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DiscordChatExporter
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pull/811/head
Tyrrrz 3 years ago
parent 8e7baee8a5
commit 880f400e2c
148 changed files with 13939 additions and 14094 deletions
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183
DiscordChatExporter.Cli.Tests/Fixtures/ExportWrapperFixture.cs
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@ -14,119 +14,118 @@ using DiscordChatExporter.Core.Discord;
using DiscordChatExporter.Core.Exporting;
using JsonExtensions;
namespace DiscordChatExporter.Cli.Tests.Fixtures
namespace DiscordChatExporter.Cli.Tests.Fixtures;
public class ExportWrapperFixture : IDisposable
{
public class ExportWrapperFixture : IDisposable
{
private string DirPath { get; } = Path.Combine(
Path.GetDirectoryName(typeof(ExportWrapperFixture).Assembly.Location) ?? Directory.GetCurrentDirectory(),
"ExportCache",
Guid.NewGuid().ToString()
);
private string DirPath { get; } = Path.Combine(
Path.GetDirectoryName(typeof(ExportWrapperFixture).Assembly.Location) ?? Directory.GetCurrentDirectory(),
"ExportCache",
Guid.NewGuid().ToString()
);
public ExportWrapperFixture() => DirectoryEx.Reset(DirPath);
public ExportWrapperFixture() => DirectoryEx.Reset(DirPath);
private async ValueTask<string> ExportAsync(Snowflake channelId, ExportFormat format)
{
var fileName = channelId.ToString() + '.' + format.GetFileExtension();
var filePath = Path.Combine(DirPath, fileName);
private async ValueTask<string> ExportAsync(Snowflake channelId, ExportFormat format)
{
var fileName = channelId.ToString() + '.' + format.GetFileExtension();
var filePath = Path.Combine(DirPath, fileName);
// Perform export only if it hasn't been done before
if (!File.Exists(filePath))
// Perform export only if it hasn't been done before
if (!File.Exists(filePath))
{
await new ExportChannelsCommand
{
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { channelId },
ExportFormat = format,
OutputPath = filePath
}.ExecuteAsync(new FakeConsole());
}
return await File.ReadAllTextAsync(filePath);
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { channelId },
ExportFormat = format,
OutputPath = filePath
}.ExecuteAsync(new FakeConsole());
}
public async ValueTask<IHtmlDocument> ExportAsHtmlAsync(Snowflake channelId)
{
var data = await ExportAsync(channelId, ExportFormat.HtmlDark);
return Html.Parse(data);
}
return await File.ReadAllTextAsync(filePath);
}
public async ValueTask<JsonElement> ExportAsJsonAsync(Snowflake channelId)
{
var data = await ExportAsync(channelId, ExportFormat.Json);
return Json.Parse(data);
}
public async ValueTask<IHtmlDocument> ExportAsHtmlAsync(Snowflake channelId)
{
var data = await ExportAsync(channelId, ExportFormat.HtmlDark);
return Html.Parse(data);
}
public async ValueTask<string> ExportAsPlainTextAsync(Snowflake channelId)
{
var data = await ExportAsync(channelId, ExportFormat.PlainText);
return data;
}
public async ValueTask<JsonElement> ExportAsJsonAsync(Snowflake channelId)
{
var data = await ExportAsync(channelId, ExportFormat.Json);
return Json.Parse(data);
}
public async ValueTask<string> ExportAsCsvAsync(Snowflake channelId)
{
var data = await ExportAsync(channelId, ExportFormat.Csv);
return data;
}
public async ValueTask<string> ExportAsPlainTextAsync(Snowflake channelId)
{
var data = await ExportAsync(channelId, ExportFormat.PlainText);
return data;
}
public async ValueTask<IReadOnlyList<IElement>> GetMessagesAsHtmlAsync(Snowflake channelId)
{
var document = await ExportAsHtmlAsync(channelId);
return document.QuerySelectorAll("[data-message-id]").ToArray();
}
public async ValueTask<string> ExportAsCsvAsync(Snowflake channelId)
{
var data = await ExportAsync(channelId, ExportFormat.Csv);
return data;
}
public async ValueTask<IReadOnlyList<JsonElement>> GetMessagesAsJsonAsync(Snowflake channelId)
{
var document = await ExportAsJsonAsync(channelId);
return document.GetProperty("messages").EnumerateArray().ToArray();
}
public async ValueTask<IReadOnlyList<IElement>> GetMessagesAsHtmlAsync(Snowflake channelId)
{
var document = await ExportAsHtmlAsync(channelId);
return document.QuerySelectorAll("[data-message-id]").ToArray();
}
public async ValueTask<IReadOnlyList<JsonElement>> GetMessagesAsJsonAsync(Snowflake channelId)
{
var document = await ExportAsJsonAsync(channelId);
return document.GetProperty("messages").EnumerateArray().ToArray();
}
public async ValueTask<IElement> GetMessageAsHtmlAsync(Snowflake channelId, Snowflake messageId)
{
var messages = await GetMessagesAsHtmlAsync(channelId);
var message = messages.SingleOrDefault(e =>
string.Equals(
e.GetAttribute("data-message-id"),
messageId.ToString(),
StringComparison.OrdinalIgnoreCase
)
);
public async ValueTask<IElement> GetMessageAsHtmlAsync(Snowflake channelId, Snowflake messageId)
if (message is null)
{
var messages = await GetMessagesAsHtmlAsync(channelId);
var message = messages.SingleOrDefault(e =>
string.Equals(
e.GetAttribute("data-message-id"),
messageId.ToString(),
StringComparison.OrdinalIgnoreCase
)
throw new InvalidOperationException(
$"Message '{messageId}' does not exist in export of channel '{channelId}'."
);
}
if (message is null)
{
throw new InvalidOperationException(
$"Message '{messageId}' does not exist in export of channel '{channelId}'."
);
}
return message;
}
return message;
}
public async ValueTask<JsonElement> GetMessageAsJsonAsync(Snowflake channelId, Snowflake messageId)
{
var messages = await GetMessagesAsJsonAsync(channelId);
var message = messages.FirstOrDefault(j =>
string.Equals(
j.GetProperty("id").GetString(),
messageId.ToString(),
StringComparison.OrdinalIgnoreCase
)
);
public async ValueTask<JsonElement> GetMessageAsJsonAsync(Snowflake channelId, Snowflake messageId)
if (message.ValueKind == JsonValueKind.Undefined)
{
var messages = await GetMessagesAsJsonAsync(channelId);
var message = messages.FirstOrDefault(j =>
string.Equals(
j.GetProperty("id").GetString(),
messageId.ToString(),
StringComparison.OrdinalIgnoreCase
)
throw new InvalidOperationException(
$"Message '{messageId}' does not exist in export of channel '{channelId}'."
);
if (message.ValueKind == JsonValueKind.Undefined)
{
throw new InvalidOperationException(
$"Message '{messageId}' does not exist in export of channel '{channelId}'."
);
}
return message;
}
public void Dispose() => DirectoryEx.DeleteIfExists(DirPath);
return message;
}
public void Dispose() => DirectoryEx.DeleteIfExists(DirPath);
}

25
DiscordChatExporter.Cli.Tests/Fixtures/TempOutputFixture.cs
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@ -2,22 +2,21 @@
using System.IO;
using DiscordChatExporter.Cli.Tests.Utils;
namespace DiscordChatExporter.Cli.Tests.Fixtures
namespace DiscordChatExporter.Cli.Tests.Fixtures;
public class TempOutputFixture : IDisposable
{
public class TempOutputFixture : IDisposable
{
public string DirPath { get; } = Path.Combine(
Path.GetDirectoryName(typeof(TempOutputFixture).Assembly.Location) ?? Directory.GetCurrentDirectory(),
"Temp",
Guid.NewGuid().ToString()
);
public string DirPath { get; } = Path.Combine(
Path.GetDirectoryName(typeof(TempOutputFixture).Assembly.Location) ?? Directory.GetCurrentDirectory(),
"Temp",
Guid.NewGuid().ToString()
);
public TempOutputFixture() => DirectoryEx.Reset(DirPath);
public TempOutputFixture() => DirectoryEx.Reset(DirPath);
public string GetTempFilePath(string fileName) => Path.Combine(DirPath, fileName);
public string GetTempFilePath(string fileName) => Path.Combine(DirPath, fileName);
public string GetTempFilePath() => GetTempFilePath(Guid.NewGuid() + ".tmp");
public string GetTempFilePath() => GetTempFilePath(Guid.NewGuid() + ".tmp");
public void Dispose() => DirectoryEx.DeleteIfExists(DirPath);
}
public void Dispose() => DirectoryEx.DeleteIfExists(DirPath);
}

61
DiscordChatExporter.Cli.Tests/Infra/Secrets.cs
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@ -1,46 +1,45 @@
using System;
using System.IO;
namespace DiscordChatExporter.Cli.Tests.Infra
namespace DiscordChatExporter.Cli.Tests.Infra;
internal static class Secrets
{
internal static class Secrets
private static readonly Lazy<string> DiscordTokenLazy = new(() =>
{
private static readonly Lazy<string> DiscordTokenLazy = new(() =>
{
var fromEnvironment = Environment.GetEnvironmentVariable("DISCORD_TOKEN");
if (!string.IsNullOrWhiteSpace(fromEnvironment))
return fromEnvironment;
var fromEnvironment = Environment.GetEnvironmentVariable("DISCORD_TOKEN");
if (!string.IsNullOrWhiteSpace(fromEnvironment))
return fromEnvironment;
var secretFilePath = Path.Combine(
Path.GetDirectoryName(typeof(Secrets).Assembly.Location) ?? Directory.GetCurrentDirectory(),
"DiscordToken.secret"
);
var secretFilePath = Path.Combine(
Path.GetDirectoryName(typeof(Secrets).Assembly.Location) ?? Directory.GetCurrentDirectory(),
"DiscordToken.secret"
);
if (File.Exists(secretFilePath))
return File.ReadAllText(secretFilePath);
if (File.Exists(secretFilePath))
return File.ReadAllText(secretFilePath);
throw new InvalidOperationException("Discord token not provided for tests.");
});
throw new InvalidOperationException("Discord token not provided for tests.");
});
private static readonly Lazy<bool> IsDiscordTokenBotLazy = new(() =>
{
var fromEnvironment = Environment.GetEnvironmentVariable("DISCORD_TOKEN_BOT");
if (!string.IsNullOrWhiteSpace(fromEnvironment))
return string.Equals(fromEnvironment, "true", StringComparison.OrdinalIgnoreCase);
private static readonly Lazy<bool> IsDiscordTokenBotLazy = new(() =>
{
var fromEnvironment = Environment.GetEnvironmentVariable("DISCORD_TOKEN_BOT");
if (!string.IsNullOrWhiteSpace(fromEnvironment))
return string.Equals(fromEnvironment, "true", StringComparison.OrdinalIgnoreCase);
var secretFilePath = Path.Combine(
Path.GetDirectoryName(typeof(Secrets).Assembly.Location) ?? Directory.GetCurrentDirectory(),
"DiscordTokenBot.secret"
);
var secretFilePath = Path.Combine(
Path.GetDirectoryName(typeof(Secrets).Assembly.Location) ?? Directory.GetCurrentDirectory(),
"DiscordTokenBot.secret"
);
if (File.Exists(secretFilePath))
return true;
if (File.Exists(secretFilePath))
return true;
return false;
});
return false;
});
public static string DiscordToken => DiscordTokenLazy.Value;
public static string DiscordToken => DiscordTokenLazy.Value;
public static bool IsDiscordTokenBot => IsDiscordTokenBotLazy.Value;
}
public static bool IsDiscordTokenBot => IsDiscordTokenBotLazy.Value;
}

39
DiscordChatExporter.Cli.Tests/Specs/CsvWriting/ContentSpecs.cs
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@ -4,28 +4,27 @@ using DiscordChatExporter.Cli.Tests.TestData;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.CsvWriting
namespace DiscordChatExporter.Cli.Tests.Specs.CsvWriting;
public record ContentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record ContentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task Messages_are_exported_correctly()
{
[Fact]
public async Task Messages_are_exported_correctly()
{
// Act
var document = await ExportWrapper.ExportAsCsvAsync(ChannelIds.DateRangeTestCases);
// Act
var document = await ExportWrapper.ExportAsCsvAsync(ChannelIds.DateRangeTestCases);
// Assert
document.Should().ContainAll(
"Tyrrrz#5447",
"Hello world",
"Goodbye world",
"Foo bar",
"Hurdle Durdle",
"One",
"Two",
"Three",
"Yeet"
);
}
// Assert
document.Should().ContainAll(
"Tyrrrz#5447",
"Hello world",
"Goodbye world",
"Foo bar",
"Hurdle Durdle",
"One",
"Two",
"Three",
"Yeet"
);
}
}

275
DiscordChatExporter.Cli.Tests/Specs/DateRangeSpecs.cs
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@ -13,148 +13,147 @@ using FluentAssertions;
using JsonExtensions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs
namespace DiscordChatExporter.Cli.Tests.Specs;
public record DateRangeSpecs(TempOutputFixture TempOutput) : IClassFixture<TempOutputFixture>
{
public record DateRangeSpecs(TempOutputFixture TempOutput) : IClassFixture<TempOutputFixture>
[Fact]
public async Task Messages_filtered_after_specific_date_only_include_messages_sent_after_that_date()
{
// Arrange
var after = new DateTimeOffset(2021, 07, 24, 0, 0, 0, TimeSpan.Zero);
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
After = Snowflake.FromDate(after)
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
var timestamps = document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("timestamp").GetDateTimeOffset())
.ToArray();
// Assert
timestamps.All(t => t > after).Should().BeTrue();
timestamps.Should().BeEquivalentTo(new[]
{
new DateTimeOffset(2021, 07, 24, 13, 49, 13, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 38, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 39, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 40, TimeSpan.Zero),
new DateTimeOffset(2021, 09, 08, 14, 26, 35, TimeSpan.Zero)
}, o =>
{
return o
.Using<DateTimeOffset>(ctx =>
ctx.Subject.Should().BeCloseTo(ctx.Expectation, TimeSpan.FromSeconds(1))
)
.WhenTypeIs<DateTimeOffset>();
});
}
[Fact]
public async Task Messages_filtered_before_specific_date_only_include_messages_sent_before_that_date()
{
[Fact]
public async Task Messages_filtered_after_specific_date_only_include_messages_sent_after_that_date()
// Arrange
var before = new DateTimeOffset(2021, 07, 24, 0, 0, 0, TimeSpan.Zero);
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
Before = Snowflake.FromDate(before)
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
var timestamps = document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("timestamp").GetDateTimeOffset())
.ToArray();
// Assert
timestamps.All(t => t < before).Should().BeTrue();
timestamps.Should().BeEquivalentTo(new[]
{
new DateTimeOffset(2021, 07, 19, 13, 34, 18, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 19, 15, 58, 48, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 19, 17, 23, 58, TimeSpan.Zero)
}, o =>
{
return o
.Using<DateTimeOffset>(ctx =>
ctx.Subject.Should().BeCloseTo(ctx.Expectation, TimeSpan.FromSeconds(1))
)
.WhenTypeIs<DateTimeOffset>();
});
}
[Fact]
public async Task Messages_filtered_between_specific_dates_only_include_messages_sent_between_those_dates()
{
// Arrange
var after = new DateTimeOffset(2021, 07, 24, 0, 0, 0, TimeSpan.Zero);
var before = new DateTimeOffset(2021, 08, 01, 0, 0, 0, TimeSpan.Zero);
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
// Arrange
var after = new DateTimeOffset(2021, 07, 24, 0, 0, 0, TimeSpan.Zero);
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
After = Snowflake.FromDate(after)
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
var timestamps = document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("timestamp").GetDateTimeOffset())
.ToArray();
// Assert
timestamps.All(t => t > after).Should().BeTrue();
timestamps.Should().BeEquivalentTo(new[]
{
new DateTimeOffset(2021, 07, 24, 13, 49, 13, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 38, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 39, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 40, TimeSpan.Zero),
new DateTimeOffset(2021, 09, 08, 14, 26, 35, TimeSpan.Zero)
}, o =>
{
return o
.Using<DateTimeOffset>(ctx =>
ctx.Subject.Should().BeCloseTo(ctx.Expectation, TimeSpan.FromSeconds(1))
)
.WhenTypeIs<DateTimeOffset>();
});
}
[Fact]
public async Task Messages_filtered_before_specific_date_only_include_messages_sent_before_that_date()
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
Before = Snowflake.FromDate(before),
After = Snowflake.FromDate(after)
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
var timestamps = document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("timestamp").GetDateTimeOffset())
.ToArray();
// Assert
timestamps.All(t => t < before && t > after).Should().BeTrue();
timestamps.Should().BeEquivalentTo(new[]
{
// Arrange
var before = new DateTimeOffset(2021, 07, 24, 0, 0, 0, TimeSpan.Zero);
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
Before = Snowflake.FromDate(before)
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
var timestamps = document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("timestamp").GetDateTimeOffset())
.ToArray();
// Assert
timestamps.All(t => t < before).Should().BeTrue();
timestamps.Should().BeEquivalentTo(new[]
{
new DateTimeOffset(2021, 07, 19, 13, 34, 18, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 19, 15, 58, 48, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 19, 17, 23, 58, TimeSpan.Zero)
}, o =>
{
return o
.Using<DateTimeOffset>(ctx =>
ctx.Subject.Should().BeCloseTo(ctx.Expectation, TimeSpan.FromSeconds(1))
)
.WhenTypeIs<DateTimeOffset>();
});
}
[Fact]
public async Task Messages_filtered_between_specific_dates_only_include_messages_sent_between_those_dates()
new DateTimeOffset(2021, 07, 24, 13, 49, 13, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 38, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 39, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 40, TimeSpan.Zero)
}, o =>
{
// Arrange
var after = new DateTimeOffset(2021, 07, 24, 0, 0, 0, TimeSpan.Zero);
var before = new DateTimeOffset(2021, 08, 01, 0, 0, 0, TimeSpan.Zero);
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
Before = Snowflake.FromDate(before),
After = Snowflake.FromDate(after)
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
var timestamps = document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("timestamp").GetDateTimeOffset())
.ToArray();
// Assert
timestamps.All(t => t < before && t > after).Should().BeTrue();
timestamps.Should().BeEquivalentTo(new[]
{
new DateTimeOffset(2021, 07, 24, 13, 49, 13, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 38, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 39, TimeSpan.Zero),
new DateTimeOffset(2021, 07, 24, 14, 52, 40, TimeSpan.Zero)
}, o =>
{
return o
.Using<DateTimeOffset>(ctx =>
ctx.Subject.Should().BeCloseTo(ctx.Expectation, TimeSpan.FromSeconds(1))
)
.WhenTypeIs<DateTimeOffset>();
});
}
return o
.Using<DateTimeOffset>(ctx =>
ctx.Subject.Should().BeCloseTo(ctx.Expectation, TimeSpan.FromSeconds(1))
)
.WhenTypeIs<DateTimeOffset>();
});
}
}

225
DiscordChatExporter.Cli.Tests/Specs/FilterSpecs.cs
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@ -12,124 +12,123 @@ using FluentAssertions;
using JsonExtensions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs
namespace DiscordChatExporter.Cli.Tests.Specs;
public record FilterSpecs(TempOutputFixture TempOutput) : IClassFixture<TempOutputFixture>
{
public record FilterSpecs(TempOutputFixture TempOutput) : IClassFixture<TempOutputFixture>
[Fact]
public async Task Messages_filtered_by_text_only_include_messages_that_contain_that_text()
{
[Fact]
public async Task Messages_filtered_by_text_only_include_messages_that_contain_that_text()
// Arrange
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.FilterTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
MessageFilter = MessageFilter.Parse("some text")
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
// Assert
document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("content").GetString())
.Should()
.ContainSingle("Some random text");
}
[Fact]
public async Task Messages_filtered_by_author_only_include_messages_sent_by_that_author()
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.FilterTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
MessageFilter = MessageFilter.Parse("some text")
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
// Assert
document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("content").GetString())
.Should()
.ContainSingle("Some random text");
}
[Fact]
public async Task Messages_filtered_by_author_only_include_messages_sent_by_that_author()
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.FilterTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
MessageFilter = MessageFilter.Parse("from:Tyrrrz")
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
// Assert
document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("author").GetProperty("name").GetString())
.Should()
.AllBe("Tyrrrz");
}
[Fact]
public async Task Messages_filtered_by_content_only_include_messages_that_have_that_content()
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.FilterTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
MessageFilter = MessageFilter.Parse("from:Tyrrrz")
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
// Assert
document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("author").GetProperty("name").GetString())
.Should()
.AllBe("Tyrrrz");
}
[Fact]
public async Task Messages_filtered_by_content_only_include_messages_that_have_that_content()
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.FilterTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
MessageFilter = MessageFilter.Parse("has:image")
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
// Assert
document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("content").GetString())
.Should()
.ContainSingle("This has image");
}
[Fact]
public async Task Messages_filtered_by_mention_only_include_messages_that_have_that_mention()
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.FilterTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
MessageFilter = MessageFilter.Parse("has:image")
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
// Assert
document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("content").GetString())
.Should()
.ContainSingle("This has image");
}
[Fact]
public async Task Messages_filtered_by_mention_only_include_messages_that_have_that_mention()
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.FilterTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
MessageFilter = MessageFilter.Parse("mentions:Tyrrrz")
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
// Assert
document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("content").GetString())
.Should()
.ContainSingle("This has mention");
}
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.FilterTestCases },
ExportFormat = ExportFormat.Json,
OutputPath = filePath,
MessageFilter = MessageFilter.Parse("mentions:Tyrrrz")
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Json.Parse(data);
// Assert
document
.GetProperty("messages")
.EnumerateArray()
.Select(j => j.GetProperty("content").GetString())
.Should()
.ContainSingle("This has mention");
}
}

161
DiscordChatExporter.Cli.Tests/Specs/HtmlWriting/AttachmentSpecs.cs
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@ -6,88 +6,87 @@ using DiscordChatExporter.Core.Discord;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting;
public record AttachmentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record AttachmentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task Message_with_a_generic_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885587844989612074")
);
var fileUrl = message.QuerySelector("a")?.GetAttribute("href");
// Assert
message.Text().Should().ContainAll(
"Generic file attachment",
"Test.txt",
"11 bytes"
);
fileUrl.Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885587844964417596/Test.txt"
);
}
[Fact]
public async Task Message_with_an_image_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885654862656843786")
);
var imageUrl = message.QuerySelector("img")?.GetAttribute("src");
// Assert
message.Text().Should().Contain("Image attachment");
imageUrl.Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885654862430359613/bird-thumbnail.png"
);
}
[Fact]
public async Task Message_with_a_video_attachment_is_rendered_correctly()
{
[Fact]
public async Task Message_with_a_generic_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885587844989612074")
);
var fileUrl = message.QuerySelector("a")?.GetAttribute("href");
// Assert
message.Text().Should().ContainAll(
"Generic file attachment",
"Test.txt",
"11 bytes"
);
fileUrl.Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885587844964417596/Test.txt"
);
}
[Fact]
public async Task Message_with_an_image_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885654862656843786")
);
var imageUrl = message.QuerySelector("img")?.GetAttribute("src");
// Assert
message.Text().Should().Contain("Image attachment");
imageUrl.Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885654862430359613/bird-thumbnail.png"
);
}
[Fact]
public async Task Message_with_a_video_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885655761919836171")
);
var videoUrl = message.QuerySelector("video source")?.GetAttribute("src");
// Assert
message.Text().Should().Contain("Video attachment");
videoUrl.Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885655761512968233/file_example_MP4_640_3MG.mp4"
);
}
[Fact]
public async Task Message_with_an_audio_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885656175620808734")
);
var audioUrl = message.QuerySelector("audio source")?.GetAttribute("src");
// Assert
message.Text().Should().Contain("Audio attachment");
audioUrl.Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885656175348187146/file_example_MP3_1MG.mp3"
);
}
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885655761919836171")
);
var videoUrl = message.QuerySelector("video source")?.GetAttribute("src");
// Assert
message.Text().Should().Contain("Video attachment");
videoUrl.Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885655761512968233/file_example_MP4_640_3MG.mp4"
);
}
[Fact]
public async Task Message_with_an_audio_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885656175620808734")
);
var audioUrl = message.QuerySelector("audio source")?.GetAttribute("src");
// Assert
message.Text().Should().Contain("Audio attachment");
audioUrl.Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885656175348187146/file_example_MP3_1MG.mp3"
);
}
}

57
DiscordChatExporter.Cli.Tests/Specs/HtmlWriting/ContentSpecs.cs
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@ -6,38 +6,37 @@ using DiscordChatExporter.Cli.Tests.TestData;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting;
public record ContentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record ContentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task Messages_are_exported_correctly()
{
[Fact]
public async Task Messages_are_exported_correctly()
{
// Act
var messages = await ExportWrapper.GetMessagesAsHtmlAsync(ChannelIds.DateRangeTestCases);
// Act
var messages = await ExportWrapper.GetMessagesAsHtmlAsync(ChannelIds.DateRangeTestCases);
// Assert
messages.Select(e => e.GetAttribute("data-message-id")).Should().Equal(
"866674314627121232",
"866710679758045195",
"866732113319428096",
"868490009366396958",
"868505966528835604",
"868505969821364245",
"868505973294268457",
"885169254029213696"
);
// Assert
messages.Select(e => e.GetAttribute("data-message-id")).Should().Equal(
"866674314627121232",
"866710679758045195",
"866732113319428096",
"868490009366396958",
"868505966528835604",
"868505969821364245",
"868505973294268457",
"885169254029213696"
);
messages.Select(e => e.QuerySelector(".chatlog__content")?.Text().Trim()).Should().Equal(
"Hello world",
"Goodbye world",
"Foo bar",
"Hurdle Durdle",
"One",
"Two",
"Three",
"Yeet"
);
}
messages.Select(e => e.QuerySelector(".chatlog__content")?.Text().Trim()).Should().Equal(
"Hello world",
"Goodbye world",
"Foo bar",
"Hurdle Durdle",
"One",
"Two",
"Three",
"Yeet"
);
}
}

91
DiscordChatExporter.Cli.Tests/Specs/HtmlWriting/EmbedSpecs.cs
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@ -6,59 +6,58 @@ using DiscordChatExporter.Core.Discord;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting;
public record EmbedSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record EmbedSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task Message_with_an_embed_is_rendered_correctly()
{
[Fact]
public async Task Message_with_an_embed_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.EmbedTestCases,
Snowflake.Parse("866769910729146400")
);
// Assert
message.Text().Should().ContainAll(
"Embed author",
"Embed title",
"Embed description",
"Field 1", "Value 1",
"Field 2", "Value 2",
"Field 3", "Value 3",
"Embed footer"
);
}
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.EmbedTestCases,
Snowflake.Parse("866769910729146400")
);
// Assert
message.Text().Should().ContainAll(
"Embed author",
"Embed title",
"Embed description",
"Field 1", "Value 1",
"Field 2", "Value 2",
"Field 3", "Value 3",
"Embed footer"
);
}
[Fact]
public async Task Message_with_a_Spotify_track_is_rendered_using_an_iframe()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.EmbedTestCases,
Snowflake.Parse("867886632203976775")
);
[Fact]
public async Task Message_with_a_Spotify_track_is_rendered_using_an_iframe()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.EmbedTestCases,
Snowflake.Parse("867886632203976775")
);
var iframeSrc = message.QuerySelector("iframe")?.GetAttribute("src");
var iframeSrc = message.QuerySelector("iframe")?.GetAttribute("src");
// Assert
iframeSrc.Should().StartWithEquivalentOf("https://open.spotify.com/embed/track/1LHZMWefF9502NPfArRfvP");
}
// Assert
iframeSrc.Should().StartWithEquivalentOf("https://open.spotify.com/embed/track/1LHZMWefF9502NPfArRfvP");
}
[Fact]
public async Task Message_with_a_YouTube_video_is_rendered_using_an_iframe()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.EmbedTestCases,
Snowflake.Parse("866472508588294165")
);
[Fact]
public async Task Message_with_a_YouTube_video_is_rendered_using_an_iframe()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.EmbedTestCases,
Snowflake.Parse("866472508588294165")
);
var iframeSrc = message.QuerySelector("iframe")?.GetAttribute("src");
var iframeSrc = message.QuerySelector("iframe")?.GetAttribute("src");
// Assert
iframeSrc.Should().StartWithEquivalentOf("https://www.youtube.com/embed/qOWW4OlgbvE");
}
// Assert
iframeSrc.Should().StartWithEquivalentOf("https://www.youtube.com/embed/qOWW4OlgbvE");
}
}

93
DiscordChatExporter.Cli.Tests/Specs/HtmlWriting/MentionSpecs.cs
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@ -6,61 +6,60 @@ using DiscordChatExporter.Core.Discord;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting;
public record MentionSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record MentionSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task User_mention_is_rendered_correctly()
{
[Fact]
public async Task User_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866458840245076028")
);
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866458840245076028")
);
// Assert
message.Text().Trim().Should().Be("User mention: @Tyrrrz");
message.InnerHtml.Should().Contain("Tyrrrz#5447");
}
// Assert
message.Text().Trim().Should().Be("User mention: @Tyrrrz");
message.InnerHtml.Should().Contain("Tyrrrz#5447");
}
[Fact]
public async Task Text_channel_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459040480624680")
);
[Fact]
public async Task Text_channel_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459040480624680")
);
// Assert
message.Text().Trim().Should().Be("Text channel mention: #mention-tests");
}
// Assert
message.Text().Trim().Should().Be("Text channel mention: #mention-tests");
}
[Fact]
public async Task Voice_channel_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459175462633503")
);
[Fact]
public async Task Voice_channel_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459175462633503")
);
// Assert
message.Text().Trim().Should().Be("Voice channel mention: 🔊chaos-vc");
}
// Assert
message.Text().Trim().Should().Be("Voice channel mention: 🔊chaos-vc");
}
[Fact]
public async Task Role_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459254693429258")
);
[Fact]
public async Task Role_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459254693429258")
);
// Assert
message.Text().Trim().Should().Be("Role mention: @Role 1");
}
// Assert
message.Text().Trim().Should().Be("Role mention: @Role 1");
}
}

79
DiscordChatExporter.Cli.Tests/Specs/HtmlWriting/ReplySpecs.cs
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@ -6,52 +6,51 @@ using DiscordChatExporter.Core.Discord;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting
namespace DiscordChatExporter.Cli.Tests.Specs.HtmlWriting;
public record ReplySpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record ReplySpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task Reply_to_a_normal_message_is_rendered_correctly()
{
[Fact]
public async Task Reply_to_a_normal_message_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.ReplyTestCases,
Snowflake.Parse("866460738239725598")
);
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.ReplyTestCases,
Snowflake.Parse("866460738239725598")
);
// Assert
message.Text().Trim().Should().Be("reply to original");
message.QuerySelector(".chatlog__reference-link")?.Text().Trim().Should().Be("original");
}
// Assert
message.Text().Trim().Should().Be("reply to original");
message.QuerySelector(".chatlog__reference-link")?.Text().Trim().Should().Be("original");
}
[Fact]
public async Task Reply_to_a_deleted_message_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.ReplyTestCases,
Snowflake.Parse("866460975388819486")
);
[Fact]
public async Task Reply_to_a_deleted_message_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.ReplyTestCases,
Snowflake.Parse("866460975388819486")
);
// Assert
message.Text().Trim().Should().Be("reply to deleted");
message.QuerySelector(".chatlog__reference-link")?.Text().Trim().Should()
.Be("Original message was deleted or could not be loaded.");
}
// Assert
message.Text().Trim().Should().Be("reply to deleted");
message.QuerySelector(".chatlog__reference-link")?.Text().Trim().Should()
.Be("Original message was deleted or could not be loaded.");
}
[Fact]
public async Task Reply_to_a_empty_message_with_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.ReplyTestCases,
Snowflake.Parse("866462470335627294")
);
[Fact]
public async Task Reply_to_a_empty_message_with_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsHtmlAsync(
ChannelIds.ReplyTestCases,
Snowflake.Parse("866462470335627294")
);
// Assert
message.Text().Trim().Should().Be("reply to attachment");
message.QuerySelector(".chatlog__reference-link")?.Text().Trim().Should()
.Be("Click to see attachment 🖼️");
}
// Assert
message.Text().Trim().Should().Be("reply to attachment");
message.QuerySelector(".chatlog__reference-link")?.Text().Trim().Should()
.Be("Click to see attachment 🖼️");
}
}

177
DiscordChatExporter.Cli.Tests/Specs/JsonWriting/AttachmentSpecs.cs
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@ -6,96 +6,95 @@ using DiscordChatExporter.Core.Discord;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.JsonWriting
namespace DiscordChatExporter.Cli.Tests.Specs.JsonWriting;
public record AttachmentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record AttachmentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task Message_with_a_generic_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885587844989612074")
);
var attachments = message.GetProperty("attachments").EnumerateArray().ToArray();
// Assert
message.GetProperty("content").GetString().Should().Be("Generic file attachment");
attachments.Should().HaveCount(1);
attachments.Single().GetProperty("url").GetString().Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885587844964417596/Test.txt"
);
attachments.Single().GetProperty("fileName").GetString().Should().Be("Test.txt");
attachments.Single().GetProperty("fileSizeBytes").GetInt64().Should().Be(11);
}
[Fact]
public async Task Message_with_an_image_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885654862656843786")
);
var attachments = message.GetProperty("attachments").EnumerateArray().ToArray();
// Assert
message.GetProperty("content").GetString().Should().Be("Image attachment");
attachments.Should().HaveCount(1);
attachments.Single().GetProperty("url").GetString().Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885654862430359613/bird-thumbnail.png"
);
attachments.Single().GetProperty("fileName").GetString().Should().Be("bird-thumbnail.png");
attachments.Single().GetProperty("fileSizeBytes").GetInt64().Should().Be(466335);
}
[Fact]
public async Task Message_with_a_video_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885655761919836171")
);
var attachments = message.GetProperty("attachments").EnumerateArray().ToArray();
// Assert
message.GetProperty("content").GetString().Should().Be("Video attachment");
attachments.Should().HaveCount(1);
attachments.Single().GetProperty("url").GetString().Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885655761512968233/file_example_MP4_640_3MG.mp4"
);
attachments.Single().GetProperty("fileName").GetString().Should().Be("file_example_MP4_640_3MG.mp4");
attachments.Single().GetProperty("fileSizeBytes").GetInt64().Should().Be(3114374);
}
[Fact]
public async Task Message_with_an_audio_attachment_is_rendered_correctly()
{
[Fact]
public async Task Message_with_a_generic_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885587844989612074")
);
var attachments = message.GetProperty("attachments").EnumerateArray().ToArray();
// Assert
message.GetProperty("content").GetString().Should().Be("Generic file attachment");
attachments.Should().HaveCount(1);
attachments.Single().GetProperty("url").GetString().Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885587844964417596/Test.txt"
);
attachments.Single().GetProperty("fileName").GetString().Should().Be("Test.txt");
attachments.Single().GetProperty("fileSizeBytes").GetInt64().Should().Be(11);
}
[Fact]
public async Task Message_with_an_image_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885654862656843786")
);
var attachments = message.GetProperty("attachments").EnumerateArray().ToArray();
// Assert
message.GetProperty("content").GetString().Should().Be("Image attachment");
attachments.Should().HaveCount(1);
attachments.Single().GetProperty("url").GetString().Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885654862430359613/bird-thumbnail.png"
);
attachments.Single().GetProperty("fileName").GetString().Should().Be("bird-thumbnail.png");
attachments.Single().GetProperty("fileSizeBytes").GetInt64().Should().Be(466335);
}
[Fact]
public async Task Message_with_a_video_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885655761919836171")
);
var attachments = message.GetProperty("attachments").EnumerateArray().ToArray();
// Assert
message.GetProperty("content").GetString().Should().Be("Video attachment");
attachments.Should().HaveCount(1);
attachments.Single().GetProperty("url").GetString().Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885655761512968233/file_example_MP4_640_3MG.mp4"
);
attachments.Single().GetProperty("fileName").GetString().Should().Be("file_example_MP4_640_3MG.mp4");
attachments.Single().GetProperty("fileSizeBytes").GetInt64().Should().Be(3114374);
}
[Fact]
public async Task Message_with_an_audio_attachment_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885656175620808734")
);
var attachments = message.GetProperty("attachments").EnumerateArray().ToArray();
// Assert
message.GetProperty("content").GetString().Should().Be("Audio attachment");
attachments.Should().HaveCount(1);
attachments.Single().GetProperty("url").GetString().Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885656175348187146/file_example_MP3_1MG.mp3"
);
attachments.Single().GetProperty("fileName").GetString().Should().Be("file_example_MP3_1MG.mp3");
attachments.Single().GetProperty("fileSizeBytes").GetInt64().Should().Be(1087849);
}
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.AttachmentTestCases,
Snowflake.Parse("885656175620808734")
);
var attachments = message.GetProperty("attachments").EnumerateArray().ToArray();
// Assert
message.GetProperty("content").GetString().Should().Be("Audio attachment");
attachments.Should().HaveCount(1);
attachments.Single().GetProperty("url").GetString().Should().StartWithEquivalentOf(
"https://cdn.discordapp.com/attachments/885587741654536192/885656175348187146/file_example_MP3_1MG.mp3"
);
attachments.Single().GetProperty("fileName").GetString().Should().Be("file_example_MP3_1MG.mp3");
attachments.Single().GetProperty("fileSizeBytes").GetInt64().Should().Be(1087849);
}
}

57
DiscordChatExporter.Cli.Tests/Specs/JsonWriting/ContentSpecs.cs
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@ -5,38 +5,37 @@ using DiscordChatExporter.Cli.Tests.TestData;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.JsonWriting
namespace DiscordChatExporter.Cli.Tests.Specs.JsonWriting;
public record ContentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record ContentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task Messages_are_exported_correctly()
{
[Fact]
public async Task Messages_are_exported_correctly()
{
// Act
var messages = await ExportWrapper.GetMessagesAsJsonAsync(ChannelIds.DateRangeTestCases);
// Act
var messages = await ExportWrapper.GetMessagesAsJsonAsync(ChannelIds.DateRangeTestCases);
// Assert
messages.Select(j => j.GetProperty("id").GetString()).Should().Equal(
"866674314627121232",
"866710679758045195",
"866732113319428096",
"868490009366396958",
"868505966528835604",
"868505969821364245",
"868505973294268457",
"885169254029213696"
);
// Assert
messages.Select(j => j.GetProperty("id").GetString()).Should().Equal(
"866674314627121232",
"866710679758045195",
"866732113319428096",
"868490009366396958",
"868505966528835604",
"868505969821364245",
"868505973294268457",
"885169254029213696"
);
messages.Select(j => j.GetProperty("content").GetString()).Should().Equal(
"Hello world",
"Goodbye world",
"Foo bar",
"Hurdle Durdle",
"One",
"Two",
"Three",
"Yeet"
);
}
messages.Select(j => j.GetProperty("content").GetString()).Should().Equal(
"Hello world",
"Goodbye world",
"Foo bar",
"Hurdle Durdle",
"One",
"Two",
"Three",
"Yeet"
);
}
}

85
DiscordChatExporter.Cli.Tests/Specs/JsonWriting/EmbedSpecs.cs
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@ -6,53 +6,52 @@ using DiscordChatExporter.Core.Discord;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.JsonWriting
namespace DiscordChatExporter.Cli.Tests.Specs.JsonWriting;
public record EmbedSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record EmbedSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task Message_with_an_embed_is_rendered_correctly()
{
[Fact]
public async Task Message_with_an_embed_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.EmbedTestCases,
Snowflake.Parse("866769910729146400")
);
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.EmbedTestCases,
Snowflake.Parse("866769910729146400")
);
var embed = message
.GetProperty("embeds")
.EnumerateArray()
.Single();
var embed = message
.GetProperty("embeds")
.EnumerateArray()
.Single();
var embedAuthor = embed.GetProperty("author");
var embedThumbnail = embed.GetProperty("thumbnail");
var embedFooter = embed.GetProperty("footer");
var embedFields = embed.GetProperty("fields").EnumerateArray().ToArray();
var embedAuthor = embed.GetProperty("author");
var embedThumbnail = embed.GetProperty("thumbnail");
var embedFooter = embed.GetProperty("footer");
var embedFields = embed.GetProperty("fields").EnumerateArray().ToArray();
// Assert
embed.GetProperty("title").GetString().Should().Be("Embed title");
embed.GetProperty("url").GetString().Should().Be("https://example.com");
embed.GetProperty("timestamp").GetString().Should().Be("2021-07-14T21:00:00+00:00");
embed.GetProperty("description").GetString().Should().Be("**Embed** _description_");
embed.GetProperty("color").GetString().Should().Be("#58B9FF");
embedAuthor.GetProperty("name").GetString().Should().Be("Embed author");
embedAuthor.GetProperty("url").GetString().Should().Be("https://example.com/author");
embedAuthor.GetProperty("iconUrl").GetString().Should().NotBeNullOrWhiteSpace();
embedThumbnail.GetProperty("url").GetString().Should().NotBeNullOrWhiteSpace();
embedThumbnail.GetProperty("width").GetInt32().Should().Be(120);
embedThumbnail.GetProperty("height").GetInt32().Should().Be(120);
embedFooter.GetProperty("text").GetString().Should().Be("Embed footer");
embedFooter.GetProperty("iconUrl").GetString().Should().NotBeNullOrWhiteSpace();
embedFields.Should().HaveCount(3);
embedFields[0].GetProperty("name").GetString().Should().Be("Field 1");
embedFields[0].GetProperty("value").GetString().Should().Be("Value 1");
embedFields[0].GetProperty("isInline").GetBoolean().Should().BeTrue();
embedFields[1].GetProperty("name").GetString().Should().Be("Field 2");
embedFields[1].GetProperty("value").GetString().Should().Be("Value 2");
embedFields[1].GetProperty("isInline").GetBoolean().Should().BeTrue();
embedFields[2].GetProperty("name").GetString().Should().Be("Field 3");
embedFields[2].GetProperty("value").GetString().Should().Be("Value 3");
embedFields[2].GetProperty("isInline").GetBoolean().Should().BeTrue();
}
// Assert
embed.GetProperty("title").GetString().Should().Be("Embed title");
embed.GetProperty("url").GetString().Should().Be("https://example.com");
embed.GetProperty("timestamp").GetString().Should().Be("2021-07-14T21:00:00+00:00");
embed.GetProperty("description").GetString().Should().Be("**Embed** _description_");
embed.GetProperty("color").GetString().Should().Be("#58B9FF");
embedAuthor.GetProperty("name").GetString().Should().Be("Embed author");
embedAuthor.GetProperty("url").GetString().Should().Be("https://example.com/author");
embedAuthor.GetProperty("iconUrl").GetString().Should().NotBeNullOrWhiteSpace();
embedThumbnail.GetProperty("url").GetString().Should().NotBeNullOrWhiteSpace();
embedThumbnail.GetProperty("width").GetInt32().Should().Be(120);
embedThumbnail.GetProperty("height").GetInt32().Should().Be(120);
embedFooter.GetProperty("text").GetString().Should().Be("Embed footer");
embedFooter.GetProperty("iconUrl").GetString().Should().NotBeNullOrWhiteSpace();
embedFields.Should().HaveCount(3);
embedFields[0].GetProperty("name").GetString().Should().Be("Field 1");
embedFields[0].GetProperty("value").GetString().Should().Be("Value 1");
embedFields[0].GetProperty("isInline").GetBoolean().Should().BeTrue();
embedFields[1].GetProperty("name").GetString().Should().Be("Field 2");
embedFields[1].GetProperty("value").GetString().Should().Be("Value 2");
embedFields[1].GetProperty("isInline").GetBoolean().Should().BeTrue();
embedFields[2].GetProperty("name").GetString().Should().Be("Field 3");
embedFields[2].GetProperty("value").GetString().Should().Be("Value 3");
embedFields[2].GetProperty("isInline").GetBoolean().Should().BeTrue();
}
}

101
DiscordChatExporter.Cli.Tests/Specs/JsonWriting/MentionSpecs.cs
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@ -6,66 +6,65 @@ using DiscordChatExporter.Core.Discord;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.JsonWriting
namespace DiscordChatExporter.Cli.Tests.Specs.JsonWriting;
public record MentionSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record MentionSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task User_mention_is_rendered_correctly()
{
[Fact]
public async Task User_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866458840245076028")
);
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866458840245076028")
);
// Assert
message.GetProperty("content").GetString().Should().Be("User mention: @Tyrrrz");
// Assert
message.GetProperty("content").GetString().Should().Be("User mention: @Tyrrrz");
message
.GetProperty("mentions")
.EnumerateArray()
.Select(j => j.GetProperty("id").GetString())
.Should().Contain("128178626683338752");
}
message
.GetProperty("mentions")
.EnumerateArray()
.Select(j => j.GetProperty("id").GetString())
.Should().Contain("128178626683338752");
}
[Fact]
public async Task Text_channel_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459040480624680")
);
[Fact]
public async Task Text_channel_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459040480624680")
);
// Assert
message.GetProperty("content").GetString().Should().Be("Text channel mention: #mention-tests");
}
// Assert
message.GetProperty("content").GetString().Should().Be("Text channel mention: #mention-tests");
}
[Fact]
public async Task Voice_channel_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459175462633503")
);
[Fact]
public async Task Voice_channel_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459175462633503")
);
// Assert
message.GetProperty("content").GetString().Should().Be("Voice channel mention: #chaos-vc [voice]");
}
// Assert
message.GetProperty("content").GetString().Should().Be("Voice channel mention: #chaos-vc [voice]");
}
[Fact]
public async Task Role_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459254693429258")
);
[Fact]
public async Task Role_mention_is_rendered_correctly()
{
// Act
var message = await ExportWrapper.GetMessageAsJsonAsync(
ChannelIds.MentionTestCases,
Snowflake.Parse("866459254693429258")
);
// Assert
message.GetProperty("content").GetString().Should().Be("Role mention: @Role 1");
}
// Assert
message.GetProperty("content").GetString().Should().Be("Role mention: @Role 1");
}
}

89
DiscordChatExporter.Cli.Tests/Specs/PartitioningSpecs.cs
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@ -10,58 +10,57 @@ using DiscordChatExporter.Core.Exporting.Partitioning;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs
namespace DiscordChatExporter.Cli.Tests.Specs;
public record PartitioningSpecs(TempOutputFixture TempOutput) : IClassFixture<TempOutputFixture>
{
public record PartitioningSpecs(TempOutputFixture TempOutput) : IClassFixture<TempOutputFixture>
[Fact]
public async Task Messages_partitioned_by_count_are_split_into_multiple_files_correctly()
{
[Fact]
public async Task Messages_partitioned_by_count_are_split_into_multiple_files_correctly()
// Arrange
var filePath = TempOutput.GetTempFilePath();
var fileNameWithoutExt = Path.GetFileNameWithoutExtension(filePath);
var dirPath = Path.GetDirectoryName(filePath) ?? Directory.GetCurrentDirectory();
// Act
await new ExportChannelsCommand
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
var fileNameWithoutExt = Path.GetFileNameWithoutExtension(filePath);
var dirPath = Path.GetDirectoryName(filePath) ?? Directory.GetCurrentDirectory();
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.HtmlDark,
OutputPath = filePath,
PartitionLimit = PartitionLimit.Parse("3")
}.ExecuteAsync(new FakeConsole());
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.HtmlDark,
OutputPath = filePath,
PartitionLimit = PartitionLimit.Parse("3")
}.ExecuteAsync(new FakeConsole());
// Assert
Directory.EnumerateFiles(dirPath, fileNameWithoutExt + "*")
.Should()
.HaveCount(3);
}
// Assert
Directory.EnumerateFiles(dirPath, fileNameWithoutExt + "*")
.Should()
.HaveCount(3);
}
[Fact]
public async Task Messages_partitioned_by_file_size_are_split_into_multiple_files_correctly()
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
var fileNameWithoutExt = Path.GetFileNameWithoutExtension(filePath);
var dirPath = Path.GetDirectoryName(filePath) ?? Directory.GetCurrentDirectory();
[Fact]
public async Task Messages_partitioned_by_file_size_are_split_into_multiple_files_correctly()
// Act
await new ExportChannelsCommand
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
var fileNameWithoutExt = Path.GetFileNameWithoutExtension(filePath);
var dirPath = Path.GetDirectoryName(filePath) ?? Directory.GetCurrentDirectory();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.HtmlDark,
OutputPath = filePath,
PartitionLimit = PartitionLimit.Parse("20kb")
}.ExecuteAsync(new FakeConsole());
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.DateRangeTestCases },
ExportFormat = ExportFormat.HtmlDark,
OutputPath = filePath,
PartitionLimit = PartitionLimit.Parse("20kb")
}.ExecuteAsync(new FakeConsole());
// Assert
Directory.EnumerateFiles(dirPath, fileNameWithoutExt + "*")
.Should()
.HaveCount(2);
}
// Assert
Directory.EnumerateFiles(dirPath, fileNameWithoutExt + "*")
.Should()
.HaveCount(2);
}
}

39
DiscordChatExporter.Cli.Tests/Specs/PlainTextWriting/ContentSpecs.cs
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@ -4,28 +4,27 @@ using DiscordChatExporter.Cli.Tests.TestData;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs.PlainTextWriting
namespace DiscordChatExporter.Cli.Tests.Specs.PlainTextWriting;
public record ContentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
{
public record ContentSpecs(ExportWrapperFixture ExportWrapper) : IClassFixture<ExportWrapperFixture>
[Fact]
public async Task Messages_are_exported_correctly()
{
[Fact]
public async Task Messages_are_exported_correctly()
{
// Act
var document = await ExportWrapper.ExportAsPlainTextAsync(ChannelIds.DateRangeTestCases);
// Act
var document = await ExportWrapper.ExportAsPlainTextAsync(ChannelIds.DateRangeTestCases);
// Assert
document.Should().ContainAll(
"Tyrrrz#5447",
"Hello world",
"Goodbye world",
"Foo bar",
"Hurdle Durdle",
"One",
"Two",
"Three",
"Yeet"
);
}
// Assert
document.Should().ContainAll(
"Tyrrrz#5447",
"Hello world",
"Goodbye world",
"Foo bar",
"Hurdle Durdle",
"One",
"Two",
"Three",
"Yeet"
);
}
}

57
DiscordChatExporter.Cli.Tests/Specs/SelfContainedSpecs.cs
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@ -11,39 +11,38 @@ using DiscordChatExporter.Core.Exporting;
using FluentAssertions;
using Xunit;
namespace DiscordChatExporter.Cli.Tests.Specs
namespace DiscordChatExporter.Cli.Tests.Specs;
public record SelfContainedSpecs(TempOutputFixture TempOutput) : IClassFixture<TempOutputFixture>
{
public record SelfContainedSpecs(TempOutputFixture TempOutput) : IClassFixture<TempOutputFixture>
[Fact]
public async Task Messages_in_self_contained_export_only_reference_local_file_resources()
{
[Fact]
public async Task Messages_in_self_contained_export_only_reference_local_file_resources()
{
// Arrange
var filePath = TempOutput.GetTempFilePath();
var dirPath = Path.GetDirectoryName(filePath) ?? Directory.GetCurrentDirectory();
// Arrange
var filePath = TempOutput.GetTempFilePath();
var dirPath = Path.GetDirectoryName(filePath) ?? Directory.GetCurrentDirectory();
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.SelfContainedTestCases },
ExportFormat = ExportFormat.HtmlDark,
OutputPath = filePath,
ShouldDownloadMedia = true
}.ExecuteAsync(new FakeConsole());
// Act
await new ExportChannelsCommand
{
TokenValue = Secrets.DiscordToken,
IsBotToken = Secrets.IsDiscordTokenBot,
ChannelIds = new[] { ChannelIds.SelfContainedTestCases },
ExportFormat = ExportFormat.HtmlDark,
OutputPath = filePath,
ShouldDownloadMedia = true
}.ExecuteAsync(new FakeConsole());
var data = await File.ReadAllTextAsync(filePath);
var document = Html.Parse(data);
var data = await File.ReadAllTextAsync(filePath);
var document = Html.Parse(data);
// Assert
document
.QuerySelectorAll("body [src]")
.Select(e => e.GetAttribute("src")!)
.Select(f => Path.GetFullPath(f, dirPath))
.All(File.Exists)
.Should()
.BeTrue();
}
// Assert
document
.QuerySelectorAll("body [src]")
.Select(e => e.GetAttribute("src")!)
.Select(f => Path.GetFullPath(f, dirPath))
.All(File.Exists)
.Should()
.BeTrue();
}
}

21
DiscordChatExporter.Cli.Tests/TestData/ChannelIds.cs
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@ -1,21 +1,20 @@
using DiscordChatExporter.Core.Discord;
namespace DiscordChatExporter.Cli.Tests.TestData
namespace DiscordChatExporter.Cli.Tests.TestData;
public static class ChannelIds
{
public static class ChannelIds
{
public static Snowflake AttachmentTestCases { get; } = Snowflake.Parse("885587741654536192");
public static Snowflake AttachmentTestCases { get; } = Snowflake.Parse("885587741654536192");
public static Snowflake DateRangeTestCases { get; } = Snowflake.Parse("866674248747319326");
public static Snowflake DateRangeTestCases { get; } = Snowflake.Parse("866674248747319326");
public static Snowflake EmbedTestCases { get; } = Snowflake.Parse("866472452459462687");
public static Snowflake EmbedTestCases { get; } = Snowflake.Parse("866472452459462687");
public static Snowflake FilterTestCases { get; } = Snowflake.Parse("866744075033641020");
public static Snowflake FilterTestCases { get; } = Snowflake.Parse("866744075033641020");
public static Snowflake MentionTestCases { get; } = Snowflake.Parse("866458801389174794");
public static Snowflake MentionTestCases { get; } = Snowflake.Parse("866458801389174794");
public static Snowflake ReplyTestCases { get; } = Snowflake.Parse("866459871934677052");
public static Snowflake ReplyTestCases { get; } = Snowflake.Parse("866459871934677052");
public static Snowflake SelfContainedTestCases { get; } = Snowflake.Parse("887441432678379560");
}
public static Snowflake SelfContainedTestCases { get; } = Snowflake.Parse("887441432678379560");
}

27
DiscordChatExporter.Cli.Tests/Utils/DirectoryEx.cs
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@ -1,24 +1,23 @@
using System.IO;
namespace DiscordChatExporter.Cli.Tests.Utils
namespace DiscordChatExporter.Cli.Tests.Utils;
internal static class DirectoryEx
{
internal static class DirectoryEx
public static void DeleteIfExists(string dirPath, bool recursive = true)
{
public static void DeleteIfExists(string dirPath, bool recursive = true)
try
{
try
{
Directory.Delete(dirPath, recursive);
}
catch (DirectoryNotFoundException)
{
}
Directory.Delete(dirPath, recursive);
}
public static void Reset(string dirPath)
catch (DirectoryNotFoundException)
{
DeleteIfExists(dirPath);
Directory.CreateDirectory(dirPath);
}
}
public static void Reset(string dirPath)
{
DeleteIfExists(dirPath);
Directory.CreateDirectory(dirPath);
}
}

11
DiscordChatExporter.Cli.Tests/Utils/Html.cs
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@ -1,12 +1,11 @@
using AngleSharp.Html.Dom;
using AngleSharp.Html.Parser;
namespace DiscordChatExporter.Cli.Tests.Utils
namespace DiscordChatExporter.Cli.Tests.Utils;
internal static class Html
{
internal static class Html
{
private static readonly IHtmlParser Parser = new HtmlParser();
private static readonly IHtmlParser Parser = new HtmlParser();
public static IHtmlDocument Parse(string source) => Parser.ParseDocument(source);
}
public static IHtmlDocument Parse(string source) => Parser.ParseDocument(source);
}

201
DiscordChatExporter.Cli/Commands/Base/ExportCommandBase.cs
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@ -16,141 +16,140 @@ using DiscordChatExporter.Core.Exporting.Filtering;
using DiscordChatExporter.Core.Exporting.Partitioning;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Cli.Commands.Base
namespace DiscordChatExporter.Cli.Commands.Base;
public abstract class ExportCommandBase : TokenCommandBase
{
public abstract class ExportCommandBase : TokenCommandBase
{
[CommandOption("output", 'o', Description = "Output file or directory path.")]
public string OutputPath { get; init; } = Directory.GetCurrentDirectory();
[CommandOption("output", 'o', Description = "Output file or directory path.")]
public string OutputPath { get; init; } = Directory.GetCurrentDirectory();
[CommandOption("format", 'f', Description = "Export format.")]
public ExportFormat ExportFormat { get; init; } = ExportFormat.HtmlDark;
[CommandOption("format", 'f', Description = "Export format.")]
public ExportFormat ExportFormat { get; init; } = ExportFormat.HtmlDark;
[CommandOption("after", Description = "Only include messages sent after this date or message ID.")]
public Snowflake? After { get; init; }
[CommandOption("after", Description = "Only include messages sent after this date or message ID.")]
public Snowflake? After { get; init; }
[CommandOption("before", Description = "Only include messages sent before this date or message ID.")]
public Snowflake? Before { get; init; }
[CommandOption("before", Description = "Only include messages sent before this date or message ID.")]
public Snowflake? Before { get; init; }
[CommandOption("partition", 'p', Description = "Split output into partitions, each limited to this number of messages (e.g. '100') or file size (e.g. '10mb').")]
public PartitionLimit PartitionLimit { get; init; } = PartitionLimit.Null;
[CommandOption("partition", 'p', Description = "Split output into partitions, each limited to this number of messages (e.g. '100') or file size (e.g. '10mb').")]
public PartitionLimit PartitionLimit { get; init; } = PartitionLimit.Null;
[CommandOption("filter", Description = "Only include messages that satisfy this filter (e.g. 'from:foo#1234' or 'has:image').")]
public MessageFilter MessageFilter { get; init; } = MessageFilter.Null;
[CommandOption("filter", Description = "Only include messages that satisfy this filter (e.g. 'from:foo#1234' or 'has:image').")]
public MessageFilter MessageFilter { get; init; } = MessageFilter.Null;
[CommandOption("parallel", Description = "Limits how many channels can be exported in parallel.")]
public int ParallelLimit { get; init; } = 1;
[CommandOption("parallel", Description = "Limits how many channels can be exported in parallel.")]
public int ParallelLimit { get; init; } = 1;
[CommandOption("media", Description = "Download referenced media content.")]
public bool ShouldDownloadMedia { get; init; }
[CommandOption("media", Description = "Download referenced media content.")]
public bool ShouldDownloadMedia { get; init; }
[CommandOption("reuse-media", Description = "Reuse already existing media content to skip redundant downloads.")]
public bool ShouldReuseMedia { get; init; }
[CommandOption("reuse-media", Description = "Reuse already existing media content to skip redundant downloads.")]
public bool ShouldReuseMedia { get; init; }
[CommandOption("dateformat", Description = "Format used when writing dates.")]
public string DateFormat { get; init; } = "dd-MMM-yy hh:mm tt";
[CommandOption("dateformat", Description = "Format used when writing dates.")]
public string DateFormat { get; init; } = "dd-MMM-yy hh:mm tt";
private ChannelExporter? _channelExporter;
protected ChannelExporter Exporter => _channelExporter ??= new ChannelExporter(Discord);
private ChannelExporter? _channelExporter;
protected ChannelExporter Exporter => _channelExporter ??= new ChannelExporter(Discord);
protected async ValueTask ExecuteAsync(IConsole console, IReadOnlyList<Channel> channels)
{
var cancellationToken = console.RegisterCancellationHandler();
protected async ValueTask ExecuteAsync(IConsole console, IReadOnlyList<Channel> channels)
{
var cancellationToken = console.RegisterCancellationHandler();
if (ShouldReuseMedia && !ShouldDownloadMedia)
{
throw new CommandException("Option --reuse-media cannot be used without --media.");
}
if (ShouldReuseMedia && !ShouldDownloadMedia)
{
throw new CommandException("Option --reuse-media cannot be used without --media.");
}
var errors = new ConcurrentDictionary<Channel, string>();
var errors = new ConcurrentDictionary<Channel, string>();
// Export
await console.Output.WriteLineAsync($"Exporting {channels.Count} channel(s)...");
await console.CreateProgressTicker().StartAsync(async progressContext =>
// Export
await console.Output.WriteLineAsync($"Exporting {channels.Count} channel(s)...");
await console.CreateProgressTicker().StartAsync(async progressContext =>
{
await channels.ParallelForEachAsync(async channel =>
{
await channels.ParallelForEachAsync(async channel =>
try
{
try
await progressContext.StartTaskAsync($"{channel.Category.Name} / {channel.Name}", async progress =>
{
await progressContext.StartTaskAsync($"{channel.Category.Name} / {channel.Name}", async progress =>
{
var guild = await Discord.GetGuildAsync(channel.GuildId, cancellationToken);
var request = new ExportRequest(
guild,
channel,
OutputPath,
ExportFormat,
After,
Before,
PartitionLimit,
MessageFilter,
ShouldDownloadMedia,
ShouldReuseMedia,
DateFormat
);
await Exporter.ExportChannelAsync(request, progress, cancellationToken);
});
}
catch (DiscordChatExporterException ex) when (!ex.IsFatal)
{
errors[channel] = ex.Message;
}
}, Math.Max(ParallelLimit, 1), cancellationToken);
});
var guild = await Discord.GetGuildAsync(channel.GuildId, cancellationToken);
var request = new ExportRequest(
guild,
channel,
OutputPath,
ExportFormat,
After,
Before,
PartitionLimit,
MessageFilter,
ShouldDownloadMedia,
ShouldReuseMedia,
DateFormat
);
await Exporter.ExportChannelAsync(request, progress, cancellationToken);
});
}
catch (DiscordChatExporterException ex) when (!ex.IsFatal)
{
errors[channel] = ex.Message;
}
}, Math.Max(ParallelLimit, 1), cancellationToken);
});
// Print result
using (console.WithForegroundColor(ConsoleColor.White))
{
await console.Output.WriteLineAsync(
$"Successfully exported {channels.Count - errors.Count} channel(s)."
);
}
// Print errors
if (errors.Any())
{
await console.Output.WriteLineAsync();
// Print result
using (console.WithForegroundColor(ConsoleColor.White))
using (console.WithForegroundColor(ConsoleColor.Red))
{
await console.Output.WriteLineAsync(
$"Successfully exported {channels.Count - errors.Count} channel(s)."
$"Failed to export {errors.Count} channel(s):"
);
}
// Print errors
if (errors.Any())
foreach (var (channel, error) in errors)
{
await console.Output.WriteLineAsync();
await console.Output.WriteAsync($"{channel.Category.Name} / {channel.Name}: ");
using (console.WithForegroundColor(ConsoleColor.Red))
{
await console.Output.WriteLineAsync(
$"Failed to export {errors.Count} channel(s):"
);
}
foreach (var (channel, error) in errors)
{
await console.Output.WriteAsync($"{channel.Category.Name} / {channel.Name}: ");
using (console.WithForegroundColor(ConsoleColor.Red))
await console.Output.WriteLineAsync(error);
}
await console.Output.WriteLineAsync();
await console.Output.WriteLineAsync(error);
}
// Fail the command only if ALL channels failed to export.
// Having some of the channels fail to export is expected.
if (errors.Count >= channels.Count)
{
throw new CommandException("Export failed.");
}
await console.Output.WriteLineAsync();
}
protected async ValueTask ExecuteAsync(IConsole console, IReadOnlyList<Snowflake> channelIds)
// Fail the command only if ALL channels failed to export.
// Having some of the channels fail to export is expected.
if (errors.Count >= channels.Count)
{
var cancellationToken = console.RegisterCancellationHandler();
var channels = new List<Channel>();
throw new CommandException("Export failed.");
}
}
foreach (var channelId in channelIds)
{
var channel = await Discord.GetChannelAsync(channelId, cancellationToken);
channels.Add(channel);
}
protected async ValueTask ExecuteAsync(IConsole console, IReadOnlyList<Snowflake> channelIds)
{
var cancellationToken = console.RegisterCancellationHandler();
var channels = new List<Channel>();
await ExecuteAsync(console, channels);
foreach (var channelId in channelIds)
{
var channel = await Discord.GetChannelAsync(channelId, cancellationToken);
channels.Add(channel);
}
await ExecuteAsync(console, channels);
}
}

35
DiscordChatExporter.Cli/Commands/Base/TokenCommandBase.cs
Unescape View File

@ -4,27 +4,26 @@ using CliFx.Attributes;
using CliFx.Infrastructure;
using DiscordChatExporter.Core.Discord;
namespace DiscordChatExporter.Cli.Commands.Base
namespace DiscordChatExporter.Cli.Commands.Base;
public abstract class TokenCommandBase : ICommand
{
public abstract class TokenCommandBase : ICommand
{
[CommandOption("token", 't', IsRequired = true, EnvironmentVariable = "DISCORD_TOKEN", Description = "Authentication token.")]
public string TokenValue { get; init; } = "";
[CommandOption("token", 't', IsRequired = true, EnvironmentVariable = "DISCORD_TOKEN", Description = "Authentication token.")]
public string TokenValue { get; init; } = "";
[CommandOption("bot", 'b', EnvironmentVariable = "DISCORD_TOKEN_BOT", Description = "Authenticate as a bot.")]
public bool IsBotToken { get; init; }
[CommandOption("bot", 'b', EnvironmentVariable = "DISCORD_TOKEN_BOT", Description = "Authenticate as a bot.")]
public bool IsBotToken { get; init; }
private AuthToken? _authToken;
private AuthToken AuthToken => _authToken ??= new AuthToken(
IsBotToken
? AuthTokenKind.Bot
: AuthTokenKind.User,
TokenValue
);
private AuthToken? _authToken;
private AuthToken AuthToken => _authToken ??= new AuthToken(
IsBotToken
? AuthTokenKind.Bot
: AuthTokenKind.User,
TokenValue
);
private DiscordClient? _discordClient;
protected DiscordClient Discord => _discordClient ??= new DiscordClient(AuthToken);
private DiscordClient? _discordClient;
protected DiscordClient Discord => _discordClient ??= new DiscordClient(AuthToken);
public abstract ValueTask ExecuteAsync(IConsole console);
}
public abstract ValueTask ExecuteAsync(IConsole console);
}

43
DiscordChatExporter.Cli/Commands/ExportAllCommand.cs
Unescape View File

@ -5,37 +5,36 @@ using CliFx.Infrastructure;
using DiscordChatExporter.Cli.Commands.Base;
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Cli.Commands
namespace DiscordChatExporter.Cli.Commands;
[Command("exportall", Description = "Export all accessible channels.")]
public class ExportAllCommand : ExportCommandBase
{
[Command("exportall", Description = "Export all accessible channels.")]
public class ExportAllCommand : ExportCommandBase
[CommandOption("include-dm", Description = "Include direct message channels.")]
public bool IncludeDirectMessages { get; init; } = true;
public override async ValueTask ExecuteAsync(IConsole console)
{
[CommandOption("include-dm", Description = "Include direct message channels.")]
public bool IncludeDirectMessages { get; init; } = true;
var cancellationToken = console.RegisterCancellationHandler();
var channels = new List<Channel>();
public override async ValueTask ExecuteAsync(IConsole console)
await console.Output.WriteLineAsync("Fetching channels...");
await foreach (var guild in Discord.GetUserGuildsAsync(cancellationToken))
{
var cancellationToken = console.RegisterCancellationHandler();
var channels = new List<Channel>();
// Skip DMs if instructed to
if (!IncludeDirectMessages && guild.Id == Guild.DirectMessages.Id)
continue;
await console.Output.WriteLineAsync("Fetching channels...");
await foreach (var guild in Discord.GetUserGuildsAsync(cancellationToken))
await foreach (var channel in Discord.GetGuildChannelsAsync(guild.Id, cancellationToken))
{
// Skip DMs if instructed to
if (!IncludeDirectMessages && guild.Id == Guild.DirectMessages.Id)
// Skip non-text channels
if (!channel.IsTextChannel)
continue;
await foreach (var channel in Discord.GetGuildChannelsAsync(guild.Id, cancellationToken))
{
// Skip non-text channels
if (!channel.IsTextChannel)
continue;
channels.Add(channel);
}
channels.Add(channel);
}
await base.ExecuteAsync(console, channels);
}
await base.ExecuteAsync(console, channels);
}
}

19
DiscordChatExporter.Cli/Commands/ExportChannelsCommand.cs
Unescape View File

@ -6,16 +6,15 @@ using CliFx.Infrastructure;
using DiscordChatExporter.Cli.Commands.Base;
using DiscordChatExporter.Core.Discord;
namespace DiscordChatExporter.Cli.Commands
namespace DiscordChatExporter.Cli.Commands;
[Command("export", Description = "Export one or multiple channels.")]
public class ExportChannelsCommand : ExportCommandBase
{
[Command("export", Description = "Export one or multiple channels.")]
public class ExportChannelsCommand : ExportCommandBase
{
// TODO: change this to plural (breaking change)
[CommandOption("channel", 'c', IsRequired = true, Description = "Channel ID(s).")]
public IReadOnlyList<Snowflake> ChannelIds { get; init; } = Array.Empty<Snowflake>();
// TODO: change this to plural (breaking change)
[CommandOption("channel", 'c', IsRequired = true, Description = "Channel ID(s).")]
public IReadOnlyList<Snowflake> ChannelIds { get; init; } = Array.Empty<Snowflake>();
public override async ValueTask ExecuteAsync(IConsole console) =>
await base.ExecuteAsync(console, ChannelIds);
}
public override async ValueTask ExecuteAsync(IConsole console) =>
await base.ExecuteAsync(console, ChannelIds);
}

21
DiscordChatExporter.Cli/Commands/ExportDirectMessagesCommand.cs
Unescape View File

@ -6,20 +6,19 @@ using DiscordChatExporter.Cli.Commands.Base;
using DiscordChatExporter.Core.Discord.Data;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Cli.Commands
namespace DiscordChatExporter.Cli.Commands;
[Command("exportdm", Description = "Export all direct message channels.")]
public class ExportDirectMessagesCommand : ExportCommandBase
{
[Command("exportdm", Description = "Export all direct message channels.")]
public class ExportDirectMessagesCommand : ExportCommandBase
public override async ValueTask ExecuteAsync(IConsole console)
{
public override async ValueTask ExecuteAsync(IConsole console)
{
var cancellationToken = console.RegisterCancellationHandler();
var cancellationToken = console.RegisterCancellationHandler();
await console.Output.WriteLineAsync("Fetching channels...");
var channels = await Discord.GetGuildChannelsAsync(Guild.DirectMessages.Id, cancellationToken);
var textChannels = channels.Where(c => c.IsTextChannel).ToArray();
await console.Output.WriteLineAsync("Fetching channels...");
var channels = await Discord.GetGuildChannelsAsync(Guild.DirectMessages.Id, cancellationToken);
var textChannels = channels.Where(c => c.IsTextChannel).ToArray();
await base.ExecuteAsync(console, textChannels);
}
await base.ExecuteAsync(console, textChannels);
}
}

27
DiscordChatExporter.Cli/Commands/ExportGuildCommand.cs
Unescape View File

@ -6,23 +6,22 @@ using DiscordChatExporter.Cli.Commands.Base;
using DiscordChatExporter.Core.Discord;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Cli.Commands
namespace DiscordChatExporter.Cli.Commands;
[Command("exportguild", Description = "Export all channels within specified guild.")]
public class ExportGuildCommand : ExportCommandBase
{
[Command("exportguild", Description = "Export all channels within specified guild.")]
public class ExportGuildCommand : ExportCommandBase
{
[CommandOption("guild", 'g', IsRequired = true, Description = "Guild ID.")]
public Snowflake GuildId { get; init; }
[CommandOption("guild", 'g', IsRequired = true, Description = "Guild ID.")]
public Snowflake GuildId { get; init; }
public override async ValueTask ExecuteAsync(IConsole console)
{
var cancellationToken = console.RegisterCancellationHandler();
public override async ValueTask ExecuteAsync(IConsole console)
{
var cancellationToken = console.RegisterCancellationHandler();
await console.Output.WriteLineAsync("Fetching channels...");
var channels = await Discord.GetGuildChannelsAsync(GuildId, cancellationToken);
var textChannels = channels.Where(c => c.IsTextChannel).ToArray();
await console.Output.WriteLineAsync("Fetching channels...");
var channels = await Discord.GetGuildChannelsAsync(GuildId, cancellationToken);
var textChannels = channels.Where(c => c.IsTextChannel).ToArray();
await base.ExecuteAsync(console, textChannels);
}
await base.ExecuteAsync(console, textChannels);
}
}

51
DiscordChatExporter.Cli/Commands/GetChannelsCommand.cs
Unescape View File

@ -7,39 +7,38 @@ using DiscordChatExporter.Cli.Commands.Base;
using DiscordChatExporter.Core.Discord;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Cli.Commands
namespace DiscordChatExporter.Cli.Commands;
[Command("channels", Description = "Get the list of channels in a guild.")]
public class GetChannelsCommand : TokenCommandBase
{
[Command("channels", Description = "Get the list of channels in a guild.")]
public class GetChannelsCommand : TokenCommandBase
{
[CommandOption("guild", 'g', IsRequired = true, Description = "Guild ID.")]
public Snowflake GuildId { get; init; }
[CommandOption("guild", 'g', IsRequired = true, Description = "Guild ID.")]
public Snowflake GuildId { get; init; }
public override async ValueTask ExecuteAsync(IConsole console)
{
var cancellationToken = console.RegisterCancellationHandler();
public override async ValueTask ExecuteAsync(IConsole console)
{
var cancellationToken = console.RegisterCancellationHandler();
var channels = await Discord.GetGuildChannelsAsync(GuildId, cancellationToken);
var channels = await Discord.GetGuildChannelsAsync(GuildId, cancellationToken);
var textChannels = channels
.Where(c => c.IsTextChannel)
.OrderBy(c => c.Category.Position)
.ThenBy(c => c.Name)
.ToArray();
var textChannels = channels
.Where(c => c.IsTextChannel)
.OrderBy(c => c.Category.Position)
.ThenBy(c => c.Name)
.ToArray();
foreach (var channel in textChannels)
{
// Channel ID
await console.Output.WriteAsync(channel.Id.ToString());
foreach (var channel in textChannels)
{
// Channel ID
await console.Output.WriteAsync(channel.Id.ToString());
// Separator
using (console.WithForegroundColor(ConsoleColor.DarkGray))
await console.Output.WriteAsync(" | ");
// Separator
using (console.WithForegroundColor(ConsoleColor.DarkGray))
await console.Output.WriteAsync(" | ");
// Channel category / name
using (console.WithForegroundColor(ConsoleColor.White))
await console.Output.WriteLineAsync($"{channel.Category.Name} / {channel.Name}");
}
// Channel category / name
using (console.WithForegroundColor(ConsoleColor.White))
await console.Output.WriteLineAsync($"{channel.Category.Name} / {channel.Name}");
}
}
}

45
DiscordChatExporter.Cli/Commands/GetDirectMessageChannelsCommand.cs
Unescape View File

@ -7,36 +7,35 @@ using DiscordChatExporter.Cli.Commands.Base;
using DiscordChatExporter.Core.Discord.Data;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Cli.Commands
namespace DiscordChatExporter.Cli.Commands;
[Command("dm", Description = "Get the list of direct message channels.")]
public class GetDirectMessageChannelsCommand : TokenCommandBase
{
[Command("dm", Description = "Get the list of direct message channels.")]
public class GetDirectMessageChannelsCommand : TokenCommandBase
public override async ValueTask ExecuteAsync(IConsole console)
{
public override async ValueTask ExecuteAsync(IConsole console)
{
var cancellationToken = console.RegisterCancellationHandler();
var cancellationToken = console.RegisterCancellationHandler();
var channels = await Discord.GetGuildChannelsAsync(Guild.DirectMessages.Id, cancellationToken);
var channels = await Discord.GetGuildChannelsAsync(Guild.DirectMessages.Id, cancellationToken);
var textChannels = channels
.Where(c => c.IsTextChannel)
.OrderBy(c => c.Category.Position)
.ThenBy(c => c.Name)
.ToArray();
var textChannels = channels
.Where(c => c.IsTextChannel)
.OrderBy(c => c.Category.Position)
.ThenBy(c => c.Name)
.ToArray();
foreach (var channel in textChannels)
{
// Channel ID
await console.Output.WriteAsync(channel.Id.ToString());
foreach (var channel in textChannels)
{
// Channel ID
await console.Output.WriteAsync(channel.Id.ToString());
// Separator
using (console.WithForegroundColor(ConsoleColor.DarkGray))
await console.Output.WriteAsync(" | ");
// Separator
using (console.WithForegroundColor(ConsoleColor.DarkGray))
await console.Output.WriteAsync(" | ");
// Channel category / name
using (console.WithForegroundColor(ConsoleColor.White))
await console.Output.WriteLineAsync($"{channel.Category.Name} / {channel.Name}");
}
// Channel category / name
using (console.WithForegroundColor(ConsoleColor.White))
await console.Output.WriteLineAsync($"{channel.Category.Name} / {channel.Name}");
}
}
}

35
DiscordChatExporter.Cli/Commands/GetGuildsCommand.cs
Unescape View File

@ -6,30 +6,29 @@ using CliFx.Infrastructure;
using DiscordChatExporter.Cli.Commands.Base;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Cli.Commands
namespace DiscordChatExporter.Cli.Commands;
[Command("guilds", Description = "Get the list of accessible guilds.")]
public class GetGuildsCommand : TokenCommandBase
{
[Command("guilds", Description = "Get the list of accessible guilds.")]
public class GetGuildsCommand : TokenCommandBase
public override async ValueTask ExecuteAsync(IConsole console)
{
public override async ValueTask ExecuteAsync(IConsole console)
{
var cancellationToken = console.RegisterCancellationHandler();
var cancellationToken = console.RegisterCancellationHandler();
var guilds = await Discord.GetUserGuildsAsync(cancellationToken);
var guilds = await Discord.GetUserGuildsAsync(cancellationToken);
foreach (var guild in guilds.OrderBy(g => g.Name))
{
// Guild ID
await console.Output.WriteAsync(guild.Id.ToString());
foreach (var guild in guilds.OrderBy(g => g.Name))
{
// Guild ID
await console.Output.WriteAsync(guild.Id.ToString());
// Separator
using (console.WithForegroundColor(ConsoleColor.DarkGray))
await console.Output.WriteAsync(" | ");
// Separator
using (console.WithForegroundColor(ConsoleColor.DarkGray))
await console.Output.WriteAsync(" | ");
// Guild name
using (console.WithForegroundColor(ConsoleColor.White))
await console.Output.WriteLineAsync(guild.Name);
}
// Guild name
using (console.WithForegroundColor(ConsoleColor.White))
await console.Output.WriteLineAsync(guild.Name);
}
}
}

103
DiscordChatExporter.Cli/Commands/GuideCommand.cs
Unescape View File

@ -4,68 +4,67 @@ using CliFx;
using CliFx.Attributes;
using CliFx.Infrastructure;
namespace DiscordChatExporter.Cli.Commands
namespace DiscordChatExporter.Cli.Commands;
[Command("guide", Description = "Explains how to obtain token, guild or channel ID.")]
public class GuideCommand : ICommand
{
[Command("guide", Description = "Explains how to obtain token, guild or channel ID.")]
public class GuideCommand : ICommand
public ValueTask ExecuteAsync(IConsole console)
{
public ValueTask ExecuteAsync(IConsole console)
{
// User token
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("To get user token:");
// User token
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("To get user token:");
console.Output.WriteLine(" 1. Open Discord");
console.Output.WriteLine(" 2. Press Ctrl+Shift+I to show developer tools");
console.Output.WriteLine(" 3. Press Ctrl+Shift+M to toggle device toolbar");
console.Output.WriteLine(" 4. Navigate to the Application tab");
console.Output.WriteLine(" 5. On the left, expand Local Storage and select https://discord.com");
console.Output.WriteLine(" 6. Type \"token\" into the Filter box");
console.Output.WriteLine(" 7. If the token key does not appear, press Ctrl+R to reload");
console.Output.WriteLine(" 8. Copy the value of the token key");
console.Output.WriteLine(" * Automating user accounts is technically against TOS, use at your own risk.");
console.Output.WriteLine();
console.Output.WriteLine(" 1. Open Discord");
console.Output.WriteLine(" 2. Press Ctrl+Shift+I to show developer tools");
console.Output.WriteLine(" 3. Press Ctrl+Shift+M to toggle device toolbar");
console.Output.WriteLine(" 4. Navigate to the Application tab");
console.Output.WriteLine(" 5. On the left, expand Local Storage and select https://discord.com");
console.Output.WriteLine(" 6. Type \"token\" into the Filter box");
console.Output.WriteLine(" 7. If the token key does not appear, press Ctrl+R to reload");
console.Output.WriteLine(" 8. Copy the value of the token key");
console.Output.WriteLine(" * Automating user accounts is technically against TOS, use at your own risk.");
console.Output.WriteLine();
// Bot token
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("To get bot token:");
// Bot token
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("To get bot token:");
console.Output.WriteLine(" 1. Go to Discord developer portal");
console.Output.WriteLine(" 2. Open your application's settings");
console.Output.WriteLine(" 3. Navigate to the Bot section on the left");
console.Output.WriteLine(" 4. Under Token click Copy");
console.Output.WriteLine();
console.Output.WriteLine(" 1. Go to Discord developer portal");
console.Output.WriteLine(" 2. Open your application's settings");
console.Output.WriteLine(" 3. Navigate to the Bot section on the left");
console.Output.WriteLine(" 4. Under Token click Copy");
console.Output.WriteLine();
// Guild or channel ID
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("To get guild ID or guild channel ID:");
// Guild or channel ID
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("To get guild ID or guild channel ID:");
console.Output.WriteLine(" 1. Open Discord");
console.Output.WriteLine(" 2. Open Settings");
console.Output.WriteLine(" 3. Go to Appearance section");
console.Output.WriteLine(" 4. Enable Developer Mode");
console.Output.WriteLine(" 5. Right click on the desired guild or channel and click Copy ID");
console.Output.WriteLine();
console.Output.WriteLine(" 1. Open Discord");
console.Output.WriteLine(" 2. Open Settings");
console.Output.WriteLine(" 3. Go to Appearance section");
console.Output.WriteLine(" 4. Enable Developer Mode");
console.Output.WriteLine(" 5. Right click on the desired guild or channel and click Copy ID");
console.Output.WriteLine();
// Direct message channel ID
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("To get direct message channel ID:");
// Direct message channel ID
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("To get direct message channel ID:");
console.Output.WriteLine(" 1. Open Discord");
console.Output.WriteLine(" 2. Open the desired direct message channel");
console.Output.WriteLine(" 3. Press Ctrl+Shift+I to show developer tools");
console.Output.WriteLine(" 4. Navigate to the Console tab");
console.Output.WriteLine(" 5. Type \"window.location.href\" and press Enter");
console.Output.WriteLine(" 6. Copy the first long sequence of numbers inside the URL");
console.Output.WriteLine();
console.Output.WriteLine(" 1. Open Discord");
console.Output.WriteLine(" 2. Open the desired direct message channel");
console.Output.WriteLine(" 3. Press Ctrl+Shift+I to show developer tools");
console.Output.WriteLine(" 4. Navigate to the Console tab");
console.Output.WriteLine(" 5. Type \"window.location.href\" and press Enter");
console.Output.WriteLine(" 6. Copy the first long sequence of numbers inside the URL");
console.Output.WriteLine();
// Wiki link
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("For more information, check out the wiki:");
using (console.WithForegroundColor(ConsoleColor.DarkCyan))
console.Output.WriteLine("https://github.com/Tyrrrz/DiscordChatExporter/wiki");
// Wiki link
using (console.WithForegroundColor(ConsoleColor.White))
console.Output.WriteLine("For more information, check out the wiki:");
using (console.WithForegroundColor(ConsoleColor.DarkCyan))
console.Output.WriteLine("https://github.com/Tyrrrz/DiscordChatExporter/wiki");
return default;
}
return default;
}
}

18
DiscordChatExporter.Cli/Program.cs
Unescape View File

@ -1,14 +1,6 @@
using System.Threading.Tasks;
using CliFx;
using CliFx;
namespace DiscordChatExporter.Cli
{
public static class Program
{
public static async Task<int> Main(string[] args) =>
await new CliApplicationBuilder()
.AddCommandsFromThisAssembly()
.Build()
.RunAsync(args);
}
}
return await new CliApplicationBuilder()
.AddCommandsFromThisAssembly()
.Build()
.RunAsync(args);

77
DiscordChatExporter.Cli/Utils/Extensions/ConsoleExtensions.cs
Unescape View File

@ -3,49 +3,48 @@ using System.Threading.Tasks;
using CliFx.Infrastructure;
using Spectre.Console;
namespace DiscordChatExporter.Cli.Utils.Extensions
namespace DiscordChatExporter.Cli.Utils.Extensions;
internal static class ConsoleExtensions
{
internal static class ConsoleExtensions
{
public static IAnsiConsole CreateAnsiConsole(this IConsole console) =>
AnsiConsole.Create(new AnsiConsoleSettings
{
Ansi = AnsiSupport.Detect,
ColorSystem = ColorSystemSupport.Detect,
Out = new AnsiConsoleOutput(console.Output)
});
public static IAnsiConsole CreateAnsiConsole(this IConsole console) =>
AnsiConsole.Create(new AnsiConsoleSettings
{
Ansi = AnsiSupport.Detect,
ColorSystem = ColorSystemSupport.Detect,
Out = new AnsiConsoleOutput(console.Output)
});
public static Progress CreateProgressTicker(this IConsole console) => console
.CreateAnsiConsole()
.Progress()
.AutoClear(false)
.AutoRefresh(true)
.HideCompleted(false)
.Columns(
new TaskDescriptionColumn {Alignment = Justify.Left},
new ProgressBarColumn(),
new PercentageColumn()
);
public static Progress CreateProgressTicker(this IConsole console) => console
.CreateAnsiConsole()
.Progress()
.AutoClear(false)
.AutoRefresh(true)
.HideCompleted(false)
.Columns(
new TaskDescriptionColumn {Alignment = Justify.Left},
new ProgressBarColumn(),
new PercentageColumn()
);
public static async ValueTask StartTaskAsync(
this ProgressContext progressContext,
string description,
Func<ProgressTask, ValueTask> performOperationAsync)
{
var progressTask = progressContext.AddTask(
// Don't recognize random square brackets as style tags
Markup.Escape(description),
new ProgressTaskSettings {MaxValue = 1}
);
public static async ValueTask StartTaskAsync(
this ProgressContext progressContext,
string description,
Func<ProgressTask, ValueTask> performOperationAsync)
{
var progressTask = progressContext.AddTask(
// Don't recognize random square brackets as style tags
Markup.Escape(description),
new ProgressTaskSettings {MaxValue = 1}
);
try
{
await performOperationAsync(progressTask);
}
finally
{
progressTask.StopTask();
}
try
{
await performOperationAsync(progressTask);
}
finally
{
progressTask.StopTask();
}
}
}

15
DiscordChatExporter.Core/Discord/AuthToken.cs
Unescape View File

@ -1,13 +1,12 @@
using System.Net.Http.Headers;
namespace DiscordChatExporter.Core.Discord
namespace DiscordChatExporter.Core.Discord;
public record AuthToken(AuthTokenKind Kind, string Value)
{
public record AuthToken(AuthTokenKind Kind, string Value)
public AuthenticationHeaderValue GetAuthenticationHeader() => Kind switch
{
public AuthenticationHeaderValue GetAuthenticationHeader() => Kind switch
{
AuthTokenKind.Bot => new AuthenticationHeaderValue("Bot", Value),
_ => new AuthenticationHeaderValue(Value)
};
}
AuthTokenKind.Bot => new AuthenticationHeaderValue("Bot", Value),
_ => new AuthenticationHeaderValue(Value)
};
}

11
DiscordChatExporter.Core/Discord/AuthTokenKind.cs
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@ -1,8 +1,7 @@
namespace DiscordChatExporter.Core.Discord
namespace DiscordChatExporter.Core.Discord;
public enum AuthTokenKind
{
public enum AuthTokenKind
{
User,
Bot
}
User,
Bot
}

55
DiscordChatExporter.Core/Discord/Data/Attachment.cs
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@ -6,40 +6,39 @@ using DiscordChatExporter.Core.Utils;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/channel#attachment-object
public partial record Attachment(
Snowflake Id,
string Url,
string FileName,
int? Width,
int? Height,
FileSize FileSize) : IHasId
{
// https://discord.com/developers/docs/resources/channel#attachment-object
public partial record Attachment(
Snowflake Id,
string Url,
string FileName,
int? Width,
int? Height,
FileSize FileSize) : IHasId
{
public string FileExtension => Path.GetExtension(FileName);
public string FileExtension => Path.GetExtension(FileName);
public bool IsImage => FileFormat.IsImage(FileExtension);
public bool IsImage => FileFormat.IsImage(FileExtension);
public bool IsVideo => FileFormat.IsVideo(FileExtension);
public bool IsVideo => FileFormat.IsVideo(FileExtension);
public bool IsAudio => FileFormat.IsAudio(FileExtension);
public bool IsAudio => FileFormat.IsAudio(FileExtension);
public bool IsSpoiler => FileName.StartsWith("SPOILER_", StringComparison.Ordinal);
}
public bool IsSpoiler => FileName.StartsWith("SPOILER_", StringComparison.Ordinal);
}
public partial record Attachment
public partial record Attachment
{
public static Attachment Parse(JsonElement json)
{
public static Attachment Parse(JsonElement json)
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var url = json.GetProperty("url").GetNonWhiteSpaceString();
var width = json.GetPropertyOrNull("width")?.GetInt32();
var height = json.GetPropertyOrNull("height")?.GetInt32();
var fileName = json.GetProperty("filename").GetNonWhiteSpaceString();
var fileSize = json.GetProperty("size").GetInt64().Pipe(FileSize.FromBytes);
return new Attachment(id, url, fileName, width, height, fileSize);
}
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var url = json.GetProperty("url").GetNonWhiteSpaceString();
var width = json.GetPropertyOrNull("width")?.GetInt32();
var height = json.GetPropertyOrNull("height")?.GetInt32();
var fileName = json.GetProperty("filename").GetNonWhiteSpaceString();
var fileSize = json.GetProperty("size").GetInt64().Pipe(FileSize.FromBytes);
return new Attachment(id, url, fileName, width, height, fileSize);
}
}

115
DiscordChatExporter.Core/Discord/Data/Channel.cs
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@ -4,69 +4,68 @@ using DiscordChatExporter.Core.Discord.Data.Common;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
{
// https://discord.com/developers/docs/resources/channel#channel-object
public partial record Channel(
Snowflake Id,
ChannelKind Kind,
Snowflake GuildId,
ChannelCategory Category,
string Name,
int? Position,
string? Topic) : IHasId
{
public bool IsTextChannel => Kind is
ChannelKind.GuildTextChat or
ChannelKind.DirectTextChat or
ChannelKind.DirectGroupTextChat or
ChannelKind.GuildNews or
ChannelKind.GuildStore;
namespace DiscordChatExporter.Core.Discord.Data;
public bool IsVoiceChannel => !IsTextChannel;
}
// https://discord.com/developers/docs/resources/channel#channel-object
public partial record Channel(
Snowflake Id,
ChannelKind Kind,
Snowflake GuildId,
ChannelCategory Category,
string Name,
int? Position,
string? Topic) : IHasId
{
public bool IsTextChannel => Kind is
ChannelKind.GuildTextChat or
ChannelKind.DirectTextChat or
ChannelKind.DirectGroupTextChat or
ChannelKind.GuildNews or
ChannelKind.GuildStore;
public partial record Channel
{
private static ChannelCategory GetFallbackCategory(ChannelKind channelKind) => new(
Snowflake.Zero,
channelKind switch
{
ChannelKind.GuildTextChat => "Text",
ChannelKind.DirectTextChat => "Private",
ChannelKind.DirectGroupTextChat => "Group",
ChannelKind.GuildNews => "News",
ChannelKind.GuildStore => "Store",
_ => "Default"
},
null
);
public bool IsVoiceChannel => !IsTextChannel;
}
public static Channel Parse(JsonElement json, ChannelCategory? category = null, int? position = null)
public partial record Channel
{
private static ChannelCategory GetFallbackCategory(ChannelKind channelKind) => new(
Snowflake.Zero,
channelKind switch
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var guildId = json.GetPropertyOrNull("guild_id")?.GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var topic = json.GetPropertyOrNull("topic")?.GetStringOrNull();
var kind = (ChannelKind)json.GetProperty("type").GetInt32();
ChannelKind.GuildTextChat => "Text",
ChannelKind.DirectTextChat => "Private",
ChannelKind.DirectGroupTextChat => "Group",
ChannelKind.GuildNews => "News",
ChannelKind.GuildStore => "Store",
_ => "Default"
},
null
);
var name =
// Guild channel
json.GetPropertyOrNull("name")?.GetStringOrNull() ??
// DM channel
json.GetPropertyOrNull("recipients")?.EnumerateArray().Select(User.Parse).Select(u => u.Name)
.Pipe(s => string.Join(", ", s)) ??
// Fallback
id.ToString();
public static Channel Parse(JsonElement json, ChannelCategory? category = null, int? position = null)
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var guildId = json.GetPropertyOrNull("guild_id")?.GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var topic = json.GetPropertyOrNull("topic")?.GetStringOrNull();
var kind = (ChannelKind)json.GetProperty("type").GetInt32();
return new Channel(
id,
kind,
guildId ?? Guild.DirectMessages.Id,
category ?? GetFallbackCategory(kind),
name,
position ?? json.GetPropertyOrNull("position")?.GetInt32(),
topic
);
}
var name =
// Guild channel
json.GetPropertyOrNull("name")?.GetStringOrNull() ??
// DM channel
json.GetPropertyOrNull("recipients")?.EnumerateArray().Select(User.Parse).Select(u => u.Name)
.Pipe(s => string.Join(", ", s)) ??
// Fallback
id.ToString();
return new Channel(
id,
kind,
guildId ?? Guild.DirectMessages.Id,
category ?? GetFallbackCategory(kind),
name,
position ?? json.GetPropertyOrNull("position")?.GetInt32(),
topic
);
}
}

31
DiscordChatExporter.Core/Discord/Data/ChannelCategory.cs
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@ -3,25 +3,24 @@ using DiscordChatExporter.Core.Discord.Data.Common;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
public record ChannelCategory(Snowflake Id, string Name, int? Position) : IHasId
{
public record ChannelCategory(Snowflake Id, string Name, int? Position) : IHasId
{
public static ChannelCategory Unknown { get; } = new(Snowflake.Zero, "<unknown category>", 0);
public static ChannelCategory Unknown { get; } = new(Snowflake.Zero, "<unknown category>", 0);
public static ChannelCategory Parse(JsonElement json, int? position = null)
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
public static ChannelCategory Parse(JsonElement json, int? position = null)
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var name =
json.GetPropertyOrNull("name")?.GetStringOrNull() ??
id.ToString();
var name =
json.GetPropertyOrNull("name")?.GetStringOrNull() ??
id.ToString();
return new ChannelCategory(
id,
name,
position ?? json.GetPropertyOrNull("position")?.GetInt32()
);
}
return new ChannelCategory(
id,
name,
position ?? json.GetPropertyOrNull("position")?.GetInt32()
);
}
}

25
DiscordChatExporter.Core/Discord/Data/ChannelKind.cs
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@ -1,15 +1,14 @@
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/channel#channel-object-channel-types
// Order of enum fields needs to match the order in the docs.
public enum ChannelKind
{
// https://discord.com/developers/docs/resources/channel#channel-object-channel-types
// Order of enum fields needs to match the order in the docs.
public enum ChannelKind
{
GuildTextChat = 0,
DirectTextChat,
GuildVoiceChat,
DirectGroupTextChat,
GuildCategory,
GuildNews,
GuildStore
}
GuildTextChat = 0,
DirectTextChat,
GuildVoiceChat,
DirectGroupTextChat,
GuildCategory,
GuildNews,
GuildStore
}

67
DiscordChatExporter.Core/Discord/Data/Common/FileSize.cs
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@ -1,49 +1,48 @@
using System;
using System.Diagnostics.CodeAnalysis;
namespace DiscordChatExporter.Core.Discord.Data.Common
{
// Loosely based on https://github.com/omar/ByteSize (MIT license)
public readonly partial record struct FileSize(long TotalBytes)
{
public double TotalKiloBytes => TotalBytes / 1024.0;
public double TotalMegaBytes => TotalKiloBytes / 1024.0;
public double TotalGigaBytes => TotalMegaBytes / 1024.0;
namespace DiscordChatExporter.Core.Discord.Data.Common;
private double GetLargestWholeNumberValue()
{
if (Math.Abs(TotalGigaBytes) >= 1)
return TotalGigaBytes;
// Loosely based on https://github.com/omar/ByteSize (MIT license)
public readonly partial record struct FileSize(long TotalBytes)
{
public double TotalKiloBytes => TotalBytes / 1024.0;
public double TotalMegaBytes => TotalKiloBytes / 1024.0;
public double TotalGigaBytes => TotalMegaBytes / 1024.0;
if (Math.Abs(TotalMegaBytes) >= 1)
return TotalMegaBytes;
private double GetLargestWholeNumberValue()
{
if (Math.Abs(TotalGigaBytes) >= 1)
return TotalGigaBytes;
if (Math.Abs(TotalKiloBytes) >= 1)
return TotalKiloBytes;
if (Math.Abs(TotalMegaBytes) >= 1)
return TotalMegaBytes;
return TotalBytes;
}
if (Math.Abs(TotalKiloBytes) >= 1)
return TotalKiloBytes;
private string GetLargestWholeNumberSymbol()
{
if (Math.Abs(TotalGigaBytes) >= 1)
return "GB";
return TotalBytes;
}
if (Math.Abs(TotalMegaBytes) >= 1)
return "MB";
private string GetLargestWholeNumberSymbol()
{
if (Math.Abs(TotalGigaBytes) >= 1)
return "GB";
if (Math.Abs(TotalKiloBytes) >= 1)
return "KB";
if (Math.Abs(TotalMegaBytes) >= 1)
return "MB";
return "bytes";
}
if (Math.Abs(TotalKiloBytes) >= 1)
return "KB";
[ExcludeFromCodeCoverage]
public override string ToString() => $"{GetLargestWholeNumberValue():0.##} {GetLargestWholeNumberSymbol()}";
return "bytes";
}
public partial record struct FileSize
{
public static FileSize FromBytes(long bytes) => new(bytes);
}
[ExcludeFromCodeCoverage]
public override string ToString() => $"{GetLargestWholeNumberValue():0.##} {GetLargestWholeNumberSymbol()}";
}
public partial record struct FileSize
{
public static FileSize FromBytes(long bytes) => new(bytes);
}

9
DiscordChatExporter.Core/Discord/Data/Common/IHasId.cs
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@ -1,7 +1,6 @@
namespace DiscordChatExporter.Core.Discord.Data.Common
namespace DiscordChatExporter.Core.Discord.Data.Common;
public interface IHasId
{
public interface IHasId
{
Snowflake Id { get; }
}
Snowflake Id { get; }
}

13
DiscordChatExporter.Core/Discord/Data/Common/IdBasedEqualityComparer.cs
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@ -1,13 +1,12 @@
using System.Collections.Generic;
namespace DiscordChatExporter.Core.Discord.Data.Common
namespace DiscordChatExporter.Core.Discord.Data.Common;
public class IdBasedEqualityComparer : IEqualityComparer<IHasId>
{
public class IdBasedEqualityComparer : IEqualityComparer<IHasId>
{
public static IdBasedEqualityComparer Instance { get; } = new();
public static IdBasedEqualityComparer Instance { get; } = new();
public bool Equals(IHasId? x, IHasId? y) => x?.Id == y?.Id;
public bool Equals(IHasId? x, IHasId? y) => x?.Id == y?.Id;
public int GetHashCode(IHasId obj) => obj.Id.GetHashCode();
}
public int GetHashCode(IHasId obj) => obj.Id.GetHashCode();
}

97
DiscordChatExporter.Core/Discord/Data/Embeds/Embed.cs
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@ -6,62 +6,61 @@ using System.Text.Json;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data.Embeds
namespace DiscordChatExporter.Core.Discord.Data.Embeds;
// https://discord.com/developers/docs/resources/channel#embed-object
public partial record Embed(
string? Title,
string? Url,
DateTimeOffset? Timestamp,
Color? Color,
EmbedAuthor? Author,
string? Description,
IReadOnlyList<EmbedField> Fields,
EmbedImage? Thumbnail,
EmbedImage? Image,
EmbedFooter? Footer)
{
// https://discord.com/developers/docs/resources/channel#embed-object
public partial record Embed(
string? Title,
string? Url,
DateTimeOffset? Timestamp,
Color? Color,
EmbedAuthor? Author,
string? Description,
IReadOnlyList<EmbedField> Fields,
EmbedImage? Thumbnail,
EmbedImage? Image,
EmbedFooter? Footer)
{
public PlainImageEmbedProjection? TryGetPlainImage() =>
PlainImageEmbedProjection.TryResolve(this);
public PlainImageEmbedProjection? TryGetPlainImage() =>
PlainImageEmbedProjection.TryResolve(this);
public SpotifyTrackEmbedProjection? TryGetSpotifyTrack() =>
SpotifyTrackEmbedProjection.TryResolve(this);
public SpotifyTrackEmbedProjection? TryGetSpotifyTrack() =>
SpotifyTrackEmbedProjection.TryResolve(this);
public YouTubeVideoEmbedProjection? TryGetYouTubeVideo() =>
YouTubeVideoEmbedProjection.TryResolve(this);
}
public YouTubeVideoEmbedProjection? TryGetYouTubeVideo() =>
YouTubeVideoEmbedProjection.TryResolve(this);
}
public partial record Embed
public partial record Embed
{
public static Embed Parse(JsonElement json)
{
public static Embed Parse(JsonElement json)
{
var title = json.GetPropertyOrNull("title")?.GetStringOrNull();
var url = json.GetPropertyOrNull("url")?.GetStringOrNull();
var timestamp = json.GetPropertyOrNull("timestamp")?.GetDateTimeOffset();
var color = json.GetPropertyOrNull("color")?.GetInt32().Pipe(System.Drawing.Color.FromArgb).ResetAlpha();
var description = json.GetPropertyOrNull("description")?.GetStringOrNull();
var title = json.GetPropertyOrNull("title")?.GetStringOrNull();
var url = json.GetPropertyOrNull("url")?.GetStringOrNull();
var timestamp = json.GetPropertyOrNull("timestamp")?.GetDateTimeOffset();
var color = json.GetPropertyOrNull("color")?.GetInt32().Pipe(System.Drawing.Color.FromArgb).ResetAlpha();
var description = json.GetPropertyOrNull("description")?.GetStringOrNull();
var author = json.GetPropertyOrNull("author")?.Pipe(EmbedAuthor.Parse);
var thumbnail = json.GetPropertyOrNull("thumbnail")?.Pipe(EmbedImage.Parse);
var image = json.GetPropertyOrNull("image")?.Pipe(EmbedImage.Parse);
var footer = json.GetPropertyOrNull("footer")?.Pipe(EmbedFooter.Parse);
var author = json.GetPropertyOrNull("author")?.Pipe(EmbedAuthor.Parse);
var thumbnail = json.GetPropertyOrNull("thumbnail")?.Pipe(EmbedImage.Parse);
var image = json.GetPropertyOrNull("image")?.Pipe(EmbedImage.Parse);
var footer = json.GetPropertyOrNull("footer")?.Pipe(EmbedFooter.Parse);
var fields =
json.GetPropertyOrNull("fields")?.EnumerateArray().Select(EmbedField.Parse).ToArray() ??
Array.Empty<EmbedField>();
var fields =
json.GetPropertyOrNull("fields")?.EnumerateArray().Select(EmbedField.Parse).ToArray() ??
Array.Empty<EmbedField>();
return new Embed(
title,
url,
timestamp,
color,
author,
description,
fields,
thumbnail,
image,
footer
);
}
return new Embed(
title,
url,
timestamp,
color,
author,
description,
fields,
thumbnail,
image,
footer
);
}
}

29
DiscordChatExporter.Core/Discord/Data/Embeds/EmbedAuthor.cs
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@ -1,23 +1,22 @@
using System.Text.Json;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data.Embeds
namespace DiscordChatExporter.Core.Discord.Data.Embeds;
// https://discord.com/developers/docs/resources/channel#embed-object-embed-author-structure
public record EmbedAuthor(
string? Name,
string? Url,
string? IconUrl,
string? IconProxyUrl)
{
// https://discord.com/developers/docs/resources/channel#embed-object-embed-author-structure
public record EmbedAuthor(
string? Name,
string? Url,
string? IconUrl,
string? IconProxyUrl)
public static EmbedAuthor Parse(JsonElement json)
{
public static EmbedAuthor Parse(JsonElement json)
{
var name = json.GetPropertyOrNull("name")?.GetStringOrNull();
var url = json.GetPropertyOrNull("url")?.GetStringOrNull();
var iconUrl = json.GetPropertyOrNull("icon_url")?.GetStringOrNull();
var iconProxyUrl = json.GetPropertyOrNull("proxy_icon_url")?.GetStringOrNull();
var name = json.GetPropertyOrNull("name")?.GetStringOrNull();
var url = json.GetPropertyOrNull("url")?.GetStringOrNull();
var iconUrl = json.GetPropertyOrNull("icon_url")?.GetStringOrNull();
var iconProxyUrl = json.GetPropertyOrNull("proxy_icon_url")?.GetStringOrNull();
return new EmbedAuthor(name, url, iconUrl, iconProxyUrl);
}
return new EmbedAuthor(name, url, iconUrl, iconProxyUrl);
}
}

25
DiscordChatExporter.Core/Discord/Data/Embeds/EmbedField.cs
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@ -2,21 +2,20 @@ using System.Text.Json;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data.Embeds
namespace DiscordChatExporter.Core.Discord.Data.Embeds;
// https://discord.com/developers/docs/resources/channel#embed-object-embed-field-structure
public record EmbedField(
string Name,
string Value,
bool IsInline)
{
// https://discord.com/developers/docs/resources/channel#embed-object-embed-field-structure
public record EmbedField(
string Name,
string Value,
bool IsInline)
public static EmbedField Parse(JsonElement json)
{
public static EmbedField Parse(JsonElement json)
{
var name = json.GetProperty("name").GetNonWhiteSpaceString();
var value = json.GetProperty("value").GetNonWhiteSpaceString();
var isInline = json.GetPropertyOrNull("inline")?.GetBoolean() ?? false;
var name = json.GetProperty("name").GetNonWhiteSpaceString();
var value = json.GetProperty("value").GetNonWhiteSpaceString();
var isInline = json.GetPropertyOrNull("inline")?.GetBoolean() ?? false;
return new EmbedField(name, value, isInline);
}
return new EmbedField(name, value, isInline);
}
}

25
DiscordChatExporter.Core/Discord/Data/Embeds/EmbedFooter.cs
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@ -2,21 +2,20 @@ using System.Text.Json;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data.Embeds
namespace DiscordChatExporter.Core.Discord.Data.Embeds;
// https://discord.com/developers/docs/resources/channel#embed-object-embed-footer-structure
public record EmbedFooter(
string Text,
string? IconUrl,
string? IconProxyUrl)
{
// https://discord.com/developers/docs/resources/channel#embed-object-embed-footer-structure
public record EmbedFooter(
string Text,
string? IconUrl,
string? IconProxyUrl)
public static EmbedFooter Parse(JsonElement json)
{
public static EmbedFooter Parse(JsonElement json)
{
var text = json.GetProperty("text").GetNonWhiteSpaceString();
var iconUrl = json.GetPropertyOrNull("icon_url")?.GetStringOrNull();
var iconProxyUrl = json.GetPropertyOrNull("proxy_icon_url")?.GetStringOrNull();
var text = json.GetProperty("text").GetNonWhiteSpaceString();
var iconUrl = json.GetPropertyOrNull("icon_url")?.GetStringOrNull();
var iconProxyUrl = json.GetPropertyOrNull("proxy_icon_url")?.GetStringOrNull();
return new EmbedFooter(text, iconUrl, iconProxyUrl);
}
return new EmbedFooter(text, iconUrl, iconProxyUrl);
}
}

29
DiscordChatExporter.Core/Discord/Data/Embeds/EmbedImage.cs
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@ -1,23 +1,22 @@
using System.Text.Json;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data.Embeds
namespace DiscordChatExporter.Core.Discord.Data.Embeds;
// https://discord.com/developers/docs/resources/channel#embed-object-embed-image-structure
public record EmbedImage(
string? Url,
string? ProxyUrl,
int? Width,
int? Height)
{
// https://discord.com/developers/docs/resources/channel#embed-object-embed-image-structure
public record EmbedImage(
string? Url,
string? ProxyUrl,
int? Width,
int? Height)
public static EmbedImage Parse(JsonElement json)
{
public static EmbedImage Parse(JsonElement json)
{
var url = json.GetPropertyOrNull("url")?.GetStringOrNull();
var proxyUrl = json.GetPropertyOrNull("proxy_url")?.GetStringOrNull();
var width = json.GetPropertyOrNull("width")?.GetInt32();
var height = json.GetPropertyOrNull("height")?.GetInt32();
var url = json.GetPropertyOrNull("url")?.GetStringOrNull();
var proxyUrl = json.GetPropertyOrNull("proxy_url")?.GetStringOrNull();
var width = json.GetPropertyOrNull("width")?.GetInt32();
var height = json.GetPropertyOrNull("height")?.GetInt32();
return new EmbedImage(url, proxyUrl, width, height);
}
return new EmbedImage(url, proxyUrl, width, height);
}
}

43
DiscordChatExporter.Core/Discord/Data/Embeds/PlainImageEmbedProjection.cs
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@ -3,32 +3,31 @@ using System.Linq;
using System.Text.RegularExpressions;
using DiscordChatExporter.Core.Utils;
namespace DiscordChatExporter.Core.Discord.Data.Embeds
namespace DiscordChatExporter.Core.Discord.Data.Embeds;
public record PlainImageEmbedProjection(string Url)
{
public record PlainImageEmbedProjection(string Url)
public static PlainImageEmbedProjection? TryResolve(Embed embed)
{
public static PlainImageEmbedProjection? TryResolve(Embed embed)
{
if (string.IsNullOrWhiteSpace(embed.Url))
return null;
if (string.IsNullOrWhiteSpace(embed.Url))
return null;
// Has to be an embed without any data (except URL and image)
if (!string.IsNullOrWhiteSpace(embed.Title) ||
embed.Timestamp is not null ||
embed.Author is not null ||
!string.IsNullOrWhiteSpace(embed.Description) ||
embed.Fields.Any() ||
embed.Footer is not null)
{
return null;
}
// Has to be an embed without any data (except URL and image)
if (!string.IsNullOrWhiteSpace(embed.Title) ||
embed.Timestamp is not null ||
embed.Author is not null ||
!string.IsNullOrWhiteSpace(embed.Description) ||
embed.Fields.Any() ||
embed.Footer is not null)
{
return null;
}
// Has to be an image file
var fileName = Regex.Match(embed.Url, @".+/([^?]*)").Groups[1].Value;
if (string.IsNullOrWhiteSpace(fileName) || !FileFormat.IsImage(Path.GetExtension(fileName)))
return null;
// Has to be an image file
var fileName = Regex.Match(embed.Url, @".+/([^?]*)").Groups[1].Value;
if (string.IsNullOrWhiteSpace(fileName) || !FileFormat.IsImage(Path.GetExtension(fileName)))
return null;
return new PlainImageEmbedProjection(embed.Url);
}
return new PlainImageEmbedProjection(embed.Url);
}
}

43
DiscordChatExporter.Core/Discord/Data/Embeds/SpotifyTrackEmbedProjection.cs
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@ -1,34 +1,33 @@
using System.Text.RegularExpressions;
namespace DiscordChatExporter.Core.Discord.Data.Embeds
namespace DiscordChatExporter.Core.Discord.Data.Embeds;
public partial record SpotifyTrackEmbedProjection(string TrackId)
{
public string Url => $"https://open.spotify.com/embed/track/{TrackId}";
}
public partial record SpotifyTrackEmbedProjection
{
public partial record SpotifyTrackEmbedProjection(string TrackId)
private static string? TryParseTrackId(string embedUrl)
{
public string Url => $"https://open.spotify.com/embed/track/{TrackId}";
// https://open.spotify.com/track/1LHZMWefF9502NPfArRfvP?si=3efac6ce9be04f0a
var trackId = Regex.Match(embedUrl, @"spotify\.com/track/(.*?)(?:\?|&|/|$)").Groups[1].Value;
if (!string.IsNullOrWhiteSpace(trackId))
return trackId;
return null;
}
public partial record SpotifyTrackEmbedProjection
public static SpotifyTrackEmbedProjection? TryResolve(Embed embed)
{
private static string? TryParseTrackId(string embedUrl)
{
// https://open.spotify.com/track/1LHZMWefF9502NPfArRfvP?si=3efac6ce9be04f0a
var trackId = Regex.Match(embedUrl, @"spotify\.com/track/(.*?)(?:\?|&|/|$)").Groups[1].Value;
if (!string.IsNullOrWhiteSpace(trackId))
return trackId;
if (string.IsNullOrWhiteSpace(embed.Url))
return null;
}
public static SpotifyTrackEmbedProjection? TryResolve(Embed embed)
{
if (string.IsNullOrWhiteSpace(embed.Url))
return null;
var trackId = TryParseTrackId(embed.Url);
if (string.IsNullOrWhiteSpace(trackId))
return null;
var trackId = TryParseTrackId(embed.Url);
if (string.IsNullOrWhiteSpace(trackId))
return null;
return new SpotifyTrackEmbedProjection(trackId);
}
return new SpotifyTrackEmbedProjection(trackId);
}
}

73
DiscordChatExporter.Core/Discord/Data/Embeds/YouTubeVideoEmbedProjection.cs
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@ -1,49 +1,48 @@
using System.Text.RegularExpressions;
namespace DiscordChatExporter.Core.Discord.Data.Embeds
namespace DiscordChatExporter.Core.Discord.Data.Embeds;
public partial record YouTubeVideoEmbedProjection(string VideoId)
{
public string Url => $"https://www.youtube.com/embed/{VideoId}";
}
public partial record YouTubeVideoEmbedProjection
{
public partial record YouTubeVideoEmbedProjection(string VideoId)
// Adapted from YoutubeExplode
// https://github.com/Tyrrrz/YoutubeExplode/blob/5be164be20019783913f76fcc98f18c65aebe9f0/YoutubeExplode/Videos/VideoId.cs#L34-L64
private static string? TryParseVideoId(string embedUrl)
{
public string Url => $"https://www.youtube.com/embed/{VideoId}";
// Regular URL
// https://www.youtube.com/watch?v=yIVRs6YSbOM
var regularMatch = Regex.Match(embedUrl, @"youtube\..+?/watch.*?v=(.*?)(?:&|/|$)").Groups[1].Value;
if (!string.IsNullOrWhiteSpace(regularMatch))
return regularMatch;
// Short URL
// https://youtu.be/yIVRs6YSbOM
var shortMatch = Regex.Match(embedUrl, @"youtu\.be/(.*?)(?:\?|&|/|$)").Groups[1].Value;
if (!string.IsNullOrWhiteSpace(shortMatch))
return shortMatch;
// Embed URL
// https://www.youtube.com/embed/yIVRs6YSbOM
var embedMatch = Regex.Match(embedUrl, @"youtube\..+?/embed/(.*?)(?:\?|&|/|$)").Groups[1].Value;
if (!string.IsNullOrWhiteSpace(embedMatch))
return embedMatch;
return null;
}
public partial record YouTubeVideoEmbedProjection
public static YouTubeVideoEmbedProjection? TryResolve(Embed embed)
{
// Adapted from YoutubeExplode
// https://github.com/Tyrrrz/YoutubeExplode/blob/5be164be20019783913f76fcc98f18c65aebe9f0/YoutubeExplode/Videos/VideoId.cs#L34-L64
private static string? TryParseVideoId(string embedUrl)
{
// Regular URL
// https://www.youtube.com/watch?v=yIVRs6YSbOM
var regularMatch = Regex.Match(embedUrl, @"youtube\..+?/watch.*?v=(.*?)(?:&|/|$)").Groups[1].Value;
if (!string.IsNullOrWhiteSpace(regularMatch))
return regularMatch;
// Short URL
// https://youtu.be/yIVRs6YSbOM
var shortMatch = Regex.Match(embedUrl, @"youtu\.be/(.*?)(?:\?|&|/|$)").Groups[1].Value;
if (!string.IsNullOrWhiteSpace(shortMatch))
return shortMatch;
// Embed URL
// https://www.youtube.com/embed/yIVRs6YSbOM
var embedMatch = Regex.Match(embedUrl, @"youtube\..+?/embed/(.*?)(?:\?|&|/|$)").Groups[1].Value;
if (!string.IsNullOrWhiteSpace(embedMatch))
return embedMatch;
if (string.IsNullOrWhiteSpace(embed.Url))
return null;
}
public static YouTubeVideoEmbedProjection? TryResolve(Embed embed)
{
if (string.IsNullOrWhiteSpace(embed.Url))
return null;
var videoId = TryParseVideoId(embed.Url);
if (string.IsNullOrWhiteSpace(videoId))
return null;
var videoId = TryParseVideoId(embed.Url);
if (string.IsNullOrWhiteSpace(videoId))
return null;
return new YouTubeVideoEmbedProjection(videoId);
}
return new YouTubeVideoEmbedProjection(videoId);
}
}

87
DiscordChatExporter.Core/Discord/Data/Emoji.cs
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@ -4,57 +4,56 @@ using DiscordChatExporter.Core.Utils;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/emoji#emoji-object
public partial record Emoji(
// Only present on custom emoji
string? Id,
// Name of custom emoji (e.g. LUL) or actual representation of standard emoji (e.g. 🙂)
string Name,
bool IsAnimated,
string ImageUrl)
{
// https://discord.com/developers/docs/resources/emoji#emoji-object
public partial record Emoji(
// Only present on custom emoji
string? Id,
// Name of custom emoji (e.g. LUL) or actual representation of standard emoji (e.g. 🙂)
string Name,
bool IsAnimated,
string ImageUrl)
{
// Name of custom emoji (e.g. LUL) or name of standard emoji (e.g. slight_smile)
public string Code => !string.IsNullOrWhiteSpace(Id)
? Name
: EmojiIndex.TryGetCode(Name) ?? Name;
}
// Name of custom emoji (e.g. LUL) or name of standard emoji (e.g. slight_smile)
public string Code => !string.IsNullOrWhiteSpace(Id)
? Name
: EmojiIndex.TryGetCode(Name) ?? Name;
}
public partial record Emoji
{
private static string GetTwemojiName(string name) => string.Join("-",
name
.GetRunes()
// Variant selector rune is skipped in Twemoji names
.Where(r => r.Value != 0xfe0f)
.Select(r => r.Value.ToString("x"))
);
public partial record Emoji
public static string GetImageUrl(string? id, string name, bool isAnimated)
{
private static string GetTwemojiName(string name) => string.Join("-",
name
.GetRunes()
// Variant selector rune is skipped in Twemoji names
.Where(r => r.Value != 0xfe0f)
.Select(r => r.Value.ToString("x"))
);
public static string GetImageUrl(string? id, string name, bool isAnimated)
// Custom emoji
if (!string.IsNullOrWhiteSpace(id))
{
// Custom emoji
if (!string.IsNullOrWhiteSpace(id))
{
return isAnimated
? $"https://cdn.discordapp.com/emojis/{id}.gif"
: $"https://cdn.discordapp.com/emojis/{id}.png";
}
// Standard emoji
var twemojiName = GetTwemojiName(name);
return $"https://twemoji.maxcdn.com/2/svg/{twemojiName}.svg";
return isAnimated
? $"https://cdn.discordapp.com/emojis/{id}.gif"
: $"https://cdn.discordapp.com/emojis/{id}.png";
}
public static Emoji Parse(JsonElement json)
{
var id = json.GetPropertyOrNull("id")?.GetNonWhiteSpaceString();
var name = json.GetProperty("name").GetNonWhiteSpaceString();
var isAnimated = json.GetPropertyOrNull("animated")?.GetBoolean() ?? false;
// Standard emoji
var twemojiName = GetTwemojiName(name);
return $"https://twemoji.maxcdn.com/2/svg/{twemojiName}.svg";
}
var imageUrl = GetImageUrl(id, name, isAnimated);
public static Emoji Parse(JsonElement json)
{
var id = json.GetPropertyOrNull("id")?.GetNonWhiteSpaceString();
var name = json.GetProperty("name").GetNonWhiteSpaceString();
var isAnimated = json.GetPropertyOrNull("animated")?.GetBoolean() ?? false;
return new Emoji(id, name, isAnimated, imageUrl);
}
var imageUrl = GetImageUrl(id, name, isAnimated);
return new Emoji(id, name, isAnimated, imageUrl);
}
}

45
DiscordChatExporter.Core/Discord/Data/Guild.cs
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@ -3,34 +3,33 @@ using DiscordChatExporter.Core.Discord.Data.Common;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/guild#guild-object
public record Guild(Snowflake Id, string Name, string IconUrl) : IHasId
{
// https://discord.com/developers/docs/resources/guild#guild-object
public record Guild(Snowflake Id, string Name, string IconUrl) : IHasId
{
public static Guild DirectMessages { get; } = new(
Snowflake.Zero,
"Direct Messages",
GetDefaultIconUrl()
);
public static Guild DirectMessages { get; } = new(
Snowflake.Zero,
"Direct Messages",
GetDefaultIconUrl()
);
private static string GetDefaultIconUrl() =>
"https://cdn.discordapp.com/embed/avatars/0.png";
private static string GetDefaultIconUrl() =>
"https://cdn.discordapp.com/embed/avatars/0.png";
private static string GetIconUrl(Snowflake id, string iconHash) =>
$"https://cdn.discordapp.com/icons/{id}/{iconHash}.png";
private static string GetIconUrl(Snowflake id, string iconHash) =>
$"https://cdn.discordapp.com/icons/{id}/{iconHash}.png";
public static Guild Parse(JsonElement json)
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var name = json.GetProperty("name").GetNonWhiteSpaceString();
var iconHash = json.GetPropertyOrNull("icon")?.GetStringOrNull();
public static Guild Parse(JsonElement json)
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var name = json.GetProperty("name").GetNonWhiteSpaceString();
var iconHash = json.GetPropertyOrNull("icon")?.GetStringOrNull();
var iconUrl = !string.IsNullOrWhiteSpace(iconHash)
? GetIconUrl(id, iconHash)
: GetDefaultIconUrl();
var iconUrl = !string.IsNullOrWhiteSpace(iconHash)
? GetIconUrl(id, iconHash)
: GetDefaultIconUrl();
return new Guild(id, name, iconUrl);
}
return new Guild(id, name, iconUrl);
}
}

63
DiscordChatExporter.Core/Discord/Data/Member.cs
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@ -6,42 +6,41 @@ using DiscordChatExporter.Core.Discord.Data.Common;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/guild#guild-member-object
public partial record Member(
User User,
string Nick,
IReadOnlyList<Snowflake> RoleIds) : IHasId
{
// https://discord.com/developers/docs/resources/guild#guild-member-object
public partial record Member(
User User,
string Nick,
IReadOnlyList<Snowflake> RoleIds) : IHasId
{
public Snowflake Id => User.Id;
}
public Snowflake Id => User.Id;
}
public partial record Member
{
public static Member CreateForUser(User user) => new(
user,
user.Name,
Array.Empty<Snowflake>()
);
public partial record Member
{
public static Member CreateForUser(User user) => new(
user,
user.Name,
Array.Empty<Snowflake>()
);
public static Member Parse(JsonElement json)
{
var user = json.GetProperty("user").Pipe(User.Parse);
var nick = json.GetPropertyOrNull("nick")?.GetStringOrNull();
public static Member Parse(JsonElement json)
{
var user = json.GetProperty("user").Pipe(User.Parse);
var nick = json.GetPropertyOrNull("nick")?.GetStringOrNull();
var roleIds = json
.GetPropertyOrNull("roles")?
.EnumerateArray()
.Select(j => j.GetNonWhiteSpaceString())
.Select(Snowflake.Parse)
.ToArray() ?? Array.Empty<Snowflake>();
var roleIds = json
.GetPropertyOrNull("roles")?
.EnumerateArray()
.Select(j => j.GetNonWhiteSpaceString())
.Select(Snowflake.Parse)
.ToArray() ?? Array.Empty<Snowflake>();
return new Member(
user,
nick ?? user.Name,
roleIds
);
}
return new Member(
user,
nick ?? user.Name,
roleIds
);
}
}

139
DiscordChatExporter.Core/Discord/Data/Message.cs
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@ -7,83 +7,82 @@ using DiscordChatExporter.Core.Discord.Data.Embeds;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/channel#message-object
public record Message(
Snowflake Id,
MessageKind Kind,
User Author,
DateTimeOffset Timestamp,
DateTimeOffset? EditedTimestamp,
DateTimeOffset? CallEndedTimestamp,
bool IsPinned,
string Content,
IReadOnlyList<Attachment> Attachments,
IReadOnlyList<Embed> Embeds,
IReadOnlyList<Reaction> Reactions,
IReadOnlyList<User> MentionedUsers,
MessageReference? Reference,
Message? ReferencedMessage) : IHasId
{
// https://discord.com/developers/docs/resources/channel#message-object
public record Message(
Snowflake Id,
MessageKind Kind,
User Author,
DateTimeOffset Timestamp,
DateTimeOffset? EditedTimestamp,
DateTimeOffset? CallEndedTimestamp,
bool IsPinned,
string Content,
IReadOnlyList<Attachment> Attachments,
IReadOnlyList<Embed> Embeds,
IReadOnlyList<Reaction> Reactions,
IReadOnlyList<User> MentionedUsers,
MessageReference? Reference,
Message? ReferencedMessage) : IHasId
public static Message Parse(JsonElement json)
{
public static Message Parse(JsonElement json)
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var author = json.GetProperty("author").Pipe(User.Parse);
var timestamp = json.GetProperty("timestamp").GetDateTimeOffset();
var editedTimestamp = json.GetPropertyOrNull("edited_timestamp")?.GetDateTimeOffset();
var callEndedTimestamp = json.GetPropertyOrNull("call")?.GetPropertyOrNull("ended_timestamp")
?.GetDateTimeOffset();
var kind = (MessageKind)json.GetProperty("type").GetInt32();
var isPinned = json.GetPropertyOrNull("pinned")?.GetBoolean() ?? false;
var messageReference = json.GetPropertyOrNull("message_reference")?.Pipe(MessageReference.Parse);
var referencedMessage = json.GetPropertyOrNull("referenced_message")?.Pipe(Parse);
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var author = json.GetProperty("author").Pipe(User.Parse);
var timestamp = json.GetProperty("timestamp").GetDateTimeOffset();
var editedTimestamp = json.GetPropertyOrNull("edited_timestamp")?.GetDateTimeOffset();
var callEndedTimestamp = json.GetPropertyOrNull("call")?.GetPropertyOrNull("ended_timestamp")
?.GetDateTimeOffset();
var kind = (MessageKind)json.GetProperty("type").GetInt32();
var isPinned = json.GetPropertyOrNull("pinned")?.GetBoolean() ?? false;
var messageReference = json.GetPropertyOrNull("message_reference")?.Pipe(MessageReference.Parse);
var referencedMessage = json.GetPropertyOrNull("referenced_message")?.Pipe(Parse);
var content = kind switch
{
MessageKind.RecipientAdd => "Added a recipient.",
MessageKind.RecipientRemove => "Removed a recipient.",
MessageKind.Call =>
$"Started a call that lasted {callEndedTimestamp?.Pipe(t => t - timestamp).Pipe(t => (int)t.TotalMinutes) ?? 0} minutes.",
MessageKind.ChannelNameChange => "Changed the channel name.",
MessageKind.ChannelIconChange => "Changed the channel icon.",
MessageKind.ChannelPinnedMessage => "Pinned a message.",
MessageKind.GuildMemberJoin => "Joined the server.",
_ => json.GetPropertyOrNull("content")?.GetStringOrNull() ?? ""
};
var content = kind switch
{
MessageKind.RecipientAdd => "Added a recipient.",
MessageKind.RecipientRemove => "Removed a recipient.",
MessageKind.Call =>
$"Started a call that lasted {callEndedTimestamp?.Pipe(t => t - timestamp).Pipe(t => (int)t.TotalMinutes) ?? 0} minutes.",
MessageKind.ChannelNameChange => "Changed the channel name.",
MessageKind.ChannelIconChange => "Changed the channel icon.",
MessageKind.ChannelPinnedMessage => "Pinned a message.",
MessageKind.GuildMemberJoin => "Joined the server.",
_ => json.GetPropertyOrNull("content")?.GetStringOrNull() ?? ""
};
var attachments =
json.GetPropertyOrNull("attachments")?.EnumerateArray().Select(Attachment.Parse).ToArray() ??
Array.Empty<Attachment>();
var attachments =
json.GetPropertyOrNull("attachments")?.EnumerateArray().Select(Attachment.Parse).ToArray() ??
Array.Empty<Attachment>();
var embeds =
json.GetPropertyOrNull("embeds")?.EnumerateArray().Select(Embed.Parse).ToArray() ??
Array.Empty<Embed>();
var embeds =
json.GetPropertyOrNull("embeds")?.EnumerateArray().Select(Embed.Parse).ToArray() ??
Array.Empty<Embed>();
var reactions =
json.GetPropertyOrNull("reactions")?.EnumerateArray().Select(Reaction.Parse).ToArray() ??
Array.Empty<Reaction>();
var reactions =
json.GetPropertyOrNull("reactions")?.EnumerateArray().Select(Reaction.Parse).ToArray() ??
Array.Empty<Reaction>();
var mentionedUsers =
json.GetPropertyOrNull("mentions")?.EnumerateArray().Select(User.Parse).ToArray() ??
Array.Empty<User>();
var mentionedUsers =
json.GetPropertyOrNull("mentions")?.EnumerateArray().Select(User.Parse).ToArray() ??
Array.Empty<User>();
return new Message(
id,
kind,
author,
timestamp,
editedTimestamp,
callEndedTimestamp,
isPinned,
content,
attachments,
embeds,
reactions,
mentionedUsers,
messageReference,
referencedMessage
);
}
return new Message(
id,
kind,
author,
timestamp,
editedTimestamp,
callEndedTimestamp,
isPinned,
content,
attachments,
embeds,
reactions,
mentionedUsers,
messageReference,
referencedMessage
);
}
}

27
DiscordChatExporter.Core/Discord/Data/MessageKind.cs
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@ -1,16 +1,15 @@
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/channel#message-object-message-types
public enum MessageKind
{
// https://discord.com/developers/docs/resources/channel#message-object-message-types
public enum MessageKind
{
Default = 0,
RecipientAdd = 1,
RecipientRemove = 2,
Call = 3,
ChannelNameChange = 4,
ChannelIconChange = 5,
ChannelPinnedMessage = 6,
GuildMemberJoin = 7,
Reply = 19
}
Default = 0,
RecipientAdd = 1,
RecipientRemove = 2,
Call = 3,
ChannelNameChange = 4,
ChannelIconChange = 5,
ChannelPinnedMessage = 6,
GuildMemberJoin = 7,
Reply = 19
}

19
DiscordChatExporter.Core/Discord/Data/MessageReference.cs
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@ -2,18 +2,17 @@ using System.Text.Json;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/channel#message-object-message-reference-structure
public record MessageReference(Snowflake? MessageId, Snowflake? ChannelId, Snowflake? GuildId)
{
// https://discord.com/developers/docs/resources/channel#message-object-message-reference-structure
public record MessageReference(Snowflake? MessageId, Snowflake? ChannelId, Snowflake? GuildId)
public static MessageReference Parse(JsonElement json)
{
public static MessageReference Parse(JsonElement json)
{
var messageId = json.GetPropertyOrNull("message_id")?.GetStringOrNull()?.Pipe(Snowflake.Parse);
var channelId = json.GetPropertyOrNull("channel_id")?.GetStringOrNull()?.Pipe(Snowflake.Parse);
var guildId = json.GetPropertyOrNull("guild_id")?.GetStringOrNull()?.Pipe(Snowflake.Parse);
var messageId = json.GetPropertyOrNull("message_id")?.GetStringOrNull()?.Pipe(Snowflake.Parse);
var channelId = json.GetPropertyOrNull("channel_id")?.GetStringOrNull()?.Pipe(Snowflake.Parse);
var guildId = json.GetPropertyOrNull("guild_id")?.GetStringOrNull()?.Pipe(Snowflake.Parse);
return new MessageReference(messageId, channelId, guildId);
}
return new MessageReference(messageId, channelId, guildId);
}
}

17
DiscordChatExporter.Core/Discord/Data/Reaction.cs
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@ -1,17 +1,16 @@
using System.Text.Json;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/channel#reaction-object
public record Reaction(Emoji Emoji, int Count)
{
// https://discord.com/developers/docs/resources/channel#reaction-object
public record Reaction(Emoji Emoji, int Count)
public static Reaction Parse(JsonElement json)
{
public static Reaction Parse(JsonElement json)
{
var emoji = json.GetProperty("emoji").Pipe(Emoji.Parse);
var count = json.GetProperty("count").GetInt32();
var emoji = json.GetProperty("emoji").Pipe(Emoji.Parse);
var count = json.GetProperty("count").GetInt32();
return new Reaction(emoji, count);
}
return new Reaction(emoji, count);
}
}

31
DiscordChatExporter.Core/Discord/Data/Role.cs
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@ -4,25 +4,24 @@ using DiscordChatExporter.Core.Discord.Data.Common;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/topics/permissions#role-object
public record Role(Snowflake Id, string Name, int Position, Color? Color) : IHasId
{
// https://discord.com/developers/docs/topics/permissions#role-object
public record Role(Snowflake Id, string Name, int Position, Color? Color) : IHasId
public static Role Parse(JsonElement json)
{
public static Role Parse(JsonElement json)
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var name = json.GetProperty("name").GetNonWhiteSpaceString();
var position = json.GetProperty("position").GetInt32();
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var name = json.GetProperty("name").GetNonWhiteSpaceString();
var position = json.GetProperty("position").GetInt32();
var color = json
.GetPropertyOrNull("color")?
.GetInt32()
.Pipe(System.Drawing.Color.FromArgb)
.ResetAlpha()
.NullIf(c => c.ToRgb() <= 0);
var color = json
.GetPropertyOrNull("color")?
.GetInt32()
.Pipe(System.Drawing.Color.FromArgb)
.ResetAlpha()
.NullIf(c => c.ToRgb() <= 0);
return new Role(id, name, position, color);
}
return new Role(id, name, position, color);
}
}

73
DiscordChatExporter.Core/Discord/Data/User.cs
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@ -4,48 +4,47 @@ using DiscordChatExporter.Core.Discord.Data.Common;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord.Data
namespace DiscordChatExporter.Core.Discord.Data;
// https://discord.com/developers/docs/resources/user#user-object
public partial record User(
Snowflake Id,
bool IsBot,
int Discriminator,
string Name,
string AvatarUrl) : IHasId
{
// https://discord.com/developers/docs/resources/user#user-object
public partial record User(
Snowflake Id,
bool IsBot,
int Discriminator,
string Name,
string AvatarUrl) : IHasId
public string DiscriminatorFormatted => $"{Discriminator:0000}";
public string FullName => $"{Name}#{DiscriminatorFormatted}";
}
public partial record User
{
private static string GetDefaultAvatarUrl(int discriminator) =>
$"https://cdn.discordapp.com/embed/avatars/{discriminator % 5}.png";
private static string GetAvatarUrl(Snowflake id, string avatarHash)
{
public string DiscriminatorFormatted => $"{Discriminator:0000}";
var extension = avatarHash.StartsWith("a_", StringComparison.Ordinal)
? "gif"
: "png";
public string FullName => $"{Name}#{DiscriminatorFormatted}";
return $"https://cdn.discordapp.com/avatars/{id}/{avatarHash}.{extension}?size=128";
}
public partial record User
public static User Parse(JsonElement json)
{
private static string GetDefaultAvatarUrl(int discriminator) =>
$"https://cdn.discordapp.com/embed/avatars/{discriminator % 5}.png";
private static string GetAvatarUrl(Snowflake id, string avatarHash)
{
var extension = avatarHash.StartsWith("a_", StringComparison.Ordinal)
? "gif"
: "png";
return $"https://cdn.discordapp.com/avatars/{id}/{avatarHash}.{extension}?size=128";
}
public static User Parse(JsonElement json)
{
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var isBot = json.GetPropertyOrNull("bot")?.GetBoolean() ?? false;
var discriminator = json.GetProperty("discriminator").GetNonWhiteSpaceString().Pipe(int.Parse);
var name = json.GetProperty("username").GetNonWhiteSpaceString();
var avatarHash = json.GetPropertyOrNull("avatar")?.GetStringOrNull();
var avatarUrl = !string.IsNullOrWhiteSpace(avatarHash)
? GetAvatarUrl(id, avatarHash)
: GetDefaultAvatarUrl(discriminator);
return new User(id, isBot, discriminator, name, avatarUrl);
}
var id = json.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse);
var isBot = json.GetPropertyOrNull("bot")?.GetBoolean() ?? false;
var discriminator = json.GetProperty("discriminator").GetNonWhiteSpaceString().Pipe(int.Parse);
var name = json.GetProperty("username").GetNonWhiteSpaceString();
var avatarHash = json.GetPropertyOrNull("avatar")?.GetStringOrNull();
var avatarUrl = !string.IsNullOrWhiteSpace(avatarHash)
? GetAvatarUrl(id, avatarHash)
: GetDefaultAvatarUrl(discriminator);
return new User(id, isBot, discriminator, name, avatarUrl);
}
}

435
DiscordChatExporter.Core/Discord/DiscordClient.cs
Unescape View File

@ -14,289 +14,288 @@ using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Http;
using JsonExtensions.Reading;
namespace DiscordChatExporter.Core.Discord
namespace DiscordChatExporter.Core.Discord;
public class DiscordClient
{
public class DiscordClient
private readonly AuthToken _token;
private readonly Uri _baseUri = new("https://discord.com/api/v8/", UriKind.Absolute);
public DiscordClient(AuthToken token) => _token = token;
private async ValueTask<HttpResponseMessage> GetResponseAsync(
string url,
CancellationToken cancellationToken = default)
{
private readonly AuthToken _token;
private readonly Uri _baseUri = new("https://discord.com/api/v8/", UriKind.Absolute);
return await Http.ResponsePolicy.ExecuteAsync(async innerCancellationToken =>
{
using var request = new HttpRequestMessage(HttpMethod.Get, new Uri(_baseUri, url));
request.Headers.Authorization = _token.GetAuthenticationHeader();
return await Http.Client.SendAsync(
request,
HttpCompletionOption.ResponseHeadersRead,
innerCancellationToken
);
}, cancellationToken);
}
public DiscordClient(AuthToken token) => _token = token;
private async ValueTask<JsonElement> GetJsonResponseAsync(
string url,
CancellationToken cancellationToken = default)
{
using var response = await GetResponseAsync(url, cancellationToken);
private async ValueTask<HttpResponseMessage> GetResponseAsync(
string url,
CancellationToken cancellationToken = default)
if (!response.IsSuccessStatusCode)
{
return await Http.ResponsePolicy.ExecuteAsync(async innerCancellationToken =>
throw response.StatusCode switch
{
using var request = new HttpRequestMessage(HttpMethod.Get, new Uri(_baseUri, url));
request.Headers.Authorization = _token.GetAuthenticationHeader();
return await Http.Client.SendAsync(
request,
HttpCompletionOption.ResponseHeadersRead,
innerCancellationToken
);
}, cancellationToken);
HttpStatusCode.Unauthorized => DiscordChatExporterException.Unauthorized(),
HttpStatusCode.Forbidden => DiscordChatExporterException.Forbidden(),
HttpStatusCode.NotFound => DiscordChatExporterException.NotFound(url),
_ => DiscordChatExporterException.FailedHttpRequest(response)
};
}
private async ValueTask<JsonElement> GetJsonResponseAsync(
string url,
CancellationToken cancellationToken = default)
{
using var response = await GetResponseAsync(url, cancellationToken);
return await response.Content.ReadAsJsonAsync(cancellationToken);
}
if (!response.IsSuccessStatusCode)
{
throw response.StatusCode switch
{
HttpStatusCode.Unauthorized => DiscordChatExporterException.Unauthorized(),
HttpStatusCode.Forbidden => DiscordChatExporterException.Forbidden(),
HttpStatusCode.NotFound => DiscordChatExporterException.NotFound(url),
_ => DiscordChatExporterException.FailedHttpRequest(response)
};
}
private async ValueTask<JsonElement?> TryGetJsonResponseAsync(
string url,
CancellationToken cancellationToken = default)
{
using var response = await GetResponseAsync(url, cancellationToken);
return await response.Content.ReadAsJsonAsync(cancellationToken);
}
return response.IsSuccessStatusCode
? await response.Content.ReadAsJsonAsync(cancellationToken)
: null;
}
private async ValueTask<JsonElement?> TryGetJsonResponseAsync(
string url,
CancellationToken cancellationToken = default)
{
using var response = await GetResponseAsync(url, cancellationToken);
public async IAsyncEnumerable<Guild> GetUserGuildsAsync(
[EnumeratorCancellation] CancellationToken cancellationToken = default)
{
yield return Guild.DirectMessages;
return response.IsSuccessStatusCode
? await response.Content.ReadAsJsonAsync(cancellationToken)
: null;
}
var currentAfter = Snowflake.Zero;
public async IAsyncEnumerable<Guild> GetUserGuildsAsync(
[EnumeratorCancellation] CancellationToken cancellationToken = default)
while (true)
{
yield return Guild.DirectMessages;
var url = new UrlBuilder()
.SetPath("users/@me/guilds")
.SetQueryParameter("limit", "100")
.SetQueryParameter("after", currentAfter.ToString())
.Build();
var currentAfter = Snowflake.Zero;
var response = await GetJsonResponseAsync(url, cancellationToken);
while (true)
var isEmpty = true;
foreach (var guild in response.EnumerateArray().Select(Guild.Parse))
{
var url = new UrlBuilder()
.SetPath("users/@me/guilds")
.SetQueryParameter("limit", "100")
.SetQueryParameter("after", currentAfter.ToString())
.Build();
yield return guild;
var response = await GetJsonResponseAsync(url, cancellationToken);
currentAfter = guild.Id;
isEmpty = false;
}
var isEmpty = true;
foreach (var guild in response.EnumerateArray().Select(Guild.Parse))
{
yield return guild;
if (isEmpty)
yield break;
}
}
currentAfter = guild.Id;
isEmpty = false;
}
public async ValueTask<Guild> GetGuildAsync(
Snowflake guildId,
CancellationToken cancellationToken = default)
{
if (guildId == Guild.DirectMessages.Id)
return Guild.DirectMessages;
if (isEmpty)
yield break;
}
}
var response = await GetJsonResponseAsync($"guilds/{guildId}", cancellationToken);
return Guild.Parse(response);
}
public async ValueTask<Guild> GetGuildAsync(
Snowflake guildId,
CancellationToken cancellationToken = default)
public async IAsyncEnumerable<Channel> GetGuildChannelsAsync(
Snowflake guildId,
[EnumeratorCancellation] CancellationToken cancellationToken = default)
{
if (guildId == Guild.DirectMessages.Id)
{
if (guildId == Guild.DirectMessages.Id)
return Guild.DirectMessages;
var response = await GetJsonResponseAsync($"guilds/{guildId}", cancellationToken);
return Guild.Parse(response);
var response = await GetJsonResponseAsync("users/@me/channels", cancellationToken);
foreach (var channelJson in response.EnumerateArray())
yield return Channel.Parse(channelJson);
}
public async IAsyncEnumerable<Channel> GetGuildChannelsAsync(
Snowflake guildId,
[EnumeratorCancellation] CancellationToken cancellationToken = default)
else
{
if (guildId == Guild.DirectMessages.Id)
{
var response = await GetJsonResponseAsync("users/@me/channels", cancellationToken);
foreach (var channelJson in response.EnumerateArray())
yield return Channel.Parse(channelJson);
}
else
{
var response = await GetJsonResponseAsync($"guilds/{guildId}/channels", cancellationToken);
var response = await GetJsonResponseAsync($"guilds/{guildId}/channels", cancellationToken);
var responseOrdered = response
.EnumerateArray()
.OrderBy(j => j.GetProperty("position").GetInt32())
.ThenBy(j => j.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse))
.ToArray();
var responseOrdered = response
.EnumerateArray()
.OrderBy(j => j.GetProperty("position").GetInt32())
.ThenBy(j => j.GetProperty("id").GetNonWhiteSpaceString().Pipe(Snowflake.Parse))
.ToArray();
var categories = responseOrdered
.Where(j => j.GetProperty("type").GetInt32() == (int) ChannelKind.GuildCategory)
.Select((j, index) => ChannelCategory.Parse(j, index + 1))
.ToDictionary(j => j.Id.ToString(), StringComparer.Ordinal);
var categories = responseOrdered
.Where(j => j.GetProperty("type").GetInt32() == (int) ChannelKind.GuildCategory)
.Select((j, index) => ChannelCategory.Parse(j, index + 1))
.ToDictionary(j => j.Id.ToString(), StringComparer.Ordinal);
var position = 0;
var position = 0;
foreach (var channelJson in responseOrdered)
{
var parentId = channelJson.GetPropertyOrNull("parent_id")?.GetStringOrNull();
foreach (var channelJson in responseOrdered)
{
var parentId = channelJson.GetPropertyOrNull("parent_id")?.GetStringOrNull();
var category = !string.IsNullOrWhiteSpace(parentId)
? categories.GetValueOrDefault(parentId)
: null;
var category = !string.IsNullOrWhiteSpace(parentId)
? categories.GetValueOrDefault(parentId)
: null;
var channel = Channel.Parse(channelJson, category, position);
var channel = Channel.Parse(channelJson, category, position);
position++;
position++;
yield return channel;
}
yield return channel;
}
}
}
public async IAsyncEnumerable<Role> GetGuildRolesAsync(
Snowflake guildId,
[EnumeratorCancellation] CancellationToken cancellationToken = default)
{
if (guildId == Guild.DirectMessages.Id)
yield break;
public async IAsyncEnumerable<Role> GetGuildRolesAsync(
Snowflake guildId,
[EnumeratorCancellation] CancellationToken cancellationToken = default)
{
if (guildId == Guild.DirectMessages.Id)
yield break;
var response = await GetJsonResponseAsync($"guilds/{guildId}/roles", cancellationToken);
var response = await GetJsonResponseAsync($"guilds/{guildId}/roles", cancellationToken);
foreach (var roleJson in response.EnumerateArray())
yield return Role.Parse(roleJson);
}
foreach (var roleJson in response.EnumerateArray())
yield return Role.Parse(roleJson);
}
public async ValueTask<Member> GetGuildMemberAsync(
Snowflake guildId,
User user,
CancellationToken cancellationToken = default)
{
if (guildId == Guild.DirectMessages.Id)
return Member.CreateForUser(user);
public async ValueTask<Member> GetGuildMemberAsync(
Snowflake guildId,
User user,
CancellationToken cancellationToken = default)
{
if (guildId == Guild.DirectMessages.Id)
return Member.CreateForUser(user);
var response = await TryGetJsonResponseAsync($"guilds/{guildId}/members/{user.Id}", cancellationToken);
return response?.Pipe(Member.Parse) ?? Member.CreateForUser(user);
}
var response = await TryGetJsonResponseAsync($"guilds/{guildId}/members/{user.Id}", cancellationToken);
return response?.Pipe(Member.Parse) ?? Member.CreateForUser(user);
}
public async ValueTask<ChannelCategory> GetChannelCategoryAsync(
Snowflake channelId,
CancellationToken cancellationToken = default)
public async ValueTask<ChannelCategory> GetChannelCategoryAsync(
Snowflake channelId,
CancellationToken cancellationToken = default)
{
try
{
try
{
var response = await GetJsonResponseAsync($"channels/{channelId}", cancellationToken);
return ChannelCategory.Parse(response);
}
// In some cases, the Discord API returns an empty body when requesting channel category.
// Instead, we use an empty channel category as a fallback.
catch (DiscordChatExporterException)
{
return ChannelCategory.Unknown;
}
var response = await GetJsonResponseAsync($"channels/{channelId}", cancellationToken);
return ChannelCategory.Parse(response);
}
public async ValueTask<Channel> GetChannelAsync(
Snowflake channelId,
CancellationToken cancellationToken = default)
// In some cases, the Discord API returns an empty body when requesting channel category.
// Instead, we use an empty channel category as a fallback.
catch (DiscordChatExporterException)
{
var response = await GetJsonResponseAsync($"channels/{channelId}", cancellationToken);
return ChannelCategory.Unknown;
}
}
var parentId = response.GetPropertyOrNull("parent_id")?.GetStringOrNull()?.Pipe(Snowflake.Parse);
public async ValueTask<Channel> GetChannelAsync(
Snowflake channelId,
CancellationToken cancellationToken = default)
{
var response = await GetJsonResponseAsync($"channels/{channelId}", cancellationToken);
var category = parentId is not null
? await GetChannelCategoryAsync(parentId.Value, cancellationToken)
: null;
var parentId = response.GetPropertyOrNull("parent_id")?.GetStringOrNull()?.Pipe(Snowflake.Parse);
return Channel.Parse(response, category);
}
var category = parentId is not null
? await GetChannelCategoryAsync(parentId.Value, cancellationToken)
: null;
return Channel.Parse(response, category);
}
private async ValueTask<Message?> TryGetLastMessageAsync(
Snowflake channelId,
Snowflake? before = null,
CancellationToken cancellationToken = default)
private async ValueTask<Message?> TryGetLastMessageAsync(
Snowflake channelId,
Snowflake? before = null,
CancellationToken cancellationToken = default)
{
var url = new UrlBuilder()
.SetPath($"channels/{channelId}/messages")
.SetQueryParameter("limit", "1")
.SetQueryParameter("before", before?.ToString())
.Build();
var response = await GetJsonResponseAsync(url, cancellationToken);
return response.EnumerateArray().Select(Message.Parse).LastOrDefault();
}
public async IAsyncEnumerable<Message> GetMessagesAsync(
Snowflake channelId,
Snowflake? after = null,
Snowflake? before = null,
IProgress<double>? progress = null,
[EnumeratorCancellation] CancellationToken cancellationToken = default)
{
// Get the last message in the specified range.
// This snapshots the boundaries, which means that messages posted after the export started
// will not appear in the output.
// Additionally, it provides the date of the last message, which is used to calculate progress.
var lastMessage = await TryGetLastMessageAsync(channelId, before, cancellationToken);
if (lastMessage is null || lastMessage.Timestamp < after?.ToDate())
yield break;
// Keep track of first message in range in order to calculate progress
var firstMessage = default(Message);
var currentAfter = after ?? Snowflake.Zero;
while (true)
{
var url = new UrlBuilder()
.SetPath($"channels/{channelId}/messages")
.SetQueryParameter("limit", "1")
.SetQueryParameter("before", before?.ToString())
.SetQueryParameter("limit", "100")
.SetQueryParameter("after", currentAfter.ToString())
.Build();
var response = await GetJsonResponseAsync(url, cancellationToken);
return response.EnumerateArray().Select(Message.Parse).LastOrDefault();
}
public async IAsyncEnumerable<Message> GetMessagesAsync(
Snowflake channelId,
Snowflake? after = null,
Snowflake? before = null,
IProgress<double>? progress = null,
[EnumeratorCancellation] CancellationToken cancellationToken = default)
{
// Get the last message in the specified range.
// This snapshots the boundaries, which means that messages posted after the export started
// will not appear in the output.
// Additionally, it provides the date of the last message, which is used to calculate progress.
var lastMessage = await TryGetLastMessageAsync(channelId, before, cancellationToken);
if (lastMessage is null || lastMessage.Timestamp < after?.ToDate())
yield break;
var messages = response
.EnumerateArray()
.Select(Message.Parse)
.Reverse() // reverse because messages appear newest first
.ToArray();
// Keep track of first message in range in order to calculate progress
var firstMessage = default(Message);
var currentAfter = after ?? Snowflake.Zero;
// Break if there are no messages (can happen if messages are deleted during execution)
if (!messages.Any())
yield break;
while (true)
foreach (var message in messages)
{
var url = new UrlBuilder()
.SetPath($"channels/{channelId}/messages")
.SetQueryParameter("limit", "100")
.SetQueryParameter("after", currentAfter.ToString())
.Build();
var response = await GetJsonResponseAsync(url, cancellationToken);
var messages = response
.EnumerateArray()
.Select(Message.Parse)
.Reverse() // reverse because messages appear newest first
.ToArray();
// Break if there are no messages (can happen if messages are deleted during execution)
if (!messages.Any())
firstMessage ??= message;
// Ensure messages are in range (take into account that last message could have been deleted)
if (message.Timestamp > lastMessage.Timestamp)
yield break;
foreach (var message in messages)
// Report progress based on the duration of exported messages divided by total
if (progress is not null)
{
firstMessage ??= message;
// Ensure messages are in range (take into account that last message could have been deleted)
if (message.Timestamp > lastMessage.Timestamp)
yield break;
var exportedDuration = (message.Timestamp - firstMessage.Timestamp).Duration();
var totalDuration = (lastMessage.Timestamp - firstMessage.Timestamp).Duration();
// Report progress based on the duration of exported messages divided by total
if (progress is not null)
if (totalDuration > TimeSpan.Zero)
{
var exportedDuration = (message.Timestamp - firstMessage.Timestamp).Duration();
var totalDuration = (lastMessage.Timestamp - firstMessage.Timestamp).Duration();
if (totalDuration > TimeSpan.Zero)
{
progress.Report(exportedDuration / totalDuration);
}
// Avoid division by zero if all messages have the exact same timestamp
// (which may be the case if there's only one message in the channel)
else
{
progress.Report(1);
}
progress.Report(exportedDuration / totalDuration);
}
// Avoid division by zero if all messages have the exact same timestamp
// (which may be the case if there's only one message in the channel)
else
{
progress.Report(1);
}
yield return message;
currentAfter = message.Id;
}
yield return message;
currentAfter = message.Id;
}
}
}

77
DiscordChatExporter.Core/Discord/Snowflake.cs
Unescape View File

@ -3,54 +3,53 @@ using System.Diagnostics.CodeAnalysis;
using System.Globalization;
using System.Text.RegularExpressions;
namespace DiscordChatExporter.Core.Discord
{
public readonly partial record struct Snowflake(ulong Value)
{
public DateTimeOffset ToDate() => DateTimeOffset.FromUnixTimeMilliseconds(
(long)((Value >> 22) + 1420070400000UL)
).ToLocalTime();
[ExcludeFromCodeCoverage]
public override string ToString() => Value.ToString(CultureInfo.InvariantCulture);
}
public partial record struct Snowflake
{
public static Snowflake Zero { get; } = new(0);
namespace DiscordChatExporter.Core.Discord;
public static Snowflake FromDate(DateTimeOffset date) => new(
((ulong)date.ToUnixTimeMilliseconds() - 1420070400000UL) << 22
);
public readonly partial record struct Snowflake(ulong Value)
{
public DateTimeOffset ToDate() => DateTimeOffset.FromUnixTimeMilliseconds(
(long)((Value >> 22) + 1420070400000UL)
).ToLocalTime();
public static Snowflake? TryParse(string? str, IFormatProvider? formatProvider = null)
{
if (string.IsNullOrWhiteSpace(str))
return null;
[ExcludeFromCodeCoverage]
public override string ToString() => Value.ToString(CultureInfo.InvariantCulture);
}
// As number
if (Regex.IsMatch(str, @"^\d+$") && ulong.TryParse(str, NumberStyles.Number, formatProvider, out var value))
{
return new Snowflake(value);
}
public partial record struct Snowflake
{
public static Snowflake Zero { get; } = new(0);
// As date
if (DateTimeOffset.TryParse(str, formatProvider, DateTimeStyles.None, out var date))
{
return FromDate(date);
}
public static Snowflake FromDate(DateTimeOffset date) => new(
((ulong)date.ToUnixTimeMilliseconds() - 1420070400000UL) << 22
);
public static Snowflake? TryParse(string? str, IFormatProvider? formatProvider = null)
{
if (string.IsNullOrWhiteSpace(str))
return null;
// As number
if (Regex.IsMatch(str, @"^\d+$") && ulong.TryParse(str, NumberStyles.Number, formatProvider, out var value))
{
return new Snowflake(value);
}
public static Snowflake Parse(string str, IFormatProvider? formatProvider) =>
TryParse(str, formatProvider) ?? throw new FormatException($"Invalid snowflake '{str}'.");
// As date
if (DateTimeOffset.TryParse(str, formatProvider, DateTimeStyles.None, out var date))
{
return FromDate(date);
}
public static Snowflake Parse(string str) => Parse(str, null);
return null;
}
public partial record struct Snowflake : IComparable<Snowflake>
{
public int CompareTo(Snowflake other) => Value.CompareTo(other.Value);
}
public static Snowflake Parse(string str, IFormatProvider? formatProvider) =>
TryParse(str, formatProvider) ?? throw new FormatException($"Invalid snowflake '{str}'.");
public static Snowflake Parse(string str) => Parse(str, null);
}
public partial record struct Snowflake : IComparable<Snowflake>
{
public int CompareTo(Snowflake other) => Value.CompareTo(other.Value);
}

47
DiscordChatExporter.Core/Exceptions/DiscordChatExporterException.cs
Unescape View File

@ -1,24 +1,24 @@
using System;
using System.Net.Http;
namespace DiscordChatExporter.Core.Exceptions
namespace DiscordChatExporter.Core.Exceptions;
public partial class DiscordChatExporterException : Exception
{
public partial class DiscordChatExporterException : Exception
{
public bool IsFatal { get; }
public bool IsFatal { get; }
public DiscordChatExporterException(string message, bool isFatal = false)
: base(message)
{
IsFatal = isFatal;
}
public DiscordChatExporterException(string message, bool isFatal = false)
: base(message)
{
IsFatal = isFatal;
}
}
public partial class DiscordChatExporterException
public partial class DiscordChatExporterException
{
internal static DiscordChatExporterException FailedHttpRequest(HttpResponseMessage response)
{
internal static DiscordChatExporterException FailedHttpRequest(HttpResponseMessage response)
{
var message = $@"
var message = $@"
Failed to perform an HTTP request.
[Request]
@ -27,19 +27,18 @@ Failed to perform an HTTP request.
[Response]
{response}";
return new DiscordChatExporterException(message.Trim(), true);
}
return new DiscordChatExporterException(message.Trim(), true);
}
internal static DiscordChatExporterException Unauthorized() =>
new("Authentication token is invalid.", true);
internal static DiscordChatExporterException Unauthorized() =>
new("Authentication token is invalid.", true);
internal static DiscordChatExporterException Forbidden() =>
new("Access is forbidden.");
internal static DiscordChatExporterException Forbidden() =>
new("Access is forbidden.");
internal static DiscordChatExporterException NotFound(string resourceId) =>
new($"Requested resource ({resourceId}) does not exist.");
internal static DiscordChatExporterException NotFound(string resourceId) =>
new($"Requested resource ({resourceId}) does not exist.");
internal static DiscordChatExporterException ChannelIsEmpty() =>
new("No messages found for the specified period.");
}
internal static DiscordChatExporterException ChannelIsEmpty() =>
new("No messages found for the specified period.");
}

109
DiscordChatExporter.Core/Exporting/ChannelExporter.cs
Unescape View File

@ -9,75 +9,74 @@ using DiscordChatExporter.Core.Discord.Data.Common;
using DiscordChatExporter.Core.Exceptions;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Core.Exporting
{
public class ChannelExporter
{
private readonly DiscordClient _discord;
namespace DiscordChatExporter.Core.Exporting;
public ChannelExporter(DiscordClient discord) => _discord = discord;
public class ChannelExporter
{
private readonly DiscordClient _discord;
public ChannelExporter(AuthToken token) : this(new DiscordClient(token)) {}
public ChannelExporter(DiscordClient discord) => _discord = discord;
public async ValueTask ExportChannelAsync(
ExportRequest request,
IProgress<double>? progress = null,
CancellationToken cancellationToken = default)
{
// Build context
var contextMembers = new HashSet<Member>(IdBasedEqualityComparer.Instance);
var contextChannels = await _discord.GetGuildChannelsAsync(request.Guild.Id, cancellationToken);
var contextRoles = await _discord.GetGuildRolesAsync(request.Guild.Id, cancellationToken);
public ChannelExporter(AuthToken token) : this(new DiscordClient(token)) {}
var context = new ExportContext(
request,
contextMembers,
contextChannels,
contextRoles
);
public async ValueTask ExportChannelAsync(
ExportRequest request,
IProgress<double>? progress = null,
CancellationToken cancellationToken = default)
{
// Build context
var contextMembers = new HashSet<Member>(IdBasedEqualityComparer.Instance);
var contextChannels = await _discord.GetGuildChannelsAsync(request.Guild.Id, cancellationToken);
var contextRoles = await _discord.GetGuildRolesAsync(request.Guild.Id, cancellationToken);
// Export messages
await using var messageExporter = new MessageExporter(context);
var context = new ExportContext(
request,
contextMembers,
contextChannels,
contextRoles
);
var exportedAnything = false;
var encounteredUsers = new HashSet<User>(IdBasedEqualityComparer.Instance);
// Export messages
await using var messageExporter = new MessageExporter(context);
await foreach (var message in _discord.GetMessagesAsync(
request.Channel.Id,
request.After,
request.Before,
progress,
cancellationToken))
{
cancellationToken.ThrowIfCancellationRequested();
var exportedAnything = false;
var encounteredUsers = new HashSet<User>(IdBasedEqualityComparer.Instance);
// Skips any messages that fail to pass the supplied filter
if (!request.MessageFilter.IsMatch(message))
continue;
await foreach (var message in _discord.GetMessagesAsync(
request.Channel.Id,
request.After,
request.Before,
progress,
cancellationToken))
{
cancellationToken.ThrowIfCancellationRequested();
// Resolve members for referenced users
foreach (var referencedUser in message.MentionedUsers.Prepend(message.Author))
{
if (!encounteredUsers.Add(referencedUser))
continue;
// Skips any messages that fail to pass the supplied filter
if (!request.MessageFilter.IsMatch(message))
continue;
var member = await _discord.GetGuildMemberAsync(
request.Guild.Id,
referencedUser,
cancellationToken
);
// Resolve members for referenced users
foreach (var referencedUser in message.MentionedUsers.Prepend(message.Author))
{
if (!encounteredUsers.Add(referencedUser))
continue;
contextMembers.Add(member);
}
var member = await _discord.GetGuildMemberAsync(
request.Guild.Id,
referencedUser,
cancellationToken
);
// Export message
await messageExporter.ExportMessageAsync(message, cancellationToken);
exportedAnything = true;
contextMembers.Add(member);
}
// Throw if no messages were exported
if (!exportedAnything)
throw DiscordChatExporterException.ChannelIsEmpty();
// Export message
await messageExporter.ExportMessageAsync(message, cancellationToken);
exportedAnything = true;
}
// Throw if no messages were exported
if (!exportedAnything)
throw DiscordChatExporterException.ChannelIsEmpty();
}
}

147
DiscordChatExporter.Core/Exporting/ExportContext.cs
Unescape View File

@ -10,97 +10,96 @@ using DiscordChatExporter.Core.Discord;
using DiscordChatExporter.Core.Discord.Data;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Core.Exporting
namespace DiscordChatExporter.Core.Exporting;
internal class ExportContext
{
internal class ExportContext
{
private readonly MediaDownloader _mediaDownloader;
private readonly MediaDownloader _mediaDownloader;
public ExportRequest Request { get; }
public ExportRequest Request { get; }
public IReadOnlyCollection<Member> Members { get; }
public IReadOnlyCollection<Member> Members { get; }
public IReadOnlyCollection<Channel> Channels { get; }
public IReadOnlyCollection<Channel> Channels { get; }
public IReadOnlyCollection<Role> Roles { get; }
public IReadOnlyCollection<Role> Roles { get; }
public ExportContext(
ExportRequest request,
IReadOnlyCollection<Member> members,
IReadOnlyCollection<Channel> channels,
IReadOnlyCollection<Role> roles)
{
Request = request;
Members = members;
Channels = channels;
Roles = roles;
public ExportContext(
ExportRequest request,
IReadOnlyCollection<Member> members,
IReadOnlyCollection<Channel> channels,
IReadOnlyCollection<Role> roles)
{
Request = request;
Members = members;
Channels = channels;
Roles = roles;
_mediaDownloader = new MediaDownloader(request.OutputMediaDirPath, request.ShouldReuseMedia);
}
_mediaDownloader = new MediaDownloader(request.OutputMediaDirPath, request.ShouldReuseMedia);
}
public string FormatDate(DateTimeOffset date) => Request.DateFormat switch
{
"unix" => date.ToUnixTimeSeconds().ToString(),
"unixms" => date.ToUnixTimeMilliseconds().ToString(),
var dateFormat => date.ToLocalString(dateFormat)
};
public string FormatDate(DateTimeOffset date) => Request.DateFormat switch
{
"unix" => date.ToUnixTimeSeconds().ToString(),
"unixms" => date.ToUnixTimeMilliseconds().ToString(),
var dateFormat => date.ToLocalString(dateFormat)
};
public Member? TryGetMember(Snowflake id) => Members.FirstOrDefault(m => m.Id == id);
public Member? TryGetMember(Snowflake id) => Members.FirstOrDefault(m => m.Id == id);
public Channel? TryGetChannel(Snowflake id) => Channels.FirstOrDefault(c => c.Id == id);
public Channel? TryGetChannel(Snowflake id) => Channels.FirstOrDefault(c => c.Id == id);
public Role? TryGetRole(Snowflake id) => Roles.FirstOrDefault(r => r.Id == id);
public Role? TryGetRole(Snowflake id) => Roles.FirstOrDefault(r => r.Id == id);
public Color? TryGetUserColor(Snowflake id)
{
var member = TryGetMember(id);
var roles = member?.RoleIds.Join(Roles, i => i, r => r.Id, (_, role) => role);
return roles?
.Where(r => r.Color is not null)
.OrderByDescending(r => r.Position)
.Select(r => r.Color)
.FirstOrDefault();
}
public Color? TryGetUserColor(Snowflake id)
{
var member = TryGetMember(id);
var roles = member?.RoleIds.Join(Roles, i => i, r => r.Id, (_, role) => role);
return roles?
.Where(r => r.Color is not null)
.OrderByDescending(r => r.Position)
.Select(r => r.Color)
.FirstOrDefault();
}
public async ValueTask<string> ResolveMediaUrlAsync(string url, CancellationToken cancellationToken = default)
public async ValueTask<string> ResolveMediaUrlAsync(string url, CancellationToken cancellationToken = default)
{
if (!Request.ShouldDownloadMedia)
return url;
try
{
if (!Request.ShouldDownloadMedia)
return url;
var filePath = await _mediaDownloader.DownloadAsync(url, cancellationToken);
try
{
var filePath = await _mediaDownloader.DownloadAsync(url, cancellationToken);
// We want relative path so that the output files can be copied around without breaking.
// Base directory path may be null if the file is stored at the root or relative to working directory.
var relativeFilePath = !string.IsNullOrWhiteSpace(Request.OutputBaseDirPath)
? Path.GetRelativePath(Request.OutputBaseDirPath, filePath)
: filePath;
// HACK: for HTML, we need to format the URL properly
if (Request.Format is ExportFormat.HtmlDark or ExportFormat.HtmlLight)
{
// Need to escape each path segment while keeping the directory separators intact
return string.Join(
Path.AltDirectorySeparatorChar,
relativeFilePath
.Split(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar)
.Select(Uri.EscapeDataString)
);
}
return relativeFilePath;
}
// Try to catch only exceptions related to failed HTTP requests
// https://github.com/Tyrrrz/DiscordChatExporter/issues/332
// https://github.com/Tyrrrz/DiscordChatExporter/issues/372
catch (Exception ex) when (ex is HttpRequestException or OperationCanceledException)
// We want relative path so that the output files can be copied around without breaking.
// Base directory path may be null if the file is stored at the root or relative to working directory.
var relativeFilePath = !string.IsNullOrWhiteSpace(Request.OutputBaseDirPath)
? Path.GetRelativePath(Request.OutputBaseDirPath, filePath)
: filePath;
// HACK: for HTML, we need to format the URL properly
if (Request.Format is ExportFormat.HtmlDark or ExportFormat.HtmlLight)
{
// TODO: add logging so we can be more liberal with catching exceptions
// We don't want this to crash the exporting process in case of failure
return url;
// Need to escape each path segment while keeping the directory separators intact
return string.Join(
Path.AltDirectorySeparatorChar,
relativeFilePath
.Split(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar)
.Select(Uri.EscapeDataString)
);
}
return relativeFilePath;
}
// Try to catch only exceptions related to failed HTTP requests
// https://github.com/Tyrrrz/DiscordChatExporter/issues/332
// https://github.com/Tyrrrz/DiscordChatExporter/issues/372
catch (Exception ex) when (ex is HttpRequestException or OperationCanceledException)
{
// TODO: add logging so we can be more liberal with catching exceptions
// We don't want this to crash the exporting process in case of failure
return url;
}
}
}

57
DiscordChatExporter.Core/Exporting/ExportFormat.cs
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@ -1,36 +1,35 @@
using System;
namespace DiscordChatExporter.Core.Exporting
namespace DiscordChatExporter.Core.Exporting;
public enum ExportFormat
{
public enum ExportFormat
{
PlainText,
HtmlDark,
HtmlLight,
Csv,
Json
}
PlainText,
HtmlDark,
HtmlLight,
Csv,
Json
}
public static class ExportFormatExtensions
public static class ExportFormatExtensions
{
public static string GetFileExtension(this ExportFormat format) => format switch
{
public static string GetFileExtension(this ExportFormat format) => format switch
{
ExportFormat.PlainText => "txt",
ExportFormat.HtmlDark => "html",
ExportFormat.HtmlLight => "html",
ExportFormat.Csv => "csv",
ExportFormat.Json => "json",
_ => throw new ArgumentOutOfRangeException(nameof(format))
};
ExportFormat.PlainText => "txt",
ExportFormat.HtmlDark => "html",
ExportFormat.HtmlLight => "html",
ExportFormat.Csv => "csv",
ExportFormat.Json => "json",
_ => throw new ArgumentOutOfRangeException(nameof(format))
};
public static string GetDisplayName(this ExportFormat format) => format switch
{
ExportFormat.PlainText => "TXT",
ExportFormat.HtmlDark => "HTML (Dark)",
ExportFormat.HtmlLight => "HTML (Light)",
ExportFormat.Csv => "CSV",
ExportFormat.Json => "JSON",
_ => throw new ArgumentOutOfRangeException(nameof(format))
};
}
public static string GetDisplayName(this ExportFormat format) => format switch
{
ExportFormat.PlainText => "TXT",
ExportFormat.HtmlDark => "HTML (Dark)",
ExportFormat.HtmlLight => "HTML (Light)",
ExportFormat.Csv => "CSV",
ExportFormat.Json => "JSON",
_ => throw new ArgumentOutOfRangeException(nameof(format))
};
}

195
DiscordChatExporter.Core/Exporting/ExportRequest.cs
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@ -8,120 +8,119 @@ using DiscordChatExporter.Core.Exporting.Filtering;
using DiscordChatExporter.Core.Exporting.Partitioning;
using DiscordChatExporter.Core.Utils;
namespace DiscordChatExporter.Core.Exporting
namespace DiscordChatExporter.Core.Exporting;
public partial record ExportRequest(
Guild Guild,
Channel Channel,
string OutputPath,
ExportFormat Format,
Snowflake? After,
Snowflake? Before,
PartitionLimit PartitionLimit,
MessageFilter MessageFilter,
bool ShouldDownloadMedia,
bool ShouldReuseMedia,
string DateFormat)
{
public partial record ExportRequest(
Guild Guild,
Channel Channel,
string OutputPath,
ExportFormat Format,
Snowflake? After,
Snowflake? Before,
PartitionLimit PartitionLimit,
MessageFilter MessageFilter,
bool ShouldDownloadMedia,
bool ShouldReuseMedia,
string DateFormat)
{
private string? _outputBaseFilePath;
public string OutputBaseFilePath => _outputBaseFilePath ??= GetOutputBaseFilePath(
Guild,
Channel,
OutputPath,
Format,
After,
Before
);
private string? _outputBaseFilePath;
public string OutputBaseFilePath => _outputBaseFilePath ??= GetOutputBaseFilePath(
Guild,
Channel,
OutputPath,
Format,
After,
Before
);
public string OutputBaseDirPath => Path.GetDirectoryName(OutputBaseFilePath) ?? OutputPath;
public string OutputBaseDirPath => Path.GetDirectoryName(OutputBaseFilePath) ?? OutputPath;
public string OutputMediaDirPath => $"{OutputBaseFilePath}_Files{Path.DirectorySeparatorChar}";
}
public string OutputMediaDirPath => $"{OutputBaseFilePath}_Files{Path.DirectorySeparatorChar}";
}
public partial record ExportRequest
public partial record ExportRequest
{
private static string GetOutputBaseFilePath(
Guild guild,
Channel channel,
string outputPath,
ExportFormat format,
Snowflake? after = null,
Snowflake? before = null)
{
private static string GetOutputBaseFilePath(
Guild guild,
Channel channel,
string outputPath,
ExportFormat format,
Snowflake? after = null,
Snowflake? before = null)
{
// Formats path
outputPath = Regex.Replace(outputPath, "%.", m =>
PathEx.EscapePath(m.Value switch
{
"%g" => guild.Id.ToString(),
"%G" => guild.Name,
"%t" => channel.Category.Id.ToString(),
"%T" => channel.Category.Name,
"%c" => channel.Id.ToString(),
"%C" => channel.Name,
"%p" => channel.Position?.ToString() ?? "0",
"%P" => channel.Category.Position?.ToString() ?? "0",
"%a" => (after ?? Snowflake.Zero).ToDate().ToString("yyyy-MM-dd"),
"%b" => (before?.ToDate() ?? DateTime.Now).ToString("yyyy-MM-dd"),
"%%" => "%",
_ => m.Value
})
);
// Output is a directory
if (Directory.Exists(outputPath) || string.IsNullOrWhiteSpace(Path.GetExtension(outputPath)))
// Formats path
outputPath = Regex.Replace(outputPath, "%.", m =>
PathEx.EscapePath(m.Value switch
{
var fileName = GetDefaultOutputFileName(guild, channel, format, after, before);
return Path.Combine(outputPath, fileName);
}
"%g" => guild.Id.ToString(),
"%G" => guild.Name,
"%t" => channel.Category.Id.ToString(),
"%T" => channel.Category.Name,
"%c" => channel.Id.ToString(),
"%C" => channel.Name,
"%p" => channel.Position?.ToString() ?? "0",
"%P" => channel.Category.Position?.ToString() ?? "0",
"%a" => (after ?? Snowflake.Zero).ToDate().ToString("yyyy-MM-dd"),
"%b" => (before?.ToDate() ?? DateTime.Now).ToString("yyyy-MM-dd"),
"%%" => "%",
_ => m.Value
})
);
// Output is a file
return outputPath;
// Output is a directory
if (Directory.Exists(outputPath) || string.IsNullOrWhiteSpace(Path.GetExtension(outputPath)))
{
var fileName = GetDefaultOutputFileName(guild, channel, format, after, before);
return Path.Combine(outputPath, fileName);
}
public static string GetDefaultOutputFileName(
Guild guild,
Channel channel,
ExportFormat format,
Snowflake? after = null,
Snowflake? before = null)
{
var buffer = new StringBuilder();
// Output is a file
return outputPath;
}
// Guild and channel names
buffer.Append($"{guild.Name} - {channel.Category.Name} - {channel.Name} [{channel.Id}]");
public static string GetDefaultOutputFileName(
Guild guild,
Channel channel,
ExportFormat format,
Snowflake? after = null,
Snowflake? before = null)
{
var buffer = new StringBuilder();
// Guild and channel names
buffer.Append($"{guild.Name} - {channel.Category.Name} - {channel.Name} [{channel.Id}]");
// Date range
if (after is not null || before is not null)
{
buffer.Append(" (");
// Date range
if (after is not null || before is not null)
// Both 'after' and 'before' are set
if (after is not null && before is not null)
{
buffer.Append($"{after.Value.ToDate():yyyy-MM-dd} to {before.Value.ToDate():yyyy-MM-dd}");
}
// Only 'after' is set
else if (after is not null)
{
buffer.Append(" (");
// Both 'after' and 'before' are set
if (after is not null && before is not null)
{
buffer.Append($"{after.Value.ToDate():yyyy-MM-dd} to {before.Value.ToDate():yyyy-MM-dd}");
}
// Only 'after' is set
else if (after is not null)
{
buffer.Append($"after {after.Value.ToDate():yyyy-MM-dd}");
}
// Only 'before' is set
else if (before is not null)
{
buffer.Append($"before {before.Value.ToDate():yyyy-MM-dd}");
}
buffer.Append(")");
buffer.Append($"after {after.Value.ToDate():yyyy-MM-dd}");
}
// Only 'before' is set
else if (before is not null)
{
buffer.Append($"before {before.Value.ToDate():yyyy-MM-dd}");
}
// File extension
buffer.Append($".{format.GetFileExtension()}");
buffer.Append(")");
}
// Replace invalid chars
PathEx.EscapePath(buffer);
// File extension
buffer.Append($".{format.GetFileExtension()}");
return buffer.ToString();
}
// Replace invalid chars
PathEx.EscapePath(buffer);
return buffer.ToString();
}
}

11
DiscordChatExporter.Core/Exporting/Filtering/BinaryExpressionKind.cs
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@ -1,8 +1,7 @@
namespace DiscordChatExporter.Core.Exporting.Filtering
namespace DiscordChatExporter.Core.Exporting.Filtering;
internal enum BinaryExpressionKind
{
internal enum BinaryExpressionKind
{
Or,
And
}
Or,
And
}

37
DiscordChatExporter.Core/Exporting/Filtering/BinaryExpressionMessageFilter.cs
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@ -1,26 +1,25 @@
using System;
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Core.Exporting.Filtering
{
internal class BinaryExpressionMessageFilter : MessageFilter
{
private readonly MessageFilter _first;
private readonly MessageFilter _second;
private readonly BinaryExpressionKind _kind;
namespace DiscordChatExporter.Core.Exporting.Filtering;
public BinaryExpressionMessageFilter(MessageFilter first, MessageFilter second, BinaryExpressionKind kind)
{
_first = first;
_second = second;
_kind = kind;
}
internal class BinaryExpressionMessageFilter : MessageFilter
{
private readonly MessageFilter _first;
private readonly MessageFilter _second;
private readonly BinaryExpressionKind _kind;
public override bool IsMatch(Message message) => _kind switch
{
BinaryExpressionKind.Or => _first.IsMatch(message) || _second.IsMatch(message),
BinaryExpressionKind.And => _first.IsMatch(message) && _second.IsMatch(message),
_ => throw new InvalidOperationException($"Unknown binary expression kind '{_kind}'.")
};
public BinaryExpressionMessageFilter(MessageFilter first, MessageFilter second, BinaryExpressionKind kind)
{
_first = first;
_second = second;
_kind = kind;
}
public override bool IsMatch(Message message) => _kind switch
{
BinaryExpressionKind.Or => _first.IsMatch(message) || _second.IsMatch(message),
BinaryExpressionKind.And => _first.IsMatch(message) && _second.IsMatch(message),
_ => throw new InvalidOperationException($"Unknown binary expression kind '{_kind}'.")
};
}

49
DiscordChatExporter.Core/Exporting/Filtering/ContainsMessageFilter.cs
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@ -2,33 +2,32 @@
using System.Text.RegularExpressions;
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Core.Exporting.Filtering
namespace DiscordChatExporter.Core.Exporting.Filtering;
internal class ContainsMessageFilter : MessageFilter
{
internal class ContainsMessageFilter : MessageFilter
{
private readonly string _text;
private readonly string _text;
public ContainsMessageFilter(string text) => _text = text;
public ContainsMessageFilter(string text) => _text = text;
private bool IsMatch(string? content) =>
!string.IsNullOrWhiteSpace(content) &&
Regex.IsMatch(
content,
"\\b" + Regex.Escape(_text) + "\\b",
RegexOptions.IgnoreCase | RegexOptions.CultureInvariant
);
private bool IsMatch(string? content) =>
!string.IsNullOrWhiteSpace(content) &&
Regex.IsMatch(
content,
"\\b" + Regex.Escape(_text) + "\\b",
RegexOptions.IgnoreCase | RegexOptions.CultureInvariant
);
public override bool IsMatch(Message message) =>
IsMatch(message.Content) ||
message.Embeds.Any(e =>
IsMatch(e.Title) ||
IsMatch(e.Author?.Name) ||
IsMatch(e.Description) ||
IsMatch(e.Footer?.Text) ||
e.Fields.Any(f =>
IsMatch(f.Name) ||
IsMatch(f.Value)
)
);
}
public override bool IsMatch(Message message) =>
IsMatch(message.Content) ||
message.Embeds.Any(e =>
IsMatch(e.Title) ||
IsMatch(e.Author?.Name) ||
IsMatch(e.Description) ||
IsMatch(e.Footer?.Text) ||
e.Fields.Any(f =>
IsMatch(f.Name) ||
IsMatch(f.Value)
)
);
}

19
DiscordChatExporter.Core/Exporting/Filtering/FromMessageFilter.cs
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@ -1,17 +1,16 @@
using System;
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Core.Exporting.Filtering
namespace DiscordChatExporter.Core.Exporting.Filtering;
internal class FromMessageFilter : MessageFilter
{
internal class FromMessageFilter : MessageFilter
{
private readonly string _value;
private readonly string _value;
public FromMessageFilter(string value) => _value = value;
public FromMessageFilter(string value) => _value = value;
public override bool IsMatch(Message message) =>
string.Equals(_value, message.Author.Name, StringComparison.OrdinalIgnoreCase) ||
string.Equals(_value, message.Author.FullName, StringComparison.OrdinalIgnoreCase) ||
string.Equals(_value, message.Author.Id.ToString(), StringComparison.OrdinalIgnoreCase);
}
public override bool IsMatch(Message message) =>
string.Equals(_value, message.Author.Name, StringComparison.OrdinalIgnoreCase) ||
string.Equals(_value, message.Author.FullName, StringComparison.OrdinalIgnoreCase) ||
string.Equals(_value, message.Author.Id.ToString(), StringComparison.OrdinalIgnoreCase);
}

31
DiscordChatExporter.Core/Exporting/Filtering/HasMessageFilter.cs
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@ -3,23 +3,22 @@ using System.Linq;
using System.Text.RegularExpressions;
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Core.Exporting.Filtering
namespace DiscordChatExporter.Core.Exporting.Filtering;
internal class HasMessageFilter : MessageFilter
{
internal class HasMessageFilter : MessageFilter
{
private readonly MessageContentMatchKind _kind;
private readonly MessageContentMatchKind _kind;
public HasMessageFilter(MessageContentMatchKind kind) => _kind = kind;
public HasMessageFilter(MessageContentMatchKind kind) => _kind = kind;
public override bool IsMatch(Message message) => _kind switch
{
MessageContentMatchKind.Link => Regex.IsMatch(message.Content, "https?://\\S*[^\\.,:;\"\'\\s]"),
MessageContentMatchKind.Embed => message.Embeds.Any(),
MessageContentMatchKind.File => message.Attachments.Any(),
MessageContentMatchKind.Video => message.Attachments.Any(file => file.IsVideo),
MessageContentMatchKind.Image => message.Attachments.Any(file => file.IsImage),
MessageContentMatchKind.Sound => message.Attachments.Any(file => file.IsAudio),
_ => throw new InvalidOperationException($"Unknown message content match kind '{_kind}'.")
};
}
public override bool IsMatch(Message message) => _kind switch
{
MessageContentMatchKind.Link => Regex.IsMatch(message.Content, "https?://\\S*[^\\.,:;\"\'\\s]"),
MessageContentMatchKind.Embed => message.Embeds.Any(),
MessageContentMatchKind.File => message.Attachments.Any(),
MessageContentMatchKind.Video => message.Attachments.Any(file => file.IsVideo),
MessageContentMatchKind.Image => message.Attachments.Any(file => file.IsImage),
MessageContentMatchKind.Sound => message.Attachments.Any(file => file.IsAudio),
_ => throw new InvalidOperationException($"Unknown message content match kind '{_kind}'.")
};
}

21
DiscordChatExporter.Core/Exporting/Filtering/MentionsMessageFilter.cs
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@ -2,18 +2,17 @@
using System.Linq;
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Core.Exporting.Filtering
namespace DiscordChatExporter.Core.Exporting.Filtering;
internal class MentionsMessageFilter : MessageFilter
{
internal class MentionsMessageFilter : MessageFilter
{
private readonly string _value;
private readonly string _value;
public MentionsMessageFilter(string value) => _value = value;
public MentionsMessageFilter(string value) => _value = value;
public override bool IsMatch(Message message) => message.MentionedUsers.Any(user =>
string.Equals(_value, user.Name, StringComparison.OrdinalIgnoreCase) ||
string.Equals(_value, user.FullName, StringComparison.OrdinalIgnoreCase) ||
string.Equals(_value, user.Id.ToString(), StringComparison.OrdinalIgnoreCase)
);
}
public override bool IsMatch(Message message) => message.MentionedUsers.Any(user =>
string.Equals(_value, user.Name, StringComparison.OrdinalIgnoreCase) ||
string.Equals(_value, user.FullName, StringComparison.OrdinalIgnoreCase) ||
string.Equals(_value, user.Id.ToString(), StringComparison.OrdinalIgnoreCase)
);
}

19
DiscordChatExporter.Core/Exporting/Filtering/MessageContentMatchKind.cs
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@ -1,12 +1,11 @@
namespace DiscordChatExporter.Core.Exporting.Filtering
namespace DiscordChatExporter.Core.Exporting.Filtering;
internal enum MessageContentMatchKind
{
internal enum MessageContentMatchKind
{
Link,
Embed,
File,
Video,
Image,
Sound
}
Link,
Embed,
File,
Video,
Image,
Sound
}

19
DiscordChatExporter.Core/Exporting/Filtering/MessageFilter.cs
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@ -2,17 +2,16 @@
using DiscordChatExporter.Core.Exporting.Filtering.Parsing;
using Superpower;
namespace DiscordChatExporter.Core.Exporting.Filtering
namespace DiscordChatExporter.Core.Exporting.Filtering;
public abstract partial class MessageFilter
{
public abstract partial class MessageFilter
{
public abstract bool IsMatch(Message message);
}
public abstract bool IsMatch(Message message);
}
public partial class MessageFilter
{
public static MessageFilter Null { get; } = new NullMessageFilter();
public partial class MessageFilter
{
public static MessageFilter Null { get; } = new NullMessageFilter();
public static MessageFilter Parse(string value) => FilterGrammar.Filter.Parse(value);
}
public static MessageFilter Parse(string value) => FilterGrammar.Filter.Parse(value);
}

13
DiscordChatExporter.Core/Exporting/Filtering/NegatedMessageFilter.cs
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@ -1,13 +1,12 @@
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Core.Exporting.Filtering
namespace DiscordChatExporter.Core.Exporting.Filtering;
internal class NegatedMessageFilter : MessageFilter
{
internal class NegatedMessageFilter : MessageFilter
{
private readonly MessageFilter _filter;
private readonly MessageFilter _filter;
public NegatedMessageFilter(MessageFilter filter) => _filter = filter;
public NegatedMessageFilter(MessageFilter filter) => _filter = filter;
public override bool IsMatch(Message message) => !_filter.IsMatch(message);
}
public override bool IsMatch(Message message) => !_filter.IsMatch(message);
}

9
DiscordChatExporter.Core/Exporting/Filtering/NullMessageFilter.cs
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@ -1,9 +1,8 @@
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Core.Exporting.Filtering
namespace DiscordChatExporter.Core.Exporting.Filtering;
internal class NullMessageFilter : MessageFilter
{
internal class NullMessageFilter : MessageFilter
{
public override bool IsMatch(Message message) => true;
}
public override bool IsMatch(Message message) => true;
}

183
DiscordChatExporter.Core/Exporting/Filtering/Parsing/FilterGrammar.cs
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@ -2,101 +2,100 @@
using Superpower;
using Superpower.Parsers;
namespace DiscordChatExporter.Core.Exporting.Filtering.Parsing
namespace DiscordChatExporter.Core.Exporting.Filtering.Parsing;
internal static class FilterGrammar
{
internal static class FilterGrammar
{
private static readonly TextParser<char> EscapedCharacter =
Character.EqualTo('\\').IgnoreThen(Character.AnyChar);
private static readonly TextParser<string> QuotedString =
from open in Character.In('"', '\'')
from value in Parse.OneOf(EscapedCharacter, Character.Except(open)).Many().Text()
from close in Character.EqualTo(open)
select value;
private static readonly TextParser<char> FreeCharacter =
Character.Matching(c =>
!char.IsWhiteSpace(c) &&
// Avoid all special tokens used by the grammar
c is not ('(' or ')' or '"' or '\'' or '-' or '|' or '&'),
"any character except whitespace or `(`, `)`, `\"`, `'`, `-`, `|`, `&`"
);
private static readonly TextParser<string> UnquotedString =
Parse.OneOf(EscapedCharacter, FreeCharacter).AtLeastOnce().Text();
private static readonly TextParser<string> String =
Parse.OneOf(QuotedString, UnquotedString).Named("text string");
private static readonly TextParser<MessageFilter> ContainsFilter =
String.Select(v => (MessageFilter) new ContainsMessageFilter(v));
private static readonly TextParser<MessageFilter> FromFilter = Span
.EqualToIgnoreCase("from:")
.IgnoreThen(String)
.Select(v => (MessageFilter) new FromMessageFilter(v))
.Named("from:<value>");
private static readonly TextParser<MessageFilter> MentionsFilter = Span
.EqualToIgnoreCase("mentions:")
.IgnoreThen(String)
.Select(v => (MessageFilter) new MentionsMessageFilter(v))
.Named("mentions:<value>");
private static readonly TextParser<MessageFilter> HasFilter = Span
.EqualToIgnoreCase("has:")
.IgnoreThen(Parse.OneOf(
Span.EqualToIgnoreCase("link").IgnoreThen(Parse.Return(MessageContentMatchKind.Link)),
Span.EqualToIgnoreCase("embed").IgnoreThen(Parse.Return(MessageContentMatchKind.Embed)),
Span.EqualToIgnoreCase("file").IgnoreThen(Parse.Return(MessageContentMatchKind.File)),
Span.EqualToIgnoreCase("video").IgnoreThen(Parse.Return(MessageContentMatchKind.Video)),
Span.EqualToIgnoreCase("image").IgnoreThen(Parse.Return(MessageContentMatchKind.Image)),
Span.EqualToIgnoreCase("sound").IgnoreThen(Parse.Return(MessageContentMatchKind.Sound))
))
.Select(k => (MessageFilter) new HasMessageFilter(k))
.Named("has:<value>");
private static readonly TextParser<MessageFilter> NegatedFilter = Character
.EqualTo('-')
.IgnoreThen(Parse.Ref(() => StandaloneFilter!))
.Select(f => (MessageFilter) new NegatedMessageFilter(f));
private static readonly TextParser<MessageFilter> GroupedFilter =
from open in Character.EqualTo('(')
from content in Parse.Ref(() => BinaryExpressionFilter!).Token()
from close in Character.EqualTo(')')
select content;
private static readonly TextParser<MessageFilter> StandaloneFilter = Parse.OneOf(
GroupedFilter,
FromFilter,
MentionsFilter,
HasFilter,
ContainsFilter
);
private static readonly TextParser<char> EscapedCharacter =
Character.EqualTo('\\').IgnoreThen(Character.AnyChar);
private static readonly TextParser<MessageFilter> UnaryExpressionFilter = Parse.OneOf(
NegatedFilter,
StandaloneFilter
);
private static readonly TextParser<string> QuotedString =
from open in Character.In('"', '\'')
from value in Parse.OneOf(EscapedCharacter, Character.Except(open)).Many().Text()
from close in Character.EqualTo(open)
select value;
private static readonly TextParser<MessageFilter> BinaryExpressionFilter = Parse.Chain(
Parse.OneOf(
// Explicit operator
Character.In('|', '&').Token().Try(),
// Implicit operator (resolves to 'and')
Character.WhiteSpace.AtLeastOnce().IgnoreThen(Parse.Return(' '))
),
UnaryExpressionFilter,
(op, left, right) => op switch
{
'|' => new BinaryExpressionMessageFilter(left, right, BinaryExpressionKind.Or),
_ => new BinaryExpressionMessageFilter(left, right, BinaryExpressionKind.And)
}
private static readonly TextParser<char> FreeCharacter =
Character.Matching(c =>
!char.IsWhiteSpace(c) &&
// Avoid all special tokens used by the grammar
c is not ('(' or ')' or '"' or '\'' or '-' or '|' or '&'),
"any character except whitespace or `(`, `)`, `\"`, `'`, `-`, `|`, `&`"
);
public static readonly TextParser<MessageFilter> Filter =
BinaryExpressionFilter.Token().AtEnd();
}
private static readonly TextParser<string> UnquotedString =
Parse.OneOf(EscapedCharacter, FreeCharacter).AtLeastOnce().Text();
private static readonly TextParser<string> String =
Parse.OneOf(QuotedString, UnquotedString).Named("text string");
private static readonly TextParser<MessageFilter> ContainsFilter =
String.Select(v => (MessageFilter) new ContainsMessageFilter(v));
private static readonly TextParser<MessageFilter> FromFilter = Span
.EqualToIgnoreCase("from:")
.IgnoreThen(String)
.Select(v => (MessageFilter) new FromMessageFilter(v))
.Named("from:<value>");
private static readonly TextParser<MessageFilter> MentionsFilter = Span
.EqualToIgnoreCase("mentions:")
.IgnoreThen(String)
.Select(v => (MessageFilter) new MentionsMessageFilter(v))
.Named("mentions:<value>");
private static readonly TextParser<MessageFilter> HasFilter = Span
.EqualToIgnoreCase("has:")
.IgnoreThen(Parse.OneOf(
Span.EqualToIgnoreCase("link").IgnoreThen(Parse.Return(MessageContentMatchKind.Link)),
Span.EqualToIgnoreCase("embed").IgnoreThen(Parse.Return(MessageContentMatchKind.Embed)),
Span.EqualToIgnoreCase("file").IgnoreThen(Parse.Return(MessageContentMatchKind.File)),
Span.EqualToIgnoreCase("video").IgnoreThen(Parse.Return(MessageContentMatchKind.Video)),
Span.EqualToIgnoreCase("image").IgnoreThen(Parse.Return(MessageContentMatchKind.Image)),
Span.EqualToIgnoreCase("sound").IgnoreThen(Parse.Return(MessageContentMatchKind.Sound))
))
.Select(k => (MessageFilter) new HasMessageFilter(k))
.Named("has:<value>");
private static readonly TextParser<MessageFilter> NegatedFilter = Character
.EqualTo('-')
.IgnoreThen(Parse.Ref(() => StandaloneFilter!))
.Select(f => (MessageFilter) new NegatedMessageFilter(f));
private static readonly TextParser<MessageFilter> GroupedFilter =
from open in Character.EqualTo('(')
from content in Parse.Ref(() => BinaryExpressionFilter!).Token()
from close in Character.EqualTo(')')
select content;
private static readonly TextParser<MessageFilter> StandaloneFilter = Parse.OneOf(
GroupedFilter,
FromFilter,
MentionsFilter,
HasFilter,
ContainsFilter
);
private static readonly TextParser<MessageFilter> UnaryExpressionFilter = Parse.OneOf(
NegatedFilter,
StandaloneFilter
);
private static readonly TextParser<MessageFilter> BinaryExpressionFilter = Parse.Chain(
Parse.OneOf(
// Explicit operator
Character.In('|', '&').Token().Try(),
// Implicit operator (resolves to 'and')
Character.WhiteSpace.AtLeastOnce().IgnoreThen(Parse.Return(' '))
),
UnaryExpressionFilter,
(op, left, right) => op switch
{
'|' => new BinaryExpressionMessageFilter(left, right, BinaryExpressionKind.Or),
_ => new BinaryExpressionMessageFilter(left, right, BinaryExpressionKind.And)
}
);
public static readonly TextParser<MessageFilter> Filter =
BinaryExpressionFilter.Token().AtEnd();
}

149
DiscordChatExporter.Core/Exporting/MediaDownloader.cs
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@ -10,101 +10,100 @@ using System.Threading.Tasks;
using DiscordChatExporter.Core.Utils;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Core.Exporting
namespace DiscordChatExporter.Core.Exporting;
internal partial class MediaDownloader
{
internal partial class MediaDownloader
{
private readonly string _workingDirPath;
private readonly bool _reuseMedia;
private readonly string _workingDirPath;
private readonly bool _reuseMedia;
// File paths of already downloaded media
private readonly Dictionary<string, string> _pathCache = new(StringComparer.Ordinal);
// File paths of already downloaded media
private readonly Dictionary<string, string> _pathCache = new(StringComparer.Ordinal);
public MediaDownloader(string workingDirPath, bool reuseMedia)
{
_workingDirPath = workingDirPath;
_reuseMedia = reuseMedia;
}
public MediaDownloader(string workingDirPath, bool reuseMedia)
{
_workingDirPath = workingDirPath;
_reuseMedia = reuseMedia;
}
public async ValueTask<string> DownloadAsync(string url, CancellationToken cancellationToken = default)
{
if (_pathCache.TryGetValue(url, out var cachedFilePath))
return cachedFilePath;
public async ValueTask<string> DownloadAsync(string url, CancellationToken cancellationToken = default)
{
if (_pathCache.TryGetValue(url, out var cachedFilePath))
return cachedFilePath;
var fileName = GetFileNameFromUrl(url);
var filePath = Path.Combine(_workingDirPath, fileName);
var fileName = GetFileNameFromUrl(url);
var filePath = Path.Combine(_workingDirPath, fileName);
// Reuse existing files if we're allowed to
if (_reuseMedia && File.Exists(filePath))
return _pathCache[url] = filePath;
// Reuse existing files if we're allowed to
if (_reuseMedia && File.Exists(filePath))
return _pathCache[url] = filePath;
Directory.CreateDirectory(_workingDirPath);
Directory.CreateDirectory(_workingDirPath);
// This retries on IOExceptions which is dangerous as we're also working with files
await Http.ExceptionPolicy.ExecuteAsync(async () =>
// This retries on IOExceptions which is dangerous as we're also working with files
await Http.ExceptionPolicy.ExecuteAsync(async () =>
{
// Download the file
using var response = await Http.Client.GetAsync(url, cancellationToken);
await using (var output = File.Create(filePath))
{
// Download the file
using var response = await Http.Client.GetAsync(url, cancellationToken);
await using (var output = File.Create(filePath))
{
await response.Content.CopyToAsync(output);
}
await response.Content.CopyToAsync(output, cancellationToken);
}
// Try to set the file date according to the last-modified header
try
{
var lastModified = response.Content.Headers.TryGetValue("Last-Modified")?.Pipe(s =>
DateTimeOffset.TryParse(s, CultureInfo.InvariantCulture, DateTimeStyles.None, out var date)
? date
: (DateTimeOffset?) null
);
if (lastModified is not null)
{
File.SetCreationTimeUtc(filePath, lastModified.Value.UtcDateTime);
File.SetLastWriteTimeUtc(filePath, lastModified.Value.UtcDateTime);
File.SetLastAccessTimeUtc(filePath, lastModified.Value.UtcDateTime);
}
}
catch
// Try to set the file date according to the last-modified header
try
{
var lastModified = response.Content.Headers.TryGetValue("Last-Modified")?.Pipe(s =>
DateTimeOffset.TryParse(s, CultureInfo.InvariantCulture, DateTimeStyles.None, out var date)
? date
: (DateTimeOffset?) null
);
if (lastModified is not null)
{
// This can apparently fail for some reason.
// https://github.com/Tyrrrz/DiscordChatExporter/issues/585
// Updating file dates is not a critical task, so we'll just
// ignore exceptions thrown here.
File.SetCreationTimeUtc(filePath, lastModified.Value.UtcDateTime);
File.SetLastWriteTimeUtc(filePath, lastModified.Value.UtcDateTime);
File.SetLastAccessTimeUtc(filePath, lastModified.Value.UtcDateTime);
}
});
return _pathCache[url] = filePath;
}
}
catch
{
// This can apparently fail for some reason.
// https://github.com/Tyrrrz/DiscordChatExporter/issues/585
// Updating file dates is not a critical task, so we'll just
// ignore exceptions thrown here.
}
});
return _pathCache[url] = filePath;
}
}
internal partial class MediaDownloader
internal partial class MediaDownloader
{
private static string GetUrlHash(string url)
{
private static string GetUrlHash(string url)
{
using var hash = SHA256.Create();
using var hash = SHA256.Create();
var data = hash.ComputeHash(Encoding.UTF8.GetBytes(url));
return data.ToHex().Truncate(5); // 5 chars ought to be enough for anybody
}
var data = hash.ComputeHash(Encoding.UTF8.GetBytes(url));
return data.ToHex().Truncate(5); // 5 chars ought to be enough for anybody
}
private static string GetFileNameFromUrl(string url)
{
var urlHash = GetUrlHash(url);
private static string GetFileNameFromUrl(string url)
{
var urlHash = GetUrlHash(url);
// Try to extract file name from URL
var fileName = Regex.Match(url, @".+/([^?]*)").Groups[1].Value;
// Try to extract file name from URL
var fileName = Regex.Match(url, @".+/([^?]*)").Groups[1].Value;
// If it's not there, just use the URL hash as the file name
if (string.IsNullOrWhiteSpace(fileName))
return urlHash;
// If it's not there, just use the URL hash as the file name
if (string.IsNullOrWhiteSpace(fileName))
return urlHash;
// Otherwise, use the original file name but inject the hash in the middle
var fileNameWithoutExtension = Path.GetFileNameWithoutExtension(fileName);
var fileExtension = Path.GetExtension(fileName);
// Otherwise, use the original file name but inject the hash in the middle
var fileNameWithoutExtension = Path.GetFileNameWithoutExtension(fileName);
var fileExtension = Path.GetExtension(fileName);
return PathEx.EscapePath(fileNameWithoutExtension.Truncate(42) + '-' + urlHash + fileExtension);
}
return PathEx.EscapePath(fileNameWithoutExtension.Truncate(42) + '-' + urlHash + fileExtension);
}
}

149
DiscordChatExporter.Core/Exporting/MessageExporter.cs
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@ -5,101 +5,100 @@ using System.Threading.Tasks;
using DiscordChatExporter.Core.Discord.Data;
using DiscordChatExporter.Core.Exporting.Writers;
namespace DiscordChatExporter.Core.Exporting
namespace DiscordChatExporter.Core.Exporting;
internal partial class MessageExporter : IAsyncDisposable
{
internal partial class MessageExporter : IAsyncDisposable
{
private readonly ExportContext _context;
private readonly ExportContext _context;
private int _partitionIndex;
private MessageWriter? _writer;
private int _partitionIndex;
private MessageWriter? _writer;
public MessageExporter(ExportContext context)
{
_context = context;
}
public MessageExporter(ExportContext context)
private async ValueTask ResetWriterAsync(CancellationToken cancellationToken = default)
{
if (_writer is not null)
{
_context = context;
await _writer.WritePostambleAsync(cancellationToken);
await _writer.DisposeAsync();
_writer = null;
}
}
private async ValueTask ResetWriterAsync(CancellationToken cancellationToken = default)
private async ValueTask<MessageWriter> GetWriterAsync(CancellationToken cancellationToken = default)
{
// Ensure partition limit has not been reached
if (_writer is not null &&
_context.Request.PartitionLimit.IsReached(_writer.MessagesWritten, _writer.BytesWritten))
{
if (_writer is not null)
{
await _writer.WritePostambleAsync(cancellationToken);
await _writer.DisposeAsync();
_writer = null;
}
await ResetWriterAsync(cancellationToken);
_partitionIndex++;
}
private async ValueTask<MessageWriter> GetWriterAsync(CancellationToken cancellationToken = default)
{
// Ensure partition limit has not been reached
if (_writer is not null &&
_context.Request.PartitionLimit.IsReached(_writer.MessagesWritten, _writer.BytesWritten))
{
await ResetWriterAsync(cancellationToken);
_partitionIndex++;
}
// Writer is still valid - return
if (_writer is not null)
return _writer;
// Writer is still valid - return
if (_writer is not null)
return _writer;
var filePath = GetPartitionFilePath(_context.Request.OutputBaseFilePath, _partitionIndex);
var filePath = GetPartitionFilePath(_context.Request.OutputBaseFilePath, _partitionIndex);
var dirPath = Path.GetDirectoryName(_context.Request.OutputBaseFilePath);
if (!string.IsNullOrWhiteSpace(dirPath))
Directory.CreateDirectory(dirPath);
var dirPath = Path.GetDirectoryName(_context.Request.OutputBaseFilePath);
if (!string.IsNullOrWhiteSpace(dirPath))
Directory.CreateDirectory(dirPath);
var writer = CreateMessageWriter(filePath, _context.Request.Format, _context);
await writer.WritePreambleAsync(cancellationToken);
var writer = CreateMessageWriter(filePath, _context.Request.Format, _context);
await writer.WritePreambleAsync(cancellationToken);
return _writer = writer;
}
return _writer = writer;
}
public async ValueTask ExportMessageAsync(Message message, CancellationToken cancellationToken = default)
{
var writer = await GetWriterAsync(cancellationToken);
await writer.WriteMessageAsync(message, cancellationToken);
}
public async ValueTask ExportMessageAsync(Message message, CancellationToken cancellationToken = default)
{
var writer = await GetWriterAsync(cancellationToken);
await writer.WriteMessageAsync(message, cancellationToken);
}
public async ValueTask DisposeAsync() => await ResetWriterAsync();
}
public async ValueTask DisposeAsync() => await ResetWriterAsync();
internal partial class MessageExporter
{
private static string GetPartitionFilePath(string baseFilePath, int partitionIndex)
{
// First partition - don't change file name
if (partitionIndex <= 0)
return baseFilePath;
// Inject partition index into file name
var fileNameWithoutExt = Path.GetFileNameWithoutExtension(baseFilePath);
var fileExt = Path.GetExtension(baseFilePath);
var fileName = $"{fileNameWithoutExt} [part {partitionIndex + 1}]{fileExt}";
var dirPath = Path.GetDirectoryName(baseFilePath);
return !string.IsNullOrWhiteSpace(dirPath)
? Path.Combine(dirPath, fileName)
: fileName;
}
internal partial class MessageExporter
private static MessageWriter CreateMessageWriter(
string filePath,
ExportFormat format,
ExportContext context)
{
private static string GetPartitionFilePath(string baseFilePath, int partitionIndex)
{
// First partition - don't change file name
if (partitionIndex <= 0)
return baseFilePath;
// Inject partition index into file name
var fileNameWithoutExt = Path.GetFileNameWithoutExtension(baseFilePath);
var fileExt = Path.GetExtension(baseFilePath);
var fileName = $"{fileNameWithoutExt} [part {partitionIndex + 1}]{fileExt}";
var dirPath = Path.GetDirectoryName(baseFilePath);
return !string.IsNullOrWhiteSpace(dirPath)
? Path.Combine(dirPath, fileName)
: fileName;
}
// Stream will be disposed by the underlying writer
var stream = File.Create(filePath);
private static MessageWriter CreateMessageWriter(
string filePath,
ExportFormat format,
ExportContext context)
return format switch
{
// Stream will be disposed by the underlying writer
var stream = File.Create(filePath);
return format switch
{
ExportFormat.PlainText => new PlainTextMessageWriter(stream, context),
ExportFormat.Csv => new CsvMessageWriter(stream, context),
ExportFormat.HtmlDark => new HtmlMessageWriter(stream, context, "Dark"),
ExportFormat.HtmlLight => new HtmlMessageWriter(stream, context, "Light"),
ExportFormat.Json => new JsonMessageWriter(stream, context),
_ => throw new ArgumentOutOfRangeException(nameof(format), $"Unknown export format '{format}'.")
};
}
ExportFormat.PlainText => new PlainTextMessageWriter(stream, context),
ExportFormat.Csv => new CsvMessageWriter(stream, context),
ExportFormat.HtmlDark => new HtmlMessageWriter(stream, context, "Dark"),
ExportFormat.HtmlLight => new HtmlMessageWriter(stream, context, "Light"),
ExportFormat.Json => new JsonMessageWriter(stream, context),
_ => throw new ArgumentOutOfRangeException(nameof(format), $"Unknown export format '{format}'.")
};
}
}

15
DiscordChatExporter.Core/Exporting/Partitioning/FileSizePartitionLimit.cs
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@ -1,12 +1,11 @@
namespace DiscordChatExporter.Core.Exporting.Partitioning
namespace DiscordChatExporter.Core.Exporting.Partitioning;
internal class FileSizePartitionLimit : PartitionLimit
{
internal class FileSizePartitionLimit : PartitionLimit
{
private readonly long _limit;
private readonly long _limit;
public FileSizePartitionLimit(long limit) => _limit = limit;
public FileSizePartitionLimit(long limit) => _limit = limit;
public override bool IsReached(long messagesWritten, long bytesWritten) =>
bytesWritten >= _limit;
}
public override bool IsReached(long messagesWritten, long bytesWritten) =>
bytesWritten >= _limit;
}

15
DiscordChatExporter.Core/Exporting/Partitioning/MessageCountPartitionLimit.cs
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@ -1,12 +1,11 @@
namespace DiscordChatExporter.Core.Exporting.Partitioning
namespace DiscordChatExporter.Core.Exporting.Partitioning;
internal class MessageCountPartitionLimit : PartitionLimit
{
internal class MessageCountPartitionLimit : PartitionLimit
{
private readonly long _limit;
private readonly long _limit;
public MessageCountPartitionLimit(long limit) => _limit = limit;
public MessageCountPartitionLimit(long limit) => _limit = limit;
public override bool IsReached(long messagesWritten, long bytesWritten) =>
messagesWritten >= _limit;
}
public override bool IsReached(long messagesWritten, long bytesWritten) =>
messagesWritten >= _limit;
}

9
DiscordChatExporter.Core/Exporting/Partitioning/NullPartitionLimit.cs
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@ -1,7 +1,6 @@
namespace DiscordChatExporter.Core.Exporting.Partitioning
namespace DiscordChatExporter.Core.Exporting.Partitioning;
internal class NullPartitionLimit : PartitionLimit
{
internal class NullPartitionLimit : PartitionLimit
{
public override bool IsReached(long messagesWritten, long bytesWritten) => false;
}
public override bool IsReached(long messagesWritten, long bytesWritten) => false;
}

85
DiscordChatExporter.Core/Exporting/Partitioning/PartitionLimit.cs
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@ -2,62 +2,61 @@
using System.Globalization;
using System.Text.RegularExpressions;
namespace DiscordChatExporter.Core.Exporting.Partitioning
namespace DiscordChatExporter.Core.Exporting.Partitioning;
public abstract partial class PartitionLimit
{
public abstract partial class PartitionLimit
{
public abstract bool IsReached(long messagesWritten, long bytesWritten);
}
public abstract bool IsReached(long messagesWritten, long bytesWritten);
}
public partial class PartitionLimit
{
public static PartitionLimit Null { get; } = new NullPartitionLimit();
public partial class PartitionLimit
{
public static PartitionLimit Null { get; } = new NullPartitionLimit();
private static long? TryParseFileSizeBytes(string value, IFormatProvider? formatProvider = null)
{
var match = Regex.Match(value, @"^\s*(\d+[\.,]?\d*)\s*(\w)?b\s*$", RegexOptions.IgnoreCase);
private static long? TryParseFileSizeBytes(string value, IFormatProvider? formatProvider = null)
{
var match = Regex.Match(value, @"^\s*(\d+[\.,]?\d*)\s*(\w)?b\s*$", RegexOptions.IgnoreCase);
// Number part
if (!double.TryParse(
// Number part
if (!double.TryParse(
match.Groups[1].Value,
NumberStyles.Float,
formatProvider,
out var number))
{
return null;
}
// Magnitude part
var magnitude = match.Groups[2].Value.ToUpperInvariant() switch
{
"G" => 1_000_000_000,
"M" => 1_000_000,
"K" => 1_000,
"" => 1,
_ => -1
};
if (magnitude < 0)
{
return null;
}
return (long) (number * magnitude);
{
return null;
}
public static PartitionLimit? TryParse(string value, IFormatProvider? formatProvider = null)
// Magnitude part
var magnitude = match.Groups[2].Value.ToUpperInvariant() switch
{
"G" => 1_000_000_000,
"M" => 1_000_000,
"K" => 1_000,
"" => 1,
_ => -1
};
if (magnitude < 0)
{
var fileSizeLimit = TryParseFileSizeBytes(value, formatProvider);
if (fileSizeLimit is not null)
return new FileSizePartitionLimit(fileSizeLimit.Value);
if (int.TryParse(value, NumberStyles.Integer, formatProvider, out var messageCountLimit))
return new MessageCountPartitionLimit(messageCountLimit);
return null;
}
public static PartitionLimit Parse(string value, IFormatProvider? formatProvider = null) =>
TryParse(value, formatProvider) ?? throw new FormatException($"Invalid partition limit '{value}'.");
return (long) (number * magnitude);
}
public static PartitionLimit? TryParse(string value, IFormatProvider? formatProvider = null)
{
var fileSizeLimit = TryParseFileSizeBytes(value, formatProvider);
if (fileSizeLimit is not null)
return new FileSizePartitionLimit(fileSizeLimit.Value);
if (int.TryParse(value, NumberStyles.Integer, formatProvider, out var messageCountLimit))
return new MessageCountPartitionLimit(messageCountLimit);
return null;
}
public static PartitionLimit Parse(string value, IFormatProvider? formatProvider = null) =>
TryParse(value, formatProvider) ?? throw new FormatException($"Invalid partition limit '{value}'.");
}

159
DiscordChatExporter.Core/Exporting/Writers/CsvMessageWriter.cs
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@ -7,110 +7,109 @@ using DiscordChatExporter.Core.Discord.Data;
using DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Core.Exporting.Writers
namespace DiscordChatExporter.Core.Exporting.Writers;
internal partial class CsvMessageWriter : MessageWriter
{
internal partial class CsvMessageWriter : MessageWriter
private readonly TextWriter _writer;
public CsvMessageWriter(Stream stream, ExportContext context)
: base(stream, context)
{
private readonly TextWriter _writer;
_writer = new StreamWriter(stream);
}
public CsvMessageWriter(Stream stream, ExportContext context)
: base(stream, context)
{
_writer = new StreamWriter(stream);
}
private string FormatMarkdown(string? markdown) =>
PlainTextMarkdownVisitor.Format(Context, markdown ?? "");
private string FormatMarkdown(string? markdown) =>
PlainTextMarkdownVisitor.Format(Context, markdown ?? "");
public override async ValueTask WritePreambleAsync(CancellationToken cancellationToken = default) =>
await _writer.WriteLineAsync("AuthorID,Author,Date,Content,Attachments,Reactions");
public override async ValueTask WritePreambleAsync(CancellationToken cancellationToken = default) =>
await _writer.WriteLineAsync("AuthorID,Author,Date,Content,Attachments,Reactions");
private async ValueTask WriteAttachmentsAsync(
IReadOnlyList<Attachment> attachments,
CancellationToken cancellationToken = default)
{
var buffer = new StringBuilder();
private async ValueTask WriteAttachmentsAsync(
IReadOnlyList<Attachment> attachments,
CancellationToken cancellationToken = default)
foreach (var attachment in attachments)
{
var buffer = new StringBuilder();
cancellationToken.ThrowIfCancellationRequested();
foreach (var attachment in attachments)
{
cancellationToken.ThrowIfCancellationRequested();
buffer
.AppendIfNotEmpty(',')
.Append(await Context.ResolveMediaUrlAsync(attachment.Url, cancellationToken));
}
buffer
.AppendIfNotEmpty(',')
.Append(await Context.ResolveMediaUrlAsync(attachment.Url, cancellationToken));
}
await _writer.WriteAsync(CsvEncode(buffer.ToString()));
}
await _writer.WriteAsync(CsvEncode(buffer.ToString()));
}
private async ValueTask WriteReactionsAsync(
IReadOnlyList<Reaction> reactions,
CancellationToken cancellationToken = default)
{
var buffer = new StringBuilder();
private async ValueTask WriteReactionsAsync(
IReadOnlyList<Reaction> reactions,
CancellationToken cancellationToken = default)
foreach (var reaction in reactions)
{
var buffer = new StringBuilder();
foreach (var reaction in reactions)
{
cancellationToken.ThrowIfCancellationRequested();
buffer
.AppendIfNotEmpty(',')
.Append(reaction.Emoji.Name)
.Append(' ')
.Append('(')
.Append(reaction.Count)
.Append(')');
}
await _writer.WriteAsync(CsvEncode(buffer.ToString()));
cancellationToken.ThrowIfCancellationRequested();
buffer
.AppendIfNotEmpty(',')
.Append(reaction.Emoji.Name)
.Append(' ')
.Append('(')
.Append(reaction.Count)
.Append(')');
}
public override async ValueTask WriteMessageAsync(
Message message,
CancellationToken cancellationToken = default)
{
await base.WriteMessageAsync(message, cancellationToken);
await _writer.WriteAsync(CsvEncode(buffer.ToString()));
}
// Author ID
await _writer.WriteAsync(CsvEncode(message.Author.Id.ToString()));
await _writer.WriteAsync(',');
public override async ValueTask WriteMessageAsync(
Message message,
CancellationToken cancellationToken = default)
{
await base.WriteMessageAsync(message, cancellationToken);
// Author name
await _writer.WriteAsync(CsvEncode(message.Author.FullName));
await _writer.WriteAsync(',');
// Author ID
await _writer.WriteAsync(CsvEncode(message.Author.Id.ToString()));
await _writer.WriteAsync(',');
// Message timestamp
await _writer.WriteAsync(CsvEncode(Context.FormatDate(message.Timestamp)));
await _writer.WriteAsync(',');
// Author name
await _writer.WriteAsync(CsvEncode(message.Author.FullName));
await _writer.WriteAsync(',');
// Message content
await _writer.WriteAsync(CsvEncode(FormatMarkdown(message.Content)));
await _writer.WriteAsync(',');
// Message timestamp
await _writer.WriteAsync(CsvEncode(Context.FormatDate(message.Timestamp)));
await _writer.WriteAsync(',');
// Attachments
await WriteAttachmentsAsync(message.Attachments, cancellationToken);
await _writer.WriteAsync(',');
// Message content
await _writer.WriteAsync(CsvEncode(FormatMarkdown(message.Content)));
await _writer.WriteAsync(',');
// Reactions
await WriteReactionsAsync(message.Reactions, cancellationToken);
// Attachments
await WriteAttachmentsAsync(message.Attachments, cancellationToken);
await _writer.WriteAsync(',');
// Finish row
await _writer.WriteLineAsync();
}
// Reactions
await WriteReactionsAsync(message.Reactions, cancellationToken);
public override async ValueTask DisposeAsync()
{
await _writer.DisposeAsync();
await base.DisposeAsync();
}
// Finish row
await _writer.WriteLineAsync();
}
internal partial class CsvMessageWriter
public override async ValueTask DisposeAsync()
{
private static string CsvEncode(string value)
{
value = value.Replace("\"", "\"\"");
return $"\"{value}\"";
}
await _writer.DisposeAsync();
await base.DisposeAsync();
}
}
internal partial class CsvMessageWriter
{
private static string CsvEncode(string value)
{
value = value.Replace("\"", "\"\"");
return $"\"{value}\"";
}
}

89
DiscordChatExporter.Core/Exporting/Writers/Html/MessageGroup.cs
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@ -3,59 +3,58 @@ using System.Collections.Generic;
using System.Linq;
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Core.Exporting.Writers.Html
namespace DiscordChatExporter.Core.Exporting.Writers.Html;
// Used for grouping contiguous messages in HTML export
internal partial class MessageGroup
{
// Used for grouping contiguous messages in HTML export
internal partial class MessageGroup
{
public User Author { get; }
public User Author { get; }
public DateTimeOffset Timestamp { get; }
public DateTimeOffset Timestamp { get; }
public IReadOnlyList<Message> Messages { get; }
public IReadOnlyList<Message> Messages { get; }
public MessageReference? Reference { get; }
public MessageReference? Reference { get; }
public Message? ReferencedMessage {get; }
public Message? ReferencedMessage {get; }
public MessageGroup(
User author,
DateTimeOffset timestamp,
MessageReference? reference,
Message? referencedMessage,
IReadOnlyList<Message> messages)
{
Author = author;
Timestamp = timestamp;
Reference = reference;
ReferencedMessage = referencedMessage;
Messages = messages;
}
public MessageGroup(
User author,
DateTimeOffset timestamp,
MessageReference? reference,
Message? referencedMessage,
IReadOnlyList<Message> messages)
{
Author = author;
Timestamp = timestamp;
Reference = reference;
ReferencedMessage = referencedMessage;
Messages = messages;
}
}
internal partial class MessageGroup
internal partial class MessageGroup
{
public static bool CanJoin(Message message1, Message message2) =>
// Must be from the same author
message1.Author.Id == message2.Author.Id &&
// Author's name must not have changed between messages
string.Equals(message1.Author.FullName, message2.Author.FullName, StringComparison.Ordinal) &&
// Duration between messages must be 7 minutes or less
(message2.Timestamp - message1.Timestamp).Duration().TotalMinutes <= 7 &&
// Other message must not be a reply
message2.Reference is null;
public static MessageGroup Join(IReadOnlyList<Message> messages)
{
public static bool CanJoin(Message message1, Message message2) =>
// Must be from the same author
message1.Author.Id == message2.Author.Id &&
// Author's name must not have changed between messages
string.Equals(message1.Author.FullName, message2.Author.FullName, StringComparison.Ordinal) &&
// Duration between messages must be 7 minutes or less
(message2.Timestamp - message1.Timestamp).Duration().TotalMinutes <= 7 &&
// Other message must not be a reply
message2.Reference is null;
public static MessageGroup Join(IReadOnlyList<Message> messages)
{
var first = messages.First();
return new MessageGroup(
first.Author,
first.Timestamp,
first.Reference,
first.ReferencedMessage,
messages
);
}
var first = messages.First();
return new MessageGroup(
first.Author,
first.Timestamp,
first.Reference,
first.ReferencedMessage,
messages
);
}
}

25
DiscordChatExporter.Core/Exporting/Writers/Html/MessageGroupTemplateContext.cs
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@ -1,20 +1,19 @@
using DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors;
namespace DiscordChatExporter.Core.Exporting.Writers.Html
{
internal class MessageGroupTemplateContext
{
public ExportContext ExportContext { get; }
namespace DiscordChatExporter.Core.Exporting.Writers.Html;
public MessageGroup MessageGroup { get; }
internal class MessageGroupTemplateContext
{
public ExportContext ExportContext { get; }
public MessageGroupTemplateContext(ExportContext exportContext, MessageGroup messageGroup)
{
ExportContext = exportContext;
MessageGroup = messageGroup;
}
public MessageGroup MessageGroup { get; }
public string FormatMarkdown(string? markdown, bool isJumboAllowed = true) =>
HtmlMarkdownVisitor.Format(ExportContext, markdown ?? "", isJumboAllowed);
public MessageGroupTemplateContext(ExportContext exportContext, MessageGroup messageGroup)
{
ExportContext = exportContext;
MessageGroup = messageGroup;
}
public string FormatMarkdown(string? markdown, bool isJumboAllowed = true) =>
HtmlMarkdownVisitor.Format(ExportContext, markdown ?? "", isJumboAllowed);
}

19
DiscordChatExporter.Core/Exporting/Writers/Html/PostambleTemplateContext.cs
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@ -1,15 +1,14 @@
namespace DiscordChatExporter.Core.Exporting.Writers.Html
namespace DiscordChatExporter.Core.Exporting.Writers.Html;
internal class PostambleTemplateContext
{
internal class PostambleTemplateContext
{
public ExportContext ExportContext { get; }
public ExportContext ExportContext { get; }
public long MessagesWritten { get; }
public long MessagesWritten { get; }
public PostambleTemplateContext(ExportContext exportContext, long messagesWritten)
{
ExportContext = exportContext;
MessagesWritten = messagesWritten;
}
public PostambleTemplateContext(ExportContext exportContext, long messagesWritten)
{
ExportContext = exportContext;
MessagesWritten = messagesWritten;
}
}

25
DiscordChatExporter.Core/Exporting/Writers/Html/PreambleTemplateContext.cs
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@ -1,20 +1,19 @@
using DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors;
namespace DiscordChatExporter.Core.Exporting.Writers.Html
{
internal class PreambleTemplateContext
{
public ExportContext ExportContext { get; }
namespace DiscordChatExporter.Core.Exporting.Writers.Html;
public string ThemeName { get; }
internal class PreambleTemplateContext
{
public ExportContext ExportContext { get; }
public PreambleTemplateContext(ExportContext exportContext, string themeName)
{
ExportContext = exportContext;
ThemeName = themeName;
}
public string ThemeName { get; }
public string FormatMarkdown(string? markdown, bool isJumboAllowed = true) =>
HtmlMarkdownVisitor.Format(ExportContext, markdown ?? "", isJumboAllowed);
public PreambleTemplateContext(ExportContext exportContext, string themeName)
{
ExportContext = exportContext;
ThemeName = themeName;
}
public string FormatMarkdown(string? markdown, bool isJumboAllowed = true) =>
HtmlMarkdownVisitor.Format(ExportContext, markdown ?? "", isJumboAllowed);
}

137
DiscordChatExporter.Core/Exporting/Writers/HtmlMessageWriter.cs
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@ -6,91 +6,90 @@ using System.Threading.Tasks;
using DiscordChatExporter.Core.Discord.Data;
using DiscordChatExporter.Core.Exporting.Writers.Html;
namespace DiscordChatExporter.Core.Exporting.Writers
namespace DiscordChatExporter.Core.Exporting.Writers;
internal class HtmlMessageWriter : MessageWriter
{
internal class HtmlMessageWriter : MessageWriter
private readonly TextWriter _writer;
private readonly string _themeName;
private readonly List<Message> _messageGroupBuffer = new();
public HtmlMessageWriter(Stream stream, ExportContext context, string themeName)
: base(stream, context)
{
private readonly TextWriter _writer;
private readonly string _themeName;
_writer = new StreamWriter(stream);
_themeName = themeName;
}
private readonly List<Message> _messageGroupBuffer = new();
public override async ValueTask WritePreambleAsync(CancellationToken cancellationToken = default)
{
var templateContext = new PreambleTemplateContext(Context, _themeName);
public HtmlMessageWriter(Stream stream, ExportContext context, string themeName)
: base(stream, context)
{
_writer = new StreamWriter(stream);
_themeName = themeName;
}
// We are not writing directly to output because Razor
// does not actually do asynchronous writes to stream.
await _writer.WriteLineAsync(
await PreambleTemplate.RenderAsync(templateContext, cancellationToken)
);
}
public override async ValueTask WritePreambleAsync(CancellationToken cancellationToken = default)
{
var templateContext = new PreambleTemplateContext(Context, _themeName);
private async ValueTask WriteMessageGroupAsync(
MessageGroup messageGroup,
CancellationToken cancellationToken = default)
{
var templateContext = new MessageGroupTemplateContext(Context, messageGroup);
// We are not writing directly to output because Razor
// does not actually do asynchronous writes to stream.
await _writer.WriteLineAsync(
await PreambleTemplate.RenderAsync(templateContext, cancellationToken)
);
}
// We are not writing directly to output because Razor
// does not actually do asynchronous writes to stream.
await _writer.WriteLineAsync(
await MessageGroupTemplate.RenderAsync(templateContext, cancellationToken)
);
}
private async ValueTask WriteMessageGroupAsync(
MessageGroup messageGroup,
CancellationToken cancellationToken = default)
{
var templateContext = new MessageGroupTemplateContext(Context, messageGroup);
public override async ValueTask WriteMessageAsync(
Message message,
CancellationToken cancellationToken = default)
{
await base.WriteMessageAsync(message, cancellationToken);
// We are not writing directly to output because Razor
// does not actually do asynchronous writes to stream.
await _writer.WriteLineAsync(
await MessageGroupTemplate.RenderAsync(templateContext, cancellationToken)
);
// If message group is empty or the given message can be grouped, buffer the given message
if (!_messageGroupBuffer.Any() || MessageGroup.CanJoin(_messageGroupBuffer.Last(), message))
{
_messageGroupBuffer.Add(message);
}
public override async ValueTask WriteMessageAsync(
Message message,
CancellationToken cancellationToken = default)
// Otherwise, flush the group and render messages
else
{
await base.WriteMessageAsync(message, cancellationToken);
// If message group is empty or the given message can be grouped, buffer the given message
if (!_messageGroupBuffer.Any() || MessageGroup.CanJoin(_messageGroupBuffer.Last(), message))
{
_messageGroupBuffer.Add(message);
}
// Otherwise, flush the group and render messages
else
{
await WriteMessageGroupAsync(MessageGroup.Join(_messageGroupBuffer), cancellationToken);
await WriteMessageGroupAsync(MessageGroup.Join(_messageGroupBuffer), cancellationToken);
_messageGroupBuffer.Clear();
_messageGroupBuffer.Add(message);
}
_messageGroupBuffer.Clear();
_messageGroupBuffer.Add(message);
}
}
public override async ValueTask WritePostambleAsync(CancellationToken cancellationToken = default)
public override async ValueTask WritePostambleAsync(CancellationToken cancellationToken = default)
{
// Flush current message group
if (_messageGroupBuffer.Any())
{
// Flush current message group
if (_messageGroupBuffer.Any())
{
await WriteMessageGroupAsync(
MessageGroup.Join(_messageGroupBuffer),
cancellationToken
);
}
var templateContext = new PostambleTemplateContext(Context, MessagesWritten);
// We are not writing directly to output because Razor
// does not actually do asynchronous writes to stream.
await _writer.WriteLineAsync(
await PostambleTemplate.RenderAsync(templateContext, cancellationToken)
await WriteMessageGroupAsync(
MessageGroup.Join(_messageGroupBuffer),
cancellationToken
);
}
public override async ValueTask DisposeAsync()
{
await _writer.DisposeAsync();
await base.DisposeAsync();
}
var templateContext = new PostambleTemplateContext(Context, MessagesWritten);
// We are not writing directly to output because Razor
// does not actually do asynchronous writes to stream.
await _writer.WriteLineAsync(
await PostambleTemplate.RenderAsync(templateContext, cancellationToken)
);
}
public override async ValueTask DisposeAsync()
{
await _writer.DisposeAsync();
await base.DisposeAsync();
}
}

491
DiscordChatExporter.Core/Exporting/Writers/JsonMessageWriter.cs
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@ -9,319 +9,318 @@ using DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors;
using DiscordChatExporter.Core.Utils.Extensions;
using JsonExtensions.Writing;
namespace DiscordChatExporter.Core.Exporting.Writers
namespace DiscordChatExporter.Core.Exporting.Writers;
internal class JsonMessageWriter : MessageWriter
{
internal class JsonMessageWriter : MessageWriter
{
private readonly Utf8JsonWriter _writer;
private readonly Utf8JsonWriter _writer;
public JsonMessageWriter(Stream stream, ExportContext context)
: base(stream, context)
public JsonMessageWriter(Stream stream, ExportContext context)
: base(stream, context)
{
_writer = new Utf8JsonWriter(stream, new JsonWriterOptions
{
_writer = new Utf8JsonWriter(stream, new JsonWriterOptions
{
Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping,
Indented = true,
// Validation errors may mask actual failures
// https://github.com/Tyrrrz/DiscordChatExporter/issues/413
SkipValidation = true
});
}
Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping,
Indented = true,
// Validation errors may mask actual failures
// https://github.com/Tyrrrz/DiscordChatExporter/issues/413
SkipValidation = true
});
}
private string FormatMarkdown(string? markdown) =>
PlainTextMarkdownVisitor.Format(Context, markdown ?? "");
private string FormatMarkdown(string? markdown) =>
PlainTextMarkdownVisitor.Format(Context, markdown ?? "");
private async ValueTask WriteAttachmentAsync(
Attachment attachment,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
private async ValueTask WriteAttachmentAsync(
Attachment attachment,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
_writer.WriteString("id", attachment.Id.ToString());
_writer.WriteString("url", await Context.ResolveMediaUrlAsync(attachment.Url, cancellationToken));
_writer.WriteString("fileName", attachment.FileName);
_writer.WriteNumber("fileSizeBytes", attachment.FileSize.TotalBytes);
_writer.WriteString("id", attachment.Id.ToString());
_writer.WriteString("url", await Context.ResolveMediaUrlAsync(attachment.Url, cancellationToken));
_writer.WriteString("fileName", attachment.FileName);
_writer.WriteNumber("fileSizeBytes", attachment.FileSize.TotalBytes);
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
private async ValueTask WriteEmbedAuthorAsync(
EmbedAuthor embedAuthor,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject("author");
private async ValueTask WriteEmbedAuthorAsync(
EmbedAuthor embedAuthor,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject("author");
_writer.WriteString("name", embedAuthor.Name);
_writer.WriteString("url", embedAuthor.Url);
_writer.WriteString("name", embedAuthor.Name);
_writer.WriteString("url", embedAuthor.Url);
if (!string.IsNullOrWhiteSpace(embedAuthor.IconUrl))
_writer.WriteString("iconUrl", await Context.ResolveMediaUrlAsync(embedAuthor.IconProxyUrl ?? embedAuthor.IconUrl, cancellationToken));
if (!string.IsNullOrWhiteSpace(embedAuthor.IconUrl))
_writer.WriteString("iconUrl", await Context.ResolveMediaUrlAsync(embedAuthor.IconProxyUrl ?? embedAuthor.IconUrl, cancellationToken));
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
private async ValueTask WriteEmbedThumbnailAsync(
EmbedImage embedThumbnail,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject("thumbnail");
private async ValueTask WriteEmbedThumbnailAsync(
EmbedImage embedThumbnail,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject("thumbnail");
if (!string.IsNullOrWhiteSpace(embedThumbnail.Url))
_writer.WriteString("url", await Context.ResolveMediaUrlAsync(embedThumbnail.ProxyUrl ?? embedThumbnail.Url, cancellationToken));
if (!string.IsNullOrWhiteSpace(embedThumbnail.Url))
_writer.WriteString("url", await Context.ResolveMediaUrlAsync(embedThumbnail.ProxyUrl ?? embedThumbnail.Url, cancellationToken));
_writer.WriteNumber("width", embedThumbnail.Width);
_writer.WriteNumber("height", embedThumbnail.Height);
_writer.WriteNumber("width", embedThumbnail.Width);
_writer.WriteNumber("height", embedThumbnail.Height);
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
private async ValueTask WriteEmbedImageAsync(
EmbedImage embedImage,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject("image");
private async ValueTask WriteEmbedImageAsync(
EmbedImage embedImage,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject("image");
if (!string.IsNullOrWhiteSpace(embedImage.Url))
_writer.WriteString("url", await Context.ResolveMediaUrlAsync(embedImage.ProxyUrl ?? embedImage.Url, cancellationToken));
if (!string.IsNullOrWhiteSpace(embedImage.Url))
_writer.WriteString("url", await Context.ResolveMediaUrlAsync(embedImage.ProxyUrl ?? embedImage.Url, cancellationToken));
_writer.WriteNumber("width", embedImage.Width);
_writer.WriteNumber("height", embedImage.Height);
_writer.WriteNumber("width", embedImage.Width);
_writer.WriteNumber("height", embedImage.Height);
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
private async ValueTask WriteEmbedFooterAsync(
EmbedFooter embedFooter,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject("footer");
private async ValueTask WriteEmbedFooterAsync(
EmbedFooter embedFooter,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject("footer");
_writer.WriteString("text", embedFooter.Text);
_writer.WriteString("text", embedFooter.Text);
if (!string.IsNullOrWhiteSpace(embedFooter.IconUrl))
_writer.WriteString("iconUrl", await Context.ResolveMediaUrlAsync(embedFooter.IconProxyUrl ?? embedFooter.IconUrl, cancellationToken));
if (!string.IsNullOrWhiteSpace(embedFooter.IconUrl))
_writer.WriteString("iconUrl", await Context.ResolveMediaUrlAsync(embedFooter.IconProxyUrl ?? embedFooter.IconUrl, cancellationToken));
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
private async ValueTask WriteEmbedFieldAsync(
EmbedField embedField,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
private async ValueTask WriteEmbedFieldAsync(
EmbedField embedField,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
_writer.WriteString("name", FormatMarkdown(embedField.Name));
_writer.WriteString("value", FormatMarkdown(embedField.Value));
_writer.WriteBoolean("isInline", embedField.IsInline);
_writer.WriteString("name", FormatMarkdown(embedField.Name));
_writer.WriteString("value", FormatMarkdown(embedField.Value));
_writer.WriteBoolean("isInline", embedField.IsInline);
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
private async ValueTask WriteEmbedAsync(
Embed embed,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
private async ValueTask WriteEmbedAsync(
Embed embed,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
_writer.WriteString("title", FormatMarkdown(embed.Title));
_writer.WriteString("url", embed.Url);
_writer.WriteString("timestamp", embed.Timestamp);
_writer.WriteString("description", FormatMarkdown(embed.Description));
_writer.WriteString("title", FormatMarkdown(embed.Title));
_writer.WriteString("url", embed.Url);
_writer.WriteString("timestamp", embed.Timestamp);
_writer.WriteString("description", FormatMarkdown(embed.Description));
if (embed.Color is not null)
_writer.WriteString("color", embed.Color.Value.ToHex());
if (embed.Color is not null)
_writer.WriteString("color", embed.Color.Value.ToHex());
if (embed.Author is not null)
await WriteEmbedAuthorAsync(embed.Author, cancellationToken);
if (embed.Author is not null)
await WriteEmbedAuthorAsync(embed.Author, cancellationToken);
if (embed.Thumbnail is not null)
await WriteEmbedThumbnailAsync(embed.Thumbnail, cancellationToken);
if (embed.Thumbnail is not null)
await WriteEmbedThumbnailAsync(embed.Thumbnail, cancellationToken);
if (embed.Image is not null)
await WriteEmbedImageAsync(embed.Image, cancellationToken);
if (embed.Image is not null)
await WriteEmbedImageAsync(embed.Image, cancellationToken);
if (embed.Footer is not null)
await WriteEmbedFooterAsync(embed.Footer, cancellationToken);
if (embed.Footer is not null)
await WriteEmbedFooterAsync(embed.Footer, cancellationToken);
// Fields
_writer.WriteStartArray("fields");
// Fields
_writer.WriteStartArray("fields");
foreach (var field in embed.Fields)
await WriteEmbedFieldAsync(field, cancellationToken);
foreach (var field in embed.Fields)
await WriteEmbedFieldAsync(field, cancellationToken);
_writer.WriteEndArray();
_writer.WriteEndArray();
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
private async ValueTask WriteReactionAsync(
Reaction reaction,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
// Emoji
_writer.WriteStartObject("emoji");
_writer.WriteString("id", reaction.Emoji.Id);
_writer.WriteString("name", reaction.Emoji.Name);
_writer.WriteBoolean("isAnimated", reaction.Emoji.IsAnimated);
_writer.WriteString("imageUrl", await Context.ResolveMediaUrlAsync(reaction.Emoji.ImageUrl, cancellationToken));
_writer.WriteEndObject();
private async ValueTask WriteReactionAsync(
Reaction reaction,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
_writer.WriteNumber("count", reaction.Count);
// Emoji
_writer.WriteStartObject("emoji");
_writer.WriteString("id", reaction.Emoji.Id);
_writer.WriteString("name", reaction.Emoji.Name);
_writer.WriteBoolean("isAnimated", reaction.Emoji.IsAnimated);
_writer.WriteString("imageUrl", await Context.ResolveMediaUrlAsync(reaction.Emoji.ImageUrl, cancellationToken));
_writer.WriteEndObject();
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteNumber("count", reaction.Count);
private async ValueTask WriteMentionAsync(
User mentionedUser,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteString("id", mentionedUser.Id.ToString());
_writer.WriteString("name", mentionedUser.Name);
_writer.WriteString("discriminator", mentionedUser.DiscriminatorFormatted);
_writer.WriteString("nickname", Context.TryGetMember(mentionedUser.Id)?.Nick ?? mentionedUser.Name);
_writer.WriteBoolean("isBot", mentionedUser.IsBot);
private async ValueTask WriteMentionAsync(
User mentionedUser,
CancellationToken cancellationToken = default)
{
_writer.WriteStartObject();
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteString("id", mentionedUser.Id.ToString());
_writer.WriteString("name", mentionedUser.Name);
_writer.WriteString("discriminator", mentionedUser.DiscriminatorFormatted);
_writer.WriteString("nickname", Context.TryGetMember(mentionedUser.Id)?.Nick ?? mentionedUser.Name);
_writer.WriteBoolean("isBot", mentionedUser.IsBot);
public override async ValueTask WritePreambleAsync(CancellationToken cancellationToken = default)
{
// Root object (start)
_writer.WriteStartObject();
// Guild
_writer.WriteStartObject("guild");
_writer.WriteString("id", Context.Request.Guild.Id.ToString());
_writer.WriteString("name", Context.Request.Guild.Name);
_writer.WriteString("iconUrl", await Context.ResolveMediaUrlAsync(Context.Request.Guild.IconUrl, cancellationToken));
_writer.WriteEndObject();
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
// Channel
_writer.WriteStartObject("channel");
_writer.WriteString("id", Context.Request.Channel.Id.ToString());
_writer.WriteString("type", Context.Request.Channel.Kind.ToString());
_writer.WriteString("categoryId", Context.Request.Channel.Category.Id.ToString());
_writer.WriteString("category", Context.Request.Channel.Category.Name);
_writer.WriteString("name", Context.Request.Channel.Name);
_writer.WriteString("topic", Context.Request.Channel.Topic);
_writer.WriteEndObject();
public override async ValueTask WritePreambleAsync(CancellationToken cancellationToken = default)
{
// Root object (start)
_writer.WriteStartObject();
// Guild
_writer.WriteStartObject("guild");
_writer.WriteString("id", Context.Request.Guild.Id.ToString());
_writer.WriteString("name", Context.Request.Guild.Name);
_writer.WriteString("iconUrl", await Context.ResolveMediaUrlAsync(Context.Request.Guild.IconUrl, cancellationToken));
_writer.WriteEndObject();
// Channel
_writer.WriteStartObject("channel");
_writer.WriteString("id", Context.Request.Channel.Id.ToString());
_writer.WriteString("type", Context.Request.Channel.Kind.ToString());
_writer.WriteString("categoryId", Context.Request.Channel.Category.Id.ToString());
_writer.WriteString("category", Context.Request.Channel.Category.Name);
_writer.WriteString("name", Context.Request.Channel.Name);
_writer.WriteString("topic", Context.Request.Channel.Topic);
_writer.WriteEndObject();
// Date range
_writer.WriteStartObject("dateRange");
_writer.WriteString("after", Context.Request.After?.ToDate());
_writer.WriteString("before", Context.Request.Before?.ToDate());
_writer.WriteEndObject();
// Message array (start)
_writer.WriteStartArray("messages");
await _writer.FlushAsync(cancellationToken);
}
// Date range
_writer.WriteStartObject("dateRange");
_writer.WriteString("after", Context.Request.After?.ToDate());
_writer.WriteString("before", Context.Request.Before?.ToDate());
_writer.WriteEndObject();
public override async ValueTask WriteMessageAsync(
Message message,
CancellationToken cancellationToken = default)
{
await base.WriteMessageAsync(message, cancellationToken);
// Message array (start)
_writer.WriteStartArray("messages");
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteStartObject();
public override async ValueTask WriteMessageAsync(
Message message,
CancellationToken cancellationToken = default)
{
await base.WriteMessageAsync(message, cancellationToken);
_writer.WriteStartObject();
// Metadata
_writer.WriteString("id", message.Id.ToString());
_writer.WriteString("type", message.Kind.ToString());
_writer.WriteString("timestamp", message.Timestamp);
_writer.WriteString("timestampEdited", message.EditedTimestamp);
_writer.WriteString("callEndedTimestamp", message.CallEndedTimestamp);
_writer.WriteBoolean("isPinned", message.IsPinned);
// Content
_writer.WriteString("content", FormatMarkdown(message.Content));
// Author
_writer.WriteStartObject("author");
_writer.WriteString("id", message.Author.Id.ToString());
_writer.WriteString("name", message.Author.Name);
_writer.WriteString("discriminator", message.Author.DiscriminatorFormatted);
_writer.WriteString("nickname", Context.TryGetMember(message.Author.Id)?.Nick ?? message.Author.Name);
_writer.WriteString("color", Context.TryGetUserColor(message.Author.Id)?.ToHex());
_writer.WriteBoolean("isBot", message.Author.IsBot);
_writer.WriteString("avatarUrl", await Context.ResolveMediaUrlAsync(message.Author.AvatarUrl, cancellationToken));
_writer.WriteEndObject();
// Metadata
_writer.WriteString("id", message.Id.ToString());
_writer.WriteString("type", message.Kind.ToString());
_writer.WriteString("timestamp", message.Timestamp);
_writer.WriteString("timestampEdited", message.EditedTimestamp);
_writer.WriteString("callEndedTimestamp", message.CallEndedTimestamp);
_writer.WriteBoolean("isPinned", message.IsPinned);
// Content
_writer.WriteString("content", FormatMarkdown(message.Content));
// Attachments
_writer.WriteStartArray("attachments");
// Author
_writer.WriteStartObject("author");
_writer.WriteString("id", message.Author.Id.ToString());
_writer.WriteString("name", message.Author.Name);
_writer.WriteString("discriminator", message.Author.DiscriminatorFormatted);
_writer.WriteString("nickname", Context.TryGetMember(message.Author.Id)?.Nick ?? message.Author.Name);
_writer.WriteString("color", Context.TryGetUserColor(message.Author.Id)?.ToHex());
_writer.WriteBoolean("isBot", message.Author.IsBot);
_writer.WriteString("avatarUrl", await Context.ResolveMediaUrlAsync(message.Author.AvatarUrl, cancellationToken));
_writer.WriteEndObject();
foreach (var attachment in message.Attachments)
await WriteAttachmentAsync(attachment, cancellationToken);
// Attachments
_writer.WriteStartArray("attachments");
_writer.WriteEndArray();
foreach (var attachment in message.Attachments)
await WriteAttachmentAsync(attachment, cancellationToken);
// Embeds
_writer.WriteStartArray("embeds");
_writer.WriteEndArray();
foreach (var embed in message.Embeds)
await WriteEmbedAsync(embed, cancellationToken);
// Embeds
_writer.WriteStartArray("embeds");
_writer.WriteEndArray();
foreach (var embed in message.Embeds)
await WriteEmbedAsync(embed, cancellationToken);
// Reactions
_writer.WriteStartArray("reactions");
_writer.WriteEndArray();
foreach (var reaction in message.Reactions)
await WriteReactionAsync(reaction, cancellationToken);
// Reactions
_writer.WriteStartArray("reactions");
_writer.WriteEndArray();
foreach (var reaction in message.Reactions)
await WriteReactionAsync(reaction, cancellationToken);
// Mentions
_writer.WriteStartArray("mentions");
_writer.WriteEndArray();
foreach (var mention in message.MentionedUsers)
await WriteMentionAsync(mention, cancellationToken);
// Mentions
_writer.WriteStartArray("mentions");
_writer.WriteEndArray();
foreach (var mention in message.MentionedUsers)
await WriteMentionAsync(mention, cancellationToken);
// Message reference
if (message.Reference is not null)
{
_writer.WriteStartObject("reference");
_writer.WriteString("messageId", message.Reference.MessageId?.ToString());
_writer.WriteString("channelId", message.Reference.ChannelId?.ToString());
_writer.WriteString("guildId", message.Reference.GuildId?.ToString());
_writer.WriteEndObject();
}
_writer.WriteEndArray();
// Message reference
if (message.Reference is not null)
{
_writer.WriteStartObject("reference");
_writer.WriteString("messageId", message.Reference.MessageId?.ToString());
_writer.WriteString("channelId", message.Reference.ChannelId?.ToString());
_writer.WriteString("guildId", message.Reference.GuildId?.ToString());
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
public override async ValueTask WritePostambleAsync(CancellationToken cancellationToken = default)
{
// Message array (end)
_writer.WriteEndArray();
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteNumber("messageCount", MessagesWritten);
public override async ValueTask WritePostambleAsync(CancellationToken cancellationToken = default)
{
// Message array (end)
_writer.WriteEndArray();
// Root object (end)
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
_writer.WriteNumber("messageCount", MessagesWritten);
public override async ValueTask DisposeAsync()
{
await _writer.DisposeAsync();
await base.DisposeAsync();
}
// Root object (end)
_writer.WriteEndObject();
await _writer.FlushAsync(cancellationToken);
}
public override async ValueTask DisposeAsync()
{
await _writer.DisposeAsync();
await base.DisposeAsync();
}
}

293
DiscordChatExporter.Core/Exporting/Writers/MarkdownVisitors/HtmlMarkdownVisitor.cs
Unescape View File

@ -9,185 +9,184 @@ using DiscordChatExporter.Core.Markdown;
using DiscordChatExporter.Core.Markdown.Parsing;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors
namespace DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors;
internal partial class HtmlMarkdownVisitor : MarkdownVisitor
{
internal partial class HtmlMarkdownVisitor : MarkdownVisitor
private readonly ExportContext _context;
private readonly StringBuilder _buffer;
private readonly bool _isJumbo;
public HtmlMarkdownVisitor(ExportContext context, StringBuilder buffer, bool isJumbo)
{
private readonly ExportContext _context;
private readonly StringBuilder _buffer;
private readonly bool _isJumbo;
_context = context;
_buffer = buffer;
_isJumbo = isJumbo;
}
public HtmlMarkdownVisitor(ExportContext context, StringBuilder buffer, bool isJumbo)
{
_context = context;
_buffer = buffer;
_isJumbo = isJumbo;
}
protected override MarkdownNode VisitText(TextNode text)
{
_buffer.Append(HtmlEncode(text.Text));
return base.VisitText(text);
}
protected override MarkdownNode VisitText(TextNode text)
protected override MarkdownNode VisitFormatting(FormattingNode formatting)
{
var (tagOpen, tagClose) = formatting.Kind switch
{
_buffer.Append(HtmlEncode(text.Text));
return base.VisitText(text);
}
FormattingKind.Bold => ("<strong>", "</strong>"),
FormattingKind.Italic => ("<em>", "</em>"),
FormattingKind.Underline => ("<u>", "</u>"),
FormattingKind.Strikethrough => ("<s>", "</s>"),
FormattingKind.Spoiler => (
"<span class=\"spoiler-text spoiler-text--hidden\" onclick=\"showSpoiler(event, this)\">", "</span>"),
FormattingKind.Quote => ("<div class=\"quote\">", "</div>"),
_ => throw new ArgumentOutOfRangeException(nameof(formatting.Kind))
};
_buffer.Append(tagOpen);
var result = base.VisitFormatting(formatting);
_buffer.Append(tagClose);
return result;
}
protected override MarkdownNode VisitFormatting(FormattingNode formatting)
{
var (tagOpen, tagClose) = formatting.Kind switch
{
FormattingKind.Bold => ("<strong>", "</strong>"),
FormattingKind.Italic => ("<em>", "</em>"),
FormattingKind.Underline => ("<u>", "</u>"),
FormattingKind.Strikethrough => ("<s>", "</s>"),
FormattingKind.Spoiler => (
"<span class=\"spoiler-text spoiler-text--hidden\" onclick=\"showSpoiler(event, this)\">", "</span>"),
FormattingKind.Quote => ("<div class=\"quote\">", "</div>"),
_ => throw new ArgumentOutOfRangeException(nameof(formatting.Kind))
};
_buffer.Append(tagOpen);
var result = base.VisitFormatting(formatting);
_buffer.Append(tagClose);
return result;
}
protected override MarkdownNode VisitInlineCodeBlock(InlineCodeBlockNode inlineCodeBlock)
{
_buffer
.Append("<span class=\"pre pre--inline\">")
.Append(HtmlEncode(inlineCodeBlock.Code))
.Append("</span>");
protected override MarkdownNode VisitInlineCodeBlock(InlineCodeBlockNode inlineCodeBlock)
{
_buffer
.Append("<span class=\"pre pre--inline\">")
.Append(HtmlEncode(inlineCodeBlock.Code))
.Append("</span>");
return base.VisitInlineCodeBlock(inlineCodeBlock);
}
return base.VisitInlineCodeBlock(inlineCodeBlock);
}
protected override MarkdownNode VisitMultiLineCodeBlock(MultiLineCodeBlockNode multiLineCodeBlock)
{
var highlightCssClass = !string.IsNullOrWhiteSpace(multiLineCodeBlock.Language)
? $"language-{multiLineCodeBlock.Language}"
: "nohighlight";
protected override MarkdownNode VisitMultiLineCodeBlock(MultiLineCodeBlockNode multiLineCodeBlock)
{
var highlightCssClass = !string.IsNullOrWhiteSpace(multiLineCodeBlock.Language)
? $"language-{multiLineCodeBlock.Language}"
: "nohighlight";
_buffer
.Append($"<div class=\"pre pre--multiline {highlightCssClass}\">")
.Append(HtmlEncode(multiLineCodeBlock.Code))
.Append("</div>");
_buffer
.Append($"<div class=\"pre pre--multiline {highlightCssClass}\">")
.Append(HtmlEncode(multiLineCodeBlock.Code))
.Append("</div>");
return base.VisitMultiLineCodeBlock(multiLineCodeBlock);
}
return base.VisitMultiLineCodeBlock(multiLineCodeBlock);
}
protected override MarkdownNode VisitLink(LinkNode link)
{
// Try to extract message ID if the link refers to a Discord message
var linkedMessageId = Regex.Match(
link.Url,
"^https?://(?:discord|discordapp).com/channels/.*?/(\\d+)/?$"
).Groups[1].Value;
_buffer.Append(
!string.IsNullOrWhiteSpace(linkedMessageId)
? $"<a href=\"{Uri.EscapeUriString(link.Url)}\" onclick=\"scrollToMessage(event, '{linkedMessageId}')\">"
: $"<a href=\"{Uri.EscapeUriString(link.Url)}\">"
);
var result = base.VisitLink(link);
_buffer.Append("</a>");
return result;
}
protected override MarkdownNode VisitEmoji(EmojiNode emoji)
{
var emojiImageUrl = Emoji.GetImageUrl(emoji.Id, emoji.Name, emoji.IsAnimated);
var jumboClass = _isJumbo ? "emoji--large" : "";
_buffer
.Append($"<img loading=\"lazy\" class=\"emoji {jumboClass}\" alt=\"{emoji.Name}\" title=\"{emoji.Code}\" src=\"{emojiImageUrl}\">");
return base.VisitEmoji(emoji);
}
protected override MarkdownNode VisitLink(LinkNode link)
protected override MarkdownNode VisitMention(MentionNode mention)
{
var mentionId = Snowflake.TryParse(mention.Id);
if (mention.Kind == MentionKind.Meta)
{
// Try to extract message ID if the link refers to a Discord message
var linkedMessageId = Regex.Match(
link.Url,
"^https?://(?:discord|discordapp).com/channels/.*?/(\\d+)/?$"
).Groups[1].Value;
_buffer.Append(
!string.IsNullOrWhiteSpace(linkedMessageId)
? $"<a href=\"{Uri.EscapeUriString(link.Url)}\" onclick=\"scrollToMessage(event, '{linkedMessageId}')\">"
: $"<a href=\"{Uri.EscapeUriString(link.Url)}\">"
);
var result = base.VisitLink(link);
_buffer.Append("</a>");
return result;
_buffer
.Append("<span class=\"mention\">")
.Append("@").Append(HtmlEncode(mention.Id))
.Append("</span>");
}
protected override MarkdownNode VisitEmoji(EmojiNode emoji)
else if (mention.Kind == MentionKind.User)
{
var emojiImageUrl = Emoji.GetImageUrl(emoji.Id, emoji.Name, emoji.IsAnimated);
var jumboClass = _isJumbo ? "emoji--large" : "";
var member = mentionId?.Pipe(_context.TryGetMember);
var fullName = member?.User.FullName ?? "Unknown";
var nick = member?.Nick ?? "Unknown";
_buffer
.Append($"<img loading=\"lazy\" class=\"emoji {jumboClass}\" alt=\"{emoji.Name}\" title=\"{emoji.Code}\" src=\"{emojiImageUrl}\">");
return base.VisitEmoji(emoji);
.Append($"<span class=\"mention\" title=\"{HtmlEncode(fullName)}\">")
.Append("@").Append(HtmlEncode(nick))
.Append("</span>");
}
protected override MarkdownNode VisitMention(MentionNode mention)
else if (mention.Kind == MentionKind.Channel)
{
var mentionId = Snowflake.TryParse(mention.Id);
if (mention.Kind == MentionKind.Meta)
{
_buffer
.Append("<span class=\"mention\">")
.Append("@").Append(HtmlEncode(mention.Id))
.Append("</span>");
}
else if (mention.Kind == MentionKind.User)
{
var member = mentionId?.Pipe(_context.TryGetMember);
var fullName = member?.User.FullName ?? "Unknown";
var nick = member?.Nick ?? "Unknown";
_buffer
.Append($"<span class=\"mention\" title=\"{HtmlEncode(fullName)}\">")
.Append("@").Append(HtmlEncode(nick))
.Append("</span>");
}
else if (mention.Kind == MentionKind.Channel)
{
var channel = mentionId?.Pipe(_context.TryGetChannel);
var symbol = channel?.IsVoiceChannel == true ? "🔊" : "#";
var name = channel?.Name ?? "deleted-channel";
_buffer
.Append("<span class=\"mention\">")
.Append(symbol).Append(HtmlEncode(name))
.Append("</span>");
}
else if (mention.Kind == MentionKind.Role)
{
var role = mentionId?.Pipe(_context.TryGetRole);
var name = role?.Name ?? "deleted-role";
var color = role?.Color;
var style = color is not null
? $"color: rgb({color?.R}, {color?.G}, {color?.B}); background-color: rgba({color?.R}, {color?.G}, {color?.B}, 0.1);"
: "";
_buffer
.Append($"<span class=\"mention\" style=\"{style}\">")
.Append("@").Append(HtmlEncode(name))
.Append("</span>");
}
return base.VisitMention(mention);
}
var channel = mentionId?.Pipe(_context.TryGetChannel);
var symbol = channel?.IsVoiceChannel == true ? "🔊" : "#";
var name = channel?.Name ?? "deleted-channel";
protected override MarkdownNode VisitUnixTimestamp(UnixTimestampNode timestamp)
_buffer
.Append("<span class=\"mention\">")
.Append(symbol).Append(HtmlEncode(name))
.Append("</span>");
}
else if (mention.Kind == MentionKind.Role)
{
// Timestamp tooltips always use full date regardless of the configured format
var longDateString = timestamp.Value.ToLocalString("dddd, MMMM d, yyyy h:mm tt");
var role = mentionId?.Pipe(_context.TryGetRole);
var name = role?.Name ?? "deleted-role";
var color = role?.Color;
var style = color is not null
? $"color: rgb({color?.R}, {color?.G}, {color?.B}); background-color: rgba({color?.R}, {color?.G}, {color?.B}, 0.1);"
: "";
_buffer
.Append($"<span class=\"timestamp\" title=\"{HtmlEncode(longDateString)}\">")
.Append(HtmlEncode(_context.FormatDate(timestamp.Value)))
.Append($"<span class=\"mention\" style=\"{style}\">")
.Append("@").Append(HtmlEncode(name))
.Append("</span>");
return base.VisitUnixTimestamp(timestamp);
}
return base.VisitMention(mention);
}
internal partial class HtmlMarkdownVisitor
protected override MarkdownNode VisitUnixTimestamp(UnixTimestampNode timestamp)
{
private static string HtmlEncode(string text) => WebUtility.HtmlEncode(text);
// Timestamp tooltips always use full date regardless of the configured format
var longDateString = timestamp.Value.ToLocalString("dddd, MMMM d, yyyy h:mm tt");
public static string Format(ExportContext context, string markdown, bool isJumboAllowed = true)
{
var nodes = MarkdownParser.Parse(markdown);
_buffer
.Append($"<span class=\"timestamp\" title=\"{HtmlEncode(longDateString)}\">")
.Append(HtmlEncode(_context.FormatDate(timestamp.Value)))
.Append("</span>");
var isJumbo =
isJumboAllowed &&
nodes.All(n => n is EmojiNode || n is TextNode textNode && string.IsNullOrWhiteSpace(textNode.Text));
return base.VisitUnixTimestamp(timestamp);
}
}
var buffer = new StringBuilder();
internal partial class HtmlMarkdownVisitor
{
private static string HtmlEncode(string text) => WebUtility.HtmlEncode(text);
new HtmlMarkdownVisitor(context, buffer, isJumbo).Visit(nodes);
public static string Format(ExportContext context, string markdown, bool isJumboAllowed = true)
{
var nodes = MarkdownParser.Parse(markdown);
return buffer.ToString();
}
var isJumbo =
isJumboAllowed &&
nodes.All(n => n is EmojiNode || n is TextNode textNode && string.IsNullOrWhiteSpace(textNode.Text));
var buffer = new StringBuilder();
new HtmlMarkdownVisitor(context, buffer, isJumbo).Visit(nodes);
return buffer.ToString();
}
}

135
DiscordChatExporter.Core/Exporting/Writers/MarkdownVisitors/PlainTextMarkdownVisitor.cs
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@ -4,92 +4,91 @@ using DiscordChatExporter.Core.Markdown;
using DiscordChatExporter.Core.Markdown.Parsing;
using DiscordChatExporter.Core.Utils.Extensions;
namespace DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors
namespace DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors;
internal partial class PlainTextMarkdownVisitor : MarkdownVisitor
{
internal partial class PlainTextMarkdownVisitor : MarkdownVisitor
private readonly ExportContext _context;
private readonly StringBuilder _buffer;
public PlainTextMarkdownVisitor(ExportContext context, StringBuilder buffer)
{
private readonly ExportContext _context;
private readonly StringBuilder _buffer;
_context = context;
_buffer = buffer;
}
public PlainTextMarkdownVisitor(ExportContext context, StringBuilder buffer)
{
_context = context;
_buffer = buffer;
}
protected override MarkdownNode VisitText(TextNode text)
{
_buffer.Append(text.Text);
return base.VisitText(text);
}
protected override MarkdownNode VisitText(TextNode text)
protected override MarkdownNode VisitEmoji(EmojiNode emoji)
{
_buffer.Append(
emoji.IsCustomEmoji
? $":{emoji.Name}:"
: emoji.Name
);
return base.VisitEmoji(emoji);
}
protected override MarkdownNode VisitMention(MentionNode mention)
{
var mentionId = Snowflake.TryParse(mention.Id);
if (mention.Kind == MentionKind.Meta)
{
_buffer.Append(text.Text);
return base.VisitText(text);
_buffer.Append($"@{mention.Id}");
}
protected override MarkdownNode VisitEmoji(EmojiNode emoji)
else if (mention.Kind == MentionKind.User)
{
_buffer.Append(
emoji.IsCustomEmoji
? $":{emoji.Name}:"
: emoji.Name
);
var member = mentionId?.Pipe(_context.TryGetMember);
var name = member?.User.Name ?? "Unknown";
return base.VisitEmoji(emoji);
_buffer.Append($"@{name}");
}
protected override MarkdownNode VisitMention(MentionNode mention)
else if (mention.Kind == MentionKind.Channel)
{
var mentionId = Snowflake.TryParse(mention.Id);
if (mention.Kind == MentionKind.Meta)
{
_buffer.Append($"@{mention.Id}");
}
else if (mention.Kind == MentionKind.User)
{
var member = mentionId?.Pipe(_context.TryGetMember);
var name = member?.User.Name ?? "Unknown";
_buffer.Append($"@{name}");
}
else if (mention.Kind == MentionKind.Channel)
{
var channel = mentionId?.Pipe(_context.TryGetChannel);
var name = channel?.Name ?? "deleted-channel";
_buffer.Append($"#{name}");
// Voice channel marker
if (channel?.IsVoiceChannel == true)
_buffer.Append(" [voice]");
}
else if (mention.Kind == MentionKind.Role)
{
var role = mentionId?.Pipe(_context.TryGetRole);
var name = role?.Name ?? "deleted-role";
_buffer.Append($"@{name}");
}
return base.VisitMention(mention);
}
var channel = mentionId?.Pipe(_context.TryGetChannel);
var name = channel?.Name ?? "deleted-channel";
_buffer.Append($"#{name}");
protected override MarkdownNode VisitUnixTimestamp(UnixTimestampNode timestamp)
// Voice channel marker
if (channel?.IsVoiceChannel == true)
_buffer.Append(" [voice]");
}
else if (mention.Kind == MentionKind.Role)
{
_buffer.Append(
_context.FormatDate(timestamp.Value)
);
var role = mentionId?.Pipe(_context.TryGetRole);
var name = role?.Name ?? "deleted-role";
return base.VisitUnixTimestamp(timestamp);
_buffer.Append($"@{name}");
}
return base.VisitMention(mention);
}
internal partial class PlainTextMarkdownVisitor
protected override MarkdownNode VisitUnixTimestamp(UnixTimestampNode timestamp)
{
public static string Format(ExportContext context, string markdown)
{
var nodes = MarkdownParser.ParseMinimal(markdown);
var buffer = new StringBuilder();
_buffer.Append(
_context.FormatDate(timestamp.Value)
);
new PlainTextMarkdownVisitor(context, buffer).Visit(nodes);
return base.VisitUnixTimestamp(timestamp);
}
}
return buffer.ToString();
}
internal partial class PlainTextMarkdownVisitor
{
public static string Format(ExportContext context, string markdown)
{
var nodes = MarkdownParser.ParseMinimal(markdown);
var buffer = new StringBuilder();
new PlainTextMarkdownVisitor(context, buffer).Visit(nodes);
return buffer.ToString();
}
}

41
DiscordChatExporter.Core/Exporting/Writers/MessageWriter.cs
Unescape View File

@ -4,34 +4,33 @@ using System.Threading;
using System.Threading.Tasks;
using DiscordChatExporter.Core.Discord.Data;
namespace DiscordChatExporter.Core.Exporting.Writers
namespace DiscordChatExporter.Core.Exporting.Writers;
internal abstract class MessageWriter : IAsyncDisposable
{
internal abstract class MessageWriter : IAsyncDisposable
{
protected Stream Stream { get; }
protected Stream Stream { get; }
protected ExportContext Context { get; }
protected ExportContext Context { get; }
public long MessagesWritten { get; private set; }
public long MessagesWritten { get; private set; }
public long BytesWritten => Stream.Length;
public long BytesWritten => Stream.Length;
protected MessageWriter(Stream stream, ExportContext context)
{
Stream = stream;
Context = context;
}
protected MessageWriter(Stream stream, ExportContext context)
{
Stream = stream;
Context = context;
}
public virtual ValueTask WritePreambleAsync(CancellationToken cancellationToken = default) => default;
public virtual ValueTask WritePreambleAsync(CancellationToken cancellationToken = default) => default;
public virtual ValueTask WriteMessageAsync(Message message, CancellationToken cancellationToken = default)
{
MessagesWritten++;
return default;
}
public virtual ValueTask WriteMessageAsync(Message message, CancellationToken cancellationToken = default)
{
MessagesWritten++;
return default;
}
public virtual ValueTask WritePostambleAsync(CancellationToken cancellationToken = default) => default;
public virtual ValueTask WritePostambleAsync(CancellationToken cancellationToken = default) => default;
public virtual async ValueTask DisposeAsync() => await Stream.DisposeAsync();
}
public virtual async ValueTask DisposeAsync() => await Stream.DisposeAsync();
}

247
DiscordChatExporter.Core/Exporting/Writers/PlainTextMessageWriter.cs
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@ -7,174 +7,173 @@ using DiscordChatExporter.Core.Discord.Data;
using DiscordChatExporter.Core.Discord.Data.Embeds;
using DiscordChatExporter.Core.Exporting.Writers.MarkdownVisitors;
namespace DiscordChatExporter.Core.Exporting.Writers
namespace DiscordChatExporter.Core.Exporting.Writers;
internal class PlainTextMessageWriter : MessageWriter
{
internal class PlainTextMessageWriter : MessageWriter
{
private readonly TextWriter _writer;
private readonly TextWriter _writer;
public PlainTextMessageWriter(Stream stream, ExportContext context)
: base(stream, context)
{
_writer = new StreamWriter(stream);
}
public PlainTextMessageWriter(Stream stream, ExportContext context)
: base(stream, context)
{
_writer = new StreamWriter(stream);
}
private string FormatMarkdown(string? markdown) =>
PlainTextMarkdownVisitor.Format(Context, markdown ?? "");
private string FormatMarkdown(string? markdown) =>
PlainTextMarkdownVisitor.Format(Context, markdown ?? "");
private async ValueTask WriteMessageHeaderAsync(Message message)
{
// Timestamp & author
await _writer.WriteAsync($"[{Context.FormatDate(message.Timestamp)}]");
await _writer.WriteAsync($" {message.Author.FullName}");
private async ValueTask WriteMessageHeaderAsync(Message message)
{
// Timestamp & author
await _writer.WriteAsync($"[{Context.FormatDate(message.Timestamp)}]");
await _writer.WriteAsync($" {message.Author.FullName}");
// Whether the message is pinned
if (message.IsPinned)
await _writer.WriteAsync(" (pinned)");
// Whether the message is pinned
if (message.IsPinned)
await _writer.WriteAsync(" (pinned)");
await _writer.WriteLineAsync();
}
await _writer.WriteLineAsync();
}
private async ValueTask WriteAttachmentsAsync(
IReadOnlyList<Attachment> attachments,
CancellationToken cancellationToken = default)
{
if (!attachments.Any())
return;
private async ValueTask WriteAttachmentsAsync(
IReadOnlyList<Attachment> attachments,
CancellationToken cancellationToken = default)
{
if (!attachments.Any())
return;
await _writer.WriteLineAsync("{Attachments}");
await _writer.WriteLineAsync("{Attachments}");
foreach (var attachment in attachments)
{
cancellationToken.ThrowIfCancellationRequested();
await _writer.WriteLineAsync(await Context.ResolveMediaUrlAsync(attachment.Url, cancellationToken));
}
foreach (var attachment in attachments)
{
cancellationToken.ThrowIfCancellationRequested();
await _writer.WriteLineAsync();
await _writer.WriteLineAsync(await Context.ResolveMediaUrlAsync(attachment.Url, cancellationToken));
}
private async ValueTask WriteEmbedsAsync(
IReadOnlyList<Embed> embeds,
CancellationToken cancellationToken = default)
await _writer.WriteLineAsync();
}
private async ValueTask WriteEmbedsAsync(
IReadOnlyList<Embed> embeds,
CancellationToken cancellationToken = default)
{
foreach (var embed in embeds)
{
foreach (var embed in embeds)
{
cancellationToken.ThrowIfCancellationRequested();
cancellationToken.ThrowIfCancellationRequested();
await _writer.WriteLineAsync("{Embed}");
await _writer.WriteLineAsync("{Embed}");
if (!string.IsNullOrWhiteSpace(embed.Author?.Name))
await _writer.WriteLineAsync(embed.Author.Name);
if (!string.IsNullOrWhiteSpace(embed.Author?.Name))
await _writer.WriteLineAsync(embed.Author.Name);
if (!string.IsNullOrWhiteSpace(embed.Url))
await _writer.WriteLineAsync(embed.Url);
if (!string.IsNullOrWhiteSpace(embed.Url))
await _writer.WriteLineAsync(embed.Url);
if (!string.IsNullOrWhiteSpace(embed.Title))
await _writer.WriteLineAsync(FormatMarkdown(embed.Title));
if (!string.IsNullOrWhiteSpace(embed.Title))
await _writer.WriteLineAsync(FormatMarkdown(embed.Title));
if (!string.IsNullOrWhiteSpace(embed.Description))
await _writer.WriteLineAsync(FormatMarkdown(embed.Description));
if (!string.IsNullOrWhiteSpace(embed.Description))
await _writer.WriteLineAsync(FormatMarkdown(embed.Description));
foreach (var field in embed.Fields)
{
if (!string.IsNullOrWhiteSpace(field.Name))
await _writer.WriteLineAsync(FormatMarkdown(field.Name));
foreach (var field in embed.Fields)
{
if (!string.IsNullOrWhiteSpace(field.Name))
await _writer.WriteLineAsync(FormatMarkdown(field.Name));
if (!string.IsNullOrWhiteSpace(field.Value))
await _writer.WriteLineAsync(FormatMarkdown(field.Value));
}
if (!string.IsNullOrWhiteSpace(field.Value))
await _writer.WriteLineAsync(FormatMarkdown(field.Value));
}
if (!string.IsNullOrWhiteSpace(embed.Thumbnail?.Url))
await _writer.WriteLineAsync(await Context.ResolveMediaUrlAsync(embed.Thumbnail.ProxyUrl ?? embed.Thumbnail.Url, cancellationToken));
if (!string.IsNullOrWhiteSpace(embed.Thumbnail?.Url))
await _writer.WriteLineAsync(await Context.ResolveMediaUrlAsync(embed.Thumbnail.ProxyUrl ?? embed.Thumbnail.Url, cancellationToken));
if (!string.IsNullOrWhiteSpace(embed.Image?.Url))
await _writer.WriteLineAsync(await Context.ResolveMediaUrlAsync(embed.Image.ProxyUrl ?? embed.Image.Url, cancellationToken));
if (!string.IsNullOrWhiteSpace(embed.Image?.Url))
await _writer.WriteLineAsync(await Context.ResolveMediaUrlAsync(embed.Image.ProxyUrl ?? embed.Image.Url, cancellationToken));
if (!string.IsNullOrWhiteSpace(embed.Footer?.Text))
await _writer.WriteLineAsync(embed.Footer.Text);
if (!string.IsNullOrWhiteSpace(embed.Footer?.Text))
await _writer.WriteLineAsync(embed.Footer.Text);
await _writer.WriteLineAsync();
}
await _writer.WriteLineAsync();
}
}
private async ValueTask WriteReactionsAsync(
IReadOnlyList<Reaction> reactions,
CancellationToken cancellationToken = default)
{
if (!reactions.Any())
return;
await _writer.WriteLineAsync("{Reactions}");
private async ValueTask WriteReactionsAsync(
IReadOnlyList<Reaction> reactions,
CancellationToken cancellationToken = default)
{
if (!reactions.Any())
return;
foreach (var reaction in reactions)
{
cancellationToken.ThrowIfCancellationRequested();
await _writer.WriteLineAsync("{Reactions}");
await _writer.WriteAsync(reaction.Emoji.Name);
foreach (var reaction in reactions)
{
cancellationToken.ThrowIfCancellationRequested();
if (reaction.Count > 1)
await _writer.WriteAsync($" ({reaction.Count})");
await _writer.WriteAsync(reaction.Emoji.Name);
await _writer.WriteAsync(' ');
}
if (reaction.Count > 1)
await _writer.WriteAsync($" ({reaction.Count})");
await _writer.WriteLineAsync();
await _writer.WriteAsync(' ');
}
public override async ValueTask WritePreambleAsync(CancellationToken cancellationToken = default)
{
await _writer.WriteLineAsync(new string('=', 62));
await _writer.WriteLineAsync($"Guild: {Context.Request.Guild.Name}");
await _writer.WriteLineAsync($"Channel: {Context.Request.Channel.Category.Name} / {Context.Request.Channel.Name}");
await _writer.WriteLineAsync();
}
if (!string.IsNullOrWhiteSpace(Context.Request.Channel.Topic))
await _writer.WriteLineAsync($"Topic: {Context.Request.Channel.Topic}");
public override async ValueTask WritePreambleAsync(CancellationToken cancellationToken = default)
{
await _writer.WriteLineAsync(new string('=', 62));
await _writer.WriteLineAsync($"Guild: {Context.Request.Guild.Name}");
await _writer.WriteLineAsync($"Channel: {Context.Request.Channel.Category.Name} / {Context.Request.Channel.Name}");
if (Context.Request.After is not null)
await _writer.WriteLineAsync($"After: {Context.FormatDate(Context.Request.After.Value.ToDate())}");
if (!string.IsNullOrWhiteSpace(Context.Request.Channel.Topic))
await _writer.WriteLineAsync($"Topic: {Context.Request.Channel.Topic}");
if (Context.Request.Before is not null)
await _writer.WriteLineAsync($"Before: {Context.FormatDate(Context.Request.Before.Value.ToDate())}");
if (Context.Request.After is not null)
await _writer.WriteLineAsync($"After: {Context.FormatDate(Context.Request.After.Value.ToDate())}");
await _writer.WriteLineAsync(new string('=', 62));
await _writer.WriteLineAsync();
}
if (Context.Request.Before is not null)
await _writer.WriteLineAsync($"Before: {Context.FormatDate(Context.Request.Before.Value.ToDate())}");
public override async ValueTask WriteMessageAsync(
Message message,
CancellationToken cancellationToken = default)
{
await base.WriteMessageAsync(message, cancellationToken);
await _writer.WriteLineAsync(new string('=', 62));
await _writer.WriteLineAsync();
}
// Header
await WriteMessageHeaderAsync(message);
public override async ValueTask WriteMessageAsync(
Message message,
CancellationToken cancellationToken = default)
{
await base.WriteMessageAsync(message, cancellationToken);
// Content
if (!string.IsNullOrWhiteSpace(message.Content))
await _writer.WriteLineAsync(FormatMarkdown(message.Content));
// Header
await WriteMessageHeaderAsync(message);
await _writer.WriteLineAsync();
// Content
if (!string.IsNullOrWhiteSpace(message.Content))
await _writer.WriteLineAsync(FormatMarkdown(message.Content));
// Attachments, embeds, reactions
await WriteAttachmentsAsync(message.Attachments, cancellationToken);
await WriteEmbedsAsync(message.Embeds, cancellationToken);
await WriteReactionsAsync(message.Reactions, cancellationToken);
await _writer.WriteLineAsync();
await _writer.WriteLineAsync();
}
// Attachments, embeds, reactions
await WriteAttachmentsAsync(message.Attachments, cancellationToken);
await WriteEmbedsAsync(message.Embeds, cancellationToken);
await WriteReactionsAsync(message.Reactions, cancellationToken);
public override async ValueTask WritePostambleAsync(CancellationToken cancellationToken = default)
{
await _writer.WriteLineAsync(new string('=', 62));
await _writer.WriteLineAsync($"Exported {MessagesWritten:N0} message(s)");
await _writer.WriteLineAsync(new string('=', 62));
}
await _writer.WriteLineAsync();
}
public override async ValueTask DisposeAsync()
{
await _writer.DisposeAsync();
await base.DisposeAsync();
}
public override async ValueTask WritePostambleAsync(CancellationToken cancellationToken = default)
{
await _writer.WriteLineAsync(new string('=', 62));
await _writer.WriteLineAsync($"Exported {MessagesWritten:N0} message(s)");
await _writer.WriteLineAsync(new string('=', 62));
}
public override async ValueTask DisposeAsync()
{
await _writer.DisposeAsync();
await base.DisposeAsync();
}
}

33
DiscordChatExporter.Core/Markdown/EmojiNode.cs
Unescape View File

@ -1,24 +1,23 @@
using DiscordChatExporter.Core.Utils;
namespace DiscordChatExporter.Core.Markdown
namespace DiscordChatExporter.Core.Markdown;
internal record EmojiNode(
// Only present on custom emoji
string? Id,
// Name of custom emoji (e.g. LUL) or actual representation of standard emoji (e.g. 🙂)
string Name,
bool IsAnimated) : MarkdownNode
{
internal record EmojiNode(
// Only present on custom emoji
string? Id,
// Name of custom emoji (e.g. LUL) or actual representation of standard emoji (e.g. 🙂)
string Name,
bool IsAnimated) : MarkdownNode
{
// Name of custom emoji (e.g. LUL) or name of standard emoji (e.g. slight_smile)
public string Code => !string.IsNullOrWhiteSpace(Id)
? Name
: EmojiIndex.TryGetCode(Name) ?? Name;
// Name of custom emoji (e.g. LUL) or name of standard emoji (e.g. slight_smile)
public string Code => !string.IsNullOrWhiteSpace(Id)
? Name
: EmojiIndex.TryGetCode(Name) ?? Name;
public bool IsCustomEmoji => !string.IsNullOrWhiteSpace(Id);
public bool IsCustomEmoji => !string.IsNullOrWhiteSpace(Id);
public EmojiNode(string name)
: this(null, name, false)
{
}
public EmojiNode(string name)
: this(null, name, false)
{
}
}

19
DiscordChatExporter.Core/Markdown/FormattingKind.cs
Unescape View File

@ -1,12 +1,11 @@
namespace DiscordChatExporter.Core.Markdown
namespace DiscordChatExporter.Core.Markdown;
internal enum FormattingKind
{
internal enum FormattingKind
{
Bold,
Italic,
Underline,
Strikethrough,
Spoiler,
Quote
}
Bold,
Italic,
Underline,
Strikethrough,
Spoiler,
Quote
}

7
DiscordChatExporter.Core/Markdown/FormattingNode.cs
Unescape View File

@ -1,6 +1,5 @@
using System.Collections.Generic;
namespace DiscordChatExporter.Core.Markdown
{
internal record FormattingNode(FormattingKind Kind, IReadOnlyList<MarkdownNode> Children) : MarkdownNode;
}
namespace DiscordChatExporter.Core.Markdown;
internal record FormattingNode(FormattingKind Kind, IReadOnlyList<MarkdownNode> Children) : MarkdownNode;

7
DiscordChatExporter.Core/Markdown/InlineCodeBlockNode.cs
Unescape View File

@ -1,4 +1,3 @@
namespace DiscordChatExporter.Core.Markdown
{
internal record InlineCodeBlockNode(string Code) : MarkdownNode;
}
namespace DiscordChatExporter.Core.Markdown;
internal record InlineCodeBlockNode(string Code) : MarkdownNode;

15
DiscordChatExporter.Core/Markdown/LinkNode.cs
Unescape View File

@ -1,14 +1,13 @@
using System.Collections.Generic;
namespace DiscordChatExporter.Core.Markdown
namespace DiscordChatExporter.Core.Markdown;
internal record LinkNode(
string Url,
IReadOnlyList<MarkdownNode> Children) : MarkdownNode
{
internal record LinkNode(
string Url,
IReadOnlyList<MarkdownNode> Children) : MarkdownNode
public LinkNode(string url)
: this(url, new[] { new TextNode(url) })
{
public LinkNode(string url)
: this(url, new[] { new TextNode(url) })
{
}
}
}

7
DiscordChatExporter.Core/Markdown/MarkdownNode.cs
Unescape View File

@ -1,4 +1,3 @@
namespace DiscordChatExporter.Core.Markdown
{
internal abstract record MarkdownNode;
}
namespace DiscordChatExporter.Core.Markdown;
internal abstract record MarkdownNode;

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