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jellyfin/MediaBrowser.Api/BaseApiService.cs

395 lines
13 KiB

using MediaBrowser.Controller.Dto;
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using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Net;
using MediaBrowser.Controller.Session;
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using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using System;
using System.Collections.Generic;
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using System.Linq;
using System.Threading.Tasks;
using MediaBrowser.Model.Services;
using MediaBrowser.Model.Extensions;
namespace MediaBrowser.Api
{
/// <summary>
/// Class BaseApiService
/// </summary>
public class BaseApiService : IService, IRequiresRequest
{
/// <summary>
/// Gets or sets the logger.
/// </summary>
/// <value>The logger.</value>
public ILogger Logger
{
get
{
return ApiEntryPoint.Instance.Logger;
}
}
/// <summary>
/// Gets or sets the HTTP result factory.
/// </summary>
/// <value>The HTTP result factory.</value>
public IHttpResultFactory ResultFactory
{
get
{
return ApiEntryPoint.Instance.ResultFactory;
}
}
/// <summary>
/// Gets or sets the request context.
/// </summary>
/// <value>The request context.</value>
public IRequest Request { get; set; }
public string GetHeader(string name)
{
return Request.Headers[name];
}
private static readonly string[] EmptyStringArray = new string[] { };
public static string[] SplitValue(string value, char delim)
{
if (string.IsNullOrWhiteSpace(value))
{
return EmptyStringArray;
}
return value.Split(new[] { delim }, StringSplitOptions.RemoveEmptyEntries);
}
/// <summary>
/// To the optimized result.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="result">The result.</param>
/// <returns>System.Object.</returns>
protected object ToOptimizedResult<T>(T result)
where T : class
{
return ResultFactory.GetOptimizedResult(Request, result);
}
protected void AssertCanUpdateUser(IAuthorizationContext authContext, IUserManager userManager, string userId, bool restrictUserPreferences)
{
var auth = authContext.GetAuthorizationInfo(Request);
var authenticatedUser = userManager.GetUserById(auth.UserId);
// If they're going to update the record of another user, they must be an administrator
if (!string.Equals(userId, auth.UserId, StringComparison.OrdinalIgnoreCase))
{
if (!authenticatedUser.Policy.IsAdministrator)
{
throw new SecurityException("Unauthorized access.");
}
}
else if (restrictUserPreferences)
{
if (!authenticatedUser.Policy.EnableUserPreferenceAccess)
{
throw new SecurityException("Unauthorized access.");
}
}
}
/// <summary>
/// To the optimized serialized result using cache.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="result">The result.</param>
/// <returns>System.Object.</returns>
protected object ToOptimizedSerializedResultUsingCache<T>(T result)
where T : class
{
return ToOptimizedResult(result);
}
/// <summary>
/// Gets the session.
/// </summary>
/// <returns>SessionInfo.</returns>
protected async Task<SessionInfo> GetSession(ISessionContext sessionContext)
{
var session = await sessionContext.GetSession(Request).ConfigureAwait(false);
if (session == null)
{
throw new ArgumentException("Session not found.");
}
return session;
}
protected DtoOptions GetDtoOptions(IAuthorizationContext authContext, object request)
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{
var options = new DtoOptions();
var authInfo = authContext.GetAuthorizationInfo(Request);
options.DeviceId = authInfo.DeviceId;
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var hasFields = request as IHasItemFields;
if (hasFields != null)
{
options.Fields = hasFields.GetItemFields();
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}
var client = authInfo.Client ?? string.Empty;
if (client.IndexOf("kodi", StringComparison.OrdinalIgnoreCase) != -1 ||
client.IndexOf("wmc", StringComparison.OrdinalIgnoreCase) != -1 ||
client.IndexOf("media center", StringComparison.OrdinalIgnoreCase) != -1 ||
client.IndexOf("classic", StringComparison.OrdinalIgnoreCase) != -1)
{
var list = options.Fields.ToList();
list.Add(Model.Querying.ItemFields.RecursiveItemCount);
options.Fields = list.ToArray(list.Count);
}
if (client.IndexOf("kodi", StringComparison.OrdinalIgnoreCase) != -1 ||
client.IndexOf("wmc", StringComparison.OrdinalIgnoreCase) != -1 ||
client.IndexOf("media center", StringComparison.OrdinalIgnoreCase) != -1 ||
client.IndexOf("classic", StringComparison.OrdinalIgnoreCase) != -1 ||
client.IndexOf("roku", StringComparison.OrdinalIgnoreCase) != -1 ||
client.IndexOf("samsung", StringComparison.OrdinalIgnoreCase) != -1 ||
client.IndexOf("androidtv", StringComparison.OrdinalIgnoreCase) != -1)
{
var list = options.Fields.ToList();
list.Add(Model.Querying.ItemFields.ChildCount);
options.Fields = list.ToArray(list.Count);
}
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var hasDtoOptions = request as IHasDtoOptions;
if (hasDtoOptions != null)
{
options.EnableImages = hasDtoOptions.EnableImages ?? true;
if (hasDtoOptions.ImageTypeLimit.HasValue)
{
options.ImageTypeLimit = hasDtoOptions.ImageTypeLimit.Value;
}
if (hasDtoOptions.EnableUserData.HasValue)
{
options.EnableUserData = hasDtoOptions.EnableUserData.Value;
}
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if (!string.IsNullOrWhiteSpace(hasDtoOptions.EnableImageTypes))
{
options.ImageTypes = (hasDtoOptions.EnableImageTypes ?? string.Empty).Split(',').Where(i => !string.IsNullOrWhiteSpace(i)).Select(v => (ImageType)Enum.Parse(typeof(ImageType), v, true)).ToArray();
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}
}
return options;
}
protected MusicArtist GetArtist(string name, ILibraryManager libraryManager, DtoOptions dtoOptions)
{
if (name.IndexOf(BaseItem.SlugChar) != -1)
{
var result = GetItemFromSlugName<MusicArtist>(libraryManager, name, dtoOptions);
if (result != null)
{
return result;
}
}
return libraryManager.GetArtist(name, dtoOptions);
}
protected Studio GetStudio(string name, ILibraryManager libraryManager, DtoOptions dtoOptions)
{
if (name.IndexOf(BaseItem.SlugChar) != -1)
{
var result = GetItemFromSlugName<Studio>(libraryManager, name, dtoOptions);
if (result != null)
{
return result;
}
}
return libraryManager.GetStudio(name);
}
protected Genre GetGenre(string name, ILibraryManager libraryManager, DtoOptions dtoOptions)
{
if (name.IndexOf(BaseItem.SlugChar) != -1)
{
var result = GetItemFromSlugName<Genre>(libraryManager, name, dtoOptions);
if (result != null)
{
return result;
}
}
return libraryManager.GetGenre(name);
}
protected MusicGenre GetMusicGenre(string name, ILibraryManager libraryManager, DtoOptions dtoOptions)
{
if (name.IndexOf(BaseItem.SlugChar) != -1)
{
var result = GetItemFromSlugName<MusicGenre>(libraryManager, name, dtoOptions);
if (result != null)
{
return result;
}
}
return libraryManager.GetMusicGenre(name);
}
protected GameGenre GetGameGenre(string name, ILibraryManager libraryManager, DtoOptions dtoOptions)
{
if (name.IndexOf(BaseItem.SlugChar) != -1)
{
var result = GetItemFromSlugName<GameGenre>(libraryManager, name, dtoOptions);
if (result != null)
{
return result;
}
}
return libraryManager.GetGameGenre(name);
}
protected Person GetPerson(string name, ILibraryManager libraryManager, DtoOptions dtoOptions)
{
if (name.IndexOf(BaseItem.SlugChar) != -1)
{
var result = GetItemFromSlugName<Person>(libraryManager, name, dtoOptions);
if (result != null)
{
return result;
}
}
return libraryManager.GetPerson(name);
}
private T GetItemFromSlugName<T>(ILibraryManager libraryManager, string name, DtoOptions dtoOptions)
where T : BaseItem, new()
{
var result = libraryManager.GetItemList(new InternalItemsQuery
{
Name = name.Replace(BaseItem.SlugChar, '&'),
IncludeItemTypes = new[] { typeof(T).Name },
DtoOptions = dtoOptions
}).OfType<Person>().FirstOrDefault();
if (result == null)
{
result = libraryManager.GetItemList(new InternalItemsQuery
{
Name = name.Replace(BaseItem.SlugChar, '/'),
IncludeItemTypes = new[] { typeof(T).Name },
DtoOptions = dtoOptions
}).OfType<Person>().FirstOrDefault();
}
if (result == null)
{
result = libraryManager.GetItemList(new InternalItemsQuery
{
Name = name.Replace(BaseItem.SlugChar, '?'),
IncludeItemTypes = new[] { typeof(T).Name },
DtoOptions = dtoOptions
}).OfType<Person>().FirstOrDefault();
}
return result as T;
}
protected string GetPathValue(int index)
{
var pathInfo = Parse(Request.PathInfo);
var first = pathInfo[0];
// backwards compatibility
if (string.Equals(first, "mediabrowser", StringComparison.OrdinalIgnoreCase) ||
string.Equals(first, "emby", StringComparison.OrdinalIgnoreCase))
{
index++;
}
return pathInfo[index];
}
private static List<string> Parse(string pathUri)
{
var actionParts = pathUri.Split(new[] { "://" }, StringSplitOptions.None);
var pathInfo = actionParts[actionParts.Length - 1];
var optionsPos = pathInfo.LastIndexOf('?');
if (optionsPos != -1)
{
pathInfo = pathInfo.Substring(0, optionsPos);
}
var args = pathInfo.Split('/');
return args.Skip(1).ToList();
}
/// <summary>
/// Gets the name of the item by.
/// </summary>
protected BaseItem GetItemByName(string name, string type, ILibraryManager libraryManager, DtoOptions dtoOptions)
{
BaseItem item;
if (type.IndexOf("Person", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetPerson(name, libraryManager, dtoOptions);
}
else if (type.IndexOf("Artist", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetArtist(name, libraryManager, dtoOptions);
}
else if (type.IndexOf("Genre", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetGenre(name, libraryManager, dtoOptions);
}
else if (type.IndexOf("MusicGenre", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetMusicGenre(name, libraryManager, dtoOptions);
}
else if (type.IndexOf("GameGenre", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetGameGenre(name, libraryManager, dtoOptions);
}
else if (type.IndexOf("Studio", StringComparison.OrdinalIgnoreCase) == 0)
{
item = GetStudio(name, libraryManager, dtoOptions);
}
else if (type.IndexOf("Year", StringComparison.OrdinalIgnoreCase) == 0)
{
item = libraryManager.GetYear(int.Parse(name));
}
else
{
throw new ArgumentException();
}
return item;
}
}
}