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39 lines
1.0 KiB
39 lines
1.0 KiB
using System;
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using Marr.Data.Converters;
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using NzbDrone.Common.Extensions;
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using NzbDrone.Common.Reflection;
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using NzbDrone.Common.Serializer;
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using NzbDrone.Core.Messaging.Commands;
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namespace NzbDrone.Core.Datastore.Converters
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{
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public class CommandConverter : EmbeddedDocumentConverter
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{
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public override object FromDB(ConverterContext context)
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{
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if (context.DbValue == DBNull.Value)
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{
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return null;
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}
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var stringValue = (string)context.DbValue;
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if (stringValue.IsNullOrWhiteSpace())
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{
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return null;
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}
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var ordinal = context.DataRecord.GetOrdinal("Name");
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var contract = context.DataRecord.GetString(ordinal);
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var impType = typeof (Command).Assembly.FindTypeByName(contract + "Command");
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if (impType == null)
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{
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throw new CommandNotFoundException(contract);
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}
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return Json.Deserialize(stringValue, impType);
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}
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}
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}
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