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50 lines
1.4 KiB
C#
50 lines
1.4 KiB
C#
using NLog;
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using NzbDrone.Common;
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using NzbDrone.Common.Serializer;
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namespace NzbDrone.Core.MediaCover
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{
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public interface ICoverExistsSpecification
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{
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bool AlreadyExists(string url, string path);
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}
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public class CoverAlreadyExistsSpecification : ICoverExistsSpecification
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{
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private readonly IDiskProvider _diskProvider;
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private readonly IHttpProvider _httpProvider;
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private readonly Logger _logger;
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public CoverAlreadyExistsSpecification(IDiskProvider diskProvider, IHttpProvider httpProvider, Logger logger)
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{
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_diskProvider = diskProvider;
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_httpProvider = httpProvider;
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_logger = logger;
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}
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public bool AlreadyExists(string url, string path)
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{
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if (!_diskProvider.FileExists(path))
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{
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return false;
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}
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var headers = _httpProvider.GetHeader(url);
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string sizeString;
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if (headers.TryGetValue(HttpProvider.CONTENT_LENGHT_HEADER, out sizeString))
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{
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int size;
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int.TryParse(sizeString, out size);
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var fileSize = _diskProvider.GetFileSize(path);
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return fileSize == size;
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}
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_logger.Warn("Couldn't find content-length header {0}", headers.ToJson());
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return false;
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}
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}
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} |