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@@ -34,19 +34,16 @@ namespace Emby.Server.Implementations.HttpServer
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private readonly ILogger _logger;
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private readonly IFileSystem _fileSystem;
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private readonly IJsonSerializer _jsonSerializer;
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- private readonly IXmlSerializer _xmlSerializer;
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+ private readonly IMemoryStreamFactory _memoryStreamFactory;
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/// <summary>
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/// Initializes a new instance of the <see cref="HttpResultFactory" /> class.
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/// </summary>
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- /// <param name="logManager">The log manager.</param>
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- /// <param name="fileSystem">The file system.</param>
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- /// <param name="jsonSerializer">The json serializer.</param>
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- public HttpResultFactory(ILogManager logManager, IFileSystem fileSystem, IJsonSerializer jsonSerializer, IXmlSerializer xmlSerializer)
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+ public HttpResultFactory(ILogManager logManager, IFileSystem fileSystem, IJsonSerializer jsonSerializer, IMemoryStreamFactory memoryStreamFactory)
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{
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_fileSystem = fileSystem;
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_jsonSerializer = jsonSerializer;
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- _xmlSerializer = xmlSerializer;
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+ _memoryStreamFactory = memoryStreamFactory;
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_logger = logManager.GetLogger("HttpResultFactory");
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}
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@@ -59,17 +56,13 @@ namespace Emby.Server.Implementations.HttpServer
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/// <returns>System.Object.</returns>
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public object GetResult(object content, string contentType, IDictionary<string, string> responseHeaders = null)
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{
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- return GetHttpResult(content, contentType, responseHeaders);
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+ return GetHttpResult(content, contentType, true, responseHeaders);
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}
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/// <summary>
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/// Gets the HTTP result.
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/// </summary>
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- /// <param name="content">The content.</param>
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- /// <param name="contentType">Type of the content.</param>
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- /// <param name="responseHeaders">The response headers.</param>
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- /// <returns>IHasHeaders.</returns>
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- private IHasHeaders GetHttpResult(object content, string contentType, IDictionary<string, string> responseHeaders = null)
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+ private IHasHeaders GetHttpResult(object content, string contentType, bool addCachePrevention, IDictionary<string, string> responseHeaders = null)
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{
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IHasHeaders result;
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@@ -98,7 +91,7 @@ namespace Emby.Server.Implementations.HttpServer
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}
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else
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{
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- result = new HttpResult(content, contentType);
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+ result = new HttpResult(content, contentType, HttpStatusCode.OK);
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}
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}
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}
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@@ -107,7 +100,11 @@ namespace Emby.Server.Implementations.HttpServer
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responseHeaders = new Dictionary<string, string>();
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}
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- responseHeaders["Expires"] = "-1";
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+ if (addCachePrevention)
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+ {
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+ responseHeaders["Expires"] = "-1";
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+ }
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+
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AddResponseHeaders(result, responseHeaders);
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return result;
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@@ -184,8 +181,6 @@ namespace Emby.Server.Implementations.HttpServer
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/// <returns></returns>
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public object ToOptimizedResult<T>(IRequest request, T dto)
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{
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- request.Response.Dto = dto;
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-
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var compressionType = GetCompressionType(request);
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if (compressionType == null)
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{
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@@ -204,6 +199,7 @@ namespace Emby.Server.Implementations.HttpServer
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}
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}
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+ // Do not use the memoryStreamFactory here, they don't place nice with compression
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using (var ms = new MemoryStream())
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{
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using (var compressionStream = GetCompressionStream(ms, compressionType))
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@@ -213,12 +209,9 @@ namespace Emby.Server.Implementations.HttpServer
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var compressedBytes = ms.ToArray();
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- var httpResult = new HttpResult(compressedBytes, request.ResponseContentType)
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- {
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- Status = request.Response.StatusCode
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- };
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+ var httpResult = new StreamWriter(compressedBytes, request.ResponseContentType, _logger);
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- httpResult.Headers["Content-Length"] = compressedBytes.Length.ToString(UsCulture);
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+ //httpResult.Headers["Content-Length"] = compressedBytes.Length.ToString(UsCulture);
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httpResult.Headers["Content-Encoding"] = compressionType;
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return httpResult;
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@@ -226,6 +219,16 @@ namespace Emby.Server.Implementations.HttpServer
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}
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}
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+ private static Stream GetCompressionStream(Stream outputStream, string compressionType)
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+ {
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+ if (compressionType == "deflate")
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+ return new DeflateStream(outputStream, CompressionMode.Compress, true);
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+ if (compressionType == "gzip")
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+ return new GZipStream(outputStream, CompressionMode.Compress, true);
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+
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+ throw new NotSupportedException(compressionType);
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+ }
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+
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public static string GetRealContentType(string contentType)
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{
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return contentType == null
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@@ -233,7 +236,7 @@ namespace Emby.Server.Implementations.HttpServer
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: contentType.Split(';')[0].ToLower().Trim();
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}
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- public static string SerializeToXmlString(object from)
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+ private string SerializeToXmlString(object from)
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{
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using (var ms = new MemoryStream())
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{
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@@ -253,16 +256,6 @@ namespace Emby.Server.Implementations.HttpServer
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}
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}
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- private static Stream GetCompressionStream(Stream outputStream, string compressionType)
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- {
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- if (compressionType == "deflate")
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- return new DeflateStream(outputStream, CompressionMode.Compress);
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- if (compressionType == "gzip")
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- return new GZipStream(outputStream, CompressionMode.Compress);
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-
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- throw new NotSupportedException(compressionType);
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- }
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-
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/// <summary>
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/// Gets the optimized result using cache.
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/// </summary>
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@@ -358,23 +351,7 @@ namespace Emby.Server.Implementations.HttpServer
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return hasHeaders;
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}
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- IHasHeaders httpResult;
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-
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- var stream = result as Stream;
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-
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- if (stream != null)
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- {
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- httpResult = new StreamWriter(stream, contentType, _logger);
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- }
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- else
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- {
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- // Otherwise wrap into an HttpResult
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- httpResult = new HttpResult(result, contentType ?? "text/html", HttpStatusCode.NotModified);
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- }
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-
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- AddResponseHeaders(httpResult, responseHeaders);
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-
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- return httpResult;
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+ return GetHttpResult(result, contentType, false, responseHeaders);
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}
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/// <summary>
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@@ -603,7 +580,7 @@ namespace Emby.Server.Implementations.HttpServer
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{
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stream.Dispose();
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- return GetHttpResult(new byte[] { }, contentType);
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+ return GetHttpResult(new byte[] { }, contentType, true);
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}
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return new StreamWriter(stream, contentType, _logger)
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@@ -630,13 +607,13 @@ namespace Emby.Server.Implementations.HttpServer
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if (isHeadRequest)
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{
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- return GetHttpResult(new byte[] { }, contentType);
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+ return GetHttpResult(new byte[] { }, contentType, true);
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}
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- return GetHttpResult(contents, contentType, responseHeaders);
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+ return GetHttpResult(contents, contentType, true, responseHeaders);
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}
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- public static byte[] Compress(string text, string compressionType)
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+ private byte[] Compress(string text, string compressionType)
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{
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if (compressionType == "deflate")
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return Deflate(text);
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@@ -647,12 +624,12 @@ namespace Emby.Server.Implementations.HttpServer
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throw new NotSupportedException(compressionType);
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}
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- public static byte[] Deflate(string text)
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+ private byte[] Deflate(string text)
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{
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return Deflate(Encoding.UTF8.GetBytes(text));
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}
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- public static byte[] Deflate(byte[] bytes)
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+ private byte[] Deflate(byte[] bytes)
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{
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// In .NET FX incompat-ville, you can't access compressed bytes without closing DeflateStream
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// Which means we must use MemoryStream since you have to use ToArray() on a closed Stream
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@@ -666,12 +643,12 @@ namespace Emby.Server.Implementations.HttpServer
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}
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}
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- public static byte[] GZip(string text)
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+ private byte[] GZip(string text)
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{
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return GZip(Encoding.UTF8.GetBytes(text));
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}
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- public static byte[] GZip(byte[] buffer)
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+ private byte[] GZip(byte[] buffer)
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{
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using (var ms = new MemoryStream())
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using (var zipStream = new GZipStream(ms, CompressionMode.Compress))
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