/// <summary> /// Sends the given file within response. /// </summary> /// <param name="file">File to send</param> protected void SendFile(CMSOutputMetaFile file) { // Clear response. CookieHelper.ClearResponseCookies(); Response.Clear(); // Set the revalidation SetRevalidation(); // Send the file if (file != null) { // Redirect if the file should be redirected if (file.RedirectTo != "") { URLHelper.RedirectPermanent(file.RedirectTo, CurrentSiteName); } string etag = GetFileETag(file); // Client caching - only on the live site if (useClientCache && AllowCache && AllowClientCache && ETagsMatch(etag, file.LastModified)) { // Set correct response content type SetResponseContentType(file); // Set the file time stamps to allow client caching SetTimeStamps(file); RespondNotModified(etag, true); return; } // If physical file not present, try to load if (file.PhysicalFile == null) { EnsurePhysicalFile(outputFile); } // If the output data should be cached, return the output data bool cacheOutputData = false; if ((CacheMinutes > 0) && (file.MetaFile != null)) { cacheOutputData = CacheHelper.CacheImageAllowed(CurrentSiteName, file.MetaFile.MetaFileSize); } // Ensure the file data if physical file not present if (!file.DataLoaded && (file.PhysicalFile == "")) { byte[] cachedData = GetCachedOutputData(); if (file.EnsureData(cachedData)) { if ((cachedData == null) && cacheOutputData) { SaveOutputDataToCache(file.OutputData, GetOutputDataDependency(file.MetaFile)); } } } // Send the file if ((file.OutputData != null) || (file.PhysicalFile != "")) { // Set correct response content type SetResponseContentType(file); string extension = file.MetaFile.MetaFileExtension; SetDisposition(file.MetaFile.MetaFileName, extension); // Setup Etag property ETag = etag; // Set if resumable downloads should be supported AcceptRange = !IsExtensionExcludedFromRanges(extension); if (useClientCache && AllowCache) { // Set the file time stamps to allow client caching SetTimeStamps(file); Response.Cache.SetETag(etag); } else { SetCacheability(); } // Add the file data if ((file.PhysicalFile != "") && (file.OutputData == null)) { if (!File.Exists(file.PhysicalFile)) { // File doesn't exist NotFound(); } else { // Stream the file from the file system file.OutputData = WriteFile(file.PhysicalFile, cacheOutputData); } } else { // Use output data of the file in memory if present WriteBytes(file.OutputData); } } else { NotFound(); } } else { NotFound(); } CompleteRequest(); }
/// <summary> /// Sends the given file within response. /// </summary> /// <param name="file">File to send</param> protected void SendFile(CMSOutputMetaFile file) { // Clear response. CookieHelper.ClearResponseCookies(); Response.Clear(); // Set the revalidation SetRevalidation(); // Send the file if (file != null) { // Redirect if the file should be redirected if (file.RedirectTo != "") { URLHelper.RedirectPermanent(file.RedirectTo, CurrentSiteName); } string etag = GetFileETag(file); // Client caching - only on the live site if (useClientCache && AllowCache && AllowClientCache && ETagsMatch(etag, file.LastModified)) { // Set correct response content type SetResponseContentType(file); // Set the file time stamps to allow client caching SetTimeStamps(file.LastModified); RespondNotModified(etag); return; } // If physical file not present, try to load if (file.PhysicalFile == null) { EnsurePhysicalFile(outputFile); } // If the output data should be cached, return the output data bool cacheOutputData = false; if ((CacheMinutes > 0) && (file.MetaFile != null)) { cacheOutputData = CacheHelper.CacheImageAllowed(CurrentSiteName, file.MetaFile.MetaFileSize); } // Ensure the file data if physical file not present if (!file.DataLoaded && (file.PhysicalFile == "")) { byte[] cachedData = GetCachedOutputData(); if (file.EnsureData(cachedData)) { if ((cachedData == null) && cacheOutputData) { SaveOutputDataToCache(file.OutputData, GetOutputDataDependency(file.MetaFile)); } } } // Send the file if ((file.MetaFile != null) && ((file.OutputData != null) || (file.PhysicalFile != ""))) { // Set correct response content type SetResponseContentType(file); string extension = file.MetaFile.MetaFileExtension; SetDisposition(file.MetaFile.MetaFileName, extension); // Setup Etag property ETag = etag; // Set if resumable downloads should be supported AcceptRange = !IsExtensionExcludedFromRanges(extension); if (useClientCache && AllowCache) { // Set the file time stamps to allow client caching SetTimeStamps(file.LastModified); Response.Cache.SetETag(etag); } else { SetCacheability(); } // Add the file data if ((file.PhysicalFile != "") && (file.OutputData == null)) { if (!File.Exists(file.PhysicalFile)) { // File doesn't exist NotFound(); } else { // Stream the file from the file system file.OutputData = WriteFile(file.PhysicalFile, cacheOutputData); } } else { // Use output data of the file in memory if present WriteBytes(file.OutputData); } } else { NotFound(); } } else { NotFound(); } CompleteRequest(); }
/// <summary> /// Sends the given file within response. /// </summary> /// <param name="file">File to send</param> protected void SendFile(CMSOutputMetaFile file) { // Clear response. CookieHelper.ClearResponseCookies(); Response.Clear(); // Set the revalidation SetRevalidation(); // Send the file if (file != null) { // Redirect if the file should be redirected if (file.RedirectTo != "") { URLHelper.Redirect(file.RedirectTo, true, this.CurrentSiteName); } // Prepare etag string etag = null; if (file.MetaFile != null) { etag += file.MetaFile.MetaFileID; } // Put etag into "" etag = "\"" + etag + "\""; // Client caching - only on the live site if (useClientCache && AllowCache && AllowClientCache && ETagsMatch(etag, file.LastModified)) { // Set the file time stamps to allow client caching SetTimeStamps(file); RespondNotModified(etag, true); return; } // If physical file not present, try to load if (file.PhysicalFile == null) { EnsurePhysicalFile(outputFile); } // If the output data should be cached, return the output data bool cacheOutputData = false; if ((this.CacheMinutes > 0) && (file.MetaFile != null)) { cacheOutputData = CacheHelper.CacheImageAllowed(CurrentSiteName, file.MetaFile.MetaFileSize); } // Ensure the file data if physical file not present if (!file.DataLoaded && (file.PhysicalFile == "")) { byte[] cachedData = GetCachedOutputData(); if (file.EnsureData(cachedData)) { if ((cachedData == null) && cacheOutputData) { SaveOutputDataToCache(file.OutputData, GetOutputDataDependency(file.MetaFile)); } } } // Send the file if ((file.OutputData != null) || (file.PhysicalFile != "")) { // Setup the mime type - Fix the special types string mimetype = file.MimeType; string extension = file.MetaFile.MetaFileExtension; switch (extension.ToLower()) { case ".flv": mimetype = "video/x-flv"; break; } // Prepare response Response.ContentType = mimetype; SetDisposition(file.MetaFile.MetaFileName, extension); // Setup Etag property ETag = etag; // Set if resumable downloads should be supported AcceptRange = !IsExtensionExcludedFromRanges(extension); if (useClientCache && AllowCache) { // Set the file time stamps to allow client caching SetTimeStamps(file); Response.Cache.SetETag(etag); } // Add the file data if ((file.PhysicalFile != "") && (file.OutputData == null)) { // Stream the file from the file system file.OutputData = WriteFile(file.PhysicalFile, cacheOutputData); } else { // Use output data of the file in memory if present WriteBytes(file.OutputData); } } else { NotFound(); } } else { NotFound(); } CompleteRequest(); }