diff --git a/Teknik/Areas/Podcast/Controllers/PodcastController.cs b/Teknik/Areas/Podcast/Controllers/PodcastController.cs
index 5d567a0..bd3012c 100644
--- a/Teknik/Areas/Podcast/Controllers/PodcastController.cs
+++ b/Teknik/Areas/Podcast/Controllers/PodcastController.cs
@@ -94,7 +94,7 @@ namespace Teknik.Areas.Podcast.Controllers
{
if (System.IO.File.Exists(file.Path))
{
- FileStream fileStream = new FileStream(file.Path, FileMode.Open, FileAccess.Read);
+ FileStream fileStream = new FileStream(file.Path, FileMode.Open, FileAccess.Read, FileShare.Read);
Response.AddHeader("Content-Length", file.ContentLength.ToString());
diff --git a/Teknik/Areas/Upload/Controllers/UploadController.cs b/Teknik/Areas/Upload/Controllers/UploadController.cs
index d9122a7..741a3da 100644
--- a/Teknik/Areas/Upload/Controllers/UploadController.cs
+++ b/Teknik/Areas/Upload/Controllers/UploadController.cs
@@ -187,15 +187,81 @@ namespace Teknik.Areas.Upload.Controllers
{
string subDir = fileName[0].ToString();
string filePath = Path.Combine(Config.UploadConfig.UploadDirectory, subDir, fileName);
+ long startByte = 0;
+ long endByte = contentLength - 1;
+ long length = contentLength;
if (System.IO.File.Exists(filePath))
{
+ #region Range Calculation
+ // check to see if we need to pass a specified range
+ if (byRange)
+ {
+ long anotherStart = startByte;
+ long anotherEnd = endByte;
+ string[] arr_split = Request.ServerVariables["HTTP_RANGE"].Split(new char[] { '=' });
+ string range = arr_split[1];
+
+ // Make sure the client hasn't sent us a multibyte range
+ if (range.IndexOf(",") > -1)
+ {
+ // (?) Shoud this be issued here, or should the first
+ // range be used? Or should the header be ignored and
+ // we output the whole content?
+ Response.AddHeader("Content-Range", "bytes " + startByte + "-" + endByte + "/" + contentLength);
+ throw new HttpException(416, "Requested Range Not Satisfiable");
+ }
+
+ // If the range starts with an '-' we start from the beginning
+ // If not, we forward the file pointer
+ // And make sure to get the end byte if spesified
+ if (range.StartsWith("-"))
+ {
+ // The n-number of the last bytes is requested
+ anotherStart = startByte - Convert.ToInt64(range.Substring(1));
+ }
+ else
+ {
+ arr_split = range.Split(new char[] { '-' });
+ anotherStart = Convert.ToInt64(arr_split[0]);
+ long temp = 0;
+ anotherEnd = (arr_split.Length > 1 && Int64.TryParse(arr_split[1].ToString(), out temp)) ? Convert.ToInt64(arr_split[1]) : contentLength;
+ }
+
+ /* Check the range and make sure it's treated according to the specs.
+ * http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html
+ */
+ // End bytes can not be larger than $end.
+ anotherEnd = (anotherEnd > endByte) ? endByte : anotherEnd;
+ // Validate the requested range and return an error if it's not correct.
+ if (anotherStart > anotherEnd || anotherStart > contentLength - 1 || anotherEnd >= contentLength)
+ {
+
+ Response.AddHeader("Content-Range", "bytes " + startByte + "-" + endByte + "/" + contentLength);
+ throw new HttpException(416, "Requested Range Not Satisfiable");
+ }
+ startByte = anotherStart;
+ endByte = anotherEnd;
+
+ length = endByte - startByte + 1; // Calculate new content length
+
+ // Ranges are response of 206
+ Response.StatusCode = 206;
+ }
+ #endregion
+
// Add cache parameters
Response.Cache.SetCacheability(HttpCacheability.Public);
Response.Cache.SetMaxAge(new TimeSpan(365, 0, 0, 0));
Response.Cache.SetLastModified(dateUploaded);
+ // We accept ranges
+ Response.AddHeader("Accept-Ranges", "0-" + contentLength);
+
+ // Notify the client the byte range we'll be outputting
+ Response.AddHeader("Content-Range", "bytes " + startByte + "-" + endByte + "/" + contentLength);
+
// Notify the client the content length we'll be outputting
- Response.AddHeader("Content-Length", contentLength.ToString());
+ Response.AddHeader("Content-Length", length.ToString());
// Create content disposition
var cd = new System.Net.Mime.ContentDisposition
@@ -213,7 +279,10 @@ namespace Teknik.Areas.Upload.Controllers
}
// Read in the file
- FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read);
+ FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read);
+
+ // Reset file stream to starting position (or start of range)
+ fs.Seek(startByte, SeekOrigin.Begin);
try
{
@@ -225,7 +294,7 @@ namespace Teknik.Areas.Upload.Controllers
return new FileGenerateResult(url,
contentType,
- (response) => ResponseHelper.StreamToOutput(response, true, new AESCryptoStream(fs, false, keyBytes, ivBytes, "CTR", "NoPadding"), (int)contentLength, Config.UploadConfig.ChunkSize),
+ (response) => ResponseHelper.StreamToOutput(response, true, new AESCryptoStream(fs, false, keyBytes, ivBytes, "CTR", "NoPadding"), (int)length, Config.UploadConfig.ChunkSize),
false);
}
else // Otherwise just send it
@@ -233,7 +302,7 @@ namespace Teknik.Areas.Upload.Controllers
// Send the file
return new FileGenerateResult(url,
contentType,
- (response) => ResponseHelper.StreamToOutput(response, true, fs, (int)contentLength, Config.UploadConfig.ChunkSize),
+ (response) => ResponseHelper.StreamToOutput(response, true, fs, (int)length, Config.UploadConfig.ChunkSize),
false);
}
}
diff --git a/Teknik/Teknik.csproj b/Teknik/Teknik.csproj
index 3e8b3da..522a97d 100644
--- a/Teknik/Teknik.csproj
+++ b/Teknik/Teknik.csproj
@@ -843,7 +843,7 @@
True
65244
/
- https://localhost:44301/
+ https://localhost:44300/
False
False