private BundleResource GetNextResource(AsyncBundlingRequestState asyncState)
{
if (_bundleResources.Count == 0)
{
asyncState.OnCompleted();
return(BundleResource.Empty);
}
return(_bundleResources.Dequeue());
}
private void WriteResponse(BundleResource bundleResource, AsyncBundlingRequestState asyncState)
{
string content = TransformContent(bundleResource, asyncState.Context);
asyncState.ResourceData.Append(content).Append(Environment.NewLine);
asyncState.Context.Response.Write(content);
asyncState.Context.Response.Write(Environment.NewLine);
}
public IAsyncResult BeginProcessRequest(HttpContext context, AsyncCallback cb, object extraData)
{
//Make thread barrier here
if (!ProcessingEvent.WaitOne(TimeSpan.FromSeconds(90)))
{
//If we didn't wait finishing then redirect here again
context.Response.Redirect(context.Request.GetUrlRewriter().ToString(), true);
}
var asyncState = new AsyncBundlingRequestState(context, cb, extraData);
if (!string.IsNullOrEmpty(context.Request.Headers["If-Modified-Since"]))
{
//Respond 304
//Return always 304 because
context.Response.StatusCode = (int)HttpStatusCode.NotModified;
asyncState.IsFromCache = true;
asyncState.OnCompleted(true);
}
else
{
//Try cached
var cached = HttpRuntime.Cache.Get(GetKey(new HttpRequestWrapper(context.Request))) as StringBuilder;
if (cached != null)
{
asyncState.IsFromCache = true;
asyncState.ResourceData = cached;
asyncState.OnCompleted(true);
}
else
{
//Beign Read
_maxEmbeddableSize = ClientCapabilities.GetMaxEmbeddableImageSize(new HttpRequestWrapper(context.Request));
ProcessingEvent.Reset();
if (_bundleResources.Count(r=> r.Content.Contains("jquery"))<= 0)
{
var content =
@"/*
Copyright (c) Ascensio System SIA " + DateTime.UtcNow.Year + @". All rights reserved.
http://www.teamlab.com
*/";
asyncState.ResourceData.Append(content).Append(Environment.NewLine);
asyncState.Context.Response.Write(content);
asyncState.Context.Response.Write(Environment.NewLine);
}
ProcessItem(_bundleResources.Dequeue(), asyncState);
}
}
return asyncState;
}
public IAsyncResult BeginProcessRequest(HttpContext context, AsyncCallback cb, object extraData)
{
//Make thread barrier here
if (!ProcessingEvent.WaitOne(TimeSpan.FromSeconds(90)))
{
//If we didn't wait finishing then redirect here again
context.Response.Redirect(context.Request.GetUrlRewriter().ToString(), true);
}
var asyncState = new AsyncBundlingRequestState(context, cb, extraData);
if (!string.IsNullOrEmpty(context.Request.Headers["If-Modified-Since"]))
{
//Respond 304
//Return always 304 because
context.Response.StatusCode = (int)HttpStatusCode.NotModified;
asyncState.IsFromCache = true;
asyncState.OnCompleted(true);
}
else
{
//Try cached
var cached = HttpRuntime.Cache.Get(GetKey(new HttpRequestWrapper(context.Request))) as StringBuilder;
if (cached != null)
{
asyncState.IsFromCache = true;
asyncState.ResourceData = cached;
asyncState.OnCompleted(true);
}
else
{
//Beign Read
_maxEmbeddableSize = ClientCapabilities.GetMaxEmbeddableImageSize(new HttpRequestWrapper(context.Request));
ProcessingEvent.Reset();
if (_bundleResources.Count(r => r.Content.Contains("jquery")) <= 0)
{
var content =
@"/*
Copyright (c) Ascensio System SIA " + DateTime.UtcNow.Year + @". All rights reserved.
http://www.teamlab.com
*/";
asyncState.ResourceData.Append(content).Append(Environment.NewLine);
asyncState.Context.Response.Write(content);
asyncState.Context.Response.Write(Environment.NewLine);
}
ProcessItem(_bundleResources.Dequeue(), asyncState);
}
}
return(asyncState);
}
private BundleResource GetNextResource(AsyncBundlingRequestState asyncState)
{
if (_bundleResources.Count == 0)
{
asyncState.OnCompleted();
return BundleResource.Empty;
}
return _bundleResources.Dequeue();
}
private void WriteResponse(BundleResource bundleResource, AsyncBundlingRequestState asyncState)
{
string content = TransformContent(bundleResource, asyncState.Context);
asyncState.ResourceData.Append(content).Append(Environment.NewLine);
asyncState.Context.Response.Write(content);
asyncState.Context.Response.Write(Environment.NewLine);
}
private void ProcessItem(BundleResource resource, AsyncBundlingRequestState asyncState)
{
if (resource == BundleResource.Empty)
{
return;
}
if (resource.Type == BundleResourceType.EmbeddedScript || resource.Type == BundleResourceType.EmbeddedStyle)
{
resource.ServerPath = null;
WriteResponse(resource, asyncState);
ProcessItem(GetNextResource(asyncState), asyncState);
}
else if (resource.Type == BundleResourceType.ClientScript)
{
try
{
var handler = ClientScriptBundle.GetHttpHandler(resource.ServerPath.Split('/').Last().Split('.').First());
var content = handler.GetData(asyncState.Context);
asyncState.ResourceData.Append(content).Append(Environment.NewLine);
asyncState.Context.Response.Write(content);
asyncState.Context.Response.Write(Environment.NewLine);
ProcessItem(GetNextResource(asyncState), asyncState);
}
catch (Exception e)
{
_log.Error("ClientScriptError", e);
}
}
else
{
//If it's file begin read and go to IOCP thread
if (File.Exists(resource.Content))
{
FileStream file = File.Open(resource.Content, FileMode.Open, FileAccess.Read, FileShare.Read);
var buffer = new byte[file.Length];
file.BeginRead(buffer, 0, (int)file.Length, result =>
{
try
{
int readed = file.EndRead(result);
var asyncObject =
result.AsyncState as
AsyncBundlingRequestState;
HttpContext.Current = asyncState.Context;
resource.Content =
Encoding.UTF8.GetString(buffer, 0,
readed);
WriteResponse(resource, asyncState);
ProcessItem(GetNextResource(asyncObject),
asyncObject);
}
catch (Exception e)
{
_log.Error(
string.Format(
"Error while processing file:{0}",
resource.Content), e);
}
finally
{
//We got wht we need in buffer. close stream
file.Close();
file.Dispose();
}
}, asyncState);
}
}
}
private void ProcessItem(BundleResource resource, AsyncBundlingRequestState asyncState)
{
if (resource == BundleResource.Empty)
{
return;
}
if (resource.Type == BundleResourceType.EmbeddedScript || resource.Type == BundleResourceType.EmbeddedStyle)
{
resource.ServerPath = null;
WriteResponse(resource, asyncState);
ProcessItem(GetNextResource(asyncState), asyncState);
}
else if (resource.Type == BundleResourceType.ClientScript)
{
try
{
var handler = ClientScriptBundle.GetHttpHandler(resource.ServerPath.Split('/').Last().Split('.').First());
var content = handler.GetData(asyncState.Context);
asyncState.ResourceData.Append(content).Append(Environment.NewLine);
asyncState.Context.Response.Write(content);
asyncState.Context.Response.Write(Environment.NewLine);
ProcessItem(GetNextResource(asyncState), asyncState);
}
catch (Exception e)
{
_log.Error("ClientScriptError", e);
}
}
else
{
//If it's file begin read and go to IOCP thread
if (File.Exists(resource.Content))
{
FileStream file = File.Open(resource.Content, FileMode.Open, FileAccess.Read, FileShare.Read);
var buffer = new byte[file.Length];
file.BeginRead(buffer, 0, (int)file.Length, result =>
{
try
{
int readed = file.EndRead(result);
var asyncObject =
result.AsyncState as
AsyncBundlingRequestState;
HttpContext.Current = asyncState.Context;
resource.Content =
Encoding.UTF8.GetString(buffer, 0,
readed);
WriteResponse(resource, asyncState);
ProcessItem(GetNextResource(asyncObject),
asyncObject);
}
catch (Exception e)
{
_log.Error(
string.Format(
"Error while processing file:{0}",
resource.Content), e);
}
finally
{
//We got wht we need in buffer. close stream
file.Close();
file.Dispose();
}
}, asyncState);
}
}
}
