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ImageSharp
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2.0.1.0 

Former-commit-id: 1decdd0c6f5a5cc4b794bc37f4a4c3c5d023fd24
af/merge-core
JimBobSquarePants 13 years ago
parent
95c15081ee
commit
6d76e72a79
6 changed files with 54 additions and 90 deletions
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  1. 3
      src/ImageProcessor.Web/Caching/PersistantDictionary.cs
  2. 2
      src/ImageProcessor.Web/Helpers/LockedDictionary.cs
  3. 133
      src/ImageProcessor.Web/HttpModules/ImageProcessingModule.cs
  4. 2
      src/ImageProcessor.Web/ImageProcessor.Web.csproj
  5. 4
      src/ImageProcessor.Web/Properties/AssemblyInfo.cs
  6. BIN
      src/Nuget/ImageProcessor.Web.2.0.1.0.nupkg

3
src/ImageProcessor.Web/Caching/PersistantDictionary.cs
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@ -10,6 +10,9 @@ namespace ImageProcessor.Web.Caching
#region Using
using System;
using System.Collections.Generic;
using ImageProcessor.Web.Helpers;
#endregion
/// <summary>

2
src/ImageProcessor.Web/Caching/LockedDictionary.cs → src/ImageProcessor.Web/Helpers/LockedDictionary.cs
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@ -5,7 +5,7 @@
// </copyright>
// -----------------------------------------------------------------------
namespace ImageProcessor.Web.Caching
namespace ImageProcessor.Web.Helpers
{
#region Using
using System.Collections.Generic;

133
src/ImageProcessor.Web/HttpModules/ImageProcessingModule.cs
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@ -19,9 +19,6 @@ namespace ImageProcessor.Web.HttpModules
using ImageProcessor.Web.Caching;
using ImageProcessor.Web.Config;
using ImageProcessor.Web.Helpers;
using System.Collections.Concurrent;
using System.Threading.Tasks;
using System.Threading;
#endregion
/// <summary>
@ -51,15 +48,19 @@ namespace ImageProcessor.Web.HttpModules
private static readonly string AssemblyVersion = Assembly.GetExecutingAssembly().GetName().Version.ToString();
/// <summary>
/// The thread safe fifo queue.
/// A value indicating whether the application has started.
/// </summary>
private static ConcurrentQueue<Action> imageOperations;
private static bool hasModuleInitialized;
#endregion
/// <summary>
/// A value indicating whether the application has started.
/// The delegate void representing the ProcessImage method.
/// </summary>
private static bool hasAppStarted = false;
#endregion
/// <param name="context">
/// the <see cref="T:System.Web.HttpContext">HttpContext</see> object that provides
/// references to the intrinsic server objects
/// </param>
private delegate void ProcessImageDelegate(HttpContext context);
#region IHttpModule Members
/// <summary>
@ -72,23 +73,20 @@ namespace ImageProcessor.Web.HttpModules
/// </param>
public void Init(HttpApplication context)
{
if (!hasAppStarted)
if (!hasModuleInitialized)
{
lock (SyncRoot)
{
if (!hasAppStarted)
if (!hasModuleInitialized)
{
imageOperations = new ConcurrentQueue<Action>();
DiskCache.CreateCacheDirectories();
hasAppStarted = true;
hasModuleInitialized = true;
}
}
}
context.AddOnBeginRequestAsync(OnBeginAsync, OnEndAsync);
//context.BeginRequest += this.ContextBeginRequest;
context.AddOnBeginRequestAsync(this.OnBeginAsync, this.OnEndAsync);
context.PreSendRequestHeaders += this.ContextPreSendRequestHeaders;
}
/// <summary>
@ -102,28 +100,30 @@ namespace ImageProcessor.Web.HttpModules
/// <summary>
/// The <see cref="T:System.Web.BeginEventHandler"/> that starts asynchronous processing
/// of the <see cref="T:System.Web.HttpApplication.BeginRequest"/>.
/// of the <see cref="System.Web.HttpApplication.BeginRequest"/>.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">
/// An <see cref="T:System.EventArgs">EventArgs</see> that contains
/// the event data.
/// </param>
/// <param name="cb">
/// <param name="callBack">
/// The delegate to call when the asynchronous method call is complete.
/// If cb is null, the delegate is not called.
/// If the callback is null, the delegate is not called.
/// </param>
/// <param name="extraData">
/// <param name="state">
/// Any additional data needed to process the request.
/// </param>
/// <returns></returns>
IAsyncResult OnBeginAsync(object sender, EventArgs e, AsyncCallback cb, object extraData)
/// <returns>
/// The status of the asynchronous operation.
/// </returns>
private IAsyncResult OnBeginAsync(object sender, EventArgs e, AsyncCallback callBack, object state)
{
HttpContext context = ((HttpApplication)sender).Context;
EnqueueDelegate enqueueDelegate = new EnqueueDelegate(Enqueue);
return enqueueDelegate.BeginInvoke(context, cb, extraData);
ProcessImageDelegate processImage = this.ProcessImage;
return processImage.BeginInvoke(context, callBack, state);
}
/// <summary>
@ -133,53 +133,13 @@ namespace ImageProcessor.Web.HttpModules
/// The <see cref="T:System.IAsyncResult"/> that is the result of the
/// <see cref="T:System.Web.BeginEventHandler"/> operation.
/// </param>
public void OnEndAsync(IAsyncResult result)
private void OnEndAsync(IAsyncResult result)
{
// An action to consume the ConcurrentQueue.
Action action = () =>
// Ensure our ProcessImage has completed in the background.
while (!result.IsCompleted)
{
Action op;
while (imageOperations.TryDequeue(out op))
{
op();
}
};
// Start 4 concurrent consuming actions.
Parallel.Invoke(action, action, action, action);
}
/// <summary>
/// The delegate void representing the Enqueue method.
/// </summary>
/// <param name="context">
/// the <see cref="T:System.Web.HttpContext">HttpContext</see> object that provides
/// references to the intrinsic server objects
/// </param>
private delegate void EnqueueDelegate(HttpContext context);
/// <summary>
/// Adds the method to the queue.
/// </summary>
/// <param name="context">
/// the <see cref="T:System.Web.HttpContext">HttpContext</see> object that provides
/// references to the intrinsic server objects
/// </param>
private void Enqueue(HttpContext context)
{
imageOperations.Enqueue(() => ProcessImage(context));
}
/// <summary>
/// Occurs as the first event in the HTTP pipeline chain of execution when ASP.NET responds to a request.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">An <see cref="T:System.EventArgs">EventArgs</see> that contains the event data.</param>
private void ContextBeginRequest(object sender, EventArgs e)
{
HttpContext context = ((HttpApplication)sender).Context;
imageOperations.Enqueue(() => ProcessImage(context));
System.Threading.Thread.Sleep(1);
}
}
/// <summary>
@ -197,6 +157,7 @@ namespace ImageProcessor.Web.HttpModules
{
string responseType = (string)responseTypeObject;
// Set the headers
this.SetHeaders(context, responseType);
context.Items[CachedResponseTypeKey] = null;
@ -270,21 +231,21 @@ namespace ImageProcessor.Web.HttpModules
{
//lock (SyncRoot)
//{
// Trim the cache.
DiskCache.TrimCachedFolders();
// Trim the cache.
DiskCache.TrimCachedFolders();
responseStream.CopyTo(memoryStream);
responseStream.CopyTo(memoryStream);
imageFactory.Load(memoryStream)
.AddQueryString(queryString)
.Format(ImageUtils.GetImageFormat(imageName))
.AutoProcess().Save(cachedPath);
imageFactory.Load(memoryStream)
.AddQueryString(queryString)
.Format(ImageUtils.GetImageFormat(imageName))
.AutoProcess().Save(cachedPath);
// Ensure that the LastWriteTime property of the source and cached file match.
DateTime dateTime = DiskCache.SetCachedLastWriteTime(path, cachedPath, true);
// Ensure that the LastWriteTime property of the source and cached file match.
DateTime dateTime = DiskCache.SetCachedLastWriteTime(path, cachedPath, true);
// Add to the cache.
DiskCache.AddImageToCache(cachedPath, dateTime);
// Add to the cache.
DiskCache.AddImageToCache(cachedPath, dateTime);
//}
}
}
@ -294,16 +255,16 @@ namespace ImageProcessor.Web.HttpModules
{
//lock (SyncRoot)
//{
// Trim the cache.
DiskCache.TrimCachedFolders();
// Trim the cache.
DiskCache.TrimCachedFolders();
imageFactory.Load(fullPath).AutoProcess().Save(cachedPath);
imageFactory.Load(fullPath).AutoProcess().Save(cachedPath);
// Ensure that the LastWriteTime property of the source and cached file match.
DateTime dateTime = DiskCache.SetCachedLastWriteTime(path, cachedPath, false);
// Ensure that the LastWriteTime property of the source and cached file match.
DateTime dateTime = DiskCache.SetCachedLastWriteTime(path, cachedPath, false);
// Add to the cache.
DiskCache.AddImageToCache(cachedPath, dateTime);
// Add to the cache.
DiskCache.AddImageToCache(cachedPath, dateTime);
//}
}
}

2
src/ImageProcessor.Web/ImageProcessor.Web.csproj
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@ -88,7 +88,7 @@
<ItemGroup>
<Compile Include="Caching\CachedImage.cs" />
<Compile Include="Caching\DiskCache.cs" />
<Compile Include="Caching\LockedDictionary.cs" />
<Compile Include="Helpers\LockedDictionary.cs" />
<Compile Include="Caching\PersistantDictionary.cs" />
<Compile Include="Caching\SQLContext.cs" />
<Compile Include="Config\ImageCacheSection.cs" />

4
src/ImageProcessor.Web/Properties/AssemblyInfo.cs
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@ -31,5 +31,5 @@ using System.Runtime.InteropServices;
//
// You can specify all the values or you can default the Build and Revision Numbers
// by using the '*' as shown below:
[assembly: AssemblyVersion("2.0.0.0")]
[assembly: AssemblyFileVersion("2.0.0.0")]
[assembly: AssemblyVersion("2.0.1.0")]
[assembly: AssemblyFileVersion("2.0.1.0")]

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src/Nuget/ImageProcessor.Web.2.0.1.0.nupkg
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