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//
// Authors:
// Marek Habersack <grendel@twistedcode.net>
//
// (C) 2011 Novell, Inc (http://novell.com/)
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.ComponentModel;
using System.IO;
using System.Reflection;
using System.Text;
using System.Web;
using System.Web.Handlers;
using System.Web.Hosting;
namespace System.Web.UI
{
[DefaultProperty ("Path")]
public class CompositeScriptReference : ScriptReferenceBase
{
public const string COMPOSITE_SCRIPT_REFERENCE_PREFIX = "CSR:";
static SplitOrderedList <string, List <CompositeEntry>> entriesCache;
ScriptReferenceCollection scripts;
[PersistenceMode (PersistenceMode.InnerProperty)]
[Editor ("System.Web.UI.Design.CollectionEditorBase, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, "+ Consts.AssemblySystem_Design)]
[MergableProperty (false)]
[Category ("Behavior")]
[DefaultValue (null)]
[NotifyParentProperty (true)]
public ScriptReferenceCollection Scripts {
get {
if (scripts == null)
scripts = new ScriptReferenceCollection ();
return scripts;
}
}
static CompositeScriptReference ()
{
entriesCache = new SplitOrderedList <string, List <CompositeEntry>> (StringComparer.Ordinal);
}
internal static List <CompositeEntry> GetCompositeScriptEntries (string url)
{
if (String.IsNullOrEmpty (url) || entriesCache.Count == 0)
return null;
List <CompositeEntry> ret;
if (!entriesCache.Find ((uint)url.GetHashCode (), url, out ret))
return null;
return ret;
}
protected internal override string GetUrl (ScriptManager scriptManager, bool zip)
{
if (scriptManager == null)
// .NET emulation...
throw new NullReferenceException (".NET emulation");
var url = new StringBuilder (COMPOSITE_SCRIPT_REFERENCE_PREFIX);
string path;
string name;
CompositeEntry entry;
List <CompositeEntry> entries = null;
WebResourceAttribute wra;
foreach (ScriptReference sr in Scripts) {
if (sr == null)
continue;
name = sr.Name;
if (!String.IsNullOrEmpty (name)) {
Assembly assembly = sr.ResolvedAssembly;
name = GetScriptName (name, sr.IsDebugMode (scriptManager), null, assembly, out wra);
path = scriptManager.ScriptPath;
if (sr.IgnoreScriptPath || String.IsNullOrEmpty (path)) {
entry = new CompositeEntry {
Assembly = assembly,
NameOrPath = name,
Attribute = wra
};
} else {
AssemblyName an = assembly.GetName ();
entry = new CompositeEntry {
NameOrPath = String.Concat (VirtualPathUtility.AppendTrailingSlash (path), an.Name, '/', an.Version, '/', name),
Attribute = wra
};
}
} else if (!String.IsNullOrEmpty ((path = sr.Path))) {
bool notFound = false;
name = GetScriptName (path, sr.IsDebugMode (scriptManager), scriptManager.EnableScriptLocalization ? ResourceUICultures : null, null, out wra);
if (!HostingEnvironment.HaveCustomVPP)
notFound = !File.Exists (HostingEnvironment.MapPath (name));
else
notFound = !HostingEnvironment.VirtualPathProvider.FileExists (name);
if (notFound)
throw new HttpException ("Web resource '" + name + "' was not found.");
entry = new CompositeEntry {
NameOrPath = name
};
} else
entry = null;
if (entry != null) {
if (entries == null)
entries = new List <CompositeEntry> ();
entries.Add (entry);
url.Append (entry.GetHashCode ().ToString ("x"));
entry = null;
}
}
if (entries == null || entries.Count == 0)
return String.Empty;
string ret = ScriptResourceHandler.GetResourceUrl (ThisAssembly, url.ToString (), NotifyScriptLoaded);
entriesCache.InsertOrUpdate ((uint)ret.GetHashCode (), ret, entries, entries);
return ret;
}
protected internal override bool IsAjaxFrameworkScript (ScriptManager scriptManager)
{
return false;
}
[Obsolete ("Use IsAjaxFrameworkScript(ScriptManager)")]
protected internal override bool IsFromSystemWebExtensions ()
{
if (scripts == null || scripts.Count == 0)
return false;
Assembly myAssembly = ThisAssembly;
foreach (ScriptReference sr in scripts)
if (sr.ResolvedAssembly == myAssembly)
return true;
return false;
}
internal bool HaveScripts ()
{
return (scripts != null && scripts.Count > 0);
}
}
}
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