Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web/Compilation/PageThemeBuildProvider.cs

@@ -0,0 +1,102 @@
+//------------------------------------------------------------------------------
+// <copyright file="PageThemeBuildProvider.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+
+namespace System.Web.Compilation {
+
+using System;
+using System.CodeDom.Compiler;
+using System.Collections;
+using System.Collections.Specialized;
+using System.IO;
+using System.Web.Hosting;
+using System.Web.UI;
+using System.Web.Util;
+
+internal class PageThemeBuildProvider: BaseTemplateBuildProvider {
+
+    private VirtualPath _virtualDirPath;
+    private IList _skinFileList;
+    private ArrayList _cssFileList;
+
+    internal PageThemeBuildProvider(VirtualPath virtualDirPath) {
+        _virtualDirPath = virtualDirPath;
+
+        // 
+
+        SetVirtualPath(virtualDirPath);
+    }
+
+    internal virtual String AssemblyNamePrefix {
+        get {
+            return BuildManager.AppThemeAssemblyNamePrefix;
+        }
+    }
+
+    internal void AddSkinFile(VirtualPath virtualPath) {
+        if (_skinFileList == null)
+            _skinFileList = new StringCollection();
+
+        _skinFileList.Add(virtualPath.VirtualPathString);
+    }
+
+    internal void AddCssFile(VirtualPath virtualPath) {
+        if (_cssFileList == null)
+            _cssFileList = new ArrayList();
+
+        _cssFileList.Add(virtualPath.AppRelativeVirtualPathString);
+    }
+
+    protected override TemplateParser CreateParser() {
+        if (_cssFileList != null) {
+            _cssFileList.Sort();
+        }
+
+        return new PageThemeParser(_virtualDirPath, _skinFileList, _cssFileList);
+    }
+
+    internal override BaseCodeDomTreeGenerator CreateCodeDomTreeGenerator(TemplateParser parser) {
+        return new PageThemeCodeDomTreeGenerator((PageThemeParser)parser);
+    }
+}
+
+internal class GlobalPageThemeBuildProvider : PageThemeBuildProvider {
+    private VirtualPath _virtualDirPath;
+
+    internal GlobalPageThemeBuildProvider(VirtualPath virtualDirPath) : base (virtualDirPath) {
+        _virtualDirPath = virtualDirPath;
+    }
+
+    internal override String AssemblyNamePrefix {
+        get {
+            return BuildManager.GlobalThemeAssemblyNamePrefix;
+        }
+    }
+
+    public override ICollection VirtualPathDependencies {
+        get {
+            ICollection parentDependencies = base.VirtualPathDependencies;
+
+            string themeName = _virtualDirPath.FileName;
+
+            // Here we add the app theme dir to the dependency list so that global theme will be invalidated
+            // from cache when app theme is added.
+            CaseInsensitiveStringSet sourceDependencies = new CaseInsensitiveStringSet();
+            sourceDependencies.AddCollection(parentDependencies);
+            string appThemesVdir = UrlPath.SimpleCombine(HttpRuntime.AppDomainAppVirtualPathString, HttpRuntime.ThemesDirectoryName);
+            string appThemeVdir = appThemesVdir + '/' + themeName;
+            if (HostingEnvironment.VirtualPathProvider.DirectoryExists(appThemeVdir)) {
+                sourceDependencies.Add(appThemeVdir);
+            }
+            else {
+                sourceDependencies.Add(appThemesVdir);
+            }
+
+            return sourceDependencies;
+        }
+    }
+}
+
+}