mcs/class/System.Web/System.Web.Compilation/ThemeDirectoryCompiler.cs

   1 //
   2 // System.Web.UI.ThemeDirectoryCompiler
   3 //
   4 // Authors:
   5 //   Chris Toshok (toshok@ximian.com)
   6 //
   7 // (C) 2006-2009 Novell, Inc. (http://www.novell.com)
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System;
  32 using System.Collections;
  33 using System.IO;
  34 using System.Web;
  35 using System.Web.Compilation;
  36 using System.Web.Util;
  37
  38 namespace System.Web.UI
  39 {
  40         sealed class ThemeDirectoryCompiler
  41         {
  42                 public static Type GetCompiledType (string theme, HttpContext context)
  43                 {
  44                         string virtualPath = "~/App_Themes/" + theme + "/";
  45                         string physicalPath = context.Request.MapPath (virtualPath);
  46                         if (!Directory.Exists (physicalPath))
  47                                 throw new HttpException (String.Format ("Theme '{0}' cannot be found in the application or global theme directories.", theme));
  48                         string [] skin_files = Directory.GetFiles (physicalPath, "*.skin");
  49
  50                         PageThemeParser ptp = new PageThemeParser (new VirtualPath (virtualPath), context);
  51
  52                         string[] css_files = Directory.GetFiles (physicalPath, "*.css");
  53                         string[] css_urls = new string[css_files.Length];
  54                         for (int i = 0; i < css_files.Length; i++) {
  55                                 ptp.AddDependency (css_files [i]);
  56                                 css_urls [i] = virtualPath + Path.GetFileName (css_files [i]);
  57                         }
  58
  59                         Array.Sort (css_urls, StringComparer.OrdinalIgnoreCase);
  60                         ptp.LinkedStyleSheets = css_urls;
  61
  62                         AspComponentFoundry shared_foundry = new AspComponentFoundry ();
  63                         ptp.RootBuilder = new RootBuilder ();
  64
  65                         string skin_file_url;
  66                         for (int i = 0; i < skin_files.Length; i ++) {
  67                                 skin_file_url = VirtualPathUtility.Combine (virtualPath, Path.GetFileName (skin_files [i]));
  68                                 PageThemeFileParser ptfp = new PageThemeFileParser (new VirtualPath (skin_file_url),
  69                                                                                     skin_files[i],
  70                                                                                     context);
  71
  72                                 ptp.AddDependency (skin_files [i]);
  73                                 AspGenerator gen = new AspGenerator (ptfp);
  74                                 ptfp.RootBuilder.Foundry = shared_foundry;
  75                                 gen.Parse ();
  76
  77                                 if (ptfp.RootBuilder.Children != null)
  78                                         foreach (object o in ptfp.RootBuilder.Children) {
  79                                                 if (!(o is ControlBuilder))
  80                                                         continue;
  81                                                 ptp.RootBuilder.AppendSubBuilder ((ControlBuilder)o);
  82                                         }
  83
  84                                 foreach (string ass in ptfp.Assemblies)
  85                                         if (!ptp.Assemblies.Contains (ass))
  86                                                 ptp.AddAssemblyByFileName (ass);
  87                         }
  88
  89                         PageThemeCompiler compiler = new PageThemeCompiler (ptp);
  90                         return compiler.GetCompiledType ();
  91                 }
  92
  93                 public static PageTheme GetCompiledInstance (string theme, HttpContext context)
  94                 {
  95                         Type t = ThemeDirectoryCompiler.GetCompiledType (theme, context);
  96                         if (t == null)
  97                                 return null;
  98
  99                         PageTheme pt = (PageTheme)Activator.CreateInstance (t);
 100                         return pt;
 101                 }
 102         }
 103 }
 104