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

   1 //
   2 // System.Web.Compilation.Directive
   3 //
   4 // Authors:
   5 //      Gonzalo Paniagua Javier (gonzalo@ximian.com)
   6 //
   7 // (C) 2003 Ximian, Inc (http://www.ximian.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.Globalization;
  34
  35 namespace System.Web.Compilation
  36 {
  37         sealed class Directive
  38         {
  39                 static Hashtable directivesHash;
  40                 static string [] page_atts = {  "AspCompat", "AutoEventWireup", "Buffer",
  41                                                 "ClassName", "ClientTarget", "CodePage",
  42                                                 "CompilerOptions", "ContentType", "Culture", "Debug",
  43                                                 "Description",
  44 #if NET_2_0
  45                                                 "EnableEventValidation", "MaintainScrollPositionOnPostBack",
  46 #endif
  47                                                 "EnableSessionState", "EnableViewState",
  48                                                 "EnableViewStateMac", "ErrorPage", "Explicit",
  49                                                 "Inherits", "Language", "LCID", "ResponseEncoding",
  50                                                 "Src", "SmartNavigation", "Strict", "Trace",
  51                                                 "TraceMode", "Transaction", "UICulture",
  52                                                 "WarningLevel", "CodeBehind" , "ValidateRequest" };
  53
  54                 static string [] control_atts = { "AutoEventWireup", "ClassName", "CompilerOptions",
  55                                                   "Debug", "Description", "EnableViewState",
  56                                                   "Explicit", "Inherits", "Language", "Strict", "Src",
  57                                                   "WarningLevel", "CodeBehind", "TargetSchema", "LinePragmas" };
  58
  59                 static string [] import_atts = { "namespace" };
  60                 static string [] implements_atts = { "interface" };
  61                 static string [] assembly_atts = { "name", "src" };
  62                 static string [] register_atts = { "tagprefix", "tagname", "Namespace", "Src", "Assembly" };
  63
  64                 static string [] outputcache_atts = { "Duration", "Location", "VaryByControl",
  65                                                       "VaryByCustom", "VaryByHeader", "VaryByParam" };
  66
  67                 static string [] reference_atts = { "page", "control" };
  68
  69                 static string [] webservice_atts = { "class", "codebehind", "debug", "language" };
  70
  71                 static string [] application_atts = { "description", "inherits", "codebehind" };
  72
  73 #if NET_2_0
  74                 static string [] mastertype_atts = { "virtualpath", "typename" };
  75                 static string [] previouspagetype_atts = { "virtualpath", "typename" };
  76 #endif
  77
  78                 static Directive ()
  79                 {
  80                         InitHash ();
  81                 }
  82
  83                 static void InitHash ()
  84                 {
  85 #if NET_2_0
  86                         StringComparer comparer = StringComparer.InvariantCultureIgnoreCase;
  87                         directivesHash = new Hashtable (comparer);
  88 #else
  89                         CaseInsensitiveHashCodeProvider provider = new CaseInsensitiveHashCodeProvider (CultureInfo.InvariantCulture);
  90                         CaseInsensitiveComparer comparer =  new CaseInsensitiveComparer (CultureInfo.InvariantCulture);
  91
  92                         directivesHash = new Hashtable (provider, comparer);
  93 #endif
  94
  95                         // Use Hashtable 'cause is O(1) in Contains (ArrayList is O(n))
  96 #if NET_2_0
  97                         Hashtable valid_attributes = new Hashtable (comparer);
  98 #else
  99                         Hashtable valid_attributes = new Hashtable (provider, comparer);
 100 #endif
 101                         foreach (string att in page_atts) valid_attributes.Add (att, null);
 102                         directivesHash.Add ("PAGE", valid_attributes);
 103
 104 #if NET_2_0
 105                         valid_attributes = new Hashtable (comparer);
 106 #else
 107                         valid_attributes = new Hashtable (provider, comparer);
 108 #endif
 109                         foreach (string att in control_atts) valid_attributes.Add (att, null);
 110                         directivesHash.Add ("CONTROL", valid_attributes);
 111
 112 #if NET_2_0
 113                         valid_attributes = new Hashtable (comparer);
 114 #else
 115                         valid_attributes = new Hashtable (provider, comparer);
 116 #endif
 117                         foreach (string att in import_atts) valid_attributes.Add (att, null);
 118                         directivesHash.Add ("IMPORT", valid_attributes);
 119
 120 #if NET_2_0
 121                         valid_attributes = new Hashtable (comparer);
 122 #else
 123                         valid_attributes = new Hashtable (provider, comparer);
 124 #endif
 125                         foreach (string att in implements_atts) valid_attributes.Add (att, null);
 126                         directivesHash.Add ("IMPLEMENTS", valid_attributes);
 127
 128 #if NET_2_0
 129                         valid_attributes = new Hashtable (comparer);
 130 #else
 131                         valid_attributes = new Hashtable (provider, comparer);
 132 #endif
 133                         foreach (string att in register_atts) valid_attributes.Add (att, null);
 134                         directivesHash.Add ("REGISTER", valid_attributes);
 135
 136 #if NET_2_0
 137                         valid_attributes = new Hashtable (comparer);
 138 #else
 139                         valid_attributes = new Hashtable (provider, comparer);
 140 #endif
 141                         foreach (string att in assembly_atts) valid_attributes.Add (att, null);
 142                         directivesHash.Add ("ASSEMBLY", valid_attributes);
 143
 144 #if NET_2_0
 145                         valid_attributes = new Hashtable (comparer);
 146 #else
 147                         valid_attributes = new Hashtable (provider, comparer);
 148 #endif
 149                         foreach (string att in outputcache_atts) valid_attributes.Add (att, null);
 150                         directivesHash.Add ("OUTPUTCACHE", valid_attributes);
 151
 152 #if NET_2_0
 153                         valid_attributes = new Hashtable (comparer);
 154 #else
 155                         valid_attributes = new Hashtable (provider, comparer);
 156 #endif
 157                         foreach (string att in reference_atts) valid_attributes.Add (att, null);
 158                         directivesHash.Add ("REFERENCE", valid_attributes);
 159
 160 #if NET_2_0
 161                         valid_attributes = new Hashtable (comparer);
 162 #else
 163                         valid_attributes = new Hashtable (provider, comparer);
 164 #endif
 165                         foreach (string att in webservice_atts) valid_attributes.Add (att, null);
 166                         directivesHash.Add ("WEBSERVICE", valid_attributes);
 167
 168 #if NET_2_0
 169                         valid_attributes = new Hashtable (comparer);
 170 #else
 171                         valid_attributes = new Hashtable (provider, comparer);
 172 #endif
 173                         // same attributes as webservice
 174                         foreach (string att in webservice_atts) valid_attributes.Add (att, null);
 175                         directivesHash.Add ("WEBHANDLER", valid_attributes);
 176
 177 #if NET_2_0
 178                         valid_attributes = new Hashtable (comparer);
 179 #else
 180                         valid_attributes = new Hashtable (provider, comparer);
 181 #endif
 182                         foreach (string att in application_atts) valid_attributes.Add (att, null);
 183                         directivesHash.Add ("APPLICATION", valid_attributes);
 184
 185 #if NET_2_0
 186                         valid_attributes = new Hashtable (comparer);
 187                         foreach (string att in mastertype_atts) valid_attributes.Add (att, null);
 188                         directivesHash.Add ("MASTERTYPE", valid_attributes);
 189
 190                         valid_attributes = new Hashtable (comparer);
 191                         foreach (string att in control_atts) valid_attributes.Add (att, null);
 192                         directivesHash.Add ("MASTER", valid_attributes);
 193
 194                         valid_attributes = new Hashtable (comparer);
 195                         foreach (string att in previouspagetype_atts) valid_attributes.Add (att, null);
 196                         directivesHash.Add ("PREVIOUSPAGETYPE", valid_attributes);
 197 #endif
 198                 }
 199
 200                 Directive () { }
 201
 202                 public static bool IsDirective (string id)
 203                 {
 204                         return directivesHash.Contains (id);
 205                 }
 206         }
 207 }
 208