mcs/class/System.Web/System.Web.Configuration_2.0/AuthorizationSection.cs

   1 //
   2 // System.Web.Configuration.AuthorizationSection
   3 //
   4 // Authors:
   5 //      Chris Toshok (toshok@ximian.com)
   6 //
   7 // (C) 2005 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.Configuration;
  33 using System.Security.Principal;
  34
  35
  36 namespace System.Web.Configuration {
  37
  38         public sealed class AuthorizationSection : ConfigurationSection
  39         {
  40                 static ConfigurationProperty rulesProp;
  41                 static ConfigurationPropertyCollection properties;
  42
  43                 static AuthorizationSection ()
  44                 {
  45                         rulesProp = new ConfigurationProperty (String.Empty, typeof (AuthorizationRuleCollection), null,
  46                                                                null, PropertyHelper.DefaultValidator,
  47                                                                ConfigurationPropertyOptions.IsDefaultCollection);
  48                         properties = new ConfigurationPropertyCollection ();
  49
  50                         properties.Add (rulesProp);
  51                 }
  52
  53                 protected override void PostDeserialize()
  54                 {
  55                         base.PostDeserialize ();
  56                 }
  57
  58                 [ConfigurationProperty ("", Options = ConfigurationPropertyOptions.IsDefaultCollection)]
  59                 public AuthorizationRuleCollection Rules {
  60                         get { return (AuthorizationRuleCollection) base [rulesProp];}
  61                 }
  62
  63                 protected internal override ConfigurationPropertyCollection Properties {
  64                         get { return properties; }
  65                 }
  66
  67
  68                 internal bool IsValidUser (IPrincipal user, string verb)
  69                 {
  70                         string username = (user == null) ? String.Empty : user.Identity.Name;
  71                         foreach (AuthorizationRule rule in Rules) {
  72                                 if (rule.Verbs.Count != 0 && !rule.CheckVerb (verb))
  73                                         continue;
  74
  75                                 if (rule.CheckUser (username) || (user != null && rule.CheckRole(user)))
  76                                         return (rule.Action == AuthorizationRuleAction.Allow);
  77                         }
  78
  79                         return true;
  80                 }
  81
  82         }
  83
  84 }
  85
  86