MonoRail/Castle.MonoRail.Framework/Configuration/RoutingRuleCollection.cs

   1 // Copyright 2004-2007 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.MonoRail.Framework.Configuration
  16 {
  17         using System;
  18         using System.Collections;
  19         using System.Configuration;
  20         using System.Xml;
  21
  22         /// <summary>
  23         /// Represents a set of url routing rules.
  24         /// </summary>
  25         public class RoutingRuleCollection : CollectionBase, ISerializedConfig
  26         {
  27                 #region ISerializedConfig implementation
  28
  29                 /// <summary>
  30                 /// Deserializes the specified section.
  31                 /// </summary>
  32                 /// <param name="section">The section.</param>
  33                 public void Deserialize(XmlNode section)
  34                 {
  35                         XmlNodeList services = section.SelectNodes("routing/rule");
  36
  37                         foreach(XmlNode node in services)
  38                         {
  39                                 XmlNode patternNode = node.SelectSingleNode("pattern");
  40                                 XmlNode replaceNode = node.SelectSingleNode("replace");
  41
  42                                 if (patternNode == null || patternNode.ChildNodes.Count == 0 || patternNode.ChildNodes[0] == null)
  43                                 {
  44                                         String message = "A rule node must have a pattern (child) " +
  45                                                 "node denoting the regular expression to be matched";
  46                                         throw new ConfigurationErrorsException(message);
  47                                 }
  48                                 if (replaceNode == null || replaceNode.ChildNodes.Count == 0 || replaceNode.ChildNodes[0] == null)
  49                                 {
  50                                         String message = "A rule node must have a replace (child) " +
  51                                                 "node denoting the string to be replaced";
  52                                         throw new ConfigurationErrorsException(message);
  53                                 }
  54
  55                                 String pattern = patternNode.ChildNodes[0].Value;
  56                                 String replace = replaceNode.ChildNodes[0].Value;
  57
  58                                 RoutingRule rule = new RoutingRule(pattern.Trim(), replace.Trim());
  59
  60                                 InnerList.Add(rule);
  61                         }
  62                 }
  63
  64                 #endregion
  65
  66                 /// <summary>
  67                 /// Gets the <see cref="Castle.MonoRail.Framework.Configuration.RoutingRule"/> at the specified index.
  68                 /// </summary>
  69                 /// <value></value>
  70                 public RoutingRule this[int index]
  71                 {
  72                         get { return InnerList[index] as RoutingRule; }
  73                 }
  74         }
  75 }