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

   1 /*
   2 Used to determine Browser Capabilities by the Browsers UserAgent String and related
   3 Browser supplied Headers.
   4 Copyright (C) 2002-Present  Owen Brady (Ocean at owenbrady dot net)
   5 and Dean Brettle (dean at brettle dot com)
   6
   7 Permission is hereby granted, free of charge, to any person obtaining a copy
   8 of this software and associated documentation files (the "Software"), to deal
   9 in the Software without restriction, including without limitation the rights
  10 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11 copies of the Software, and to permit persons to whom the Software is furnished
  12 to do so, subject to the following conditions:
  13
  14 The above copyright notice and this permission notice shall be included in all
  15 copies or substantial portions of the Software.
  16
  17 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
  18 INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
  19 PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  20 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  21 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  22 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23 */
  24 namespace System.Web.Configuration
  25 {
  26         using System;
  27         using System.Collections;
  28         using System.Collections.Generic;
  29         using System.Text;
  30         using System.Reflection;
  31         using System.IO;
  32
  33         internal class CapabilitiesResult : System.Web.HttpBrowserCapabilities
  34         {
  35                 /// <summary>
  36                 /// Initializes a new instance of the Result class.
  37                 /// </summary>
  38                 /// <param name="items">
  39                 /// This is the data which this class will be handle request made though this class.
  40                 /// </param>
  41                 internal CapabilitiesResult(System.Collections.IDictionary items)
  42                         : base()
  43                 {
  44                         base.Capabilities = items;
  45                         Capabilities ["browsers"] = new ArrayList ();
  46                 }
  47
  48                 /// <summary>
  49                 ///
  50                 /// </summary>
  51                 /// <param name="name"></param>
  52                 /// <param name="value"></param>
  53                 internal void AddCapabilities(string name, string value)
  54                 {
  55                         this.Capabilities[name] = value;
  56                 }
  57
  58                 internal void AddMatchingBrowserId (string id)
  59                 {
  60                         ArrayList al = Capabilities ["browsers"] as ArrayList;
  61                         if (al != null && !al.Contains (id))
  62                                 al.Add (id);
  63                 }
  64
  65                 internal virtual string Replace(string item)
  66                 {
  67                         if (item.IndexOf('$') > -1)
  68                         {
  69                                 //nasty hack to convert regular expression replacement text into  Capability item
  70                                 //which we can use to replace with the actual values they are looking for.
  71                                 System.Text.RegularExpressions.MatchCollection regxmatch;
  72                                 regxmatch = System.Text.RegularExpressions.Regex.Matches(item, @"\$\{(?'Capability'\w*)\}");
  73                                 if (regxmatch.Count == 0)
  74                                 {
  75                                         return item;
  76                                 }
  77                                 for (int i = 0;i <= regxmatch.Count - 1;i++)
  78                                 {
  79                                         if (regxmatch[i].Success == true)
  80                                         {
  81                                                 string c = regxmatch[i].Result("${Capability}");
  82                                                 item = item.Replace("${" + c + "}", this[c]);
  83                                         }
  84                                 }
  85                         }
  86                         if (item.IndexOf('%') > -1)
  87                         {
  88                                 //nasty hack to convert regular expression replacement text into  Capability item
  89                                 //which we can use to replace with the actual values they are looking for.
  90                                 System.Text.RegularExpressions.MatchCollection regxmatch;
  91                                 regxmatch = System.Text.RegularExpressions.Regex.Matches(item, @"\%\{(?'Capability'\w*)\}");
  92                                 if (regxmatch.Count == 0)
  93                                 {
  94                                         return item;
  95                                 }
  96                                 for (int i = 0;i <= regxmatch.Count - 1;i++)
  97                                 {
  98                                         if (regxmatch[i].Success == true)
  99                                         {
 100                                                 string c = regxmatch[i].Result("${Capability}");
 101                                                 item = item.Replace("%{" + c + "}", this[c]);
 102                                         }
 103                                 }
 104                         }
 105                         return item;
 106                 }
 107                 /// <summary>
 108                 /// Gets the keys returned from processing.
 109                 /// </summary>
 110                 public System.Collections.Specialized.StringCollection Keys
 111                 {
 112                         get
 113                         {
 114                                 string[] a = new string[this.Capabilities.Keys.Count];
 115                                 this.Capabilities.Keys.CopyTo(a, 0);
 116                                 System.Array.Sort(a);
 117                                 System.Collections.Specialized.StringCollection l;
 118                                 l = new System.Collections.Specialized.StringCollection();
 119                                 l.AddRange(a);
 120                                 return l;
 121                         }
 122                 }
 123                 public string UserAgent
 124                 {
 125                         get
 126                         {
 127                                 return this[""];
 128                         }
 129                 }
 130         }
 131 }