mcs/class/System.Web/System.Web/HttpCookieCollection.cs

   1 //
   2 // System.Web.HttpCookieCollection.cs
   3 //
   4 // Author:
   5 //      Chris Toshok (toshok@novell.com)
   6 //
   7
   8 //
   9 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
  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.Collections.Specialized;
  32
  33 namespace System.Web {
  34
  35         public sealed class HttpCookieCollection : NameObjectCollectionBase {
  36
  37                 private bool auto_fill = false;
  38
  39                 [Obsolete ("Don't use this constructor, use the (bool, bool) one, as it's more clear what it does")]
  40                 internal HttpCookieCollection (HttpResponse Response, bool ReadOnly)
  41                 {
  42                         auto_fill = Response != null;
  43                         IsReadOnly = ReadOnly;
  44                 }
  45
  46                 internal HttpCookieCollection (bool auto_fill, bool read_only)
  47                 {
  48                         this.auto_fill = auto_fill;
  49                         IsReadOnly = read_only;
  50                 }
  51
  52                 internal HttpCookieCollection (string cookies)
  53                 {
  54                         if (cookies == null || cookies == "")
  55                                 return;
  56
  57                         string[] cookie_components = cookies.Split (';');
  58                         foreach (string kv in cookie_components) {
  59                                 int pos = kv.IndexOf ('=');
  60                                 if (pos == -1) {
  61                                         /* XXX ugh */
  62                                         continue;
  63                                 }
  64                                 else {
  65                                         string key = kv.Substring (0, pos);
  66                                         string val = kv.Substring (pos+1);
  67
  68                                         Add (new HttpCookie (key.Trim (), val.Trim()));
  69                                 }
  70                         }
  71                 }
  72
  73                 public HttpCookieCollection ()
  74                 {
  75                 }
  76
  77                 public void Add (HttpCookie cookie)
  78                 {
  79                         if (BaseGet (cookie.Name) != null)
  80                                 return;
  81
  82                         BaseAdd (cookie.Name, cookie);
  83                 }
  84
  85                 public void Clear ()
  86                 {
  87                         BaseClear ();
  88                 }
  89
  90                 public void CopyTo (Array array, int index)
  91                 {
  92                         /* XXX this is kind of gross and inefficient
  93                          * since it makes a copy of the superclass's
  94                          * list */
  95                         object[] values = BaseGetAllValues();
  96                         values.CopyTo (array, index);
  97                 }
  98
  99                 public string GetKey (int index)
 100                 {
 101                         HttpCookie cookie = (HttpCookie)BaseGet (index);
 102                         if (cookie == null)
 103                                 return null;
 104                         else
 105                                 return cookie.Name;
 106                 }
 107
 108                 public void Remove (string name)
 109                 {
 110                         BaseRemove (name);
 111                 }
 112
 113                 public void Set (HttpCookie cookie)
 114                 {
 115                         BaseSet (cookie.Name, cookie);
 116                 }
 117
 118                 public HttpCookie Get (int index)
 119                 {
 120                         return (HttpCookie)BaseGet (index);
 121                 }
 122
 123                 public HttpCookie Get (string name)
 124                 {
 125                         return (HttpCookie)BaseGet (name);
 126                 }
 127
 128                 public HttpCookie this [int index]
 129                 {
 130                         get {
 131                                 return (HttpCookie)BaseGet (index);
 132                         }
 133                 }
 134
 135                 public HttpCookie this [string name]
 136                 {
 137                         get {
 138                                 HttpCookie cookie = (HttpCookie)BaseGet (name);
 139                                 if (!IsReadOnly && auto_fill && cookie == null) {
 140                                         cookie = new HttpCookie (name);
 141                                         BaseAdd (name, cookie);
 142                                 }
 143                                 return cookie;
 144                         }
 145                 }
 146
 147                 public string[] AllKeys {
 148                         get {
 149                                 /* XXX another inefficient copy due to
 150                                  * lack of exposure from the base
 151                                  * class */
 152                                 string[] keys = new string [Keys.Count];
 153                                 for (int i = 0; i < Keys.Count; i ++)
 154                                         keys[i] = Keys[i];
 155
 156                                 return keys;
 157                         }
 158                 }
 159         }
 160 }
 161