2 // System.Web.Compilation.TagAttributes
5 // Gonzalo Paniagua Javier (gonzalo@ximian.com)
7 // (C) 2003 Ximian, Inc (http://www.ximian.com)
8 // (C) 2003-2009 Novell, Inc (http://novell.com/)
12 // Permission is hereby granted, free of charge, to any person obtaining
13 // a copy of this software and associated documentation files (the
14 // "Software"), to deal in the Software without restriction, including
15 // without limitation the rights to use, copy, modify, merge, publish,
16 // distribute, sublicense, and/or sell copies of the Software, and to
17 // permit persons to whom the Software is furnished to do so, subject to
18 // the following conditions:
20 // The above copyright notice and this permission notice shall be
21 // included in all copies or substantial portions of the Software.
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
33 using System.Collections;
34 using System.Globalization;
36 using System.Web.Util;
38 namespace System.Web.Compilation
40 sealed class TagAttributes
48 public TagAttributes ()
51 keys = new ArrayList ();
52 values = new ArrayList ();
57 atts_hash = new Hashtable (StringComparer.InvariantCultureIgnoreCase);
58 for (int i = 0; i < keys.Count; i++) {
59 CheckServerKey (keys [i]);
60 atts_hash.Add (keys [i], values [i]);
67 public bool IsRunAtServer ()
72 public void Add (object key, object value)
74 if (key != null && value != null &&
75 0 == String.Compare ((string) key, "runat", true, Helpers.InvariantCulture)) {
76 if (0 != String.Compare ((string) value, "server", true))
77 throw new HttpException ("runat attribute must have a 'server' value");
80 return; // ignore duplicate runat="server"
86 value = HttpUtility.HtmlDecode (value.ToString ());
90 if (atts_hash.ContainsKey (key))
91 throw new HttpException ("Tag contains duplicated '" + key +
93 atts_hash.Add (key, value);
100 public ICollection Keys
102 get { return (got_hashed ? atts_hash.Keys : keys); }
105 public ICollection Values
107 get { return (got_hashed ? atts_hash.Values : values); }
110 int CaseInsensitiveSearch (string key)
112 // Hope not to have many attributes when the tag is not a server tag...
113 for (int i = 0; i < keys.Count; i++){
114 if (0 == String.Compare ((string) keys [i], key, true, Helpers.InvariantCulture))
120 public object this [object key]
124 return atts_hash [key];
126 int idx = CaseInsensitiveSearch ((string) key);
135 CheckServerKey (key);
136 atts_hash [key] = value;
138 int idx = CaseInsensitiveSearch ((string) key);
146 get { return (got_hashed ? atts_hash.Count : keys.Count);}
149 public bool IsDataBound (string att)
151 if (att == null || !got_hashed)
154 return (StrUtils.StartsWith (att, "<%#") && StrUtils.EndsWith (att, "%>"));
157 public IDictionary GetDictionary (string key)
162 if (tmp_hash == null)
163 tmp_hash = new Hashtable (StringComparer.InvariantCultureIgnoreCase);
166 for (int i = keys.Count - 1; i >= 0; i--)
167 if (key == null || String.Compare (key, (string) keys [i], true, Helpers.InvariantCulture) == 0)
168 tmp_hash [keys [i]] = values [i];
173 public override string ToString ()
175 StringBuilder result = new StringBuilder ("TagAttributes {");
177 foreach (string key in Keys){
180 value = this [key] as string;
182 result.AppendFormat ("=\"{0}\"", value);
184 result.Append ("] ");
187 if (result.Length > 0 && result [result.Length - 1] == ' ')
191 if (IsRunAtServer ())
192 result.Append (" @Server");
194 return result.ToString ();
197 void CheckServerKey (object key)
199 if (key == null || ((string)key).Length == 0)
200 throw new HttpException ("The server tag is not well formed.");