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Viewing changes to src/addins/AspNet/MonoDevelop.AspNet/MonoDevelop.AspNet.Parser.Internal/TagAttributes.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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src/addins/AspNet/MonoDevelop.AspNet/MonoDevelop.AspNet.Parser.Internal/TagAttributes.cs
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//
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// System.Web.Compilation.TagAttributes
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//
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// Authors:
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//      Gonzalo Paniagua Javier (gonzalo@ximian.com)
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//
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// (C) 2003 Ximian, Inc (http://www.ximian.com)
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//
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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// 
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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// 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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31
 
using System;
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using System.Collections;
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using System.Text;
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using System.Web;
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using MonoDevelop.AspNet.Parser.Internal;
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namespace MonoDevelop.AspNet.Parser.Dom
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{
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        public class TagAttributes
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        {
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                Hashtable atts_hash;
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                Hashtable tmp_hash;
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                ArrayList keys;
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                ArrayList values;
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                bool got_hashed;
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                public TagAttributes ()
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                {
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                        got_hashed = false;
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                        keys = new ArrayList ();
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                        values = new ArrayList ();
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                }
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                void MakeHash ()
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                {
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                        atts_hash = new Hashtable (StringComparer.InvariantCultureIgnoreCase);
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                        for (int i = 0; i < keys.Count; i++) {
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                                CheckServerKey (keys [i]);
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                                atts_hash.Add (keys [i], values [i]);
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                        }
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                        got_hashed = true;
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                        keys = null;
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                        values = null;
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                }
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                public bool IsRunAtServer ()
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                {
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                        return got_hashed;
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                }
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                public void Add (object key, object value)
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                {
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                        if (key != null && value != null &&
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                            0 == String.Compare ((string) key,  "runat", true)) {
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                                if (0 != String.Compare ((string) value,  "server", true))
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                                        throw new HttpException ("runat attribute must have a 'server' value");
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                                if (got_hashed)
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                                        return; // ignore duplicate runat="server"
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                                MakeHash ();
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                        }
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                        if (value != null)
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                                value = HttpUtility.HtmlDecode (value.ToString ());
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                        if (got_hashed) {
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                                CheckServerKey (key);
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                                if (atts_hash.ContainsKey (key))
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                                        throw new HttpException ("Tag contains duplicated '" + key +
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                                                                 "' attributes.");
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                                atts_hash.Add (key, value);
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                        } else {
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                                keys.Add (key);
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                                values.Add (value);
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                        }
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                }
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                public ICollection Keys 
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                {
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                        get { return (got_hashed ? atts_hash.Keys : keys); }
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                }
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                public ICollection Values 
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                {
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                        get { return (got_hashed ? atts_hash.Values : values); }
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                }
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                private int CaseInsensitiveSearch (string key)
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                {
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                        // Hope not to have many attributes when the tag is not a server tag...
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                        for (int i = 0; i < keys.Count; i++){
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                                if (0 == String.Compare ((string) keys [i], key, true))
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                                        return i;
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                        }
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                        return -1;
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                }
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                public object this [object key]
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                {
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                        get {
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                                if (got_hashed)
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                                        return atts_hash [key];
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                                int idx = CaseInsensitiveSearch ((string) key);
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                                if (idx == -1)
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                                        return null;
128
 
                                                
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                                return values [idx];
130
 
                        }
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                        set {
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                                if (got_hashed) {
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                                        CheckServerKey (key);
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                                        atts_hash [key] = value;
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                                } else {
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                                        int idx = CaseInsensitiveSearch ((string) key);
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                                        keys [idx] = value;
139
 
                                }
140
 
                        }
141
 
                }
142
 
                
143
 
                public int Count 
144
 
                {
145
 
                        get { return (got_hashed ? atts_hash.Count : keys.Count);}
146
 
                }
147
 
 
148
 
                public bool IsDataBound (string att)
149
 
                {
150
 
                        if (att == null || !got_hashed)
151
 
                                return false;
152
 
 
153
 
                        return (StrUtils.StartsWith (att, "<%#") && StrUtils.EndsWith (att, "%>"));
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                }
155
 
                
156
 
                public Hashtable GetDictionary (string key)
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                {
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                        if (got_hashed)
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                                return atts_hash;
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161
 
                        if (tmp_hash == null)
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                                tmp_hash = new Hashtable (StringComparer.InvariantCultureIgnoreCase);
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                        tmp_hash.Clear ();
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                        for (int i = keys.Count - 1; i >= 0; i--)
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                                if (key == null || String.Compare (key, (string) keys [i], true) == 0)
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                                        tmp_hash [keys [i]] = values [i];
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169
 
                        return tmp_hash;
170
 
                }
171
 
                
172
 
                public override string ToString ()
173
 
                {
174
 
                        StringBuilder result = new StringBuilder ();
175
 
                        string value;
176
 
                        foreach (string key in Keys){
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                                result.Append (key);
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                                value = this [key] as string;
179
 
                                if (value != null)
180
 
                                        result.AppendFormat ("=\"{0}\"", value);
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182
 
                                result.Append (' ');
183
 
                        }
184
 
 
185
 
                        if (result.Length > 0 && result [result.Length - 1] == ' ')
186
 
                                result.Length--;
187
 
                                
188
 
                        return result.ToString ();
189
 
                }
190
 
                
191
 
                void CheckServerKey (object key)
192
 
                {
193
 
                        if (key == null || ((string)key).Length == 0)
194
 
                                throw new HttpException ("The server tag is not well formed.");
195
 
                }
196
 
        }
197
 
}
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