2 // AcceptEncodingSectionHandler.cs
5 // Gonzalo Paniagua Javier (gonzalo@ximian.com)
7 // (c) 2003 Ximian, Inc (http://www.ximian.com)
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:
19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
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.
32 using System.Configuration;
36 namespace Mono.Http.Configuration
38 public class AcceptEncodingSectionHandler : IConfigurationSectionHandler
40 public object Create (object parent, object configContext, XmlNode section)
42 AcceptEncodingConfig cfg = new AcceptEncodingConfig (parent as AcceptEncodingConfig);
44 if (section.Attributes != null && section.Attributes.Count != 0)
45 ThrowException ("Unrecognized attribute", section);
47 XmlNodeList nodes = section.ChildNodes;
48 foreach (XmlNode child in nodes) {
49 XmlNodeType ntype = child.NodeType;
50 if (ntype == XmlNodeType.Whitespace || ntype == XmlNodeType.Comment)
53 if (ntype != XmlNodeType.Element)
54 ThrowException ("Only elements allowed", child);
56 string name = child.Name;
57 if (name == "clear") {
58 if (child.Attributes != null && child.Attributes.Count != 0)
59 ThrowException ("Unrecognized attribute", child);
66 ThrowException ("Unexpected element", child);
68 string encoding = ExtractAttributeValue ("encoding", child, false);
69 string type = ExtractAttributeValue ("type", child, false);
70 string disabled = ExtractAttributeValue ("disabled", child, true);
71 if (disabled != null && disabled == "yes")
74 if (child.Attributes != null && child.Attributes.Count != 0)
75 ThrowException ("Unrecognized attribute", child);
77 cfg.Add (encoding, type);
83 static void ThrowException (string msg, XmlNode node)
85 if (node != null && node.Name != String.Empty)
86 msg = msg + " (node name: " + node.Name + ") ";
88 throw new ConfigurationException (msg, node);
91 static string ExtractAttributeValue (string attKey, XmlNode node, bool optional)
93 if (node.Attributes == null) {
97 ThrowException ("Required attribute not found: " + attKey, node);
100 XmlNode att = node.Attributes.RemoveNamedItem (attKey);
104 ThrowException ("Required attribute not found: " + attKey, node);
107 string value = att.Value;
108 if (value == String.Empty) {
109 string opt = optional ? "Optional" : "Required";
110 ThrowException (opt + " attribute is empty: " + attKey, node);