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annotate Xml/CustomXmlResolver.cs @ 44:8725c5440606

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* Add custom XMLResolver that lets developers map relative URIs to actual URIs (e.g. for mapping XHTML DTD to local file to stop remote fetch) Required for warfoundry:#144 no-open-ticket
author IBBoard <dev@ibboard.co.uk>
date Sun, 04 Oct 2009 15:50:58 +0000
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children 7b6d1feb6e03
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8725c5440606 * Add custom XMLResolver that lets developers map relative URIs to actual URIs (e.g. for mapping XHTML DTD to local file to stop remote fetch)
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1 // This file (CustomXmlResolver.cs) is a part of the IBBoard library and is copyright 2009 IBBoard.
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2 //
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3 // The file and the library/program it is in are licensed under the GNU LGPL license, either version 3 of the License or (at your option) any later version. Please see COPYING.LGPL for more information and the full license.
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5 using System;
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6 using System.Collections.Generic;
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7 using System.Xml;
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9 namespace IBBoard.Xml
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10 {
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11 /// <summary>
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12 /// A custom XML resolver that lets developers specify their own mappings of relative URIs to file locations.
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13 /// </summary>
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14 public class CustomXmlResolver : XmlUrlResolver
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15 {
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16 private Dictionary<string, Uri> relativeToUriMap = new Dictionary<string, Uri>();
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18 /// <summary>
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19 /// Adds a custom mapping of relative URI string to actual URI that will be returned by <code>ResolveUri(Uri, string)</code>
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20 /// </summary>
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21 /// <param name="relativeURI">the relative URI string</param>
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22 /// <param name="resolvedUri">the <code>Uri</code> that <code>ResolveUri(Uri, string)</code> should return for <paramref name="relativeURI"/> </param>
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23 public void AddMapping(string relativeURI, Uri resolvedUri)
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24 {
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25 relativeToUriMap.Add(relativeURI, resolvedUri);
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26 }
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28 public override Uri ResolveUri(Uri baseUri, string relativeUri)
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29 {
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30 Uri uri = DictionaryUtils.GetValue(relativeToUriMap, relativeUri);
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31 return (uri == null) ? base.ResolveUri(baseUri, relativeUri) : uri;
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32 }
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33 }
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34 }