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lightning-sunbird  0.9+nobinonly
nsAboutProtocolUtils.h
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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
00006  * the License. You may obtain a copy of the License at
00007  * http://www.mozilla.org/MPL/
00008  *
00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00011  * for the specific language governing rights and limitations under the
00012  * License.
00013  *
00014  * The Original Code is nsAboutProtocolUtils.
00015  *
00016  * The Initial Developer of the Original Code is the Mozilla Foundation.
00017  * Portions created by the Initial Developer are Copyright (C) 2005
00018  * the Initial Developer. All Rights Reserved.
00019  *
00020  * Contributor(s):
00021  *   L. David Baron <dbaron@dbaron.org> (original author)
00022  *
00023  * Alternatively, the contents of this file may be used under the terms of
00024  * either the GNU General Public License Version 2 or later (the "GPL"), or
00025  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00026  * in which case the provisions of the GPL or the LGPL are applicable instead
00027  * of those above. If you wish to allow use of your version of this file only
00028  * under the terms of either the GPL or the LGPL, and not to allow others to
00029  * use your version of this file under the terms of the MPL, indicate your
00030  * decision by deleting the provisions above and replace them with the notice
00031  * and other provisions required by the GPL or the LGPL. If you do not delete
00032  * the provisions above, a recipient may use your version of this file under
00033  * the terms of any one of the MPL, the GPL or the LGPL.
00034  *
00035  * ***** END LICENSE BLOCK ***** */
00036 
00037 #include "nsIURI.h"
00038 #include "nsString.h"
00039 #include "nsReadableUtils.h"
00040 
00041 inline nsresult
00042 NS_GetAboutModuleName(nsIURI *aAboutURI, nsCString& aModule)
00043 {
00044 #ifdef DEBUG
00045     {
00046         PRBool isAbout;
00047         NS_ASSERTION(NS_SUCCEEDED(aAboutURI->SchemeIs("about", &isAbout)) &&
00048                      isAbout,
00049                      "should be used only on about: URIs");
00050     }
00051 #endif
00052 
00053     nsresult rv = aAboutURI->GetPath(aModule);
00054     NS_ENSURE_SUCCESS(rv, rv);
00055 
00056     PRInt32 f = aModule.FindCharInSet(NS_LITERAL_CSTRING("#?"));
00057     if (f != kNotFound) {
00058         aModule.Truncate(f);
00059     }
00060 
00061     // convert to lowercase, as all about: modules are lowercase
00062     ToLowerCase(aModule);
00063     return NS_OK;
00064 }