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lightning-sunbird  0.9+nobinonly
nsNewsUtils.cpp
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is mozilla.org code.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1999
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *   Håkan Waara <hwaara@chello.se>
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either of the GNU General Public License Version 2 or later (the "GPL"),
00027  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00028  * in which case the provisions of the GPL or the LGPL are applicable instead
00029  * of those above. If you wish to allow use of your version of this file only
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00032  * decision by deleting the provisions above and replace them with the notice
00033  * and other provisions required by the GPL or the LGPL. If you do not delete
00034  * the provisions above, a recipient may use your version of this file under
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00036  *
00037  * ***** END LICENSE BLOCK ***** */
00038 
00039 #include "msgCore.h"
00040 #include "nntpCore.h"
00041 #include "nsNewsUtils.h"
00042 #include "nsReadableUtils.h"
00043 
00044 
00045 /* parses NewsMessageURI */
00046 nsresult 
00047 nsParseNewsMessageURI(const char* uri, nsCString& folderURI, PRUint32 *key)
00048 {
00049     NS_ENSURE_ARG_POINTER(uri);
00050     NS_ENSURE_ARG_POINTER(key);
00051 
00052        nsCAutoString uriStr(uri);
00053        PRInt32 keySeparator = uriStr.FindChar('#');
00054        if(keySeparator != -1)
00055        {
00056     PRInt32 keyEndSeparator = uriStr.FindCharInSet("?&", 
00057                                                    keySeparator); 
00058 
00059               uriStr.Left(folderURI, keySeparator);
00060         folderURI.Cut(4, 8);    // cut out the -message part of news-message:
00061 
00062               nsCAutoString keyStr;
00063     if (keyEndSeparator != -1)
00064         uriStr.Mid(keyStr, keySeparator+1, 
00065                    keyEndSeparator-(keySeparator+1));
00066     else
00067         uriStr.Right(keyStr, uriStr.Length() - (keySeparator + 1));
00068               PRInt32 errorCode;
00069               *key = keyStr.ToInteger(&errorCode);
00070 
00071               return errorCode;
00072        }
00073        return NS_ERROR_FAILURE;
00074 }
00075 
00076 nsresult nsCreateNewsBaseMessageURI(const char *baseURI, char **baseMessageURI)
00077 {
00078        if(!baseMessageURI)
00079               return NS_ERROR_NULL_POINTER;
00080 
00081        nsCAutoString tailURI(baseURI);
00082 
00083        // chop off mailbox:/
00084        if (tailURI.Find(kNewsRootURI) == 0)
00085               tailURI.Cut(0, PL_strlen(kNewsRootURI));
00086        
00087        nsCAutoString baseURIStr(kNewsMessageRootURI);
00088        baseURIStr += tailURI;
00089 
00090        *baseMessageURI = ToNewCString(baseURIStr);
00091        if(!*baseMessageURI)
00092               return NS_ERROR_OUT_OF_MEMORY;
00093 
00094        return NS_OK;
00095 }