LCOV - code coverage report
Current view: directory - intl/locale/src - nsCharsetAlias.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 24 20 83.3 %
Date: 2012-06-02 Functions: 2 2 100.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is Mozilla Communicator client code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      26                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : 
      38                 : #include "mozilla/Util.h"
      39                 : 
      40                 : #include "nsCharsetAlias.h"
      41                 : #include "pratom.h"
      42                 : 
      43                 : // for NS_IMPL_IDS only
      44                 : #include "nsIPlatformCharset.h"
      45                 : 
      46                 : #include "nsReadableUtils.h"
      47                 : #include "nsUnicharUtils.h"
      48                 : #include "nsUConvPropertySearch.h"
      49                 : 
      50                 : using namespace mozilla;
      51                 : 
      52                 : // 
      53                 : static const char* kAliases[][3] = {
      54                 : #include "charsetalias.properties.h"
      55                 : };
      56                 : 
      57                 : //--------------------------------------------------------------
      58                 : // static
      59                 : nsresult
      60           30514 : nsCharsetAlias::GetPreferred(const nsACString& aAlias,
      61                 :                              nsACString& oResult)
      62                 : {
      63           30514 :    if (aAlias.IsEmpty()) return NS_ERROR_NULL_POINTER;
      64                 : 
      65           58650 :    nsCAutoString key(aAlias);
      66           29325 :    ToLowerCase(key);
      67                 : 
      68                 :    return nsUConvPropertySearch::SearchPropertyValue(kAliases,
      69           29325 :       ArrayLength(kAliases), key, oResult);
      70                 : }
      71                 : 
      72                 : //--------------------------------------------------------------
      73                 : // static
      74                 : nsresult
      75             591 : nsCharsetAlias::Equals(const nsACString& aCharset1,
      76                 :                        const nsACString& aCharset2, bool* oResult)
      77                 : {
      78             591 :    nsresult res = NS_OK;
      79                 : 
      80             591 :    if(aCharset1.Equals(aCharset2, nsCaseInsensitiveCStringComparator())) {
      81             412 :       *oResult = true;
      82             412 :       return res;
      83                 :    }
      84                 : 
      85             179 :    if(aCharset1.IsEmpty() || aCharset2.IsEmpty()) {
      86               0 :       *oResult = false;
      87               0 :       return res;
      88                 :    }
      89                 : 
      90             179 :    *oResult = false;
      91             358 :    nsCAutoString name1;
      92             179 :    res = GetPreferred(aCharset1, name1);
      93             179 :    if (NS_FAILED(res))
      94               0 :      return res;
      95                 : 
      96             358 :    nsCAutoString name2;
      97             179 :    res = GetPreferred(aCharset2, name2);
      98             179 :    if (NS_FAILED(res))
      99               0 :      return res;
     100                 : 
     101             179 :    *oResult = name1.Equals(name2);
     102             179 :    return NS_OK;
     103                 : }

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