LCOV - code coverage report
Current view: directory - extensions/universalchardet/src/xpcom - nsUdetXPCOMWrapper.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 54 0 0.0 %
Date: 2012-06-02 Functions: 18 0 0.0 %

       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 Universal charset detector 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) 2001
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *          Shy Shalom <shooshX@gmail.com>
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      27                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : 
      39                 : #include "nscore.h"
      40                 : 
      41                 : #include "nsUniversalDetector.h"
      42                 : #include "nsUdetXPCOMWrapper.h"
      43                 : #include "nsCharSetProber.h" // for DumpStatus
      44                 : 
      45                 : #include "nsUniversalCharDetDll.h"
      46                 : //---- for XPCOM
      47                 : #include "nsIFactory.h"
      48                 : #include "nsISupports.h"
      49                 : #include "pratom.h"
      50                 : #include "prmem.h"
      51                 : #include "nsCOMPtr.h"
      52                 : 
      53                 : static NS_DEFINE_CID(kUniversalDetectorCID, NS_UNIVERSAL_DETECTOR_CID);
      54                 : static NS_DEFINE_CID(kUniversalStringDetectorCID, NS_UNIVERSAL_STRING_DETECTOR_CID);
      55                 : 
      56                 : //---------------------------------------------------------------------
      57               0 : nsXPCOMDetector:: nsXPCOMDetector(PRUint32 aLanguageFilter)
      58               0 :  : nsUniversalDetector(aLanguageFilter)
      59                 : {
      60               0 : }
      61                 : //---------------------------------------------------------------------
      62               0 : nsXPCOMDetector::~nsXPCOMDetector() 
      63                 : {
      64               0 : }
      65                 : //---------------------------------------------------------------------
      66                 : 
      67               0 : NS_IMPL_ISUPPORTS1(nsXPCOMDetector, nsICharsetDetector)
      68                 : 
      69                 : //---------------------------------------------------------------------
      70               0 : NS_IMETHODIMP nsXPCOMDetector::Init(
      71                 :               nsICharsetDetectionObserver* aObserver)
      72                 : {
      73               0 :   NS_ASSERTION(mObserver == nsnull , "Init twice");
      74               0 :   if(nsnull == aObserver)
      75               0 :     return NS_ERROR_ILLEGAL_VALUE;
      76                 : 
      77               0 :   mObserver = aObserver;
      78               0 :   return NS_OK;
      79                 : }
      80                 : //----------------------------------------------------------
      81               0 : NS_IMETHODIMP nsXPCOMDetector::DoIt(const char* aBuf,
      82                 :               PRUint32 aLen, bool* oDontFeedMe)
      83                 : {
      84               0 :   NS_ASSERTION(mObserver != nsnull , "have not init yet");
      85                 : 
      86               0 :   if((nsnull == aBuf) || (nsnull == oDontFeedMe))
      87               0 :     return NS_ERROR_ILLEGAL_VALUE;
      88                 : 
      89               0 :   this->Reset();
      90               0 :   nsresult rv = this->HandleData(aBuf, aLen);
      91               0 :   if (NS_FAILED(rv))
      92               0 :     return rv;
      93                 : 
      94               0 :   if (mDone)
      95                 :   {
      96               0 :     if (mDetectedCharset)
      97               0 :       Report(mDetectedCharset);
      98                 : 
      99               0 :     *oDontFeedMe = true;
     100                 :   }
     101               0 :   *oDontFeedMe = false;
     102               0 :   return NS_OK;
     103                 : }
     104                 : //----------------------------------------------------------
     105               0 : NS_IMETHODIMP nsXPCOMDetector::Done()
     106                 : {
     107               0 :   NS_ASSERTION(mObserver != nsnull , "have not init yet");
     108                 : #ifdef DEBUG_chardet
     109                 :   for (PRInt32 i = 0; i < NUM_OF_CHARSET_PROBERS; i++)
     110                 :   {
     111                 :     // If no data was received the array might stay filled with nulls
     112                 :     // the way it was initialized in the constructor.
     113                 :     if (mCharSetProbers[i])
     114                 :       mCharSetProbers[i]->DumpStatus();
     115                 :   }
     116                 : #endif
     117                 : 
     118               0 :   this->DataEnd();
     119               0 :   return NS_OK;
     120                 : }
     121                 : //----------------------------------------------------------
     122               0 : void nsXPCOMDetector::Report(const char* aCharset)
     123                 : {
     124               0 :   NS_ASSERTION(mObserver != nsnull , "have not init yet");
     125                 : #ifdef DEBUG_chardet
     126                 :   printf("Universal Charset Detector report charset %s . \r\n", aCharset);
     127                 : #endif
     128               0 :   mObserver->Notify(aCharset, eBestAnswer);
     129               0 : }
     130                 : 
     131                 : 
     132                 : //---------------------------------------------------------------------
     133               0 : nsXPCOMStringDetector:: nsXPCOMStringDetector(PRUint32 aLanguageFilter)
     134               0 :   : nsUniversalDetector(aLanguageFilter)
     135                 : {
     136               0 : }
     137                 : //---------------------------------------------------------------------
     138               0 : nsXPCOMStringDetector::~nsXPCOMStringDetector() 
     139                 : {
     140               0 : }
     141                 : //---------------------------------------------------------------------
     142               0 : NS_IMPL_ISUPPORTS1(nsXPCOMStringDetector, nsIStringCharsetDetector)
     143                 : //---------------------------------------------------------------------
     144               0 : void nsXPCOMStringDetector::Report(const char *aCharset) 
     145                 : {
     146               0 :   mResult = aCharset;
     147                 : #ifdef DEBUG_chardet
     148                 :   printf("New Charset Prober report charset %s . \r\n", aCharset);
     149                 : #endif
     150               0 : }
     151                 : //---------------------------------------------------------------------
     152               0 : NS_IMETHODIMP nsXPCOMStringDetector::DoIt(const char* aBuf,
     153                 :                      PRUint32 aLen, const char** oCharset,
     154                 :                      nsDetectionConfident &oConf)
     155                 : {
     156               0 :   mResult = nsnull;
     157               0 :   this->Reset();
     158               0 :   nsresult rv = this->HandleData(aBuf, aLen); 
     159               0 :   if (NS_FAILED(rv))
     160               0 :     return rv;
     161               0 :   this->DataEnd();
     162               0 :   if (mResult)
     163                 :   {
     164               0 :     *oCharset=mResult;
     165               0 :     oConf = eBestAnswer;
     166                 :   }
     167               0 :   return NS_OK;
     168                 : }

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