LCOV - code coverage report
Current view: top level - libreoffice/ucb/source/ucp/webdav-neon - LinkSequence.cxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 0 76 0.0 %
Date: 2012-12-27 Functions: 0 7 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*************************************************************************
       3             :  *
       4             :  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
       5             :  *
       6             :  * Copyright 2000, 2010 Oracle and/or its affiliates.
       7             :  *
       8             :  * OpenOffice.org - a multi-platform office productivity suite
       9             :  *
      10             :  * This file is part of OpenOffice.org.
      11             :  *
      12             :  * OpenOffice.org is free software: you can redistribute it and/or modify
      13             :  * it under the terms of the GNU Lesser General Public License version 3
      14             :  * only, as published by the Free Software Foundation.
      15             :  *
      16             :  * OpenOffice.org is distributed in the hope that it will be useful,
      17             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      18             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      19             :  * GNU Lesser General Public License version 3 for more details
      20             :  * (a copy is included in the LICENSE file that accompanied this code).
      21             :  *
      22             :  * You should have received a copy of the GNU Lesser General Public License
      23             :  * version 3 along with OpenOffice.org.  If not, see
      24             :  * <http://www.openoffice.org/license.html>
      25             :  * for a copy of the LGPLv3 License.
      26             :  *
      27             :  ************************************************************************/
      28             : 
      29             : 
      30             : #include <string.h>
      31             : #include <ne_xml.h>
      32             : 
      33             : #include "LinkSequence.hxx"
      34             : 
      35             : using namespace webdav_ucp;
      36             : using namespace com::sun::star;
      37             : 
      38             : //////////////////////////////////////////////////////////////////////////
      39             : 
      40             : struct LinkSequenceParseContext
      41             : {
      42             :     ucb::Link * pLink;
      43             :     bool hasSource;
      44             :     bool hasDestination;
      45             : 
      46           0 :     LinkSequenceParseContext()
      47           0 :     : pLink( 0 ), hasSource( false ), hasDestination( false ) {}
      48           0 :     ~LinkSequenceParseContext() { delete pLink; }
      49             : };
      50             : 
      51             : #define STATE_TOP (1)
      52             : 
      53             : #define STATE_LINK (STATE_TOP)
      54             : #define STATE_DST  (STATE_TOP + 1)
      55             : #define STATE_SRC  (STATE_TOP + 2)
      56             : 
      57             : //////////////////////////////////////////////////////////////////////////
      58           0 : extern "C" int LinkSequence_startelement_callback(
      59             :     void *,
      60             :     int parent,
      61             :     const char * /*nspace*/,
      62             :     const char *name,
      63             :     const char ** )
      64             : {
      65           0 :     if ( name != 0 )
      66             :     {
      67           0 :         switch ( parent )
      68             :         {
      69             :             case NE_XML_STATEROOT:
      70           0 :                 if ( strcmp( name, "link" ) == 0 )
      71           0 :                     return STATE_LINK;
      72           0 :                 break;
      73             : 
      74             :             case STATE_LINK:
      75           0 :                 if ( strcmp( name, "dst" ) == 0 )
      76           0 :                     return STATE_DST;
      77           0 :                 else if ( strcmp( name, "src" ) == 0 )
      78           0 :                     return STATE_SRC;
      79           0 :                 break;
      80             :         }
      81             :     }
      82           0 :     return NE_XML_DECLINE;
      83             : }
      84             : 
      85             : //////////////////////////////////////////////////////////////////////////
      86           0 : extern "C" int LinkSequence_chardata_callback(
      87             :     void *userdata,
      88             :     int state,
      89             :     const char *buf,
      90             :     size_t len )
      91             : {
      92             :     LinkSequenceParseContext * pCtx
      93           0 :                     = static_cast< LinkSequenceParseContext * >( userdata );
      94           0 :     if ( !pCtx->pLink )
      95           0 :         pCtx->pLink = new ucb::Link;
      96             : 
      97           0 :     switch ( state )
      98             :     {
      99             :         case STATE_DST:
     100             :             pCtx->pLink->Destination
     101           0 :                 = rtl::OUString( buf, len, RTL_TEXTENCODING_ASCII_US );
     102           0 :             pCtx->hasDestination = true;
     103           0 :             break;
     104             : 
     105             :         case STATE_SRC:
     106             :             pCtx->pLink->Source
     107           0 :                 = rtl::OUString( buf, len, RTL_TEXTENCODING_ASCII_US );
     108           0 :             pCtx->hasSource = true;
     109           0 :             break;
     110             :     }
     111           0 :     return 0; // zero to continue, non-zero to abort parsing
     112             : }
     113             : 
     114             : //////////////////////////////////////////////////////////////////////////
     115           0 : extern "C" int LinkSequence_endelement_callback(
     116             :     void *userdata,
     117             :     int state,
     118             :     const char *,
     119             :     const char * )
     120             : {
     121             :     LinkSequenceParseContext * pCtx
     122           0 :                     = static_cast< LinkSequenceParseContext * >( userdata );
     123           0 :     if ( !pCtx->pLink )
     124           0 :         pCtx->pLink = new ucb::Link;
     125             : 
     126           0 :     switch ( state )
     127             :     {
     128             :         case STATE_LINK:
     129           0 :             if ( !pCtx->hasDestination || !pCtx->hasSource )
     130           0 :                 return 1; // abort
     131           0 :             break;
     132             :     }
     133           0 :     return 0; // zero to continue, non-zero to abort parsing
     134             : }
     135             : 
     136             : //////////////////////////////////////////////////////////////////////////
     137             : // static
     138           0 : bool LinkSequence::createFromXML( const rtl::OString & rInData,
     139             :                                   uno::Sequence< ucb::Link > & rOutData )
     140             : {
     141           0 :     const sal_Int32 TOKEN_LENGTH = 7; // </link>
     142           0 :     bool success = true;
     143             : 
     144             :     // rInData may contain multiple <link>...</link> tags.
     145           0 :     sal_Int32 nCount = 0;
     146           0 :     sal_Int32 nStart = 0;
     147           0 :     sal_Int32 nEnd   = rInData.indexOf( "</link>" );
     148           0 :     while ( nEnd > -1 )
     149             :     {
     150           0 :         ne_xml_parser * parser = ne_xml_create();
     151           0 :         if ( !parser )
     152             :         {
     153           0 :             success = false;
     154             :             break;
     155             :         }
     156             : 
     157           0 :         LinkSequenceParseContext aCtx;
     158             :         ne_xml_push_handler( parser,
     159             :                              LinkSequence_startelement_callback,
     160             :                              LinkSequence_chardata_callback,
     161             :                              LinkSequence_endelement_callback,
     162           0 :                              &aCtx );
     163             : 
     164             :         ne_xml_parse( parser,
     165           0 :                       rInData.getStr() + nStart,
     166           0 :                       nEnd - nStart + TOKEN_LENGTH );
     167             : 
     168           0 :         success = !ne_xml_failed( parser );
     169             : 
     170           0 :         ne_xml_destroy( parser );
     171             : 
     172           0 :         if ( !success )
     173             :             break;
     174             : 
     175           0 :         if ( aCtx.pLink )
     176             :         {
     177           0 :             nCount++;
     178           0 :             if ( nCount > rOutData.getLength() )
     179           0 :                 rOutData.realloc( rOutData.getLength() + 1 );
     180             : 
     181           0 :             rOutData[ nCount - 1 ] = *aCtx.pLink;
     182             :         }
     183             : 
     184           0 :         nStart = nEnd + TOKEN_LENGTH;
     185           0 :         nEnd   = rInData.indexOf( "</link>", nStart );
     186           0 :     }
     187             : 
     188           0 :     return success;
     189             : }
     190             : 
     191             : //////////////////////////////////////////////////////////////////////////
     192             : // static
     193           0 : bool LinkSequence::toXML( const uno::Sequence< ucb::Link > & rInData,
     194             :                           rtl::OUString & rOutData )
     195             : {
     196             :     // <link><src>value</src><dst>value</dst></link><link><src>....
     197             : 
     198           0 :     sal_Int32 nCount = rInData.getLength();
     199           0 :     if ( nCount )
     200             :     {
     201           0 :         rtl::OUString aPre( "<link><src>" );
     202           0 :         rtl::OUString aMid( "</src><dst>" );
     203           0 :         rtl::OUString aEnd( "</dst></link>" );
     204             : 
     205           0 :         for ( sal_Int32 n = 0; n < nCount; ++n )
     206             :         {
     207           0 :                 rOutData += aPre;
     208           0 :                 rOutData += rInData[ n ].Source;
     209           0 :                 rOutData += aMid;
     210           0 :                 rOutData += rInData[ n ].Destination;
     211           0 :                 rOutData += aEnd;
     212             :         }
     213           0 :         return true;
     214             :     }
     215           0 :     return false;
     216             : }
     217             : 
     218             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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