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https://github.com/xiaoyifang/goldendict-ng.git
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559 lines
16 KiB
C++
559 lines
16 KiB
C++
/* This file is (c) 2008-2012 Konstantin Isakov <ikm@goldendict.org>
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* Part of GoldenDict. Licensed under GPLv3 or later, see the LICENSE file */
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#include "xdxf2html.hh"
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#include <QtXml>
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#include "gddebug.hh"
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#include "utf8.hh"
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#include "wstring_qt.hh"
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#include "folding.hh"
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#include "fsencoding.hh"
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#include "audiolink.hh"
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#include "file.hh"
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#include "filetype.hh"
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#include "htmlescape.hh"
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#include <QRegExp>
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#include <QDebug>
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namespace Xdxf2Html {
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static void fixLink( QDomElement & el, string const & dictId, const char *attrName )
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{
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QUrl url;
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url.setScheme( "bres" );
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url.setHost( QString::fromStdString(dictId) );
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url.setPath( el.attribute(attrName) );
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el.setAttribute( attrName, url.toEncoded().data() );
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}
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// converting a number into roman representation
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string convertToRoman( int input, int lower_case )
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{
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string romanvalue = "";
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if( input >= 4000 )
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{
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int x = ( input - input % 4000 ) / 1000;
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romanvalue = "(" + convertToRoman( x, lower_case ) + ")" ;
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input %= 4000;
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}
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const string roman[26] = { "M", "CM", "D", "CD", "C", "XC", "L", "XL", "X", "IX", "V", "IV", "I",
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"m", "cm", "d", "cd", "c", "xc", "l", "xl", "x", "ix", "v", "iv", "i"};
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const int decimal[13] = {1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1};
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for( int i = 0; i < 13; i++ )
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{
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while( input >= decimal[ i ] )
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{
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input -= decimal[ i ];
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if ( lower_case == 1 )
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romanvalue += roman[ i + 13 ];
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else
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romanvalue += roman[ i ];
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}
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}
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return romanvalue;
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}
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string convert( string const & in, DICT_TYPE type, map < string, string > const * pAbrv,
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Dictionary::Class *dictPtr, bool isLogicalFormat, unsigned revisionNumber,
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QString * headword )
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{
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// DPRINTF( "Source>>>>>>>>>>: %s\n\n\n", in.c_str() );
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// Convert spaces after each end of line to s, and then each end of
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// line to a <br>
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string inConverted;
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inConverted.reserve( in.size() );
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bool afterEol = false;
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for( string::const_iterator i = in.begin(), j = in.end(); i != j; ++i )
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{
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switch( *i )
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{
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case '\n':
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afterEol = true;
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if( !isLogicalFormat )
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inConverted.append( "<br/>" );
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break;
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case '\r':
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break;
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case ' ':
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if ( afterEol )
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{
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if( !isLogicalFormat )
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inConverted.append( " " );
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break;
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}
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// Fall-through
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default:
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inConverted.push_back( *i );
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afterEol = false;
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}
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}
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// Strip "<nu />" tags - QDomDocument don't handle it correctly
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string::size_type n;
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while( ( n = inConverted.find( "<nu />" ) ) != string::npos )
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inConverted.erase( n, 6 );
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// We build a dom representation of the given xml, then do some transforms
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QDomDocument dd;
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QString errorStr;
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int errorLine, errorColumn;
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string in_data;
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if( type == XDXF )
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{
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in_data = "<div class=\"xdxf\"";
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if( dictPtr->isToLanguageRTL() )
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in_data += " dir=\"rtl\"";
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in_data += ">";
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}
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else
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in_data = "<div class=\"sdct_x\">";
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in_data += inConverted + "</div>";
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if( !dd.setContent( QByteArray( in_data.c_str() ), false, &errorStr, &errorLine, &errorColumn ) )
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{
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qWarning( "Xdxf2html error, xml parse failed: %s at %d,%d\n", errorStr.toLocal8Bit().constData(), errorLine, errorColumn );
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gdWarning( "The input was: %s\n", in.c_str() );
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return in;
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}
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QDomNodeList nodes = dd.elementsByTagName( "ex" ); // Example
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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if( isLogicalFormat )
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el.setAttribute( "class", "xdxf_ex" );
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else
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el.setAttribute( "class", "xdxf_ex_old" );
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}
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nodes = dd.elementsByTagName( "mrkd" ); // marked out words in tranlations/examples of usage
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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el.setAttribute( "class", "xdxf_ex_markd" );
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}
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nodes = dd.elementsByTagName( "k" ); // Key
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if( headword )
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headword->clear();
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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if( type == STARDICT )
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{
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el.setTagName( "span" );
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el.setAttribute( "class", "xdxf_k" );
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}
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else
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{
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if( headword && headword->isEmpty() )
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*headword = el.text();
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el.setTagName( "div" );
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el.setAttribute( "class", "xdxf_headwords" );
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if( dictPtr->isFromLanguageRTL() != dictPtr->isToLanguageRTL() )
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el.setAttribute( "dir", dictPtr->isFromLanguageRTL() ? "rtl" : "ltr" );
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}
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}
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// processing of nested <def>s
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if( isLogicalFormat ) // in articles with visual format <def> tags do not effect the formatting.
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{
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nodes = dd.elementsByTagName( "def" );
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// this is a logical type of XDXF, so we need to render proper numbering
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// we will do it this way:
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// 1. we compute the maximum nesting depth of the article
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int maxNestingDepth = 1; // maximum nesting depth of the article
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for( int i = 0; i < nodes.size(); i++ )
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{
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QDomElement el = nodes.at( i ).toElement();
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QDomElement nestingNode = el;
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int nestingCount = 0;
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while ( nestingNode.parentNode().toElement().tagName() == "def" )
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{
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nestingCount++;
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nestingNode = nestingNode.parentNode().toElement();
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}
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if ( nestingCount > maxNestingDepth )
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maxNestingDepth = nestingCount;
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}
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// 2. in this loop we go layer-by-layer through all <def> and insert proper numbers according to its structure
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for( int j = maxNestingDepth; j > 0; j-- ) // j symbolizes special depth to be processed at this iteration
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{
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int siblingCount = 0; // this that counts the number of among all siblings of this depth
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QString numberText = ""; // the number to be inserted into the beginning of <def> (I,II,IV,1,2,3,a),b),c)...)
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for( int i = 0; i < nodes.size(); i++ )
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{
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QDomElement el = nodes.at( i ).toElement();
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QDomElement nestingNode = el;
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// computing the depth @nestingDepth of a current node @el
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int nestingDepth = 0;
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while( nestingNode.parentNode().toElement().tagName() == "def" )
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{
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nestingDepth++;
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nestingNode=nestingNode.parentNode().toElement();
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}
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// we process nodes on of current depth @j
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// we do this in order not to break the numbering at this depth level
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if (nestingDepth == j)
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{
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siblingCount++;
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if( maxNestingDepth == 1 )
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{
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numberText = numberText.setNum( siblingCount ) + ". ";
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}
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else if( maxNestingDepth == 2 )
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{
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if( nestingDepth == 1 )
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numberText = numberText.setNum( siblingCount ) + ". ";
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if( nestingDepth == 2 )
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numberText = numberText.setNum( siblingCount ) + ") ";
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}
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else
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{
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if( nestingDepth == 1 )
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numberText = QString::fromStdString( convertToRoman(siblingCount,0) + ". " );
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if( nestingDepth == 2 )
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numberText = numberText.setNum( siblingCount ) + ". ";
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if( nestingDepth == 3 )
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numberText = numberText.setNum( siblingCount ) + ") ";
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if( nestingDepth == 4 )
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numberText = QString::fromStdString( convertToRoman(siblingCount,1) + ") " );
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}
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QDomElement numberNode = dd.createElement( "span" );
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numberNode.setAttribute( "class", "xdxf_num" );
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QDomText text_num = dd.createTextNode( numberText );
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numberNode.appendChild( text_num );
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el.insertBefore( numberNode, el.firstChild() );
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if ( el.hasAttribute( "cmt" ) )
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{
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QDomElement cmtNode = dd.createElement( "span" );
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cmtNode.setAttribute( "class", "xdxf_co" );
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QDomText text_num = dd.createTextNode( el.attribute( "cmt" ) );
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cmtNode.appendChild( text_num );
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el.insertAfter( cmtNode, el.firstChild() );
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}
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}
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else if( nestingDepth < j ) // if it goes one level up @siblingCount needs to be reset
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siblingCount = 0;
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}
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}
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// we finally change all <def> tags into 'xdxf_def' <span>s
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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el.setAttribute( "class", "xdxf_def" );
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}
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}
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nodes = dd.elementsByTagName( "opt" ); // Optional headword part
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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el.setAttribute( "class", "xdxf_opt" );
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}
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nodes = dd.elementsByTagName( "kref" ); // Reference to another word
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "a" );
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el.setAttribute( "href", QString( "bword:" ) + el.text() );
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el.setAttribute( "class", "xdxf_kref" );
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if ( el.hasAttribute( "idref" ) )
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{
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// todo implement support for referencing only specific parts of the article
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el.setAttribute( "href", QString( "bword:" ) + el.text() + "#" + el.attribute( "idref" ));
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}
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if ( el.hasAttribute( "kcmt" ) )
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{
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QDomText kcmtText = dd.createTextNode( " " + el.attribute( "kcmt" ) );
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el.parentNode().insertAfter( kcmtText, el );
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}
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}
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nodes = dd.elementsByTagName( "iref" ); // Reference to internet site
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "a" );
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el.setAttribute( "href", el.text() );
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}
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// Abbreviations
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if( revisionNumber < 29 )
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nodes = dd.elementsByTagName( "abr" );
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else
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nodes = dd.elementsByTagName( "abbr" );
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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el.setAttribute( "class", "xdxf_abbr" );
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if( type == XDXF && pAbrv != NULL )
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{
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string val = Utf8::encode( Folding::trimWhitespace( gd::toWString( el.text() ) ) );
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// If we have such a key, display a title
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map< string, string >::const_iterator i = pAbrv->find( val );
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if ( i != pAbrv->end() )
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{
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string title;
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if ( Utf8::decode( i->second ).size() < 70 )
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{
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// Replace all spaces with non-breakable ones, since that's how Lingvo shows tooltips
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title.reserve( i->second.size() );
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for( char const * c = i->second.c_str(); *c; ++c )
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if ( *c == ' ' || *c == '\t' )
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{
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// u00A0 in utf8
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title.push_back( 0xC2 );
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title.push_back( 0xA0 );
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}
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else
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title.push_back( *c );
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}
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else
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title = i->second;
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el.setAttribute( "title", gd::toQString( Utf8::decode( title ) ) );
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}
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}
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}
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nodes = dd.elementsByTagName( "dtrn" ); // Direct translation
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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el.setAttribute( "class", "xdxf_dtrn" );
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}
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nodes = dd.elementsByTagName( "c" ); // Color
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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if ( el.hasAttribute( "c" ) )
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{
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el.setAttribute( "style", "color:" + el.attribute( "c" ) );
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el.removeAttribute( "c" );
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}
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else
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el.setAttribute( "style", "color:blue" );
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}
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nodes = dd.elementsByTagName( "co" ); // Editorial comment
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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if( isLogicalFormat )
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el.setAttribute( "class", "xdxf_co" );
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else
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el.setAttribute( "class", "xdxf_co_old" );
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}
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/* grammar information */
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nodes = dd.elementsByTagName( "gr" ); // proper grammar tag
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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if( isLogicalFormat )
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el.setAttribute( "class", "xdxf_gr" );
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else
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el.setAttribute( "class", "xdxf_gr_old" );
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}
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nodes = dd.elementsByTagName( "pos" ); // deprecated grammar tag
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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if( isLogicalFormat )
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el.setAttribute( "class", "xdxf_gr" );
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else
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el.setAttribute( "class", "xdxf_gr_old" );
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}
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nodes = dd.elementsByTagName( "tense" ); // deprecated grammar tag
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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if( isLogicalFormat )
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el.setAttribute( "class", "xdxf_gr" );
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else
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el.setAttribute( "class", "xdxf_gr_old" );
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}
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/* end of grammar generation */
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nodes = dd.elementsByTagName( "tr" ); // Transcription
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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el.setTagName( "span" );
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if( isLogicalFormat )
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el.setAttribute( "class", "xdxf_tr" );
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else
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el.setAttribute( "class", "xdxf_tr_old" );
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}
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// Ensure that ArticleNetworkAccessManager can deal with XDXF images.
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// We modify the URL by using the dictionary ID as the hostname.
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// This is necessary to determine from which dictionary a requested
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// image originates.
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nodes = dd.elementsByTagName( "img" );
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for( int i = 0; i < nodes.size(); i++ )
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{
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QDomElement el = nodes.at( i ).toElement();
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if ( el.hasAttribute( "src" ) )
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{
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fixLink( el, dictPtr->getId(), "src" );
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}
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if ( el.hasAttribute( "losrc" ) )
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{
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fixLink( el, dictPtr->getId(), "losrc" );
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}
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if ( el.hasAttribute( "hisrc" ) )
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{
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fixLink( el, dictPtr->getId(), "hisrc" );
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}
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}
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nodes = dd.elementsByTagName( "rref" ); // Resource reference
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while( nodes.size() )
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{
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QDomElement el = nodes.at( 0 ).toElement();
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// if( type == XDXF && dictPtr != NULL && !el.hasAttribute( "start" ) )
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if( dictPtr != NULL && !el.hasAttribute( "start" ) )
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{
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string filename = Utf8::encode( gd::toWString( el.text() ) );
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if ( Filetype::isNameOfPicture( filename ) )
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{
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QUrl url;
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url.setScheme( "bres" );
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url.setHost( QString::fromUtf8( dictPtr->getId().c_str() ) );
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url.setPath( QString::fromUtf8( filename.c_str() ) );
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QDomElement newEl = dd.createElement( "img" );
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newEl.setAttribute( "src", url.toEncoded().data() );
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newEl.setAttribute( "alt", Html::escape( filename ).c_str() );
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QDomNode parent = el.parentNode();
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if( !parent.isNull() )
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{
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parent.replaceChild( newEl, el );
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continue;
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}
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}
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else if( Filetype::isNameOfSound( filename ) )
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{
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QUrl url;
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url.setScheme( "gdau" );
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url.setHost( QString::fromUtf8( dictPtr->getId().c_str() ) );
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url.setPath( QString::fromUtf8( filename.c_str() ) );
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QDomElement el_script = dd.createElement( "script" );
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QDomNode parent = el.parentNode();
|
|
if( !parent.isNull() )
|
|
{
|
|
el_script.setAttribute( "type", "text/javascript" );
|
|
parent.replaceChild( el_script, el );
|
|
|
|
QDomText el_txt = dd.createTextNode( makeAudioLinkScript( string( "\"" ) + url.toEncoded().data() + "\"",
|
|
dictPtr->getId() ).c_str() );
|
|
el_script.appendChild( el_txt );
|
|
|
|
QDomElement el_span = dd.createElement( "span" );
|
|
el_span.setAttribute( "class", "xdxf_wav" );
|
|
parent.insertAfter( el_span, el_script );
|
|
|
|
QDomElement el_a = dd.createElement( "a" );
|
|
el_a.setAttribute( "href", url.toEncoded().data() );
|
|
el_span.appendChild( el_a );
|
|
|
|
QDomElement el_img = dd.createElement( "img");
|
|
el_img.setAttribute( "src", "qrcx://localhost/icons/playsound.png" );
|
|
el_img.setAttribute( "border", "0" );
|
|
el_img.setAttribute( "align", "absmiddle" );
|
|
el_img.setAttribute( "alt", "Play" );
|
|
el_a.appendChild( el_img );
|
|
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
// We don't really know how to handle this at the moment, so we'll just
|
|
// convert it to a span and leave it as is for now.
|
|
|
|
el.setTagName( "span" );
|
|
el.setAttribute( "class", "xdxf_rref" );
|
|
}
|
|
|
|
// DPRINTF( "Result>>>>>>>>>>: %s\n\n\n", dd.toByteArray().data() );
|
|
|
|
return dd.toString().remove('\n').remove( QRegExp( "<(b|i)/>" ) ).toUtf8().data();
|
|
}
|
|
|
|
}
|
|
|