150 lines
3.6 KiB
C++
150 lines
3.6 KiB
C++
/*
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* Copyright 2005-2007 Gerald Schmidt.
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*
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* This file is part of Xml Copy Editor.
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*
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* Xml Copy Editor is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* Xml Copy Editor is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Xml Copy Editor; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <string>
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#include <vector>
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#include <stdexcept>
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#include <expat.h>
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#include <cstring>
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#include "xmlprodnote.h"
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XmlProdnote::XmlProdnote (
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bool parseDeclaration,
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bool expandInternalEntities,
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size_t size ) :
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d ( new ProdnoteData() )
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{
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d->buffer.reserve ( size );
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XML_SetUserData ( p, d.get() );
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// parse declaration?
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if ( parseDeclaration )
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XML_SetXmlDeclHandler ( p, xmldeclhandler );
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// internal entities
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if ( expandInternalEntities )
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XML_SetDefaultHandlerExpand ( p, defaulthandler );
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else
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XML_SetDefaultHandler ( p, defaulthandler );
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XML_SetElementHandler ( p, start, end );
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d->level = 100;
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}
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XmlProdnote::~XmlProdnote()
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{}
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void XMLCALL XmlProdnote::xmldeclhandler (
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void *data,
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const XML_Char *version,
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const XML_Char *encoding,
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int standalone )
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{
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ProdnoteData *d;
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d = ( ProdnoteData * ) data;
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d->encoding = ( encoding ) ? encoding : "UTF-8";
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d->buffer.append ( "<?xml version=\"" );
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d->buffer.append ( version );
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d->buffer.append ( "\" encoding=\"" );
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d->buffer.append ( d->encoding );
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d->buffer.append ( "\"" );
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if ( standalone != -1 )
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{
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d->buffer.append ( " standalone=\"" );
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d->buffer.append ( ( standalone == 1 ) ? "yes" : "no" );
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d->buffer.append ( "\"" );
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}
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d->buffer.append ( "?>" );
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}
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void XMLCALL XmlProdnote::defaulthandler (
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void *data,
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const XML_Char *s,
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int len )
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{
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ProdnoteData *d;
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d = ( ProdnoteData * ) data;
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d->buffer.append ( s, len );
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}
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void XMLCALL XmlProdnote::start ( void *data,
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const XML_Char *el,
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const XML_Char **attr )
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{
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ProdnoteData *pd;
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pd = ( ProdnoteData * ) data;
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pd->level += 1;
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bool skip = false;
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std::string tag;
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tag += "<";
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tag += el;
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for ( ; *attr; attr += 2 )
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{
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tag += " ";
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tag += *attr;
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tag += "=\"";
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tag += *(attr + 1);
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tag += "\"";
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if ( !strcmp ( el, "span" ) && !strcmp (*attr, "class") )
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{
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if ( !strcmp ( *(attr + 1), "optional-prodnote" ) ||
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!strcmp ( *(attr + 1), "required-prodnote" ) )
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{
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skip = true;
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pd->level = 1;
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break;
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}
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}
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}
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tag += ">";
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if ( skip )
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{
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return;
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}
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pd->buffer += tag;
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}
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void XMLCALL XmlProdnote::end ( void *data, const XML_Char *el )
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{
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ProdnoteData *pd;
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pd = ( ProdnoteData * ) data;
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pd->level -= 1;
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if ( !(pd->level) && !strcmp ( el, "span" ) )
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{
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pd->level = 100;
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return;
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}
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pd->buffer += "</";
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pd->buffer += el;
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pd->buffer += ">";
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}
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