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tqt3/tools/linguist/linguist/phrase.cpp

190 lines
5.6 KiB

/**********************************************************************
** Copyright (C) 2000-2008 Trolltech ASA. All rights reserved.
**
** This file is part of TQt Linguist.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** Licensees holding valid TQt Commercial licenses may use this file in
** accordance with the TQt Commercial License Agreement provided with
** the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#include "phrase.h"
#include <ntqapplication.h>
#include <ntqcstring.h>
#include <ntqfile.h>
#include <ntqmessagebox.h>
#include <ntqregexp.h>
#include <ntqtextstream.h>
#include <tqxml.h>
static TQString protect( const TQString& str )
{
TQString p = str;
p.replace( "&", "&amp;" );
p.replace( "\"", "&quot;" );
p.replace( ">", "&gt;" );
p.replace( "<", "&lt;" );
p.replace( "'", "&apos;" );
return p;
}
Phrase::Phrase( const TQString& source, const TQString& target,
const TQString& definition )
: s( source ), t( target ), d( definition )
{
}
bool operator==( const Phrase& p, const Phrase& q )
{
return p.source() == q.source() && p.target() == q.target() &&
p.definition() == q.definition();
}
class QphHandler : public TQXmlDefaultHandler
{
public:
QphHandler( PhraseBook *phraseBook )
: pb( phraseBook ), ferrorCount( 0 ) { }
virtual bool startElement( const TQString& namespaceURI,
const TQString& localName, const TQString& qName,
const TQXmlAttributes& atts );
virtual bool endElement( const TQString& namespaceURI,
const TQString& localName, const TQString& qName );
virtual bool characters( const TQString& ch );
virtual bool fatalError( const TQXmlParseException& exception );
private:
PhraseBook *pb;
TQString source;
TQString target;
TQString definition;
TQString accum;
int ferrorCount;
};
bool QphHandler::startElement( const TQString& /* namespaceURI */,
const TQString& /* localName */,
const TQString& qName,
const TQXmlAttributes& /* atts */ )
{
if ( qName == TQString("phrase") ) {
source.truncate( 0 );
target.truncate( 0 );
definition.truncate( 0 );
}
accum.truncate( 0 );
return TRUE;
}
bool QphHandler::endElement( const TQString& /* namespaceURI */,
const TQString& /* localName */,
const TQString& qName )
{
if ( qName == TQString("source") )
source = accum;
else if ( qName == TQString("target") )
target = accum;
else if ( qName == TQString("definition") )
definition = accum;
else if ( qName == TQString("phrase") )
pb->append( Phrase(source, target, definition) );
return TRUE;
}
bool QphHandler::characters( const TQString& ch )
{
accum += ch;
return TRUE;
}
bool QphHandler::fatalError( const TQXmlParseException& exception )
{
if ( ferrorCount++ == 0 ) {
TQString msg;
msg.sprintf( "Parse error at line %d, column %d (%s).",
exception.lineNumber(), exception.columnNumber(),
exception.message().latin1() );
TQMessageBox::information( tqApp->mainWidget(),
TQObject::tr("TQt Linguist"), msg );
}
return FALSE;
}
bool PhraseBook::load( const TQString& filename )
{
TQFile f( filename );
if ( !f.open(IO_ReadOnly) )
return FALSE;
TQTextStream t( &f );
TQXmlInputSource in( t );
TQXmlSimpleReader reader;
// don't click on these!
reader.setFeature( "http://xml.org/sax/features/namespaces", FALSE );
reader.setFeature( "http://xml.org/sax/features/namespace-prefixes", TRUE );
reader.setFeature( "http://trolltech.com/xml/features/report-whitespace"
"-only-CharData", FALSE );
TQXmlDefaultHandler *hand = new QphHandler( this );
reader.setContentHandler( hand );
reader.setErrorHandler( hand );
bool ok = reader.parse( in );
reader.setContentHandler( 0 );
reader.setErrorHandler( 0 );
delete hand;
f.close();
if ( !ok )
clear();
return ok;
}
bool PhraseBook::save( const TQString& filename ) const
{
TQFile f( filename );
if ( !f.open(IO_WriteOnly) )
return FALSE;
TQTextStream t( &f );
t.setEncoding(TQTextStream::UnicodeUTF8);
t << "<!DOCTYPE TQPH><TQPH>\n";
ConstIterator p;
for ( p = begin(); p != end(); ++p ) {
t << "<phrase>\n";
t << " <source>" << protect( (*p).source() ) << "</source>\n";
t << " <target>" << protect( (*p).target() ) << "</target>\n";
if ( !(*p).definition().isEmpty() )
t << " <definition>" << protect( (*p).definition() )
<< "</definition>\n";
t << "</phrase>\n";
}
t << "</TQPH>\n";
f.close();
return TRUE;
}