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/**********************************************************************
** Copyright (C) 2000 Trolltech AS. All rights reserved.
**
** proparser.cpp
**
** This file is part of Qt Linguist.
**
** See the file LICENSE included in the distribution for the usage
** and distribution terms.
**
** The file is provided AS IS with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE.
**
**********************************************************************/
#include <qregexp.h>
#include <qstringlist.h>
#include "proparser.h"
QMap<QString, QString> proFileTagMap( const QString& text )
{
QString t = text;
/*
Strip comments, merge lines ending with backslash, add
spaces around '=' and '+=', replace '\n' with ';', and
simplify white spaces.
*/
t.replace( QRegExp(QString("#[^\n]$")), QString(" ") );
t.replace( QRegExp(QString("\\\\\\s*\n")), QString(" ") );
t.replace( QRegExp(QString("=")), QString(" = ") );
t.replace( QRegExp(QString("\\+ =")), QString(" += ") );
t.replace( QRegExp(QString("\n")), QString(";") );
t = t.simplifyWhiteSpace();
QMap<QString, QString> tagMap;
QStringList lines = QStringList::split( QChar(';'), t );
QStringList::Iterator line;
for ( line = lines.begin(); line != lines.end(); ++line ) {
QStringList toks = QStringList::split( QChar(' '), *line );
if ( toks.count() >= 3 &&
(toks[1] == QString("=") || toks[1] == QString("+=")) ) {
QString tag = toks.first();
int k = tag.findRev( QChar(':') ); // as in 'unix:'
if ( k != -1 )
tag = tag.mid( k + 1 );
toks.remove( toks.begin() );
QString action = toks.first();
toks.remove( toks.begin() );
if ( tagMap.contains(tag) ) {
if ( action == QString("=") )
tagMap.replace( tag, toks.join(QChar(' ')) );
else
tagMap[tag] += QChar( ' ' ) + toks.join( QChar(' ') );
} else {
tagMap[tag] = toks.join( QChar(' ') );
}
}
}
QRegExp var( "\\$\\$[a-zA-Z0-9_]+" );
QMap<QString, QString>::Iterator it;
for ( it = tagMap.begin(); it != tagMap.end(); ++it ) {
int i = 0;
while ( (i = var.search(it.data(), i)) != -1 ) {
int len = var.matchedLength();
(*it).replace( i, len, tagMap[(*it).mid(i + 2, len - 2)] );
}
}
return tagMap;
}
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