From 92c687d281f69085436a77efb8cd1d4d2d9333f8 Mon Sep 17 00:00:00 2001
From: zecke <zecke>
Date: Sun, 20 Apr 2003 17:24:50 +0000
Subject: Initial revision

---
(limited to 'development/translation/shared/proparser.cpp')

diff --git a/development/translation/shared/proparser.cpp b/development/translation/shared/proparser.cpp
new file mode 100644
index 0000000..21d2f86
--- a/dev/null
+++ b/development/translation/shared/proparser.cpp
@@ -0,0 +1,87 @@
+/**********************************************************************
+** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
+**
+** This file is part of Qt Linguist.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#include "proparser.h"
+
+#include <qregexp.h>
+#include <qstringlist.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]$")), QString(" ") );
+    t.replace( QRegExp(QString("\\\\\\s*\n")), QString(" ") );
+    t.replace( "=", QString(" = ") );
+    t.replace( "+ =", QString(" += ") );
+    t.replace( "\n", QString(";") );
+    t = t.simplifyWhiteSpace();
+
+    QMap<QString, QString> tagMap;
+
+    QStringList lines = QStringList::split( QChar(';'), t );
+    QStringList::Iterator line;
+    for ( line = lines.begin(); line != lines.end(); ++line ) {
+	QStringList toks = QStringList::split( QChar(' '), *line );
+
+	if ( toks.count() >= 3 && 
+	     (toks[1] == QString("=") || toks[1] == QString("+=")) ) {
+	    QString tag = toks.first();
+	    int k = tag.findRev( QChar(':') ); // as in 'unix:'
+	    if ( k != -1 )
+		tag = tag.mid( k + 1 );
+	    toks.remove( toks.begin() );
+
+	    QString action = toks.first();
+	    toks.remove( toks.begin() );
+
+	    if ( tagMap.contains(tag) ) {
+		if ( action == QString("=") )
+		    tagMap.replace( tag, toks.join(QChar(' ')) );
+		else
+		    tagMap[tag] += QChar( ' ' ) + toks.join( QChar(' ') );
+	    } else {
+		tagMap[tag] = toks.join( QChar(' ') );
+	    }
+	}
+    }
+
+    QRegExp var( "\\$\\$[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();
+	    QString invocation = (*it).mid( i + 2, len - 2 );
+	    QString after;
+	    if ( tagMap.contains(invocation) )
+		after = tagMap[invocation];
+	    (*it).replace( i, len, after );
+	    i += after.length();
+	}
+    }
+    return tagMap;
+}
--
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