1 files changed, 78 insertions, 0 deletions
diff --git a/pylupdate3/proparser.cpp b/pylupdate3/proparser.cpp
new file mode 100644
index 0000000..f018b4c
--- /dev/null
+++ b/pylupdate3/proparser.cpp
@@ -0,0 +1,78 @@
+/**********************************************************************
+**   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;
+}