mirror of
https://invent.kde.org/graphics/okular
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36 lines
1.4 KiB
C++
36 lines
1.4 KiB
C++
/***************************************************************************
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* Copyright (C) 2013 Jaydeep Solanki <jaydp17@gmail.com> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#ifndef URL_UTILS_H
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#define URL_UTILS_H
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#include <QRegExp>
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namespace UrlUtils
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{
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QString getUrl( QString txt )
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{
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// match the url
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QRegExp reg( QStringLiteral( "\\b((https?|ftp)://(www\\d{0,3}[.])?[\\S]+)|((www\\d{0,3}[.])[\\S]+)" ) );
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// blocks from detecting invalid urls
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QRegExp reg1( QStringLiteral( "[\\w'\"\\(\\)]+https?://|[\\w'\"\\(\\)]+ftp://|[\\w'\"\\(\\)]+www\\d{0,3}[.]" ) );
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txt = txt.remove( QStringLiteral("\n") );
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if( reg1.indexIn( txt ) < 0 && reg.indexIn( txt ) >= 0 && QUrl( reg.cap() ).isValid() )
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{
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QString url = reg.cap();
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if( url.startsWith( QLatin1String("www") ) )
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url.prepend( QLatin1String("http://") );
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return url;
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}
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else
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return QString();
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}
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}
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#endif
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