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/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
*/
/*
Copyright (C) 2004 Peter Simonsson <psn@linux.se>
Copyright (C) 2006-2008 Eike Hein <hein@kde.org>
*/
#include "common.h"
#include "konversationapplication.h"
#include "config/preferences.h"
#include <qcstring.h>
#include <qstring.h>
#include <qregexp.h>
#include <qpixmap.h>
#include <qbitmap.h>
#include <qpainter.h>
#include <klocale.h>
namespace Konversation
{
#include "guess_ja.cpp"
#include "unicode.cpp"
static QRegExp colorRegExp("((\003([0-9]|0[0-9]|1[0-5])(,([0-9]|0[0-9]|1[0-5])|)|\017)|\x02|\x09|\x13|\x16|\x1f)");
static QRegExp urlPattern("((www\\.(?!\\.)|(fish|irc|(f|sf|ht)tp(|s))://)(\\.?[\\d\\w/,\\':~\\?=;#@\\-\\+\\%\\*\\{\\}\\!\\(\\)]|&)+)|"
"([-.\\d\\w]+@[-.\\d\\w]{2,}\\.[\\w]{2,})");
static QRegExp tdlPattern("(.*)\\.(\\w+),$");
QString removeIrcMarkup(const QString& text)
{
QString escaped = text;
// Escape text decoration
escaped.remove(colorRegExp);
// Remove Mirc's 0x03 characters too, they show up as rectangles
escaped.remove(QChar(0x03));
return escaped;
}
QString tagURLs(const QString& text, const QString& fromNick, bool useCustomColor)
{
// QTime timer;
// timer.start();
QString filteredLine = text;
QString linkColor = Preferences::color(Preferences::Hyperlink).name();
QString link;
QString insertText;
int pos = 0;
int urlLen = 0;
QString href;
if(useCustomColor)
{
link = "<font color=\""+linkColor+"\"><a href=\"#%1\">%2</a></font>";
}
else
{
link = "<a href=\"#%1\">%2</a>";
}
if(filteredLine.contains("#"))
{
QRegExp chanExp("(^|\\s|^\"|\\s\"|,|'|\\(|\\:|!|@|%|\\+)(#[^,\\s;\\)\\:\\/\\(\\<\\>]*[^.,\\s;\\)\\:\\/\\(\"\''\\<\\>])");
while((pos = chanExp.search(filteredLine, pos)) >= 0)
{
href = chanExp.cap(2);
urlLen = href.length();
pos += chanExp.cap(1).length();
// HACK:Use space as a placeholder for \ as Qt tries to be clever and does a replace to / in urls in QTextEdit
insertText = link.arg(QString(href).replace('\\', " "), href);
filteredLine.replace(pos, urlLen, insertText);
pos += insertText.length();
}
}
pos = 0;
urlLen = 0;
urlPattern.setCaseSensitive(false);
QString protocol;
if(useCustomColor)
{
link = "<font color=\"" + linkColor + "\"><u><a href=\"%1%2\">%3</a></u></font>";
}
else
{
link = "<u><a href=\"%1%2\">%3</a></u>";
}
while((pos = urlPattern.search(filteredLine, pos)) >= 0)
{
QString append;
// check if the matched text is already replaced as a channel
if ( filteredLine.findRev( "<a", pos ) > filteredLine.findRev( "</a>", pos ) )
{
++pos;
continue;
}
protocol="";
urlLen = urlPattern.matchedLength();
href = filteredLine.mid( pos, urlLen );
// Don't consider trailing comma part of link.
if (href.right(1) == ",")
{
href.truncate(href.length()-1);
append = ',';
}
// Don't consider trailing semicolon part of link.
if (href.right(1) == ";")
{
href.truncate(href.length()-1);
append = ';';
}
// Don't consider trailing closing parenthesis part of link when
// there's an opening parenthesis preceding the beginning of the
// URL or there is no opening parenthesis in the URL at all.
if (href.right(1) == ")" && (filteredLine.mid(pos-1,1) == "(" || !href.contains("(")))
{
href.truncate(href.length()-1);
append.prepend(")");
}
// Qt doesn't support (?<=pattern) so we do it here
if((pos > 0) && filteredLine[pos-1].isLetterOrNumber())
{
pos++;
continue;
}
if (urlPattern.cap(1).startsWith("www.", false))
protocol = "http://";
else if (urlPattern.cap(1).isEmpty())
protocol = "mailto:";
// Use \x0b as a placeholder for & so we can readd them after changing all & in the normal text to &
// HACK Replace % with \x03 in the url to keep Qt from doing stupid things
insertText = link.arg(protocol, QString(href).replace('&', "\x0b").replace('%', "\x03"), href) + append;
filteredLine.replace(pos, urlLen, insertText);
pos += insertText.length();
KonversationApplication::instance()->storeUrl(fromNick, href);
}
// Change & to & to prevent html entities to do strange things to the text
filteredLine.replace('&', "&");
filteredLine.replace("\x0b", "&");
// kdDebug() << "Took (msecs) : " << timer.elapsed() << " for " << filteredLine << endl;
return filteredLine;
}
//TODO: there's room for optimization as pahlibar said. (strm)
// the below two functions were taken from kopeteonlinestatus.cpp.
QBitmap overlayMasks( const QBitmap *under, const QBitmap *over )
{
if ( !under && !over ) return QBitmap();
if ( !under ) return *over;
if ( !over ) return *under;
QBitmap result = *under;
bitBlt( &result, 0, 0, over, 0, 0, over->width(), over->height(), Qt::OrROP );
return result;
}
QPixmap overlayPixmaps( const QPixmap &under, const QPixmap &over )
{
if ( over.isNull() ) return under;
QImage imResult; imResult=under;
QImage imOver; imOver=over;
QPixmap result;
bitBlt(&imResult,0,0,&imOver,0,0,imOver.width(),imOver.height(),0);
result=imResult;
return result;
}
}
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