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Added regexps work on adblocks.

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This commit is contained in:
Martin Rotter 2017-07-19 13:39:29 +02:00
parent 7c56d66492
commit dbfb1afbe0
2 changed files with 119 additions and 0 deletions
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77
src/miscellaneous/simpleregexp.cpp Executable file
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// This file is part of RSS Guard.
//
// Copyright (C) 2011-2017 by Martin Rotter <rotter.martinos@gmail.com>
// Copyright (C) 2010-2014 by David Rosca <nowrep@gmail.com>
//
// RSS Guard 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 3 of the License, or
// (at your option) any later version.
//
// RSS Guard is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.
#include "miscellaneous/simpleregexp.h"
SimpleRegExp::SimpleRegExp()
: QRegularExpression(QString(), QRegularExpression::DotMatchesEverythingOption), m_matchedLength(-1) {
}
SimpleRegExp::SimpleRegExp(const QString &pattern, Qt::CaseSensitivity cs)
: QRegularExpression(pattern, QRegularExpression::DotMatchesEverythingOption), m_matchedLength(-1) {
if (cs == Qt::CaseInsensitive) {
setPatternOptions(patternOptions() | QRegularExpression::CaseInsensitiveOption);
}
}
SimpleRegExp::SimpleRegExp(const SimpleRegExp &re)
: QRegularExpression(re) , m_matchedLength(-1) {
}
void SimpleRegExp::setMinimal(bool minimal) {
QRegularExpression::PatternOptions opt;
if (minimal) {
opt = patternOptions() | QRegularExpression::InvertedGreedinessOption;
}
else {
opt = patternOptions() & ~QRegularExpression::InvertedGreedinessOption;
}
setPatternOptions(opt);
}
int SimpleRegExp::indexIn(const QString &str, int offset) const {
SimpleRegExp *that = const_cast<SimpleRegExp*>(this);
QRegularExpressionMatch m = match(str, offset);
if (!m.hasMatch()) {
that->m_matchedLength = -1;
that->m_capturedTexts.clear();
return -1;
}
else {
that->m_matchedLength = m.capturedLength();
that->m_capturedTexts = m.capturedTexts();
return m.capturedStart();
}
}
int SimpleRegExp::matchedLength() const {
return m_matchedLength;
}
QString SimpleRegExp::cap(int nth) const {
if (nth >= 0 && m_capturedTexts.size() > nth) {
return m_capturedTexts.at(nth);
}
else {
return QString();
}
}

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src/miscellaneous/simpleregexp.h Executable file
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// This file is part of RSS Guard.
//
// Copyright (C) 2011-2017 by Martin Rotter <rotter.martinos@gmail.com>
// Copyright (C) 2010-2014 by David Rosca <nowrep@gmail.com>
//
// RSS Guard 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 3 of the License, or
// (at your option) any later version.
//
// RSS Guard is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.
#ifndef SIMPLEREGEXP_H
#define SIMPLEREGEXP_H
#include <QRegularExpression>
#include <QStringList>
class SimpleRegExp : public QRegularExpression {
public:
explicit SimpleRegExp();
explicit SimpleRegExp(const QString &pattern, Qt::CaseSensitivity cs = Qt::CaseSensitive);
explicit SimpleRegExp(const SimpleRegExp &re);
void setMinimal(bool minimal);
int indexIn(const QString &str, int offset = 0) const;
int matchedLength() const;
QString cap(int nth = 0) const;
private:
QStringList m_capturedTexts;
int m_matchedLength;
};
#endif // SIMPLEREGEXP_H