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/* This file is part of the KDE project
Copyright (C) 2005 Ivor Hewitt <ivor@kde.org>
Copyright (C) 2008 Maksim Orlovich <maksim@kde.org>
Copyright (C) 2008 Vyacheslav Tokarev <tsjoker@gmail.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <QString>
#include <QRegExp>
#include <QVector>
#include <wtf/HashMap.h>
#include <QHash>
#include <QBitArray>
namespace khtml {
// Updateable Multi-String Matcher based on Rabin-Karp's algorithm
class StringsMatcher {
public:
// add filter to matching set
void addString(const QString& pattern);
// check if string matches at least one string from matching set,
// optionally return the matching string or filter
bool isMatched(const QString& str, QString *by = 0) const;
// add filter to matching set with wildcards (*,?) in it
void addWildedString(const QString& prefix, const QRegExp& rx);
void clear();
private:
QVector<QString> stringFilters;
QVector<QString> shortStringFilters;
QVector<QRegExp> reFilters;
QVector<QString> rePrefixes;
QBitArray fastLookUp;
WTF::HashMap<int, QVector<int> > stringFiltersHash;
};
// This represents a set of filters that may match URLs.
// Currently it supports a subset of AddBlock Plus functionality.
class FilterSet {
public:
// Parses and registers a filter. This will also strip @@ for exclusion rules, skip comments, etc.
// The user does have to split black and white lists into separate sets, however
void addFilter(const QString& filter);
bool isUrlMatched(const QString& url);
QString urlMatchedBy(const QString& url);
void clear();
private:
QVector<QRegExp> reFilters;
StringsMatcher stringFiltersMatcher;
};
}
// kate: indent-width 4; replace-tabs on; tab-width 4; space-indent on;
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