diff options
| -rw-r--r-- | src/adblock/adblockrule.cpp | 173 | ||||
| -rw-r--r-- | src/adblock/adblockrule.h | 82 | ||||
| -rw-r--r-- | src/adblock/kcmwebkitadblock.cpp | 4 |
3 files changed, 258 insertions, 1 deletions
diff --git a/src/adblock/adblockrule.cpp b/src/adblock/adblockrule.cpp new file mode 100644 index 00000000..870ad825 --- /dev/null +++ b/src/adblock/adblockrule.cpp @@ -0,0 +1,173 @@ +/* + * Copyright (c) 2009, Zsombor Gegesy <gzsombor@gmail.com> + * Copyright (c) 2009, Benjamin C. Meyer <ben@meyerhome.net> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Benjamin Meyer nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * ============================================================ + * + * This file is a part of the rekonq project + * + * Copyright (C) 2009 by Andrea Diamantini <adjam7 at gmail dot com> + * + * + * 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) version 3 or any later version + * accepted by the membership of KDE e.V. (or its successor approved + * by the membership of KDE e.V.), which shall act as a proxy + * defined in Section 14 of version 3 of the license. + * + * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. + * + * ============================================================ */ + + +#include "adblockrule.h" + +#include <QDebug> +#include <QRegExp> +#include <QUrl> + + +AdBlockRule::AdBlockRule(const QString &filter) + : m_cssRule(false) + , m_exceptionRule(false) + , m_enabledRule(true) +{ + bool isRegExpRule = false; + + if (filter.startsWith(QLatin1String("!")) || filter.trimmed().isEmpty()) + m_enabledRule = false; + + if (filter.contains(QLatin1String("##"))) + m_cssRule = true; + + QString parsedLine = filter; + if (parsedLine.startsWith(QLatin1String("@@"))) + { + m_exceptionRule = true; + parsedLine = parsedLine.mid(2); + } + + if (parsedLine.startsWith(QLatin1Char('/'))) + { + if (parsedLine.endsWith(QLatin1Char('/'))) + { + parsedLine = parsedLine.mid(1); + parsedLine = parsedLine.left(parsedLine.size() - 1); + isRegExpRule = true; + } + } + + int options = parsedLine.indexOf(QLatin1String("$"), 0); + if (options >= 0) + { + m_options = parsedLine.mid(options + 1).split(QLatin1Char(',')); + parsedLine = parsedLine.left(options); + } + + if(!isRegExpRule) + parsedLine = convertPatternToRegExp(parsedLine); + m_regExp = QRegExp(parsedLine, Qt::CaseInsensitive, QRegExp::RegExp2); + + if (m_options.contains(QLatin1String("match-case"))) + { + m_regExp.setCaseSensitivity(Qt::CaseSensitive); + m_options.removeOne(QLatin1String("match-case")); + } +} + + +// here return false means that rule doesn't match, +// so that url is allowed +// return true means "matched rule", so stop url! +bool AdBlockRule::match(const QString &encodedUrl) const +{ + if (m_cssRule) + return false; + + if (!m_enabledRule) + return false; + + bool matched = m_regExp.indexIn(encodedUrl) != -1; + + if (matched && !m_options.isEmpty()) + { + // we only support domain right now + if (m_options.count() == 1) + { + foreach (const QString &option, m_options) + { + if (option.startsWith(QLatin1String("domain="))) + { + QUrl url = QUrl::fromEncoded(encodedUrl.toUtf8()); + QString host = url.host(); + QStringList domainOptions = option.mid(7).split(QLatin1Char('|')); + foreach (QString domainOption, domainOptions) + { + bool negate = domainOption.at(0) == QLatin1Char('~'); + if (negate) + domainOption = domainOption.mid(1); + bool hostMatched = domainOption == host; + if (hostMatched && !negate) + return true; + if (!hostMatched && negate) + return true; + } + } + } + } + return false; + } + + return matched; +} + + +QString AdBlockRule::convertPatternToRegExp(const QString &wildcardPattern) +{ + QString pattern = wildcardPattern; + return pattern.replace(QRegExp(QLatin1String("\\*+")), QLatin1String("*")) // remove multiple wildcards + .replace(QRegExp(QLatin1String("\\^\\|$")), QLatin1String("^")) // remove anchors following separator placeholder + .replace(QRegExp(QLatin1String("^(\\*)")), QLatin1String("")) // remove leading wildcards + .replace(QRegExp(QLatin1String("(\\*)$")), QLatin1String("")) // remove trailing wildcards + .replace(QRegExp(QLatin1String("(\\W)")), QLatin1String("\\\\1")) // escape special symbols + .replace(QRegExp(QLatin1String("^\\\\\\|\\\\\\|")), + QLatin1String("^[\\w\\-]+:\\/+(?!\\/)(?:[^\\/]+\\.)?")) // process extended anchor at expression start + .replace(QRegExp(QLatin1String("\\\\\\^")), + QLatin1String("(?:[^\\w\\d\\-.%]|$)")) // process separator placeholders + .replace(QRegExp(QLatin1String("^\\\\\\|")), QLatin1String("^")) // process anchor at expression start + .replace(QRegExp(QLatin1String("\\\\\\|$")), QLatin1String("$")) // process anchor at expression end + .replace(QRegExp(QLatin1String("\\\\\\*")), QLatin1String(".*")) // replace wildcards by .* + ; +} diff --git a/src/adblock/adblockrule.h b/src/adblock/adblockrule.h new file mode 100644 index 00000000..3f1bd8bf --- /dev/null +++ b/src/adblock/adblockrule.h @@ -0,0 +1,82 @@ +/* + * Copyright (c) 2009, Benjamin C. Meyer <ben@meyerhome.net> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Benjamin Meyer nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * ============================================================ + * + * This file is a part of the rekonq project + * + * Copyright (C) 2009 by Andrea Diamantini <adjam7 at gmail dot com> + * + * + * 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) version 3 or any later version + * accepted by the membership of KDE e.V. (or its successor approved + * by the membership of KDE e.V.), which shall act as a proxy + * defined in Section 14 of version 3 of the license. + * + * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. + * + * ============================================================ */ + + +#ifndef ADBLOCKRULE_H +#define ADBLOCKRULE_H + +// Qt Includes +#include <QStringList> + +// Forward Includes +class QUrl; +class QRegExp; + + +class AdBlockRule +{ +public: + AdBlockRule(const QString &filter); + + bool match(const QString &encodedUrl) const; + +private: + QString convertPatternToRegExp(const QString &wildcardPattern); + + bool m_cssRule; + bool m_exceptionRule; + bool m_enabledRule; + QRegExp m_regExp; + QStringList m_options; +}; + +#endif // ADBLOCKRULE_H diff --git a/src/adblock/kcmwebkitadblock.cpp b/src/adblock/kcmwebkitadblock.cpp index f6383788..bbe44c0e 100644 --- a/src/adblock/kcmwebkitadblock.cpp +++ b/src/adblock/kcmwebkitadblock.cpp @@ -99,7 +99,6 @@ void KCMWebkitAdblock::load() QString filter = cg.readEntry( key, QString() ); listWidget->addItem(filter); } -// updateButton(); } @@ -139,6 +138,7 @@ void KCMWebkitAdblock::addExpr() { listWidget->addItem( lineEdit->text() ); lineEdit->clear(); + emit changed(true); } @@ -146,6 +146,7 @@ void KCMWebkitAdblock::removeSelected() { listWidget->takeItem(listWidget->currentRow()); searchLine->clear(); + emit changed(true); } @@ -182,4 +183,5 @@ void KCMWebkitAdblock::importExpr() while (!line.isNull()); KIO::NetAccess::removeTempFile(target); + emit changed(true); } |