cookiejar.cpp Example File | Qt WebKit Examples 5.4

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# cookiejar.cpp Example File

webkitwidgets/browser/cookiejar.cpp

    /****************************************************************************
    **
    ** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
    ** Contact: http://www.qt-project.org/legal
    **
    ** This file is part of the demonstration applications of the Qt Toolkit.
    **
    ** $QT_BEGIN_LICENSE:LGPL21$
    ** Commercial License Usage
    ** Licensees holding valid commercial Qt licenses may use this file in
    ** accordance with the commercial license agreement provided with the
    ** Software or, alternatively, in accordance with the terms contained in
    ** a written agreement between you and Digia. For licensing terms and
    ** conditions see http://qt.digia.com/licensing. For further information
    ** use the contact form at http://qt.digia.com/contact-us.
    **
    ** GNU Lesser General Public License Usage
    ** Alternatively, this file may be used under the terms of the GNU Lesser
    ** General Public License version 2.1 or version 3 as published by the Free
    ** Software Foundation and appearing in the file LICENSE.LGPLv21 and
    ** LICENSE.LGPLv3 included in the packaging of this file. Please review the
    ** following information to ensure the GNU Lesser General Public License
    ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
    ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    **
    ** In addition, as a special exception, Digia gives you certain additional
    ** rights. These rights are described in the Digia Qt LGPL Exception
    ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
    **
    ** $QT_END_LICENSE$
    **
    ****************************************************************************/

    #include "cookiejar.h"

    #include "autosaver.h"

    #include <QtCore/QDateTime>
    #include <QtCore/QDir>
    #include <QtCore/QFile>
    #include <QtCore/QMetaEnum>
    #include <QtCore/QSettings>
    #include <QtCore/QUrl>

    #include <QtWidgets/QCompleter>
    #include <QtGui/QDesktopServices>
    #include <QtGui/QFont>
    #include <QtGui/QFontMetrics>
    #include <QtWidgets/QHeaderView>
    #include <QtGui/QKeyEvent>
    #include <QtCore/QSortFilterProxyModel>
    #include <QtNetwork/QNetworkCookie>

    #include <QWebSettings>

    #include <QtCore/QDebug>

    static const unsigned int JAR_VERSION = 23;

    QDataStream &operator<<(QDataStream &stream, const QList<QNetworkCookie> &list)
    {
        stream << JAR_VERSION;
        stream << quint32(list.size());
        for (int i = 0; i < list.size(); ++i)
            stream << list.at(i).toRawForm();
        return stream;
    }

    QDataStream &operator>>(QDataStream &stream, QList<QNetworkCookie> &list)
    {
        list.clear();

        quint32 version;
        stream >> version;

        if (version != JAR_VERSION)
            return stream;

        quint32 count;
        stream >> count;
        for(quint32 i = 0; i < count; ++i)
        {
            QByteArray value;
            stream >> value;
            QList<QNetworkCookie> newCookies = QNetworkCookie::parseCookies(value);
            if (newCookies.count() == 0 && value.length() != 0) {
                qWarning() << "CookieJar: Unable to parse saved cookie:" << value;
            }
            for (int j = 0; j < newCookies.count(); ++j)
                list.append(newCookies.at(j));
            if (stream.atEnd())
                break;
        }
        return stream;
    }

    CookieJar::CookieJar(QObject *parent)
        : QNetworkCookieJar(parent)
        , m_loaded(false)
        , m_saveTimer(new AutoSaver(this))
        , m_acceptCookies(AcceptOnlyFromSitesNavigatedTo)
    {
    }

    CookieJar::~CookieJar()
    {
        if (m_keepCookies == KeepUntilExit)
            clear();
        m_saveTimer->saveIfNeccessary();
    }

    void CookieJar::clear()
    {
        setAllCookies(QList<QNetworkCookie>());
        m_saveTimer->changeOccurred();
        emit cookiesChanged();
    }

    void CookieJar::load()
    {
        if (m_loaded)
            return;
        // load cookies and exceptions
        qRegisterMetaTypeStreamOperators<QList<QNetworkCookie> >("QList<QNetworkCookie>");
        QSettings cookieSettings(QStandardPaths::writableLocation(QStandardPaths::DataLocation) + QLatin1String("/cookies.ini"), QSettings::IniFormat);
        setAllCookies(qvariant_cast<QList<QNetworkCookie> >(cookieSettings.value(QLatin1String("cookies"))));
        cookieSettings.beginGroup(QLatin1String("Exceptions"));
        m_exceptions_block = cookieSettings.value(QLatin1String("block")).toStringList();
        m_exceptions_allow = cookieSettings.value(QLatin1String("allow")).toStringList();
        m_exceptions_allowForSession = cookieSettings.value(QLatin1String("allowForSession")).toStringList();
        qSort(m_exceptions_block.begin(), m_exceptions_block.end());
        qSort(m_exceptions_allow.begin(), m_exceptions_allow.end());
        qSort(m_exceptions_allowForSession.begin(), m_exceptions_allowForSession.end());

        loadSettings();
    }

    void CookieJar::loadSettings()
    {
        QSettings settings;
        settings.beginGroup(QLatin1String("cookies"));
        QByteArray value = settings.value(QLatin1String("acceptCookies"),
                            QLatin1String("AcceptOnlyFromSitesNavigatedTo")).toByteArray();
        QMetaEnum acceptPolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("AcceptPolicy"));
        m_acceptCookies = acceptPolicyEnum.keyToValue(value) == -1 ?
                            AcceptOnlyFromSitesNavigatedTo :
                            static_cast<AcceptPolicy>(acceptPolicyEnum.keyToValue(value));

        value = settings.value(QLatin1String("keepCookiesUntil"), QLatin1String("KeepUntilExpire")).toByteArray();
        QMetaEnum keepPolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("KeepPolicy"));
        m_keepCookies = keepPolicyEnum.keyToValue(value) == -1 ?
                            KeepUntilExpire :
                            static_cast<KeepPolicy>(keepPolicyEnum.keyToValue(value));

        if (m_keepCookies == KeepUntilExit)
            setAllCookies(QList<QNetworkCookie>());

        m_loaded = true;
        emit cookiesChanged();
    }

    void CookieJar::save()
    {
        if (!m_loaded)
            return;
        purgeOldCookies();
        QString directory = QStandardPaths::writableLocation(QStandardPaths::DataLocation);
        if (directory.isEmpty())
            directory = QDir::homePath() + QLatin1String("/.") + QCoreApplication::applicationName();
        if (!QFile::exists(directory)) {
            QDir dir;
            dir.mkpath(directory);
        }
        QSettings cookieSettings(directory + QLatin1String("/cookies.ini"), QSettings::IniFormat);
        QList<QNetworkCookie> cookies = allCookies();
        for (int i = cookies.count() - 1; i >= 0; --i) {
            if (cookies.at(i).isSessionCookie())
                cookies.removeAt(i);
        }
        cookieSettings.setValue(QLatin1String("cookies"), QVariant::fromValue<QList<QNetworkCookie> >(cookies));
        cookieSettings.beginGroup(QLatin1String("Exceptions"));
        cookieSettings.setValue(QLatin1String("block"), m_exceptions_block);
        cookieSettings.setValue(QLatin1String("allow"), m_exceptions_allow);
        cookieSettings.setValue(QLatin1String("allowForSession"), m_exceptions_allowForSession);

        // save cookie settings
        QSettings settings;
        settings.beginGroup(QLatin1String("cookies"));
        QMetaEnum acceptPolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("AcceptPolicy"));
        settings.setValue(QLatin1String("acceptCookies"), QLatin1String(acceptPolicyEnum.valueToKey(m_acceptCookies)));

        QMetaEnum keepPolicyEnum = staticMetaObject.enumerator(staticMetaObject.indexOfEnumerator("KeepPolicy"));
        settings.setValue(QLatin1String("keepCookiesUntil"), QLatin1String(keepPolicyEnum.valueToKey(m_keepCookies)));
    }

    void CookieJar::purgeOldCookies()
    {
        QList<QNetworkCookie> cookies = allCookies();
        if (cookies.isEmpty())
            return;
        int oldCount = cookies.count();
        QDateTime now = QDateTime::currentDateTime();
        for (int i = cookies.count() - 1; i >= 0; --i) {
            if (!cookies.at(i).isSessionCookie() && cookies.at(i).expirationDate() < now)
                cookies.removeAt(i);
        }
        if (oldCount == cookies.count())
            return;
        setAllCookies(cookies);
        emit cookiesChanged();
    }

    QList<QNetworkCookie> CookieJar::cookiesForUrl(const QUrl &url) const
    {
        CookieJar *that = const_cast<CookieJar*>(this);
        if (!m_loaded)
            that->load();

        QWebSettings *globalSettings = QWebSettings::globalSettings();
        if (globalSettings->testAttribute(QWebSettings::PrivateBrowsingEnabled)) {
            QList<QNetworkCookie> noCookies;
            return noCookies;
        }

        return QNetworkCookieJar::cookiesForUrl(url);
    }

    bool CookieJar::setCookiesFromUrl(const QList<QNetworkCookie> &cookieList, const QUrl &url)
    {
        if (!m_loaded)
            load();

        QWebSettings *globalSettings = QWebSettings::globalSettings();
        if (globalSettings->testAttribute(QWebSettings::PrivateBrowsingEnabled))
            return false;

        QString host = url.host();
        bool eBlock = qBinaryFind(m_exceptions_block.begin(), m_exceptions_block.end(), host) != m_exceptions_block.end();
        bool eAllow = qBinaryFind(m_exceptions_allow.begin(), m_exceptions_allow.end(), host) != m_exceptions_allow.end();
        bool eAllowSession = qBinaryFind(m_exceptions_allowForSession.begin(), m_exceptions_allowForSession.end(), host) != m_exceptions_allowForSession.end();

        bool addedCookies = false;
        // pass exceptions
        bool acceptInitially = (m_acceptCookies != AcceptNever);
        if ((acceptInitially && !eBlock)
            || (!acceptInitially && (eAllow || eAllowSession))) {
            // pass url domain == cookie domain
            QDateTime soon = QDateTime::currentDateTime();
            soon = soon.addDays(90);
            foreach(QNetworkCookie cookie, cookieList) {
                QList<QNetworkCookie> lst;
                if (m_keepCookies == KeepUntilTimeLimit
                    && !cookie.isSessionCookie()
                    && cookie.expirationDate() > soon) {
                        cookie.setExpirationDate(soon);
                }
                lst += cookie;
                if (QNetworkCookieJar::setCookiesFromUrl(lst, url)) {
                    addedCookies = true;
                } else {
                    // finally force it in if wanted
                    if (m_acceptCookies == AcceptAlways) {
                        QList<QNetworkCookie> cookies = allCookies();
                        cookies += cookie;
                        setAllCookies(cookies);
                        addedCookies = true;
                    }
    #if 0
                    else
                        qWarning() << "setCookiesFromUrl failed" << url << cookieList.value(0).toRawForm();
    #endif
                }
            }
        }

        if (addedCookies) {
            m_saveTimer->changeOccurred();
            emit cookiesChanged();
        }
        return addedCookies;
    }

    CookieJar::AcceptPolicy CookieJar::acceptPolicy() const
    {
        if (!m_loaded)
            (const_cast<CookieJar*>(this))->load();
        return m_acceptCookies;
    }

    void CookieJar::setAcceptPolicy(AcceptPolicy policy)
    {
        if (!m_loaded)
            load();
        if (policy == m_acceptCookies)
            return;
        m_acceptCookies = policy;
        m_saveTimer->changeOccurred();
    }

    CookieJar::KeepPolicy CookieJar::keepPolicy() const
    {
        if (!m_loaded)
            (const_cast<CookieJar*>(this))->load();
        return m_keepCookies;
    }

    void CookieJar::setKeepPolicy(KeepPolicy policy)
    {
        if (!m_loaded)
            load();
        if (policy == m_keepCookies)
            return;
        m_keepCookies = policy;
        m_saveTimer->changeOccurred();
    }

    QStringList CookieJar::blockedCookies() const
    {
        if (!m_loaded)
            (const_cast<CookieJar*>(this))->load();
        return m_exceptions_block;
    }

    QStringList CookieJar::allowedCookies() const
    {
        if (!m_loaded)
            (const_cast<CookieJar*>(this))->load();
        return m_exceptions_allow;
    }

    QStringList CookieJar::allowForSessionCookies() const
    {
        if (!m_loaded)
            (const_cast<CookieJar*>(this))->load();
        return m_exceptions_allowForSession;
    }

    void CookieJar::setBlockedCookies(const QStringList &list)
    {
        if (!m_loaded)
            load();
        m_exceptions_block = list;
        qSort(m_exceptions_block.begin(), m_exceptions_block.end());
        m_saveTimer->changeOccurred();
    }

    void CookieJar::setAllowedCookies(const QStringList &list)
    {
        if (!m_loaded)
            load();
        m_exceptions_allow = list;
        qSort(m_exceptions_allow.begin(), m_exceptions_allow.end());
        m_saveTimer->changeOccurred();
    }

    void CookieJar::setAllowForSessionCookies(const QStringList &list)
    {
        if (!m_loaded)
            load();
        m_exceptions_allowForSession = list;
        qSort(m_exceptions_allowForSession.begin(), m_exceptions_allowForSession.end());
        m_saveTimer->changeOccurred();
    }

    CookieModel::CookieModel(CookieJar *cookieJar, QObject *parent)
        : QAbstractTableModel(parent)
        , m_cookieJar(cookieJar)
    {
        connect(m_cookieJar, SIGNAL(cookiesChanged()), this, SLOT(cookiesChanged()));
        m_cookieJar->load();
    }

    QVariant CookieModel::headerData(int section, Qt::Orientation orientation, int role) const
    {
        if (role == Qt::SizeHintRole) {
            QFont font;
            font.setPointSize(10);
            QFontMetrics fm(font);
            int height = fm.height() + fm.height()/3;
            int width = fm.width(headerData(section, orientation, Qt::DisplayRole).toString());
            return QSize(width, height);
        }

        if (orientation == Qt::Horizontal) {
            if (role != Qt::DisplayRole)
                return QVariant();

            switch (section) {
                case 0:
                    return tr("Website");
                case 1:
                    return tr("Name");
                case 2:
                    return tr("Path");
                case 3:
                    return tr("Secure");
                case 4:
                    return tr("Expires");
                case 5:
                    return tr("Contents");
                default:
                    return QVariant();
            }
        }
        return QAbstractTableModel::headerData(section, orientation, role);
    }

    QVariant CookieModel::data(const QModelIndex &index, int role) const
    {
        QList<QNetworkCookie> lst;
        if (m_cookieJar)
            lst = m_cookieJar->allCookies();
        if (index.row() < 0 || index.row() >= lst.size())
            return QVariant();

        switch (role) {
        case Qt::DisplayRole:
        case Qt::EditRole: {
            QNetworkCookie cookie = lst.at(index.row());
            switch (index.column()) {
                case 0:
                    return cookie.domain();
                case 1:
                    return cookie.name();
                case 2:
                    return cookie.path();
                case 3:
                    return cookie.isSecure();
                case 4:
                    return cookie.expirationDate();
                case 5:
                    return cookie.value();
            }
            }
        case Qt::FontRole:{
            QFont font;
            font.setPointSize(10);
            return font;
            }
        }

        return QVariant();
    }

    int CookieModel::columnCount(const QModelIndex &parent) const
    {
        return (parent.isValid()) ? 0 : 6;
    }

    int CookieModel::rowCount(const QModelIndex &parent) const
    {
        return (parent.isValid() || !m_cookieJar) ? 0 : m_cookieJar->allCookies().count();
    }

    bool CookieModel::removeRows(int row, int count, const QModelIndex &parent)
    {
        if (parent.isValid() || !m_cookieJar)
            return false;
        int lastRow = row + count - 1;
        beginRemoveRows(parent, row, lastRow);
        QList<QNetworkCookie> lst = m_cookieJar->allCookies();
        for (int i = lastRow; i >= row; --i) {
            lst.removeAt(i);
        }
        m_cookieJar->setAllCookies(lst);
        endRemoveRows();
        return true;
    }

    void CookieModel::cookiesChanged()
    {
        beginResetModel();
        endResetModel();
    }

    CookiesDialog::CookiesDialog(CookieJar *cookieJar, QWidget *parent) : QDialog(parent)
    {
        setupUi(this);
        setWindowFlags(Qt::Sheet);
        CookieModel *model = new CookieModel(cookieJar, this);
        m_proxyModel = new QSortFilterProxyModel(this);
        connect(search, SIGNAL(textChanged(QString)),
                m_proxyModel, SLOT(setFilterFixedString(QString)));
        connect(removeButton, SIGNAL(clicked()), cookiesTable, SLOT(removeOne()));
        connect(removeAllButton, SIGNAL(clicked()), cookiesTable, SLOT(removeAll()));
        m_proxyModel->setSourceModel(model);
        cookiesTable->verticalHeader()->hide();
        cookiesTable->setSelectionBehavior(QAbstractItemView::SelectRows);
        cookiesTable->setModel(m_proxyModel);
        cookiesTable->setAlternatingRowColors(true);
        cookiesTable->setTextElideMode(Qt::ElideMiddle);
        cookiesTable->setShowGrid(false);
        cookiesTable->setSortingEnabled(true);
        QFont f = font();
        f.setPointSize(10);
        QFontMetrics fm(f);
        int height = fm.height() + fm.height()/3;
        cookiesTable->verticalHeader()->setDefaultSectionSize(height);
        cookiesTable->verticalHeader()->setMinimumSectionSize(-1);
        for (int i = 0; i < model->columnCount(); ++i){
            int header = cookiesTable->horizontalHeader()->sectionSizeHint(i);
            switch (i) {
            case 0:
                header = fm.width(QLatin1String("averagehost.domain.com"));
                break;
            case 1:
                header = fm.width(QLatin1String("_session_id"));
                break;
            case 4:
                header = fm.width(QDateTime::currentDateTime().toString(Qt::LocalDate));
                break;
            }
            int buffer = fm.width(QLatin1String("xx"));
            header += buffer;
            cookiesTable->horizontalHeader()->resizeSection(i, header);
        }
        cookiesTable->horizontalHeader()->setStretchLastSection(true);
    }

    CookieExceptionsModel::CookieExceptionsModel(CookieJar *cookiejar, QObject *parent)
        : QAbstractTableModel(parent)
        , m_cookieJar(cookiejar)
    {
        m_allowedCookies = m_cookieJar->allowedCookies();
        m_blockedCookies = m_cookieJar->blockedCookies();
        m_sessionCookies = m_cookieJar->allowForSessionCookies();
    }

    QVariant CookieExceptionsModel::headerData(int section, Qt::Orientation orientation, int role) const
    {
        if (role == Qt::SizeHintRole) {
            QFont font;
            font.setPointSize(10);
            QFontMetrics fm(font);
            int height = fm.height() + fm.height()/3;
            int width = fm.width(headerData(section, orientation, Qt::DisplayRole).toString());
            return QSize(width, height);
        }

        if (orientation == Qt::Horizontal
            && role == Qt::DisplayRole) {
            switch (section) {
                case 0:
                    return tr("Website");
                case 1:
                    return tr("Status");
            }
        }
        return QAbstractTableModel::headerData(section, orientation, role);
    }

    QVariant CookieExceptionsModel::data(const QModelIndex &index, int role) const
    {
        if (index.row() < 0 || index.row() >= rowCount())
            return QVariant();

        switch (role) {
        case Qt::DisplayRole:
        case Qt::EditRole: {
            int row = index.row();
            if (row < m_allowedCookies.count()) {
                switch (index.column()) {
                    case 0:
                        return m_allowedCookies.at(row);
                    case 1:
                        return tr("Allow");
                }
            }
            row = row - m_allowedCookies.count();
            if (row < m_blockedCookies.count()) {
                switch (index.column()) {
                    case 0:
                        return m_blockedCookies.at(row);
                    case 1:
                        return tr("Block");
                }
            }
            row = row - m_blockedCookies.count();
            if (row < m_sessionCookies.count()) {
                switch (index.column()) {
                    case 0:
                        return m_sessionCookies.at(row);
                    case 1:
                        return tr("Allow For Session");
                }
            }
            }
        case Qt::FontRole:{
            QFont font;
            font.setPointSize(10);
            return font;
            }
        }
        return QVariant();
    }

    int CookieExceptionsModel::columnCount(const QModelIndex &parent) const
    {
        return (parent.isValid()) ? 0 : 2;
    }

    int CookieExceptionsModel::rowCount(const QModelIndex &parent) const
    {
        return (parent.isValid() || !m_cookieJar) ? 0 : m_allowedCookies.count() + m_blockedCookies.count() + m_sessionCookies.count();
    }

    bool CookieExceptionsModel::removeRows(int row, int count, const QModelIndex &parent)
    {
        if (parent.isValid() || !m_cookieJar)
            return false;

        int lastRow = row + count - 1;
        beginRemoveRows(parent, row, lastRow);
        for (int i = lastRow; i >= row; --i) {
            if (i < m_allowedCookies.count()) {
                m_allowedCookies.removeAt(row);
                continue;
            }
            i = i - m_allowedCookies.count();
            if (i < m_blockedCookies.count()) {
                m_blockedCookies.removeAt(row);
                continue;
            }
            i = i - m_blockedCookies.count();
            if (i < m_sessionCookies.count()) {
                m_sessionCookies.removeAt(row);
                continue;
            }
        }
        m_cookieJar->setAllowedCookies(m_allowedCookies);
        m_cookieJar->setBlockedCookies(m_blockedCookies);
        m_cookieJar->setAllowForSessionCookies(m_sessionCookies);
        endRemoveRows();
        return true;
    }

    CookiesExceptionsDialog::CookiesExceptionsDialog(CookieJar *cookieJar, QWidget *parent)
        : QDialog(parent)
        , m_cookieJar(cookieJar)
    {
        setupUi(this);
        setWindowFlags(Qt::Sheet);
        connect(removeButton, SIGNAL(clicked()), exceptionTable, SLOT(removeOne()));
        connect(removeAllButton, SIGNAL(clicked()), exceptionTable, SLOT(removeAll()));
        exceptionTable->verticalHeader()->hide();
        exceptionTable->setSelectionBehavior(QAbstractItemView::SelectRows);
        exceptionTable->setAlternatingRowColors(true);
        exceptionTable->setTextElideMode(Qt::ElideMiddle);
        exceptionTable->setShowGrid(false);
        exceptionTable->setSortingEnabled(true);
        m_exceptionsModel = new CookieExceptionsModel(cookieJar, this);
        m_proxyModel = new QSortFilterProxyModel(this);
        m_proxyModel->setSourceModel(m_exceptionsModel);
        connect(search, SIGNAL(textChanged(QString)),
                m_proxyModel, SLOT(setFilterFixedString(QString)));
        exceptionTable->setModel(m_proxyModel);

        CookieModel *cookieModel = new CookieModel(cookieJar, this);
        domainLineEdit->setCompleter(new QCompleter(cookieModel, domainLineEdit));

        connect(domainLineEdit, SIGNAL(textChanged(QString)),
                this, SLOT(textChanged(QString)));
        connect(blockButton, SIGNAL(clicked()), this, SLOT(block()));
        connect(allowButton, SIGNAL(clicked()), this, SLOT(allow()));
        connect(allowForSessionButton, SIGNAL(clicked()), this, SLOT(allowForSession()));

        QFont f = font();
        f.setPointSize(10);
        QFontMetrics fm(f);
        int height = fm.height() + fm.height()/3;
        exceptionTable->verticalHeader()->setDefaultSectionSize(height);
        exceptionTable->verticalHeader()->setMinimumSectionSize(-1);
        for (int i = 0; i < m_exceptionsModel->columnCount(); ++i){
            int header = exceptionTable->horizontalHeader()->sectionSizeHint(i);
            switch (i) {
            case 0:
                header = fm.width(QLatin1String("averagebiglonghost.domain.com"));
                break;
            case 1:
                header = fm.width(QLatin1String("Allow For Session"));
                break;
            }
            int buffer = fm.width(QLatin1String("xx"));
            header += buffer;
            exceptionTable->horizontalHeader()->resizeSection(i, header);
        }
    }

    void CookiesExceptionsDialog::textChanged(const QString &text)
    {
        bool enabled = !text.isEmpty();
        blockButton->setEnabled(enabled);
        allowButton->setEnabled(enabled);
        allowForSessionButton->setEnabled(enabled);
    }

    void CookiesExceptionsDialog::block()
    {
        if (domainLineEdit->text().isEmpty())
            return;
        m_exceptionsModel->m_blockedCookies.append(domainLineEdit->text());
        m_cookieJar->setBlockedCookies(m_exceptionsModel->m_blockedCookies);
        m_exceptionsModel->beginResetModel();
        m_exceptionsModel->endResetModel();
    }

    void CookiesExceptionsDialog::allow()
    {
        if (domainLineEdit->text().isEmpty())
            return;
        m_exceptionsModel->m_allowedCookies.append(domainLineEdit->text());
        m_cookieJar->setAllowedCookies(m_exceptionsModel->m_allowedCookies);
        m_exceptionsModel->beginResetModel();
        m_exceptionsModel->endResetModel();
    }

    void CookiesExceptionsDialog::allowForSession()
    {
        if (domainLineEdit->text().isEmpty())
            return;
        m_exceptionsModel->m_sessionCookies.append(domainLineEdit->text());
        m_cookieJar->setAllowForSessionCookies(m_exceptionsModel->m_sessionCookies);
        m_exceptionsModel->beginResetModel();
        m_exceptionsModel->endResetModel();
    }