/* ============================================================
* QupZilla - WebKit based browser
* Copyright (C) 2010-2011  David Rosca
*
* 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 3 of the License, or
* (at your option) any later version.
*
* 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 WEBPAGE_H
#define WEBPAGE_H

#include <QDebug>
#include <QUrl>
#include <QWebView>
#include <QWebFrame>
#include <QWebHistory>
#include <QtNetwork/QtNetwork>
#include <QDebug>
#include <QDesktopServices>
#include <QMessageBox>
#include <QDesktopServices>
#include <QStyle>
#include <QFileDialog>
#include <QWebInspector>

class QupZilla;
class WebView;
class WebPage : public QWebPage
{
    Q_OBJECT
public:
    struct AdBlockedEntry {
        QString rule;
        QUrl url;

        bool operator==(const AdBlockedEntry &other)
        {
            return (this->rule == other.rule && this->url == other.url);
        }
    };

    WebPage(WebView* parent, QupZilla* mainClass);
    void populateNetworkRequest(QNetworkRequest &request);
    ~WebPage();

    WebView* getView() { return m_view; }
    void setSSLCertificate(const QSslCertificate &cert);
    QSslCertificate sslCertificate();
    QString userAgentForUrl(const QUrl &url) const;

    bool javaScriptPrompt(QWebFrame* originatingFrame, const QString &msg, const QString &defaultValue, QString* result);
    bool javaScriptConfirm(QWebFrame* originatingFrame, const QString &msg);
    void javaScriptAlert(QWebFrame* originatingFrame, const QString &msg);

    void addAdBlockRule(const QString &filter, const QUrl &url);
    QList<AdBlockedEntry> adBlockedEntries() { return m_adBlockedEntries; }

    QupZilla* qupzilla() { return p_QupZilla; }

    void scheduleAdjustPage() { m_adjustingScheduled = true; }

signals:
    void privacyChanged(bool status);

protected slots:
    QWebPage* createWindow(QWebPage::WebWindowType type);
    void handleUnsupportedContent(QNetworkReply* url);
//    void loadingStarted();
    void progress(int prog);
    void finished();

private slots:
    void cleanBlockedObjects();
    void urlChanged(const QUrl &url);

private:
    virtual bool supportsExtension(Extension extension) const { return (extension == ErrorPageExtension); }
    virtual bool extension(Extension extension, const ExtensionOption* option, ExtensionReturn* output = 0);
    bool acceptNavigationRequest(QWebFrame* frame, const QNetworkRequest &request, NavigationType type);

    QString chooseFile(QWebFrame *originatingFrame, const QString &oldFile);
    static QString m_lastUploadLocation;

    QupZilla* p_QupZilla;
    QNetworkRequest m_lastRequest;
    QWebPage::NavigationType m_lastRequestType;
    WebView* m_view;
    QSslCertificate m_SslCert;
    QList<QSslCertificate> m_SslCerts;
    QList<AdBlockedEntry> m_adBlockedEntries;

    bool m_blockAlerts;
    bool m_secureStatus;
    bool m_adjustingScheduled;
//    bool m_isOpeningNextWindowAsNewTab;
};

#endif // WEBPAGE_H