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/* ============================================================
*
* This file is a part of the rekonq project
*
* Copyright (C) 2007-2008 Trolltech ASA. All rights reserved
* Copyright (C) 2008-2009 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 3, 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.
*
* ============================================================ */



// Self Includes
#include "settings.h"
#include "settings.moc"

// Auto Includes
#include "rekonq.h"

// Local Includes
#include "application.h"
#include "mainwindow.h"
#include "cookiedialog.h"
#include "cookieexceptiondialog.h"
#include "history.h"
#include "networkaccessmanager.h"
#include "webview.h"

//Ui Includes
#include "ui_settings_general.h"
#include "ui_settings_fonts.h"
#include "ui_settings_privacy.h"
#include "ui_settings_proxy.h"
#include "ui_settings_webkit.h"

// KDE Includes
#include <KConfig>
#include <KStandardDirs>
#include <KConfigSkeleton>
#include <KPageWidgetItem>
#include <KFontDialog>
#include <KUrl>

// Qt Includes
#include <QtCore/QPointer>
#include <QtGui/QWidget>


class Private
{
private:
    Ui::general generalUi;
    Ui::fonts fontsUi;
    Ui::privacy privacyUi;
    Ui::proxy proxyUi;
    Ui::webkit webkitUi;

    Private(SettingsDialog *parent);

    friend class SettingsDialog;
};


Private::Private(SettingsDialog *parent)
{
    QWidget *widget;
    KPageWidgetItem *pageItem;

    widget = new QWidget;
    generalUi.setupUi(widget);
    widget->layout()->setMargin(0);
    pageItem = parent->addPage(widget , i18n("General"));
    pageItem->setIcon(KIcon("rekonq"));

    widget = new QWidget;
    fontsUi.setupUi(widget);
    widget->layout()->setMargin(0);
    pageItem = parent->addPage(widget , i18n("Fonts"));
    pageItem->setIcon(KIcon("preferences-desktop-font"));

    widget = new QWidget;
    privacyUi.setupUi(widget);
    widget->layout()->setMargin(0);
    pageItem = parent->addPage(widget , i18n("Privacy"));
    pageItem->setIcon(KIcon("preferences-desktop-personal"));

    widget = new QWidget;
    proxyUi.setupUi(widget);
    widget->layout()->setMargin(0);
    pageItem = parent->addPage(widget , i18n("Proxy"));
    pageItem->setIcon(KIcon("preferences-system-network"));

    widget = new QWidget;
    webkitUi.setupUi(widget);
    widget->layout()->setMargin(0);
    pageItem = parent->addPage(widget , i18n("WebKit"));
    QString webkitIconPath = KStandardDirs::locate("appdata", "pics/webkit-icon.png");
    kWarning() << webkitIconPath;
    KIcon webkitIcon = KIcon(QIcon(webkitIconPath));
    pageItem->setIcon(webkitIcon);
}


// -----------------------------------------------------------------------------------------------------


SettingsDialog::SettingsDialog(QWidget *parent)
        : KConfigDialog(parent, "rekonfig", ReKonfig::self())
        , d(new Private(this))
{
    setFaceType(KPageDialog::List);
    showButtonSeparator(true);

    setWindowTitle(i18n("rekonfig..."));
    setModal(true);

    readConfig();

    connect(d->generalUi.setHomeToCurrentPageButton, SIGNAL(clicked()), this, SLOT(setHomeToCurrentPage()));
    connect(d->privacyUi.exceptionsButton, SIGNAL(clicked()), this, SLOT(showExceptions()));
    connect(d->privacyUi.cookiesButton, SIGNAL(clicked()), this, SLOT(showCookies()));

    setWebSettingsToolTips();
}



SettingsDialog::~SettingsDialog()
{
    delete d;
}


void SettingsDialog::setWebSettingsToolTips()
{
    d->webkitUi.kcfg_autoLoadImages->setToolTip(i18n("Specifies whether images are automatically loaded in web pages"));
    d->webkitUi.kcfg_javascriptEnabled->setToolTip(i18n("Enables the execution of JavaScript programs."));
    d->webkitUi.kcfg_javaEnabled->setToolTip(i18n("Enables support for Java applets."));
    d->webkitUi.kcfg_pluginsEnabled->setToolTip(i18n("Enables support for plugins in web pages."));
    d->webkitUi.kcfg_javascriptCanOpenWindows->setToolTip(i18n("If enabled, JavaScript programs are allowed to open new windows."));
    d->webkitUi.kcfg_javascriptCanAccessClipboard->setToolTip(i18n("If enabled, JavaScript programs are allowed to read from and to write to the clipboard."));
    d->webkitUi.kcfg_linksIncludedInFocusChain->setToolTip(i18n("If enabled, hyperlinks are included in the keyboard focus chain."));
    d->webkitUi.kcfg_zoomTextOnly->setToolTip(i18n("If enabled, the zoom factor on a frame is only applied to the text."));
    d->webkitUi.kcfg_printElementBackgrounds->setToolTip(i18n("If enabled, background colors and images are also drawn when the page is printed."));
    d->webkitUi.kcfg_offlineStorageDatabaseEnabled->setToolTip(i18n("Enables support for the HTML 5 offline storage feature."));
    d->webkitUi.kcfg_offlineWebApplicationCacheEnabled->setToolTip(i18n("Enables support for the HTML 5 web application cache feature."));
    d->webkitUi.kcfg_localStorageDatabaseEnabled->setToolTip(i18n("Enables support for the HTML 5 local storage feature."));
}


// we need this function to UPDATE the config widget data..
void SettingsDialog::readConfig()
{
    // ======= General
    d->generalUi.downloadDirUrlRequester->setMode(KFile::Directory | KFile::ExistingOnly | KFile::LocalOnly);
    d->generalUi.downloadDirUrlRequester->setUrl(ReKonfig::downloadDir());
    connect(d->generalUi.downloadDirUrlRequester, SIGNAL(textChanged(QString)), this, SLOT(saveSettings()));

    // ======= Fonts
    d->fontsUi.kcfg_fixedFont->setOnlyFixed(true);

    // ======= Proxy
    bool proxyEnabled = ReKonfig::isProxyEnabled();
    d->proxyUi.groupBox->setEnabled(proxyEnabled);
    connect(d->proxyUi.kcfg_isProxyEnabled, SIGNAL(clicked(bool)), d->proxyUi.groupBox, SLOT(setEnabled(bool)));
}


// we need this function to SAVE settings in rc file..
void SettingsDialog::saveSettings()
{
    // General
    ReKonfig::setDownloadDir(d->generalUi.downloadDirUrlRequester->url().prettyUrl());

    // Save
    ReKonfig::self()->writeConfig();
}


// ----------------------------------------------------------------------------------------------


void SettingsDialog::showCookies()
{
    QPointer<CookiesDialog> dialog = new CookiesDialog(Application::cookieJar(), this);
    dialog->exec();
    delete dialog;
}


void SettingsDialog::showExceptions()
{
    QPointer<CookiesExceptionsDialog> dialog = new CookiesExceptionsDialog(Application::cookieJar(), this);
    dialog->exec();
    delete dialog;
}


void SettingsDialog::setHomeToCurrentPage()
{
    MainWindow *mw = static_cast<MainWindow*>(parent());
    WebView *webView = mw->currentTab();
    if (webView)
    {
        d->generalUi.kcfg_homePage->setText(webView->url().prettyUrl());
    }
}