/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

*

* This program is free software: you can redistribute it and/or modify

* it under the terms of the GNU Lesser General Public License as published by

* the Free Software Foundation, version 2.1 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 Lesser General Public License for more details.

*

* You should have received a copy of the GNU Lesser General Public License

* along with this program.  If not, 

* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".

*

* Description:

*

*/

#include <QDebug>

#include <QDir>

#include <QCoreApplication>

#include <QDesktopServices>

#include <QProcessEnvironment>

#include <QWebSettings>

#include "bedrockprovisioning.h" 

namespace BEDROCK_PROVISIONING {

BedrockProvisioning* BedrockProvisioning::m_BedrockProvisioning = 0;

BedrockProvisioning* BedrockProvisioning::createBedrockProvisioning()

{

    if (m_BedrockProvisioning == 0)

        m_BedrockProvisioning = new BedrockProvisioning();

    return m_BedrockProvisioning;

}

BedrockProvisioning::BedrockProvisioning( QObject* parent, QString uid ) :

      QSettings(IniFormat, UserScope, BEDROCK_ORGANIZATION_NAME, uid, parent)

{

    setObjectName(QString::fromUtf8("BedrockProvisioning"));

    m_appuid = uid;

    init();

}

void BedrockProvisioning::init()

{

    QString key;

    beginGroup(m_appuid);

    {

        if (!QSettings::contains("BedrockVersion"))

            QSettings::setValue("BedrockVersion", QString(BEDROCK_VERSION_DEFAULT));

        if (!QSettings::contains("ZoomTextOnly"))

            QSettings::setValue("ZoomTextOnly", "0");

        if (!QSettings::contains("PopupBlocking"))

            QSettings::setValue("PopupBlocking", "1");

        // Base directory for ROM files (if the browser isn't in ROM this will be the same as DataBaseDirectory)

        if (!QSettings::contains("ROMBaseDirectory")) {

#if defined Q_OS_SYMBIAN

#ifndef QT_NO_DESKTOPSERVICES

            QString baseDir = QDesktopServices::storageLocation(QDesktopServices::DataLocation);

            if (baseDir.length() > 2 && baseDir.at(1) == ':')

                baseDir = baseDir.mid(2);

#else /* QT_NO_DESKTOPSERVICES */

            QString baseDir = QDir::homePath(); // Not sure if this is valid

#endif /* QT_NO_DESKTOPSERVICES */

#elif defined Q_WS_MAEMO_5

            QString baseDir = "/opt/browser";

#else /* Win or Linux */

            QString baseDir = "."; /* Should this also be homePath()? */

#endif

            QSettings::setValue("ROMBaseDirectory", baseDir + "/");

        }

        // Base directory for writeable data files, not database directory

        if (!QSettings::contains("DataBaseDirectory")) {

#if defined Q_OS_SYMBIAN

#ifndef QT_NO_DESKTOPSERVICES

            QString baseDir = QDesktopServices::storageLocation(QDesktopServices::DataLocation);

#else /* QT_NO_DESKTOPSERVICES */

            QString baseDir = QDir::homePath();

#endif /* QT_NO_DESKTOPSERVICES */

#elif defined Q_WS_MAEMO_5

            QString baseDir = QDir::homePath();

#else /* Win or Linux */

            QString baseDir = "."; /* Should this also be homePath()? */

#endif

            QSettings::setValue("DataBaseDirectory", baseDir + "/");

        }

        if (!QSettings::contains("ChromeBaseDirectory")) {

            QString chromeBaseDir = ":/chrome/";

#ifndef Q_OS_SYMBIAN

            // Maemo, Linux, Windows can override using an env var

            static const QString envChromeBaseDir = QProcessEnvironment::systemEnvironment().value("BROWSER_CHROME"); // allow env var overriding for dev

            if (envChromeBaseDir != "")

                chromeBaseDir = envChromeBaseDir;

#endif

          QSettings::setValue("ChromeBaseDirectory", chromeBaseDir); 

        }        	

        if (!QSettings::contains("LocalPagesBaseDirectory")) {

#ifdef Q_OS_SYMBIAN

            QString localpagesBaseDir = QSettings::value("ROMBaseDirectory").toString() + "localpages/";

#else        

            QString localpagesBaseDir = QSettings::value("ChromeBaseDirectory").toString() + "localpages/";

            // Maemo, Linux, Windows can override using an env var

            static const QString envBaseDir = QProcessEnvironment::systemEnvironment().value("BROWSER_LOCALPAGES"); // allow env var overriding for dev

            if (envBaseDir != "")

                localpagesBaseDir = envBaseDir;

#endif

          QSettings::setValue("LocalPagesBaseDirectory", localpagesBaseDir); 

        }

        if (!QSettings::contains("StartUpChrome")) {

          QSettings::setValue("StartUpChrome", "bedrockchrome/chrome.html"); 

        }        	

        if (!QSettings::contains("SplashImage")) {

          QSettings::setValue("SplashImage", "localpages/bedrock_splash.png"); 

        }        	

        if (!QSettings::contains("NetworkProxy")) {

// For s60 arm and maemo arm (i.e. not x86 emulator build) we need to set no proxy

#if (defined(Q_OS_SYMBIAN)  && !defined(Q_CC_NOKIAX86)) || (defined(Q_WS_MAEMO_5) && !defined(QT_ARCH_I386))

          // empty proxy only for ARMV5 Symbian targets

	        QSettings::setValue("NetworkProxy", QString()); 

// everything else, linux, win, s60 emulator, maemo emulator needs proxy

#else

  	      QSettings::setValue("NetworkProxy", "bswebproxy01.americas.nokia.com");

#endif

        }

        if (!QSettings::contains("NetworkPort")) {

// For s60 arm and maemo arm (i.e. not x86 emulator build) we need to set no proxy

#if (defined(Q_OS_SYMBIAN)  && !defined(Q_CC_NOKIAX86)) || (defined(Q_WS_MAEMO_5) && !defined(QT_ARCH_I386))

          // empty proxy only for ARMV5 Symbian targets

	        QSettings::setValue("NetworkPort", QString()); 

// everything else, linux, win, s60 emulator, maemo emulator needs proxy

#else

  	      QSettings::setValue("NetworkPort", "8080");

#endif

        }

        if (!QSettings::contains("DiskCacheEnabled"))

            QSettings::setValue("DiskCacheEnabled", "1");

        if (!QSettings::contains("DiskCacheMaxSize"))

            QSettings::setValue("DiskCacheMaxSize", "4194304");

        if (!QSettings::contains("MaxPagesInCache"))

            QSettings::setValue("MaxPagesInCache", "3");

        if (!QSettings::contains("DnsPrefetchEnabled"))

            QSettings::setValue("DnsPrefetchEnabled", "0");

#ifdef Q_OS_SYMBIAN

        const QString diskCacheBaseDir = "d:/system/";

#else

        const QString diskCacheBaseDir = QSettings::value("DataBaseDirectory").toString();

#endif

        if (!QSettings::contains("DiskCacheDirectoryPath")) {

            QSettings::setValue("DiskCacheDirectoryPath", diskCacheBaseDir + "brCache");

        }

        if (!QSettings::contains("Cookies"))

            QSettings::setValue("Cookies", "1");

        if (!QSettings::contains("StartPage"))

        {

#ifdef PLAT_101

            QSettings::setValue("StartPage", "startpage_101.html");

#else

            QSettings::setValue("StartPage", "startpage.html");

#endif            

        }

        if (!QSettings::contains("SaveSession"))

            QSettings::setValue("SaveSession", "1");

        if (!QSettings::contains("SaveHistory"))

            QSettings::setValue("SaveHistory", "1");

        if (!QSettings::contains("BrowserEncoding"))

            QSettings::setValue("BrowserEncoding", QString("iso-8859-1"));

        if (!QSettings::contains("Html5LocalStorage")) {

            QSettings::setValue("Html5LocalStorage", "1");

        }

        if (!QSettings::contains("Html5DatabaseStorage")) {

            QSettings::setValue("Html5DatabaseStorage", "1");

        }

        if (!QSettings::contains("Html5DatabaseStorageMaxSize")) {

            // This quota applies to each individual persistent

            // store (local storage, database storage) database.

            // There is a separate instance for each security origin

            // that uses the feature.  See QWebSecurityOrigin.

            //

            // Limit: 5MB per origin

            QString maxSize = QString::number(5 * 1024 * 1024); // 5MB per origin

            QSettings::setValue("Html5DatabaseStorageMaxSize", maxSize);

        }

        if (!QSettings::contains("Html5ApplicationCache")) {

            QSettings::setValue("Html5ApplicationCache", "1");

        }

        if (!QSettings::contains("Html5ApplicationCacheMaxSize")) {

            // This quota applies to the single database instance

            // used to store ALL application cache data.  It should

            // be fairly large, as the application cache is used to

            // store entire files -- html/css/javascript text, image

            // files, etc.

            //

            // Limit: 200MB = 5MB per origin * 40 origins

            QString maxSize = QString::number(200 * 1024 * 1024);

            QSettings::setValue("Html5ApplicationCacheMaxSize", maxSize);

        }

        // reserved entries for local bookmarks

        if (!QSettings::contains("Bookmark0Title")) {

            QSettings::setValue("Bookmark0Title", "Browser Welcome Page");

        }

        if (!QSettings::contains("Bookmark0Url")) {

#ifdef PLAT_101

            QSettings::setValue("Bookmark0Url", "startpage_101.html");

#else

            QSettings::setValue("Bookmark0Url", "startpage.html");

#endif

        }

        if (!QSettings::contains("Bookmark1Title")) {

            QSettings::setValue("Bookmark1Title", "");

        }

        if (!QSettings::contains("Bookmark1Url")) {

            QSettings::setValue("Bookmark1Url", "");

        }

        if (!QSettings::contains("Bookmark2Title")) {

            QSettings::setValue("Bookmark2Title", "");

        }

        if (!QSettings::contains("Bookmark2Url")) {

            QSettings::setValue("Bookmark2Url", "");

        }

    }

	        // userAgentStringSetup, default empty.  

        if (!QSettings::contains("UserAgentString"))

        {

            QSettings::setValue("UserAgentString", QString());

        }          				

    endGroup(); // m_appuid

    sync();

}

QString BedrockProvisioning::valueAsString(const QString &key, const QVariant &defaultValue)

{

    return value(key, defaultValue).toString();

}

int BedrockProvisioning::valueAsInt(const QString &key, const QVariant &defaultValue)

{

    return value(key, defaultValue).toInt();

}

qint64 BedrockProvisioning::valueAsInt64(const QString &key, const QVariant &defaultValue)

{

    return value(key, defaultValue).toLongLong();

}

double BedrockProvisioning::valueAsDouble(const QString &key, const QVariant &defaultValue)

{

    return value(key, defaultValue).toDouble();

}

QVariant BedrockProvisioning::value(const QString &key, const QVariant &defaultValue)

{

    bool appMissing (!key.startsWith(m_appuid));

    if (appMissing)

        beginGroup(m_appuid);

    QVariant val = QSettings::value(key, defaultValue);

    if (appMissing)

        endGroup();

    return val;

}

int BedrockProvisioning::setValue(const QString &key, const int value)

{

    return setValue(key, QVariant(value));

}

int BedrockProvisioning::setValue(const QString &key, const double value)

{

    return setValue(key, QVariant(value));

}

int BedrockProvisioning::setValue(const QString &key, const QString &value)

{

    return setValue(key, QVariant(value));

}

int BedrockProvisioning::setValue(const QString &key, const QVariant &val)

{

    int ret(0);

    bool appMissing (!key.startsWith(m_appuid));

    if (appMissing)

        beginGroup(m_appuid);

    if (contains(key)){

        QSettings::setValue(key, val);

        sync();

        }

    else

        ret = BEDROCK_PROVISIONING_NOT_FOUND;// not found

    if (appMissing)

        endGroup();

    return ret;

}

} // end of namespace BEDROCK_PROVISIONING