<?php
//--No direct access
defined('_JEXEC') or die('=;)');

jimport('joomla.application.component.model');

require_once(JPATH_BASE."/components/com_vxc/helpers/siteoptionshelper.php");
include_once(JPATH_BASE."/components/com_vxc/helpers/json.php");


class vxcModelJSONSettings extends JModel
{
    var $_data=null;
    var $_total = null;
    var $_pagination = null;
    var $_settings = null;


    function __construct()  {
        parent::__construct();
        $this->setDBO(VoxelCareDB::getDatabase());

    }

    function getFilePath()
    {
        return JPATH_BASE. '/components/com_vxc/settings_'.SiteOptionsHelper::getFranchiseName().'.json';
        // return $_SERVER['DOCUMENT_ROOT'].'/settings.json';
    }

    function getVar($key, $defaultValue=null) {
        $settings =& $this->getSettings();

        $keyParts = explode('.',$key);

        $returnValue = $settings;

        for ($i=0;$i<count($keyParts);$i++) {
            if (!is_object($returnValue))
                return $defaultValue;

            $returnValue = $returnValue->{$keyParts[$i]};

            if (($i != count($keyParts) -1)  && $returnValue=== NULL)
                return $defaultValue;
        }

        if ($returnValue===NULL)
            return $defaultValue;
        else
            return $returnValue;
    }

    function getSettings() {

        if (!$this->_settings) {

            $session =& JFactory::getSession();

            $settings = $session->get('jsonsettings',null,'vxc');

            $fileIniPath = $this->getFilePath();

            if ($settings!==null) {
                $timeIniChange = @filemtime($fileIniPath);

                if ($timeIniChange===FALSE)
                    return $settings;

                $settingsStoreDate = $session->get('jsonsettingsstoredate',null,'vxc');

                if ($settingsStoreDate ===null )
                    $iniChanged = true;
                else
                    $iniChanged = $timeIniChange > $settingsStoreDate;
            }
            else
                $iniChanged = true;

            if ($iniChanged) {


                $json = new Services_JSON();

                $dataJSON = @file_get_contents($fileIniPath);

                $settings = new stdClass();

                if ($dataJSON!==FALSE) {
                    $settings = $json->decode($dataJSON);
                    if (!$settings)
                        $settings = new stdClass();
                }

                $session->set('jsonsettingsstoredate',time(),'vxc');
                $session->set('jsonsettings',$settings,'vxc');
            }
            $this->_settings = $settings;
        }
        return $this->deepCopy($this->_settings);
    }

    function deepCopy($object){
        return unserialize(serialize($object));
    }

    function recoverBackup()
    {
        $filePath = $this->getFilePath();
        $backupFilePath = $filePath.".old";
        @copy($backupFilePath,$filePath);
        @chmod($filePath,0666);
    }

    function mergeSettings(&$dst,$src) {

        if (!is_object($dst) || !is_object($src))
            return;

        foreach(get_object_vars($src) as $key => $srcChild) {
            if (is_object($srcChild)) {
                if (!is_object($dst->{$key}))
                    $dst->{$key} = new stdClass();
                $this->mergeSettings($dst->{$key},$srcChild);
            }
            else {
                $dst->{$key} = $srcChild;
            }
        }
    }

    function storeAsText(&$settings)
    {
        $filePath = $this->getFilePath();
        // Backup storage

        $backupFilePath = $filePath.".".strtotime ("now");
        @copy($filePath,$backupFilePath);
        @chmod($backupFilePath,0666);

        $fic=@fopen($filePath,"wb");

        if ($fic)
        {
            @fputs($fic,$settings);
            @fclose($fic);
            @chmod($filePath,0666);
        }
    }


    function getSettingsAsText()
    {
        $filePath = $this->getFilePath();
        $contents = @file_get_contents($filePath);
        if ($contents===FALSE)
            return "";
        else
            return $contents;
    }

}// class