oxfb.php

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<?php


try {
    include_once getShopBasePath() . "core/facebook/facebook.php";
} catch ( Exception $oEx ) {
    // skipping class includion if curl or json is not active
    oxConfig::getInstance()->setConfigParam( "bl_showFbConnect", false );
    return;
}

error_reporting($iOldErrorReproting);

class oxFb extends Facebook
{
    private static $_instance = null;

    protected $_blIsConnected = null;

    public function __construct()
    {
        $oConfig = oxConfig::getInstance();

        $aFbConfig["appId"]  = $oConfig->getConfigParam( "sFbAppId" );
        $aFbConfig["secret"] = $oConfig->getConfigParam( "sFbSecretKey" );
        $aFbConfig["cookie"] = true;

        parent::__construct( $aFbConfig );
    }

    public static function getInstance()
    {
        // disable caching for test modules
        if ( defined( 'OXID_PHP_UNIT' ) ) {
            self::$_instance = modInstances::getMod( __CLASS__ );
        }

        if ( !self::$_instance instanceof oxFb ) {

            self::$_instance = oxNew( 'oxFb' );
            if ( defined( 'OXID_PHP_UNIT' ) ) {
                modInstances::addMod( __CLASS__, self::$_instance);
            }
        }
        return self::$_instance;
    }

    public function isConnected()
    {
        $oConfig = oxConfig::getInstance();

        if ( !$oConfig->getConfigParam( "bl_showFbConnect" ) ) {
            return false;
        }

        if ( $this->_blIsConnected !== null ) {
            return $this->_blIsConnected;
        }

        $this->_blIsConnected = false;

        $oSession = $this->getSession();

        if ( $oSession ) {
            try {
              if ( $this->getUser() ) {
                    $this->_blIsConnected = true;
              }
            } catch (FacebookApiException $e) {
                $this->_blIsConnected = false;
            }
        }

        return $this->_blIsConnected;
    }
}