ProtectorFilter.php

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<?php

// Abstract of each filter classes
class ProtectorFilterAbstract {
        var $protector = null ;

        function ProtectorFilterAbstract()
        {
                $this->protector =& Protector::getInstance() ;
                $lang = empty( $GLOBALS['xoopsConfig']['language'] ) ? @$this->protector->_conf['default_lang'] : $GLOBALS['xoopsConfig']['language'] ;
                @include_once dirname(dirname(__FILE__)).'/language/'.$lang.'/main.php' ;
                if( ! defined( '_MD_PROTECTOR_YOUAREBADIP' ) ) {
                        include_once dirname(dirname(__FILE__)).'/language/english/main.php' ;
                }
        }

        function isMobile()
        {
                if( class_exists( 'Wizin_User' ) ) {
                        // WizMobile (gusagi)
                        $user =& Wizin_User::getSingleton();
                        return $user->bIsMobile ;
                } else if( defined( 'HYP_K_TAI_RENDER' ) && HYP_K_TAI_RENDER ) {
                        // hyp_common ktai-renderer (nao-pon)
                        return true ;
                } else {
                        return false ;
                }
        }
}


// Filter Handler class (singleton)
class ProtectorFilterHandler {
        var $protector = null ;
        var $filters_base = '' ;

        function ProtectorFilterHandler()
        {
                $this->protector =& Protector::getInstance() ;
                $this->filters_base = dirname(dirname(__FILE__)).'/filters_enabled' ;
        }

        function &getInstance()
        {
                static $instance ;
                if( ! isset( $instance ) ) {
                        $instance = new ProtectorFilterHandler() ;
                }
                return $instance ;
        }

        // return: false : execute default action
        function execute( $type )
        {
                $ret = 0 ;

                $dh = opendir( $this->filters_base ) ;
                while( ( $file = readdir( $dh ) ) !== false ) {
                        if( strncmp( $file , $type.'_' , strlen( $type ) + 1 ) === 0 ) {
                                include_once $this->filters_base.'/'.$file ;
                                $plugin_name = 'protector_'.substr($file,0,-4) ;
                                if( function_exists( $plugin_name ) ) {
                                        // old way
                                        $ret |= call_user_func( $plugin_name ) ;
                                } else if( class_exists( $plugin_name ) ) {
                                        // newer way
                                        $plugin_obj = new $plugin_name() ; //old code is -> $plugin_obj =& new $plugin_name() ; //hack by Trabis
                                        $ret |= $plugin_obj->execute() ;
                                }
                        }
                }
                closedir( $dh ) ;
                
                return $ret ;
        }
}

?>