protected static function get_preference_definition($preferencename) {
        self::fill_preferences_cache();

        foreach (self::$preferencescache as $key => $preference) {
            if (empty($preference['isregex'])) {
                if ($key === $preferencename) {
                    return $preference;
                }
            } else {
                if (preg_match($key, $preferencename)) {
                    return $preference;
                }
            }
        }

        throw new coding_exception('Invalid preference requested.');
    }
protected static function get_preference_definition($preferencename) {
        self::fill_preferences_cache();

        foreach (self::$preferencescache as $key => $preference) {
            if (empty($preference['isregex'])) {
                if ($key === $preferencename) {
                    return $preference;
                }
            } else {
                if (preg_match($key, $preferencename)) {
                    return $preference;
                }
            }
        }

        throw new coding_exception('Invalid preference requested.');
    }
protected static function get_preference_definition ( $ preferencename ) { self :: fill_preferences_cache ( ) ; foreach ( self :: $ preferencescache as $ key => $ preference ) { if ( empty ( $ preference [ 'isregex' ] ) ) { if ( $ key === $ preferencename ) { return $ preference ; } } else { if ( preg_match ( $ key , $ preferencename ) ) { return $ preference ; } } } throw new coding_exception ( 'Invalid preference requested.' ) ; }
Retrieves the preference definition

@param string $preferencename
@return array
Retrieves the preference definition