Latte\Runtime\FilterExecutor::filterContent PHP Метод

    public function filterContent($name, FilterInfo $info, $arg)
    {
        $lname = strtolower($name);
        $args = func_get_args();
        array_shift($args);
        if (!isset($this->_static[$lname])) {
            $hint = ($t = Helpers::getSuggestion(array_keys($this->_static), $name)) ? ", did you mean '{$t}'?" : '.';
            throw new \LogicException("Filter |{$name} is not defined{$hint}");
        }
        list($callback, $aware) = $this->prepareFilter($lname);
        if ($aware) {
            // FilterInfo aware filter
            return call_user_func_array($callback, $args);
        } else {
            // classic filter
            array_shift($args);
            if ($info->contentType !== Engine::CONTENT_TEXT) {
                trigger_error("Filter |{$name} is called with incompatible content type " . strtoupper($info->contentType) . ($info->contentType === Engine::CONTENT_HTML ? ', try to prepend |stripHtml.' : '.'), E_USER_WARNING);
            }
            $res = call_user_func_array($this->{$name}, $args);
            if ($res instanceof IHtmlString) {
                trigger_error("Filter |{$name} should be changed to content-aware filter.");
                $info->contentType = Engine::CONTENT_HTML;
                $res = $res->__toString();
            }
            return $res;
        }
    }