Contao\ModuleRssReader::generate PHP Method

    public function generate()
    {
        if (TL_MODE == 'BE') {
            /** @var BackendTemplate|object $objTemplate */
            $objTemplate = new \BackendTemplate('be_wildcard');
            $objTemplate->wildcard = '### ' . Utf8::strtoupper($GLOBALS['TL_LANG']['FMD']['rssReader'][0]) . ' ###';
            $objTemplate->title = $this->headline;
            $objTemplate->id = $this->id;
            $objTemplate->link = $this->name;
            $objTemplate->href = 'contao/main.php?do=themes&table=tl_module&act=edit&id=' . $this->id;
            return $objTemplate->parse();
        }
        $this->objFeed = new \SimplePie();
        $arrUrls = \StringUtil::trimsplit('[\\n\\t ]', trim($this->rss_feed));
        if (count($arrUrls) > 1) {
            $this->objFeed->set_feed_url($arrUrls);
        } else {
            $this->objFeed->set_feed_url($arrUrls[0]);
        }
        $this->objFeed->set_output_encoding(\Config::get('characterSet'));
        $this->objFeed->set_cache_location(TL_ROOT . '/system/tmp');
        $this->objFeed->enable_cache(false);
        if ($this->rss_cache > 0) {
            $this->objFeed->enable_cache(true);
            $this->objFeed->set_cache_duration($this->rss_cache);
        }
        if (!$this->objFeed->init()) {
            $this->log('Error importing RSS feed "' . $this->rss_feed . '"', __METHOD__, TL_ERROR);
            return '';
        }
        $this->objFeed->handle_content_type();
        return parent::generate();
    }