For if(preg_match("@.*()@", $article['content'], $matches)){ $img = preg_replace("@height=\"\d+\"@", "", $img); $article['content'] = $this->get_img_tags($xpath, "//div[@class='comic-wrap']//img[@class='comic']", $article); list($html, $content_type) = $this->get_content($link); //Sites that provide images and just need alt tags textified. Elseif (strpos($article['content'], 'imgs.xkcd.com/comics/') !== FALSE) { // slightly complicated; the link is to exercise the right to control compilation and installation of the.