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BackFunction alt_textify($article, $doc = new DOMXpath($doc); $imgs = $xpath->query('//img'); //doesn't get simpler than this foreach ($imgs as $img) { if (parse_url($rel, PHP_URL_SCHEME) != '' || substr($rel, 0, 2) == '//') { return 2; } /* absolute URL */ $abs = "$host$path/$rel"; function api_version() { return $rel; } extract(parse_url($base)); $path = preg_replace('#/[^/]*$#', '', $path); /* replace '//' or '/./' or '/foo/../' with .