<?php /** * @file mod/parse_url.php * @brief The parse_url module * * This module does parse an url for embeddable content (audio, video, image files or link) * information and does format this information to BBCode * * @see ParseUrl::getSiteinfo() for more information about scraping embeddable content */ use Friendica\App; use Friendica\ParseUrl; require_once("include/items.php"); function parse_url_content(App $a) { $text = null; $str_tags = ""; $br = "\n"; if (x($_GET,"binurl")) { $url = trim(hex2bin($_GET["binurl"])); } else { $url = trim($_GET["url"]); } if ($_GET["title"]) { $title = strip_tags(trim($_GET["title"])); } if ($_GET["description"]) { $text = strip_tags(trim($_GET["description"])); } if ($_GET["tags"]) { $arr_tags = ParseUrl::convertTagsToArray($_GET["tags"]); if (count($arr_tags)) { $str_tags = $br . implode(" ", $arr_tags) . $br; } } // Add url scheme if it is missing $arrurl = parse_url($url); if (!x($arrurl, "scheme")) { if (x($arrurl, "host")) { $url = "http:".$url; } else { $url = "http://".$url; } } logger("prse_url: " . $url); // Check if the URL is an image, video or audio file. If so format // the URL with the corresponding BBCode media tag $redirects = 0; // Fetch the header of the URL $result = z_fetch_url($url, false, $redirects, array("novalidate" => true, "nobody" => true)); if($result["success"]) { // Convert the header fields into an array $hdrs = array(); $h = explode("\n", $result["header"]); foreach ($h as $l) { list($k,$v) = array_map("trim", explode(":", trim($l), 2)); $hdrs[$k] = $v; } if (array_key_exists("Content-Type", $hdrs)) { $type = $hdrs["Content-Type"]; } if ($type) { if(stripos($type, "image/") !== false) { echo $br . "[img]" . $url . "[/img]" . $br; killme(); } if (stripos($type, "video/") !== false) { echo $br . "[video]" . $url . "[/video]" . $br; killme(); } if (stripos($type, "audio/") !== false) { echo $br . "[audio]" . $url . "[/audio]" . $br; killme(); } } } $template = "[bookmark=%s]%s[/bookmark]%s"; $arr = array("url" => $url, "text" => ""); call_hooks("parse_link", $arr); if (strlen($arr["text"])) { echo $arr["text"]; killme(); } // If there is allready some content information submitted we don't // need to parse the url for content. if ($url && $title && $text) { $title = str_replace(array("\r","\n"),array("",""),$title); $text = "[quote]" . trim($text) . "[/quote]" . $br; $result = sprintf($template, $url, ($title) ? $title : $url, $text) . $str_tags; logger("parse_url (unparsed): returns: " . $result); echo $result; killme(); } // Fetch the information directly from the webpage $siteinfo = ParseUrl::getSiteinfo($url); unset($siteinfo["keywords"]); // Format it as BBCode attachment $info = add_page_info_data($siteinfo); echo $info; killme(); } /** * @brief Legacy function to call ParseUrl::getSiteinfoCached * * Note: We have moved the function to ParseUrl.php. This function is only for * legacy support and will be remove in the future * * @param type $url The url of the page which should be scraped * @param type $no_guessing If true the parse doens't search for * preview pictures * @param type $do_oembed The false option is used by the function fetch_oembed() * to avoid endless loops * * @return array which contains needed data for embedding * * @see ParseUrl::getSiteinfoCached() * * @todo Remove this function after all Addons has been changed to use * ParseUrl::getSiteinfoCached */ function parseurl_getsiteinfo_cached($url, $no_guessing = false, $do_oembed = true) { $siteinfo = ParseUrl::getSiteinfoCached($url, $no_guessing, $do_oembed); return $siteinfo; }