Merge pull request #4156 from MrPetovan/bug/4155-move-oembed-to-src
Move oembed to src
This commit is contained in:
Michael Vogel
GitHub
commit
158cb8dd53
9 changed files with 416 additions and 366 deletions
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@ -7,7 +7,6 @@ use Friendica\Network\Probe;
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use League\HTMLToMarkdown\HtmlConverter;
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require_once 'include/oembed.php';
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require_once 'include/event.php';
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require_once 'library/markdown.php';
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require_once 'include/html2bbcode.php';
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@ -2,13 +2,13 @@
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use Friendica\App;
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use Friendica\Content\Smilies;
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use Friendica\Content\OEmbed;
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use Friendica\Core\Cache;
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use Friendica\Core\System;
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use Friendica\Core\Config;
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use Friendica\Model\Contact;
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use Friendica\Util\Map;
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require_once 'include/oembed.php';
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require_once 'include/event.php';
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require_once 'mod/proxy.php';
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require_once 'include/plaintext.php';
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@ -232,7 +232,7 @@ function tryoembed($match) {
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$url = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
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array("https://www.youtube.com/", "https://player.vimeo.com/"), $url);
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$o = oembed_fetch_url($url);
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$o = OEmbed::fetchURL($url);
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if (!is_object($o)) {
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return $match[0];
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@ -246,7 +246,7 @@ function tryoembed($match) {
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return $match[0];
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}
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$html = oembed_format_object($o);
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$html = OEmbed::formatObject($o);
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return $html;
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}
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@ -1263,7 +1263,7 @@ function bbcode($Text, $preserve_nl = false, $tryoembed = true, $simplehtml = fa
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// $Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<object width="425" height="350" type="application/x-shockwave-flash" data="http://www.youtube.com/v/$1" ><param name="movie" value="http://www.youtube.com/v/$1"></param><!--[if IE]><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350" /><![endif]--></object>', $Text);
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// oembed tag
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$Text = oembed_bbcode2html($Text);
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$Text = OEmbed::BBCode2HTML($Text);
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// Avoid triple linefeeds through oembed
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$Text = str_replace("<br style='clear:left'></span><br /><br />", "<br style='clear:left'></span><br />", $Text);
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@ -20,7 +20,6 @@ use Friendica\Protocol\OStatus;
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use Friendica\Protocol\Feed;
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require_once 'include/bbcode.php';
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require_once 'include/oembed.php';
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require_once 'include/tags.php';
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require_once 'include/files.php';
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require_once 'include/text.php';
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@ -1,317 +0,0 @@
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<?php
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/**
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* @file include/oembed.php
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*/
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use Friendica\App;
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use Friendica\Core\Cache;
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use Friendica\Core\System;
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use Friendica\ParseUrl;
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use Friendica\Core\Config;
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use Friendica\Database\DBM;
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function oembed_replacecb($matches){
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$embedurl=$matches[1];
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$j = oembed_fetch_url($embedurl);
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$s = oembed_format_object($j);
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return $s;
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}
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/**
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* @brief Get data from an URL to embed its content.
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*
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* @param string $embedurl The URL from which the data should be fetched.
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* @param bool $no_rich_type If set to true rich type content won't be fetched.
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*
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* @return bool|object Returns object with embed content or false if no embedable
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* content exists
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*/
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function oembed_fetch_url($embedurl, $no_rich_type = false) {
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$embedurl = trim($embedurl, "'");
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$embedurl = trim($embedurl, '"');
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$a = get_app();
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$condition = array('url' => normalise_link($embedurl));
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$r = dba::select('oembed', array('content'), $condition, array('limit' => 1));
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if (DBM::is_result($r)) {
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$txt = $r["content"];
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} else {
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$txt = Cache::get($a->videowidth . $embedurl);
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}
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// These media files should now be caught in bbcode.php
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// left here as a fallback in case this is called from another source
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$noexts = array("mp3", "mp4", "ogg", "ogv", "oga", "ogm", "webm");
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$ext = pathinfo(strtolower($embedurl), PATHINFO_EXTENSION);
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if (is_null($txt)) {
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$txt = "";
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if (!in_array($ext, $noexts)){
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// try oembed autodiscovery
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$redirects = 0;
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$html_text = fetch_url($embedurl, false, $redirects, 15, "text/*");
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if ($html_text) {
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$dom = @DOMDocument::loadHTML($html_text);
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if ($dom) {
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$xpath = new DOMXPath($dom);
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$attr = "oembed";
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$xattr = oe_build_xpath("class","oembed");
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$entries = $xpath->query("//link[@type='application/json+oembed']");
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foreach ($entries as $e) {
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$href = $e->getAttributeNode("href")->nodeValue;
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$txt = fetch_url($href . '&maxwidth=' . $a->videowidth);
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break;
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}
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$entries = $xpath->query("//link[@type='text/json+oembed']");
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foreach ($entries as $e) {
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$href = $e->getAttributeNode("href")->nodeValue;
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$txt = fetch_url($href . '&maxwidth=' . $a->videowidth);
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break;
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}
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}
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}
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}
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$txt = trim($txt);
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if ($txt[0] != "{") {
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$txt = '{"type":"error"}';
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} else { //save in cache
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$j = json_decode($txt);
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if ($j->type != "error") {
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dba::insert('oembed', array('url' => normalise_link($embedurl),
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'content' => $txt, 'created' => datetime_convert()), true);
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}
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Cache::set($a->videowidth.$embedurl, $txt, CACHE_DAY);
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}
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}
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$j = json_decode($txt);
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if (!is_object($j)) {
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return false;
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}
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// Always embed the SSL version
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if (isset($j->html)) {
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$j->html = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"),
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array("https://www.youtube.com/", "https://player.vimeo.com/"), $j->html);
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}
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$j->embedurl = $embedurl;
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// If fetching information doesn't work, then improve via internal functions
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if (($j->type == "error") || ($no_rich_type && ($j->type == "rich"))) {
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$data = ParseUrl::getSiteinfoCached($embedurl, true, false);
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$j->type = $data["type"];
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if ($j->type == "photo") {
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$j->url = $data["url"];
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//$j->width = $data["images"][0]["width"];
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//$j->height = $data["images"][0]["height"];
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}
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if (isset($data["title"])) {
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$j->title = $data["title"];
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}
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if (isset($data["text"])) {
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$j->description = $data["text"];
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}
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if (is_array($data["images"])) {
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$j->thumbnail_url = $data["images"][0]["src"];
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$j->thumbnail_width = $data["images"][0]["width"];
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$j->thumbnail_height = $data["images"][0]["height"];
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}
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}
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call_hooks('oembed_fetch_url', $embedurl, $j);
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return $j;
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}
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function oembed_format_object($j){
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require_once("mod/proxy.php");
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$embedurl = $j->embedurl;
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$jhtml = oembed_iframe($j->embedurl,(isset($j->width) ? $j->width : null), (isset($j->height) ? $j->height : null) );
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$ret="<span class='oembed ".$j->type."'>";
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switch ($j->type) {
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case "video":
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if (isset($j->thumbnail_url)) {
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$tw = (isset($j->thumbnail_width) && intval($j->thumbnail_width)) ? $j->thumbnail_width:200;
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$th = (isset($j->thumbnail_height) && intval($j->thumbnail_height)) ? $j->thumbnail_height:180;
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// make sure we don't attempt divide by zero, fallback is a 1:1 ratio
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$tr = (($th) ? $tw/$th : 1);
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$th=120; $tw = $th*$tr;
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$tpl=get_markup_template('oembed_video.tpl');
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$ret.=replace_macros($tpl, array(
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'$baseurl' => System::baseUrl(),
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'$embedurl' => $embedurl,
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'$escapedhtml' => base64_encode($jhtml),
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'$tw' => $tw,
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'$th' => $th,
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'$turl' => $j->thumbnail_url,
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));
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} else {
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$ret=$jhtml;
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}
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//$ret.="<br>";
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break;
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case "photo":
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$ret.= "<img width='".$j->width."' src='".proxy_url($j->url)."'>";
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break;
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case "link":
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break;
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case "rich":
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// not so safe..
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if (!Config::get("system","no_oembed_rich_content")) {
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$ret.= proxy_parse_html($jhtml);
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}
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break;
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}
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// add link to source if not present in "rich" type
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if ($j->type!='rich' || !strpos($j->html,$embedurl) ){
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$ret .= "<h4>";
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if (isset($j->title)) {
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if (isset($j->provider_name)) {
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$ret .= $j->provider_name.": ";
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}
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$embedlink = (isset($j->title))?$j->title:$embedurl;
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$ret .= "<a href='$embedurl' rel='oembed'>$embedlink</a>";
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if (isset($j->author_name)) {
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$ret.=" (".$j->author_name.")";
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}
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} elseif (isset($j->provider_name) || isset($j->author_name)) {
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$embedlink = "";
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if (isset($j->provider_name)) {
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$embedlink .= $j->provider_name;
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}
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if (isset($j->author_name)) {
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if ($embedlink != "") {
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$embedlink .= ": ";
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}
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$embedlink .= $j->author_name;
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}
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if (trim($embedlink) == "") {
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$embedlink = $embedurl;
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}
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$ret .= "<a href='$embedurl' rel='oembed'>$embedlink</a>";
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}
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//if (isset($j->author_name)) $ret.=" by ".$j->author_name;
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//if (isset($j->provider_name)) $ret.=" on ".$j->provider_name;
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$ret .= "</h4>";
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} else {
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// add <a> for html2bbcode conversion
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$ret .= "<a href='$embedurl' rel='oembed'>$embedurl</a>";
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}
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$ret.="</span>";
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$ret = str_replace("\n","",$ret);
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return mb_convert_encoding($ret, 'HTML-ENTITIES', mb_detect_encoding($ret));
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}
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/**
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* @brief Generates the iframe HTML for an oembed attachment.
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*
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* Width and height are given by the remote, and are regularly too small for
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* the generated iframe.
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*
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* The width is entirely discarded for the actual width of the post, while fixed
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* height is used as a starting point before the inevitable resizing.
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*
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* Since the iframe is automatically resized on load, there are no need for ugly
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* and impractical scrollbars.
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*
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* @param string $src Original remote URL to embed
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* @param string $width
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* @param string $height
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* @return string formatted HTML
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*
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* @see oembed_format_object()
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*/
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function oembed_iframe($src, $width, $height) {
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$a = get_app();
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if (!$height || strstr($height,'%')) {
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$height = '200';
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}
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$width = '100%';
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$s = System::baseUrl() . '/oembed/' . base64url_encode($src);
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return '<iframe onload="resizeIframe(this);" class="embed_rich" height="' . $height . '" width="' . $width . '" src="' . $s . '" allowfullscreen scrolling="no" frameborder="no">' . t('Embedded content') . '</iframe>';
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}
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function oembed_bbcode2html($text){
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$stopoembed = Config::get("system","no_oembed");
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if ($stopoembed == true){
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return preg_replace("/\[embed\](.+?)\[\/embed\]/is", "<!-- oembed $1 --><i>". t('Embedding disabled') ." : $1</i><!-- /oembed $1 -->" ,$text);
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}
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return preg_replace_callback("/\[embed\](.+?)\[\/embed\]/is", 'oembed_replacecb' ,$text);
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}
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function oe_build_xpath($attr, $value){
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// http://westhoffswelt.de/blog/0036_xpath_to_select_html_by_class.html
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return "contains( normalize-space( @$attr ), ' $value ' ) or substring( normalize-space( @$attr ), 1, string-length( '$value' ) + 1 ) = '$value ' or substring( normalize-space( @$attr ), string-length( @$attr ) - string-length( '$value' ) ) = ' $value' or @$attr = '$value'";
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}
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function oe_get_inner_html($node) {
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$innerHTML= '';
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$children = $node->childNodes;
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foreach ($children as $child) {
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$innerHTML .= $child->ownerDocument->saveXML($child);
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}
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return $innerHTML;
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}
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/**
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* Find <span class='oembed'>..<a href='url' rel='oembed'>..</a></span>
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* and replace it with [embed]url[/embed]
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*/
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function oembed_html2bbcode($text) {
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// start parser only if 'oembed' is in text
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if (strpos($text, "oembed")) {
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// convert non ascii chars to html entities
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$html_text = mb_convert_encoding($text, 'HTML-ENTITIES', mb_detect_encoding($text));
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// If it doesn't parse at all, just return the text.
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$dom = @DOMDocument::loadHTML($html_text);
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if (! $dom) {
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return $text;
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}
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$xpath = new DOMXPath($dom);
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$attr = "oembed";
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$xattr = oe_build_xpath("class","oembed");
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$entries = $xpath->query("//span[$xattr]");
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$xattr = "@rel='oembed'";//oe_build_xpath("rel","oembed");
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foreach ($entries as $e) {
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$href = $xpath->evaluate("a[$xattr]/@href", $e)->item(0)->nodeValue;
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if (!is_null($href)) {
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$e->parentNode->replaceChild(new DOMText("[embed]".$href."[/embed]"), $e);
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}
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}
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return oe_get_inner_html( $dom->getElementsByTagName("body")->item(0) );
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} else {
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return $text;
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}
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}
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@ -1,38 +0,0 @@
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<?php
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use Friendica\App;
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require_once("include/oembed.php");
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function oembed_content(App $a) {
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// logger('mod_oembed ' . $a->query_string, LOGGER_ALL);
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if ($a->argv[1]=='b2h'){
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$url = array( "", trim(hex2bin($_REQUEST['url'])));
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echo oembed_replacecb($url);
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killme();
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}
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if ($a->argv[1]=='h2b'){
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$text = trim(hex2bin($_REQUEST['text']));
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echo oembed_html2bbcode($text);
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killme();
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}
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if ($a->argc == 2){
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echo "<html><body>";
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$url = base64url_decode($a->argv[1]);
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$j = oembed_fetch_url($url);
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// workaround for media.ccc.de (and any other endpoint that return size 0)
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if (substr($j->html, 0, 7) == "<iframe" && strstr($j->html, 'width="0"')) {
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$j->html = '<style>html,body{margin:0;padding:0;} iframe{width:100%;height:100%;}</style>'. $j->html;
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$j->html = str_replace('width="0"', '', $j->html);
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$j->html = str_replace('height="0"', '', $j->html);
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}
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echo $j->html;
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// logger('mod-oembed ' . $j->html, LOGGER_ALL);
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echo "</body></html>";
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}
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killme();
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}
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355
src/Content/OEmbed.php
Normal file
355
src/Content/OEmbed.php
Normal file
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@ -0,0 +1,355 @@
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<?php
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/**
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* @file src/Content/OEmbed.php
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*/
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namespace Friendica\Content;
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use Friendica\Core\Cache;
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use Friendica\Core\System;
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use Friendica\ParseUrl;
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use Friendica\Core\Config;
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use Friendica\Database\DBM;
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use dba;
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use DOMDocument;
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use DOMXPath;
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use DOMNode;
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require_once 'include/dba.php';
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require_once 'mod/proxy.php';
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/**
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* Handles all OEmbed content fetching and replacement
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*
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* OEmbed is a standard used to allow an embedded representation of a URL on
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* third party sites
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*
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* @see https://oembed.com
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*
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* @author Hypolite Petovan <mrpetovan@gmail.com>
|
||||
*/
|
||||
class OEmbed
|
||||
{
|
||||
public static function replaceCallback($matches)
|
||||
{
|
||||
$embedurl = $matches[1];
|
||||
$j = self::fetchURL($embedurl);
|
||||
$s = self::formatObject($j);
|
||||
|
||||
return $s;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Get data from an URL to embed its content.
|
||||
*
|
||||
* @param string $embedurl The URL from which the data should be fetched.
|
||||
* @param bool $no_rich_type If set to true rich type content won't be fetched.
|
||||
*
|
||||
* @return bool|object Returns object with embed content or false if no embedable
|
||||
* content exists
|
||||
*/
|
||||
public static function fetchURL($embedurl, $no_rich_type = false)
|
||||
{
|
||||
$embedurl = trim($embedurl, "'");
|
||||
$embedurl = trim($embedurl, '"');
|
||||
|
||||
$a = get_app();
|
||||
|
||||
$condition = array('url' => normalise_link($embedurl));
|
||||
$r = dba::select('oembed', array('content'), $condition, array('limit' => 1));
|
||||
|
||||
if (DBM::is_result($r)) {
|
||||
$txt = $r["content"];
|
||||
} else {
|
||||
$txt = Cache::get($a->videowidth . $embedurl);
|
||||
}
|
||||
// These media files should now be caught in bbcode.php
|
||||
// left here as a fallback in case this is called from another source
|
||||
|
||||
$noexts = array("mp3", "mp4", "ogg", "ogv", "oga", "ogm", "webm");
|
||||
$ext = pathinfo(strtolower($embedurl), PATHINFO_EXTENSION);
|
||||
|
||||
|
||||
if (is_null($txt)) {
|
||||
$txt = "";
|
||||
|
||||
if (!in_array($ext, $noexts)) {
|
||||
// try oembed autodiscovery
|
||||
$redirects = 0;
|
||||
$html_text = fetch_url($embedurl, false, $redirects, 15, "text/*");
|
||||
if ($html_text) {
|
||||
$dom = @DOMDocument::loadHTML($html_text);
|
||||
if ($dom) {
|
||||
$xpath = new DOMXPath($dom);
|
||||
$entries = $xpath->query("//link[@type='application/json+oembed']");
|
||||
foreach ($entries as $e) {
|
||||
$href = $e->getAttributeNode("href")->nodeValue;
|
||||
$txt = fetch_url($href . '&maxwidth=' . $a->videowidth);
|
||||
break;
|
||||
}
|
||||
$entries = $xpath->query("//link[@type='text/json+oembed']");
|
||||
foreach ($entries as $e) {
|
||||
$href = $e->getAttributeNode("href")->nodeValue;
|
||||
$txt = fetch_url($href . '&maxwidth=' . $a->videowidth);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
$txt = trim($txt);
|
||||
|
||||
if ($txt[0] != "{") {
|
||||
$txt = '{"type":"error"}';
|
||||
} else { //save in cache
|
||||
$j = json_decode($txt);
|
||||
if ($j->type != "error") {
|
||||
dba::insert('oembed', array('url' => normalise_link($embedurl),
|
||||
'content' => $txt, 'created' => datetime_convert()), true);
|
||||
}
|
||||
|
||||
Cache::set($a->videowidth . $embedurl, $txt, CACHE_DAY);
|
||||
}
|
||||
}
|
||||
|
||||
$j = json_decode($txt);
|
||||
|
||||
if (!is_object($j)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Always embed the SSL version
|
||||
if (isset($j->html)) {
|
||||
$j->html = str_replace(array("http://www.youtube.com/", "http://player.vimeo.com/"), array("https://www.youtube.com/", "https://player.vimeo.com/"), $j->html);
|
||||
}
|
||||
|
||||
$j->embedurl = $embedurl;
|
||||
|
||||
// If fetching information doesn't work, then improve via internal functions
|
||||
if (($j->type == "error") || ($no_rich_type && ($j->type == "rich"))) {
|
||||
$data = ParseUrl::getSiteinfoCached($embedurl, true, false);
|
||||
$j->type = $data["type"];
|
||||
|
||||
if ($j->type == "photo") {
|
||||
$j->url = $data["url"];
|
||||
//$j->width = $data["images"][0]["width"];
|
||||
//$j->height = $data["images"][0]["height"];
|
||||
}
|
||||
|
||||
if (isset($data["title"])) {
|
||||
$j->title = $data["title"];
|
||||
}
|
||||
|
||||
if (isset($data["text"])) {
|
||||
$j->description = $data["text"];
|
||||
}
|
||||
|
||||
if (is_array($data["images"])) {
|
||||
$j->thumbnail_url = $data["images"][0]["src"];
|
||||
$j->thumbnail_width = $data["images"][0]["width"];
|
||||
$j->thumbnail_height = $data["images"][0]["height"];
|
||||
}
|
||||
}
|
||||
|
||||
call_hooks('oembed_fetch_url', $embedurl, $j);
|
||||
|
||||
return $j;
|
||||
}
|
||||
|
||||
public static function formatObject($j)
|
||||
{
|
||||
$embedurl = $j->embedurl;
|
||||
$jhtml = self::iframe($j->embedurl, (isset($j->width) ? $j->width : null), (isset($j->height) ? $j->height : null));
|
||||
$ret = "<span class='oembed " . $j->type . "'>";
|
||||
switch ($j->type) {
|
||||
case "video":
|
||||
if (isset($j->thumbnail_url)) {
|
||||
$tw = (isset($j->thumbnail_width) && intval($j->thumbnail_width)) ? $j->thumbnail_width : 200;
|
||||
$th = (isset($j->thumbnail_height) && intval($j->thumbnail_height)) ? $j->thumbnail_height : 180;
|
||||
// make sure we don't attempt divide by zero, fallback is a 1:1 ratio
|
||||
$tr = (($th) ? $tw / $th : 1);
|
||||
|
||||
$th = 120;
|
||||
$tw = $th * $tr;
|
||||
$tpl = get_markup_template('oembed_video.tpl');
|
||||
$ret.=replace_macros($tpl, array(
|
||||
'$baseurl' => System::baseUrl(),
|
||||
'$embedurl' => $embedurl,
|
||||
'$escapedhtml' => base64_encode($jhtml),
|
||||
'$tw' => $tw,
|
||||
'$th' => $th,
|
||||
'$turl' => $j->thumbnail_url,
|
||||
));
|
||||
} else {
|
||||
$ret = $jhtml;
|
||||
}
|
||||
//$ret.="<br>";
|
||||
break;
|
||||
case "photo":
|
||||
$ret.= "<img width='" . $j->width . "' src='" . proxy_url($j->url) . "'>";
|
||||
break;
|
||||
case "link":
|
||||
break;
|
||||
case "rich":
|
||||
// not so safe..
|
||||
if (!Config::get("system", "no_oembed_rich_content")) {
|
||||
$ret.= proxy_parse_html($jhtml);
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
// add link to source if not present in "rich" type
|
||||
if ($j->type != 'rich' || !strpos($j->html, $embedurl)) {
|
||||
$ret .= "<h4>";
|
||||
if (isset($j->title)) {
|
||||
if (isset($j->provider_name)) {
|
||||
$ret .= $j->provider_name . ": ";
|
||||
}
|
||||
|
||||
$embedlink = (isset($j->title)) ? $j->title : $embedurl;
|
||||
$ret .= "<a href='$embedurl' rel='oembed'>$embedlink</a>";
|
||||
if (isset($j->author_name)) {
|
||||
$ret.=" (" . $j->author_name . ")";
|
||||
}
|
||||
} elseif (isset($j->provider_name) || isset($j->author_name)) {
|
||||
$embedlink = "";
|
||||
if (isset($j->provider_name)) {
|
||||
$embedlink .= $j->provider_name;
|
||||
}
|
||||
|
||||
if (isset($j->author_name)) {
|
||||
if ($embedlink != "") {
|
||||
$embedlink .= ": ";
|
||||
}
|
||||
|
||||
$embedlink .= $j->author_name;
|
||||
}
|
||||
if (trim($embedlink) == "") {
|
||||
$embedlink = $embedurl;
|
||||
}
|
||||
|
||||
$ret .= "<a href='$embedurl' rel='oembed'>$embedlink</a>";
|
||||
}
|
||||
//if (isset($j->author_name)) $ret.=" by ".$j->author_name;
|
||||
//if (isset($j->provider_name)) $ret.=" on ".$j->provider_name;
|
||||
$ret .= "</h4>";
|
||||
} else {
|
||||
// add <a> for html2bbcode conversion
|
||||
$ret .= "<a href='$embedurl' rel='oembed'>$embedurl</a>";
|
||||
}
|
||||
$ret.="</span>";
|
||||
$ret = str_replace("\n", "", $ret);
|
||||
return mb_convert_encoding($ret, 'HTML-ENTITIES', mb_detect_encoding($ret));
|
||||
}
|
||||
|
||||
public static function BBCode2HTML($text)
|
||||
{
|
||||
$stopoembed = Config::get("system", "no_oembed");
|
||||
if ($stopoembed == true) {
|
||||
return preg_replace("/\[embed\](.+?)\[\/embed\]/is", "<!-- oembed $1 --><i>" . t('Embedding disabled') . " : $1</i><!-- /oembed $1 -->", $text);
|
||||
}
|
||||
return preg_replace_callback("/\[embed\](.+?)\[\/embed\]/is", ['self', 'replaceCallback'], $text);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find <span class='oembed'>..<a href='url' rel='oembed'>..</a></span>
|
||||
* and replace it with [embed]url[/embed]
|
||||
*/
|
||||
public static function HTML2BBCode($text)
|
||||
{
|
||||
// start parser only if 'oembed' is in text
|
||||
if (strpos($text, "oembed")) {
|
||||
|
||||
// convert non ascii chars to html entities
|
||||
$html_text = mb_convert_encoding($text, 'HTML-ENTITIES', mb_detect_encoding($text));
|
||||
|
||||
// If it doesn't parse at all, just return the text.
|
||||
$dom = @DOMDocument::loadHTML($html_text);
|
||||
if (!$dom) {
|
||||
return $text;
|
||||
}
|
||||
$xpath = new DOMXPath($dom);
|
||||
|
||||
$xattr = self::buildXPath("class", "oembed");
|
||||
$entries = $xpath->query("//span[$xattr]");
|
||||
|
||||
$xattr = "@rel='oembed'"; //oe_build_xpath("rel","oembed");
|
||||
foreach ($entries as $e) {
|
||||
$href = $xpath->evaluate("a[$xattr]/@href", $e)->item(0)->nodeValue;
|
||||
if (!is_null($href)) {
|
||||
$e->parentNode->replaceChild(new DOMText("[embed]" . $href . "[/embed]"), $e);
|
||||
}
|
||||
}
|
||||
return self::getInnerHTML($dom->getElementsByTagName("body")->item(0));
|
||||
} else {
|
||||
return $text;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Generates the iframe HTML for an oembed attachment.
|
||||
*
|
||||
* Width and height are given by the remote, and are regularly too small for
|
||||
* the generated iframe.
|
||||
*
|
||||
* The width is entirely discarded for the actual width of the post, while fixed
|
||||
* height is used as a starting point before the inevitable resizing.
|
||||
*
|
||||
* Since the iframe is automatically resized on load, there are no need for ugly
|
||||
* and impractical scrollbars.
|
||||
*
|
||||
* @param string $src Original remote URL to embed
|
||||
* @param string $width
|
||||
* @param string $height
|
||||
* @return string formatted HTML
|
||||
*
|
||||
* @see oembed_format_object()
|
||||
*/
|
||||
private static function iframe($src, $width, $height)
|
||||
{
|
||||
$a = get_app();
|
||||
|
||||
if (!$height || strstr($height, '%')) {
|
||||
$height = '200';
|
||||
}
|
||||
$width = '100%';
|
||||
|
||||
$s = System::baseUrl() . '/oembed/' . base64url_encode($src);
|
||||
return '<iframe onload="resizeIframe(this);" class="embed_rich" height="' . $height . '" width="' . $width . '" src="' . $s . '" allowfullscreen scrolling="no" frameborder="no">' . t('Embedded content') . '</iframe>';
|
||||
}
|
||||
|
||||
/**
|
||||
* Generates an XPath query to select elements whose provided attribute contains
|
||||
* the provided value in a space-separated list.
|
||||
*
|
||||
* @brief Generates attribute search XPath string
|
||||
*
|
||||
* @param string $attr Name of the attribute to seach
|
||||
* @param string $value Value to search in a space-separated list
|
||||
* @return string
|
||||
*/
|
||||
private static function buildXPath($attr, $value)
|
||||
{
|
||||
// https://www.westhoffswelt.de/blog/2009/6/9/select-html-elements-with-more-than-one-css-class-using-xpath
|
||||
return "contains(normalize-space(@$attr), ' $value ') or substring(normalize-space(@$attr), 1, string-length('$value') + 1) = '$value ' or substring(normalize-space(@$attr), string-length(@$attr) - string-length('$value')) = ' $value' or @$attr = '$value'";
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the inner XML string of a provided DOMNode
|
||||
*
|
||||
* @brief Returns the inner XML string of a provided DOMNode
|
||||
*
|
||||
* @param DOMNode $node
|
||||
* @return string
|
||||
*/
|
||||
private static function getInnerHTML(DOMNode $node)
|
||||
{
|
||||
$innerHTML = '';
|
||||
$children = $node->childNodes;
|
||||
foreach ($children as $child) {
|
||||
$innerHTML .= $child->ownerDocument->saveXML($child);
|
||||
}
|
||||
return $innerHTML;
|
||||
}
|
||||
}
|
||||
53
src/Module/Oembed.php
Normal file
53
src/Module/Oembed.php
Normal file
|
|
@ -0,0 +1,53 @@
|
|||
<?php
|
||||
|
||||
namespace Friendica\Module;
|
||||
|
||||
use Friendica\BaseModule;
|
||||
use Friendica\Content;
|
||||
|
||||
/**
|
||||
* Oembed module
|
||||
*
|
||||
* Displays stored embed content based on a base64 hash of a remote URL
|
||||
*
|
||||
* Example: /oembed/aHR0cHM6Ly9...
|
||||
*
|
||||
* @author Hypolite Petovan <mrpetovan@gmail.com>
|
||||
*/
|
||||
class Oembed extends BaseModule
|
||||
{
|
||||
public static function content()
|
||||
{
|
||||
$a = self::getApp();
|
||||
|
||||
// Unused form: /oembed/b2h?url=...
|
||||
if ($a->argv[1] == 'b2h') {
|
||||
$url = array("", trim(hex2bin($_REQUEST['url'])));
|
||||
echo Content\OEmbed::replaceCallback($url);
|
||||
killme();
|
||||
}
|
||||
|
||||
// Unused form: /oembed/h2b?text=...
|
||||
if ($a->argv[1] == 'h2b') {
|
||||
$text = trim(hex2bin($_REQUEST['text']));
|
||||
echo Content\OEmbed::HTML2BBCode($text);
|
||||
killme();
|
||||
}
|
||||
|
||||
if ($a->argc == 2) {
|
||||
echo '<html><body>';
|
||||
$url = base64url_decode($a->argv[1]);
|
||||
$j = Content\OEmbed::fetchURL($url);
|
||||
|
||||
// workaround for media.ccc.de (and any other endpoint that return size 0)
|
||||
if (substr($j->html, 0, 7) == "<iframe" && strstr($j->html, 'width="0"')) {
|
||||
$j->html = '<style>html,body{margin:0;padding:0;} iframe{width:100%;height:100%;}</style>' . $j->html;
|
||||
$j->html = str_replace('width="0"', '', $j->html);
|
||||
$j->html = str_replace('height="0"', '', $j->html);
|
||||
}
|
||||
echo $j->html;
|
||||
echo '</body></html>';
|
||||
}
|
||||
killme();
|
||||
}
|
||||
}
|
||||
|
|
@ -5,7 +5,7 @@
|
|||
*/
|
||||
namespace Friendica;
|
||||
|
||||
use Friendica\Core\Config;
|
||||
use Friendica\Content\OEmbed;
|
||||
use Friendica\Object\Image;
|
||||
use Friendica\Util\XML;
|
||||
|
||||
|
|
@ -15,7 +15,6 @@ use DOMDocument;
|
|||
|
||||
require_once 'include/dba.php';
|
||||
require_once "include/network.php";
|
||||
require_once "include/oembed.php";
|
||||
|
||||
/**
|
||||
* @brief Class with methods for extracting certain content from an url
|
||||
|
|
@ -164,7 +163,7 @@ class ParseUrl
|
|||
$body = $data["body"];
|
||||
|
||||
if ($do_oembed) {
|
||||
$oembed_data = oembed_fetch_url($url);
|
||||
$oembed_data = OEmbed::fetchURL($url);
|
||||
|
||||
if (!in_array($oembed_data->type, array("error", "rich", ""))) {
|
||||
$siteinfo["type"] = $oembed_data->type;
|
||||
|
|
|
|||
|
|
@ -8,6 +8,7 @@
|
|||
*/
|
||||
namespace Friendica\Protocol;
|
||||
|
||||
use Friendica\Content\OEmbed;
|
||||
use Friendica\Core\Config;
|
||||
use Friendica\Core\System;
|
||||
use Friendica\Core\Worker;
|
||||
|
|
@ -33,7 +34,6 @@ require_once "include/tags.php";
|
|||
require_once "include/files.php";
|
||||
require_once "include/event.php";
|
||||
require_once "include/text.php";
|
||||
require_once "include/oembed.php";
|
||||
require_once "include/html2bbcode.php";
|
||||
require_once "include/bbcode.php";
|
||||
|
||||
|
|
@ -2502,7 +2502,7 @@ class DFRN
|
|||
|
||||
$item['body'] = html2bb_video($item['body']);
|
||||
|
||||
$item['body'] = oembed_html2bbcode($item['body']);
|
||||
$item['body'] = OEmbed::HTML2BBCode($item['body']);
|
||||
|
||||
$config = \HTMLPurifier_Config::createDefault();
|
||||
$config->set('Cache.DefinitionImpl', null);
|
||||
|
|
|
|||
Loading…
Reference in a new issue