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[Embed] Removed old oEmbed and OpenGraph implementation

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This commit is contained in:
Miguel Dantas
2019-07-12 03:13:40 +01:00
committed by Diogo Cordeiro
parent 0c20d35206
commit a244f3ba4d
3 changed files with 8 additions and 220 deletions
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90
plugins/Embed/lib/embedhelper.php
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@@ -48,13 +48,6 @@ defined('GNUSOCIAL') || die();
*/
class EmbedHelper
{
protected static $apiMap = array(
'flickr.com' => 'https://www.flickr.com/services/oembed/',
'youtube.com' => 'https://www.youtube.com/oembed',
'viddler.com' => 'http://lab.viddler.com/services/oembed/',
'revision3.com' => 'https://revision3.com/api/oembed/',
'vimeo.com' => 'https://vimeo.com/api/oembed.json',
);
/**
* Perform or fake an oEmbed lookup for the given resource.
@@ -72,10 +65,11 @@ class EmbedHelper
* Throws exceptions on failure.
*
* @param string $url
* @param array $params
* @return object
* @throws EmbedHelper_BadHtmlException
* @throws HTTP_Request2_Exception
*/
public static function getObject($url, $params=array())
public static function getObject($url)
{
common_log(LOG_INFO, 'Checking for remote URL metadata for ' . $url);
@@ -144,84 +138,12 @@ class EmbedHelper
return self::normalize($metadata);
}
/**
* Partially ripped from OStatus' FeedDiscovery class.
*
* @param string $url source URL, used to resolve relative links
* @param string $body HTML body text
* @return mixed string with URL or false if no target found
*/
public static function oEmbedEndpointFromHTML(DOMDocument $dom)
{
// Ok... now on to the links!
$feeds = array(
'application/json+oembed' => false,
);
$nodes = $dom->getElementsByTagName('link');
for ($i = 0; $i < $nodes->length; $i++) {
$node = $nodes->item($i);
if ($node->hasAttributes()) {
$rel = $node->attributes->getNamedItem('rel');
$type = $node->attributes->getNamedItem('type');
$href = $node->attributes->getNamedItem('href');
if ($rel && $type && $href) {
$rel = array_filter(explode(" ", $rel->value));
$type = trim($type->value);
$href = trim($href->value);
if (in_array('alternate', $rel) && array_key_exists($type, $feeds) && empty($feeds[$type])) {
// Save the first feed found of each type...
$feeds[$type] = $href;
}
}
}
}
// Return the highest-priority feed found
foreach ($feeds as $type => $url) {
if ($url) {
return $url;
}
}
throw new EmbedHelper_DiscoveryException();
}
/**
* Actually do an oEmbed lookup to a particular API endpoint.
*
* @param string $api oEmbed API endpoint URL
* @param string $url target URL to look up info about
* @param array $params
* @return object
*/
public static function getOembedFrom($api, $url, $params=array())
{
if (empty($api)) {
// TRANS: Server exception thrown in oEmbed action if no API endpoint is available.
throw new ServerException(_('No oEmbed API endpoint available.'));
}
$params['url'] = $url;
$params['format'] = 'json';
$key=common_config('oembed', 'apikey');
if (isset($key)) {
$params['key'] = common_config('oembed', 'apikey');
}
$oembed_data = HTTPClient::quickGetJson($api, $params);
if (isset($oembed_data->html)) {
$oembed_data->html = common_purify($oembed_data->html);
}
return $oembed_data;
}
/**
* Normalize oEmbed format.
*
* @param object $orig
* @param stdClass $data
* @return object
* @throws Exception
*/
public static function normalize(stdClass $data)
{
@@ -249,7 +171,7 @@ class EmbedHelper_Exception extends Exception
{
public function __construct($message = "", $code = 0, $previous = null)
{
parent::__construct($message, $code);
parent::__construct($message, $code, $previous);
}
}