/**
* Used during {@link BP_Embed::parse_oembed()} via {@link bp_forums_embed()}.
*
* Wrapper function for {@link bb_get_postmeta()}.
*
* @package BuddyPress_Forums
* @since BuddyPress (1.5.0)
*/
function bp_embed_forum_cache($cache, $id, $cachekey)
{
return bb_get_postmeta($id, $cachekey);
}
function ray_bp_oembed($content)
{
global $bp_oembed;
// WP(MU) 2.9 oEmbed check
if (!function_exists(wp_oembed_get)) {
return $content;
}
// match URLs - could use some work
// preg_match_all( '@(https?://([-\w\.]+)+(:\d+)?(/([\w/_\.]*(\?\S+)?)?)?)@', $content, $matches );
preg_match_all('`.*?((http|https)://[\\w#$&+,\\/:;=?@.-]+)[^\\w#$&+,\\/:;=?@.-]*?`i', $content, $matches);
// debug regex
// print_r($matches[0]);
// if there are no links to parse, return $content now!
if (empty($matches[0])) {
return $content;
}
$whitelist = $bp_oembed['whitelist'];
for ($i = 0; $i < count($matches[0]); $i++) {
$url = $matches[0][$i];
// check url with whitelist, if url matches any whitelist item, skip from parsing
foreach ($whitelist as $whitelist_item) {
if (strpos($url, $whitelist_item) !== false) {
continue 2;
}
}
$cachekey = '_oembed_' . md5($url);
// grab oEmbed cache depending on BP component
// not pretty! only looking for activity updates or forum posts ATM
if (!bp_get_activity_id() && bp_forums_is_installed_correctly()) {
$cache = bb_get_postmeta(bp_get_the_topic_post_id(), $cachekey);
} else {
$cache = bp_activity_get_meta(bp_get_activity_id(), $cachekey);
}
// cache check - no oEmbed, but cached result, skip rest of loop
if ($url === $cache) {
continue;
}
// cache check - yes oEmbed
if (!empty($cache)) {
$replace = apply_filters('embed_oembed_html', $cache, $url, $attr);
} else {
// process url to oEmbed
$oembed = wp_oembed_get($url);
// returns true if link is oEmbed
//$oembed = file_get_contents("http://autoembed.com/api/?url=".urlencode($url));
if ($oembed) {
$replace = apply_filters('embed_oembed_html', $oembed, $url, $attr);
$replace = str_replace('
', '', $replace);
// fix Viddler line break in <object> tag
} else {
$replace = $url;
// unlike WP's oEmbed, I cache the URL if not oEmbed-dable!
// the URL is more useful in the DB than a string called {{unknown}} ;)
}
// save oEmbed cache depending on BP component
// the same "not prettiness!"
if (!bp_get_activity_id() && bp_forums_is_installed_correctly()) {
bb_update_postmeta(bp_get_the_topic_post_id(), $cachekey, $replace);
} else {
bp_activity_update_meta(bp_get_activity_id(), $cachekey, $replace);
}
}
$content = str_replace($url, $replace, $content);
}
return $content;
}