Ticket #8115: 8115.patch

src/bp-core/classes/class-bp-embed.php

@@ -138 +138 @@
                 $attr['discover'] = ( apply_filters( 'bp_embed_oembed_discover', $default_discovery ) && $unfiltered_html );
 
                 // Set up a new WP oEmbed object to check URL with registered oEmbed providers.
-                require_once( ABSPATH . WPINC . '/class-oembed.php' );
+                if ( file_exists( ABSPATH . WPINC . '/class-wp-oembed.php' ) ) {
+                        require_once( ABSPATH . WPINC . '/class-wp-oembed.php' );
+                } else {
+                        // class-oembed.php is deprecated in WordPress 5.3.0.
+                        require_once( ABSPATH . WPINC . '/class-oembed.php' );
+                }
+
                 $oembed_obj = _wp_oembed_get_object();
 
                 // If oEmbed discovery is true, skip oEmbed provider check.