Changeset 11598 for sites/trunk/api.wordpress.org/public_html/dotorg/trac/oembed/index.php

Timestamp:

02/24/2022 05:16:50 AM (4 years ago)

Author:

dd32

Message:

Trac: oEmbed API: Avoid PHP Warnings from 'unexpected' tags by using internal libxml errors, avoid notices by checking if the definition includes a class.

File:

• sites/trunk/api.wordpress.org/public_html/dotorg/trac/oembed/index.php (modified) (3 diffs)

sites/trunk/api.wordpress.org/public_html/dotorg/trac/oembed/index.php

@@ -18 +18 @@
  */
 include dirname( dirname( dirname( __DIR__ ) ) ) . '/wp-init.php';
+
+// Avoid warnings from DomDocument.
+libxml_use_internal_errors( true );
 
 // Mark this as an oEmbed response for caching.
@@ -143 +146 @@
 ];
 
-// Tags, with optional class specification to just strip out.
+// Tags, with optional SINGLE class specification to just strip out.
 $remove_tags = [
     'form',
@@ -179 +182 @@
 // Remove any tags
 foreach ( $remove_tags as $tag ) {
-    list( $tag, $class ) = explode( '.', $tag, 2 );
+    $class = false;
+    if ( str_contains( $tag, '.' ) ) {
+        list( $tag, $class ) = explode( '.', $tag );
+    }
+
     foreach ( $doc->getElementsByTagName( $tag ) as $el ) {
         if ( $class && ! str_contains( $el->getAttribute( 'class' ), $class ) ) {