Changeset 46568 for trunk/src/wp-includes/plugin.php

Timestamp:

10/22/2019 12:09:39 AM (5 years ago)

Author:

SergeyBiryukov

Message:

Plugins: Restore backward compatibility for PHP4-style passing of array( &$this ) as action argument to do_action().

This is a follow-up to [46149] to avoid unnecessary breakage in case of using the old notation.

Props david.binda, jrf.
Reviewed by azaozz.
Fixes #48312.

File:

• trunk/src/wp-includes/plugin.php (modified) (1 diff)

trunk/src/wp-includes/plugin.php

@@ -471 +471 @@
     if ( empty( $arg ) ) {
         $arg[] = '';
+    } elseif ( is_array( $arg[0] ) && 1 === count( $arg[0] ) && isset( $arg[0][0] ) && is_object( $arg[0][0] ) ) {
+        // Backward compatibility for PHP4-style passing of `array( &$this )` as action `$arg`.
+        $arg[0] = $arg[0][0];
     }