Changeset 38506 for trunk/src/wp-includes/shortcodes.php

Timestamp:

09/02/2016 12:09:42 AM (7 years ago)

Author:

pento

Message:

Shortcodes: Add the pre_do_shortcode_tag filter.

This filter allows the shortcode generation process to be short-circuited, so expensive short codes can be cached and returned immediately.

Props ideag.
Fixes #37906.

File:

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

trunk/src/wp-includes/shortcodes.php

@@ -322 +322 @@
     }
 
+    /**
+     * Filters whether to call a shortcode callback.
+     *
+     * Passing a truthy value to the filter will effectively short-circuit the
+     * shortcode generation process, returning that value instead.
+     *
+     * @since 4.7.0
+     *
+     * @param bool|string $return      Short-circuit return value. Either false or the value to replace the shortcode with.
+     * @param string      $tag         Shortcode name.
+     * @param array       $attr        Shortcode attributes array,
+     * @param array       $m           Regular expression match array.
+     */
+    $return = apply_filters( 'pre_do_shortcode_tag', false, $tag, $attr, $m );
+    if ( false !== $return ) {
+        return $return;
+    }
+
     if ( isset( $m[5] ) ) {
         // enclosing tag - extra parameter