Ticket #6735: 6735.diff

src/bp-core/bp-core-avatars.php

@@ -585 +585 @@
                          */
                         $default_grav = apply_filters( 'bp_core_mysteryman_src', 'mm', $params['width'] );
                 } else {
-                        $default_grav = $bp->grav_default->{$params['object']};
+
+                        /**
+                         * Filters the default Gravatar src value.
+                         *
+                         * @since X.X.X
+                         *
+                         * @param string $value The src value.
+                         * @param array $params Array of parameters for the avatar request.
+                         */
+                        $default_grav = apply_filters( 'bp_core_grav_default_' . $params['object'], $bp->grav_default->{$params['object']}, $params );
                 }
 
                 // Set gravatar object.