Title: WP_Customize_Manager::handle_override_changeset_lock_request
Published: November 20, 2017
Last modified: May 20, 2026

---

# WP_Customize_Manager::handle_override_changeset_lock_request()

## In this article

 * [Source](https://developer.wordpress.org/reference/classes/wp_customize_manager/handle_override_changeset_lock_request/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_customize_manager/handle_override_changeset_lock_request/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_customize_manager/handle_override_changeset_lock_request/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wp_customize_manager/handle_override_changeset_lock_request/?output_format=md#wp--skip-link--target)

Removes changeset lock when take over request is sent via Ajax.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wp_customize_manager/handle_override_changeset_lock_request/?output_format=md#source)󠁿

    ```php
    public function handle_override_changeset_lock_request() {
    	if ( ! $this->is_preview() ) {
    		wp_send_json_error( 'not_preview', 400 );
    	}

    	if ( ! check_ajax_referer( 'customize_override_changeset_lock', 'nonce', false ) ) {
    		wp_send_json_error(
    			array(
    				'code'    => 'invalid_nonce',
    				'message' => __( 'Security check failed.' ),
    			)
    		);
    	}

    	$changeset_post_id = $this->changeset_post_id();

    	if ( empty( $changeset_post_id ) ) {
    		wp_send_json_error(
    			array(
    				'code'    => 'no_changeset_found_to_take_over',
    				'message' => __( 'No changeset found to take over' ),
    			)
    		);
    	}

    	if ( ! current_user_can( get_post_type_object( 'customize_changeset' )->cap->edit_post, $changeset_post_id ) ) {
    		wp_send_json_error(
    			array(
    				'code'    => 'cannot_remove_changeset_lock',
    				'message' => __( 'Sorry, you are not allowed to take over.' ),
    			)
    		);
    	}

    	$this->set_changeset_lock( $changeset_post_id, true );

    	wp_send_json_success( 'changeset_taken_over' );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/class-wp-customize-manager.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/class-wp-customize-manager.php#L3390)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-customize-manager.php#L3390-L3427)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/wp_customize_manager/handle_override_changeset_lock_request/?output_format=md#related)󠁿

| Uses | Description | 
| [WP_Customize_Manager::set_changeset_lock()](https://developer.wordpress.org/reference/classes/wp_customize_manager/set_changeset_lock/)`wp-includes/class-wp-customize-manager.php` |

Marks the changeset post as being currently edited by the current user.

  | 
| [WP_Customize_Manager::changeset_post_id()](https://developer.wordpress.org/reference/classes/wp_customize_manager/changeset_post_id/)`wp-includes/class-wp-customize-manager.php` |

Gets the changeset post ID for the loaded changeset.

  | 
| [WP_Customize_Manager::is_preview()](https://developer.wordpress.org/reference/classes/wp_customize_manager/is_preview/)`wp-includes/class-wp-customize-manager.php` |

Determines whether it is a theme preview or not.

  | 
| [current_user_can()](https://developer.wordpress.org/reference/functions/current_user_can/)`wp-includes/capabilities.php` |

Returns whether the current user has the specified capability.

  | 
| [__()](https://developer.wordpress.org/reference/functions/__/)`wp-includes/l10n.php` |

Retrieves the translation of $text.

  | 
| [check_ajax_referer()](https://developer.wordpress.org/reference/functions/check_ajax_referer/)`wp-includes/pluggable.php` |

Verifies the Ajax request to prevent processing requests external of the blog.

  | 
| [wp_send_json_error()](https://developer.wordpress.org/reference/functions/wp_send_json_error/)`wp-includes/functions.php` |

Sends a JSON response back to an Ajax request, indicating failure.

  | 
| [wp_send_json_success()](https://developer.wordpress.org/reference/functions/wp_send_json_success/)`wp-includes/functions.php` |

Sends a JSON response back to an Ajax request, indicating success.

  | 
| [get_post_type_object()](https://developer.wordpress.org/reference/functions/get_post_type_object/)`wp-includes/post.php` |

Retrieves a post type object by name.

  |

[Show 6 more](https://developer.wordpress.org/reference/classes/wp_customize_manager/handle_override_changeset_lock_request/?output_format=md#)
[Show less](https://developer.wordpress.org/reference/classes/wp_customize_manager/handle_override_changeset_lock_request/?output_format=md#)

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wp_customize_manager/handle_override_changeset_lock_request/?output_format=md#changelog)󠁿

| Version | Description | 
| [4.9.0](https://developer.wordpress.org/reference/since/4.9.0/) | Introduced. |

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