WP_Customize_Manager::filter_iframe_security_headers()
Method: Filters the X-Frame-Options and Content-Security-Policy headers to ensure frontend can load in customizer.
Source: wp-includes/class-wp-customize-manager.php:1957
WP_Customize_Manager::add_state_query_params()
Method: Adds customize state query params to a given URL if preview is allowed.
Source: wp-includes/class-wp-customize-manager.php:1974
WP_Customize_Manager::remove_frameless_preview_messenger_channel()
Method: Removes customize_messenger_channel query parameter from the preview window when it is not in an iframe.
Source: wp-includes/class-wp-customize-manager.php:2075
WP_Customize_Manager::save()
Method: Handles customize_save WP Ajax request to save/update a changeset.
Source: wp-includes/class-wp-customize-manager.php:2421
is_page_template()
Function: Determines whether the current post uses a page template.
Source: wp-includes/post-template.php:1825
WP_Customize_Manager::save_changeset_post()
Method: Saves the post for the loaded changeset.
Source: wp-includes/class-wp-customize-manager.php:2630
get_page_template_slug()
Function: Gets the specific template filename for a given post.
Source: wp-includes/post-template.php:1861
customize_changeset_save_data
Filter Hook: Filters the settings’ data that will be persisted into the changeset.
Source: wp-includes/class-wp-customize-manager.php:2895
WP_Customize_Manager::__construct()
Method: Constructor.
Source: wp-includes/class-wp-customize-manager.php:262
WP_Customize_Manager::changeset_uuid()
Method: Gets the changeset UUID.
Source: wp-includes/class-wp-customize-manager.php:814