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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 1932 | |
| 1933 | /** |
| 1934 | * Fires early when editing the widgets displayed in sidebars. |
| 1935 | * |
| 1936 | * @since 2.8.0 |
| 1937 | */ |
| 1938 | do_action( 'widgets.php' ); |
| 1939 | |
| 1940 | /** This action is documented in wp-admin/widgets.php */ |
| 1941 | do_action( 'sidebar_admin_setup' ); |
| 1942 | |
| 1943 | $id_base = wp_unslash( $_POST['id_base'] ); |
| 1944 | $widget_id = wp_unslash( $_POST['widget-id'] ); |
| 1945 | $sidebar_id = $_POST['sidebar']; |
| 1946 | $multi_number = !empty($_POST['multi_number']) ? (int) $_POST['multi_number'] : 0; |
| 1947 | $settings = isset($_POST['widget-' . $id_base]) && is_array($_POST['widget-' . $id_base]) ? $_POST['widget-' . $id_base] : false; |
| 1948 | $error = '<p>' . __('An error has occurred. Please reload the page and try again.') . '</p>'; |
| 1949 | |
| 1950 | $sidebars = wp_get_sidebars_widgets(); |
| Line | Code |
| 2025 | wp_die( -1 ); |
| 2026 | } |
| 2027 | |
| 2028 | unset( $_POST['removeinactivewidgets'], $_POST['action'] ); |
| 2029 | /** This action is documented in wp-admin/includes/ajax-actions.php */ |
| 2030 | do_action( 'load-widgets.php' ); |
| 2031 | /** This action is documented in wp-admin/includes/ajax-actions.php */ |
| 2032 | do_action( 'widgets.php' ); |
| 2033 | /** This action is documented in wp-admin/widgets.php */ |
| 2034 | do_action( 'sidebar_admin_setup' ); |
| 2035 | |
| 2036 | $sidebars_widgets = wp_get_sidebars_widgets(); |
| 2037 | |
| 2038 | foreach ( $sidebars_widgets['wp_inactive_widgets'] as $key => $widget_id ) { |
| 2039 | $pieces = explode( '-', $widget_id ); |
| 2040 | $multi_number = array_pop( $pieces ); |
| 2041 | $id_base = implode( '-', $pieces ); |
| 2042 | $widget = get_option( 'widget_' . $id_base ); |
| 2043 | unset( $widget[$multi_number] ); |