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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 |
|---|---|
| 2164 | |
| 2165 | /** |
| 2166 | * Fires early when editing the widgets displayed in sidebars. |
| 2167 | * |
| 2168 | * @since 2.8.0 |
| 2169 | */ |
| 2170 | do_action( 'widgets.php' ); |
| 2171 | |
| 2172 | /** This action is documented in wp-admin/widgets.php */ |
| 2173 | do_action( 'sidebar_admin_setup' ); |
| 2174 | |
| 2175 | $id_base = wp_unslash( $_POST['id_base'] ); |
| 2176 | $widget_id = wp_unslash( $_POST['widget-id'] ); |
| 2177 | $sidebar_id = $_POST['sidebar']; |
| 2178 | $multi_number = ! empty( $_POST['multi_number'] ) ? (int) $_POST['multi_number'] : 0; |
| 2179 | $settings = isset( $_POST[ 'widget-' . $id_base ] ) && is_array( $_POST[ 'widget-' . $id_base ] ) ? $_POST[ 'widget-' . $id_base ] : false; |
| 2180 | $error = '<p>' . __( 'An error has occurred. Please reload the page and try again.' ) . '</p>'; |
| 2181 | |
| 2182 | $sidebars = wp_get_sidebars_widgets(); |
| Line | Code |
| 2267 | wp_die( -1 ); |
| 2268 | } |
| 2269 | |
| 2270 | unset( $_POST['removeinactivewidgets'], $_POST['action'] ); |
| 2271 | /** This action is documented in wp-admin/includes/ajax-actions.php */ |
| 2272 | do_action( 'load-widgets.php' ); |
| 2273 | /** This action is documented in wp-admin/includes/ajax-actions.php */ |
| 2274 | do_action( 'widgets.php' ); |
| 2275 | /** This action is documented in wp-admin/widgets.php */ |
| 2276 | do_action( 'sidebar_admin_setup' ); |
| 2277 | |
| 2278 | $sidebars_widgets = wp_get_sidebars_widgets(); |
| 2279 | |
| 2280 | foreach ( $sidebars_widgets['wp_inactive_widgets'] as $key => $widget_id ) { |
| 2281 | $pieces = explode( '-', $widget_id ); |
| 2282 | $multi_number = array_pop( $pieces ); |
| 2283 | $id_base = implode( '-', $pieces ); |
| 2284 | $widget = get_option( 'widget_' . $id_base ); |
| 2285 | unset( $widget[ $multi_number ] ); |