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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 |
|---|---|
| 113 | check_admin_referer( 'edit-dashboard-widget_' . $_POST['widget_id'], 'dashboard-widget-nonce' ); |
| 114 | ob_start(); // hack - but the same hack wp-admin/widgets.php uses |
| 115 | wp_dashboard_trigger_widget_control( $_POST['widget_id'] ); |
| 116 | ob_end_clean(); |
| 117 | wp_redirect( remove_query_arg( 'edit' ) ); |
| 118 | exit; |
| 119 | } |
| 120 | |
| 121 | /** This action is documented in wp-admin/edit-form-advanced.php */ |
| 122 | do_action( 'do_meta_boxes', $screen->id, 'normal', '' ); |
| 123 | |
| 124 | /** This action is documented in wp-admin/edit-form-advanced.php */ |
| 125 | do_action( 'do_meta_boxes', $screen->id, 'side', '' ); |
| 126 | } |
| 127 | |
| 128 | function wp_add_dashboard_widget( $widget_id, $widget_name, $callback, $control_callback = null, $callback_args = null ) { |
| 129 | $screen = get_current_screen(); |
| 130 | global $wp_dashboard_control_callbacks; |
| 131 | |
| 132 | if ( $control_callback && current_user_can( 'edit_dashboard' ) && is_callable( $control_callback ) ) { |
| 133 | $wp_dashboard_control_callbacks[$widget_id] = $control_callback; |
| 134 | if ( isset( $_GET['edit'] ) && $widget_id == $_GET['edit'] ) { |