WordPress at a glance
filter is not described

handle_network_bulk_actions-(screen_id) filter-hook . WP 4.7.0

Fires when a custom bulk action should be handled.

The redirect link should be modified with success or failure feedback from the action to be used to display feedback to the user.

The dynamic portion of the hook name, $screen, refers to the current screen ID.

Usage

add_filter( 'handle_network_bulk_actions-(screen_id)', 'filter_function_name_1674', 10, 4 );
function filter_function_name_1674( $redirect_url, $action, $items, $site_id ){
	// filter...

	return $redirect_url;
}
$redirect_url(string)
The redirect URL.
$action(string)
The action being taken.
$items(array)
The items to take the action on.
$site_id(int)
The site ID.

Where the hook is called

In file: /wp-admin/network/site-themes.php
handle_network_bulk_actions-(screen_id)
wp-admin/network/site-themes.php 130
$referer = apply_filters( "handle_network_bulk_actions-{$screen}", $referer, $action, $themes, $id );
wp-admin/network/users.php 98
$sendback = apply_filters( 'handle_network_bulk_actions-' . get_current_screen()->id, $sendback, $doaction, $user_ids );
wp-admin/network/site-users.php 177
$referer = apply_filters( 'handle_network_bulk_actions-' . get_current_screen()->id, $referer, $action, $userids, $id );
wp-admin/network/themes.php 204
$referer = apply_filters( 'handle_network_bulk_actions-' . get_current_screen()->id, $referer, $action, $themes );
wp-admin/network/sites.php 207
$redirect_to = apply_filters( 'handle_network_bulk_actions-' . get_current_screen()->id, $redirect_to, $doaction, $blogs, $id );

Where the hook is used (in WP core)

Does not used.