Fires at the top of the Plugin updates tab, per Site view.

Parameters

$websites
(object) Object containing the child sites data.
$total_plugin_upgrades
(int) Number of available plugin updates.
$userExtension
(object) User extension.
$all_groups_sites
(array) Array containing all groups and sites.
$all_groups
(array) Array containing all groups.
$allPlugins
(array) Array of all plugins.
$pluginsInfo
(array) Array of all plugins info.
$site_offset_for_groups
(array) Offset value.

Usage Example

add_action( 'mainwp_updates_persite_before_plugin_updates', 'your_custom_function_name' );

function your_custom_function_name( $websites, $total_plugin_upgrades, $userExtension, $all_groups_sites, $all_groups, $allPlugins, $pluginsInfo, $site_offset_for_groups ) {
// Your code
}