1 update.module update_form_system_modules_alter(&$form, $form_state)

Implements hook_form_FORM_ID_alter() for system_modules().

Adds a form submission handler to the system modules form, so that if a site admin saves the form, we invalidate the cache of available updates.

See also



core/modules/update/update.module, line 267
Handles update checking for Backdrop core and contributed projects.


function update_form_system_modules_alter(&$form, $form_state) {
  $form['#submit'][] = 'update_cache_clear_submit';