1 installer.manager.inc installer_manager_update_form_validate($form, &$form_state)

Form validation handler for installer_manager_update_form().

Ensures that at least one project is selected.

See also

installer_manager_update_form_submit()

Related topics

Installer module: update Installer module functionality for updating existing code.

File

core/modules/installer/installer.manager.inc, line 312
Administrative screens and processing functions of the Installer module.

Code

function installer_manager_update_form_validate($form, &$form_state) {
  if (!empty($form_state['values']['projects'])) {
    $enabled = array_filter($form_state['values']['projects']);
  }
  if (!empty($form_state['values']['disabled_projects'])) {
    $disabled = array_filter($form_state['values']['disabled_projects']);
  }
  if (empty($enabled) && empty($disabled)) {
    form_set_error('projects', t('You must select at least one project to update.'));
  }
}