Form submission handler for node_form_block_admin_configure_alter().
node_form_block_admin_configure_alter()
function node_form_block_admin_configure_submit($form, &$form_state) {
db_delete('block_node_type')
->condition('module', $form_state['values']['module'])
->condition('delta', $form_state['values']['delta'])
->execute();
$query = db_insert('block_node_type')
->fields(array(
'type',
'module',
'delta',
));
foreach (array_filter($form_state['values']['types']) as $type) {
$query
->values(array(
'type' => $type,
'module' => $form_state['values']['module'],
'delta' => $form_state['values']['delta'],
));
}
$query
->execute();
}