Implements hook_user_cancel().
function node_user_cancel($edit, $account, $method) {
switch ($method) {
case 'user_cancel_block_unpublish':
// Unpublish nodes (current revisions).
module_load_include('inc', 'node', 'node.admin');
$nodes = db_select('node', 'n')
->fields('n', array(
'nid',
))
->condition('uid', $account->uid)
->execute()
->fetchCol();
node_mass_update($nodes, array(
'status' => 0,
));
break;
case 'user_cancel_reassign':
// Anonymize nodes (current revisions).
module_load_include('inc', 'node', 'node.admin');
$nodes = db_select('node', 'n')
->fields('n', array(
'nid',
))
->condition('uid', $account->uid)
->execute()
->fetchCol();
node_mass_update($nodes, array(
'uid' => 0,
));
// Anonymize old revisions.
db_update('node_revision')
->fields(array(
'uid' => 0,
))
->condition('uid', $account->uid)
->execute();
// Clean history.
db_delete('history')
->condition('uid', $account->uid)
->execute();
break;
}
}