/**
* Checks our POST data and acts accordingly
*/
public function process()
{
$handle_locks = false;
if ($this->datamanager->storage instanceof midcom_helper_datamanager_storage_midgard && $this->datamanager->storage->object) {
if (midcom_core_helpers_metadata::is_locked($this->datamanager->storage->object)) {
throw new midcom_helper_datamanager_exception_locked();
}
$handle_locks = true;
}
$results = $this->get_submit_values();
$operation = $this->compute_form_result();
switch ($operation) {
case 'cancel':
if ($handle_locks) {
midcom_core_helpers_metadata::unlock($this->datamanager->storage->object);
}
throw new midcom_helper_datamanager_exception_cancel();
case 'previous':
case 'edit':
// What ?
if ($handle_locks) {
midcom_core_helpers_metadata::lock($this->datamanager->storage->object);
}
break;
case 'next':
$this->pass_results_to_method('on_submit', $results, true);
$this->pass_results_to_method('sync_widget2type', $results, false);
if ($handle_locks) {
midcom_core_helpers_metadata::lock($this->datamanager->storage->object);
}
// and then what ?
break;
case 'save':
if ($handle_locks) {
midcom_core_helpers_metadata::unlock($this->datamanager->storage->object);
}
$this->pass_results_to_method('on_submit', $results, true);
$this->pass_results_to_method('sync_widget2type', $results, false);
$this->datamanager->save();
throw new midcom_helper_datamanager_exception_save();
// and then what ?
break;
default:
throw new midcom_helper_datamanager_exception_datamanager("Don't know how to handle operation {$operation}");
}
return $operation;
}
public static function unlock(&$object)
{
$_MIDCOM->authorization->require_do('midgard:update', $object);
$allowed = false;
if ($_MIDCOM->authentication->is_user()) {
$person = $_MIDCOM->authentication->get_person();
if ($object->metadata->locker == $person->guid) {
// The person who locked an object can always unlock it
$allowed = true;
}
}
if (!$allowed) {
// If user didn't lock it herself require the unlock privilege
$_MIDCOM->authorization->require_do('midcom:unlock', $object);
}
$object->metadata->locked = '';
$object->metadata->locker = '';
$approved = midcom_core_helpers_metadata::is_approved(&$object);
$object->update();
if ($approved) {
// TODO: This should be a SUDO operation
midcom_core_helpers_metadata::approve(&$object);
}
}
