/**
* @see FolderInterface::delete()
* @param bool $recursive
* @param bool $content
* @return bool
*/
public function delete($recursive, $content)
{
global $transaction;
if ($this->folder_id and $this->folder) {
$transaction_id = $transaction->begin();
$subfolder_array = $this->get_subfolder_array();
if (is_array($subfolder_array) and $recursive == false or $content == false and $recursive == true) {
return false;
} else {
if ($recursive == true and $content == true) {
if (is_array($subfolder_array)) {
foreach ($subfolder_array as $key => $value) {
$folder = Folder::get_instance($value);
if ($folder->delete(true, true) == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
} else {
if ($transaction_id != null) {
// Avoids Ghost-Folders
$transaction->commit($transaction_id);
$transaction_id = $transaction->begin();
}
}
}
}
}
// Folder-Content
$data_entity_array = $this->get_children("without_linked");
if (is_array($data_entity_array) and count($data_entity_array) >= 1) {
foreach ($data_entity_array as $key => $value) {
// Files
if (($file_id = File::get_file_id_by_data_entity_id($value)) != null) {
$file = File::get_instance($file_id);
$file_delete = $file->delete();
if ($file_delete == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
} else {
if ($transaction_id != null) {
// Avoids Ghost-Files
$transaction->commit($transaction_id);
$transaction_id = $transaction->begin();
}
}
}
// Values
if (($value_id = Value::get_value_id_by_data_entity_id($value)) != null) {
$value_obj = Value::get_instance($value_id);
if ($value_obj->delete() == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
}
// Virtual Folders
if (($virtual_folder_id = VirtualFolder::get_virtual_folder_id_by_data_entity_id($value)) != null) {
$virtual_folder = new VirtualFolder($virtual_folder_id);
if ($virtual_folder->delete() == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
}
}
}
// Linked Folder-Content (e.g. from sub-items)
$data_entity_array = $this->get_children("linked_only");
if (is_array($data_entity_array) and count($data_entity_array) >= 1) {
foreach ($data_entity_array as $key => $value) {
if ($this->unset_child($value) == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
}
}
$path = constant("BASE_DIR") . "/" . $this->folder->get_path();
if (file_exists($path)) {
$garbage_file_array = scandir($path);
if (is_array($garbage_file_array) and count($garbage_file_array) >= 3) {
foreach ($garbage_file_array as $key => $value) {
if ($key != 0 and $key != 1) {
unlink($path . "/" . $value);
}
}
}
}
$linked_virtual_folder_array = $this->get_parent_virtual_folders();
if (is_array($linked_virtual_folder_array) and count($linked_virtual_folder_array)) {
foreach ($linked_virtual_folder_array as $key => $value) {
if ($this->unset_child_of($value) == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
}
}
if (parent::delete() == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
$folder_delete_event = new FolderDeleteEvent($folder_id);
$event_handler = new EventHandler($folder_delete_event);
if ($event_handler->get_success() == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
if (file_exists($path)) {
if (rmdir($path)) {
if ($this->folder->delete() == true) {
if ($transaction_id != null) {
$transaction->commit($transaction_id);
}
return true;
} else {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
} else {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
} else {
if ($this->folder->delete() == true) {
if ($transaction_id != null) {
$transaction->commit($transaction_id);
}
return true;
} else {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
}
}
} else {
return false;
}
}
/**
* @see EventListenerInterface::listen_events()
* @param object $event_object
* @return bool
*/
public static function listen_events($event_object)
{
if ($event_object instanceof UserFolderCreateEvent or $event_object instanceof GroupFolderCreateEvent or $event_object instanceof OrganisationUnitFolderCreateEvent or $event_object instanceof SampleFolderCreateEvent or $event_object instanceof ProjectFolderCreateEvent) {
$sample_virtual_folder = new SampleVirtualFolder(null);
if (($virtual_folder_id = $sample_virtual_folder->create($event_object->get_folder_id(), "samples")) == null) {
return false;
}
$sample_virtual_folder = new SampleVirtualFolder($virtual_folder_id);
if ($sample_virtual_folder->set_sample_vfolder() == false) {
return false;
}
}
if ($event_object instanceof VirtualFolderDeleteEvent) {
$sample_virtual_folder = new SampleVirtualFolder($event_object->get_virtual_folder_id());
if ($sample_virtual_folder->is_sample_vfolder() == true) {
$virtual_folder_is_sample = new VirtualFolderIsSample_Access($event_object->get_virtual_folder_id());
if ($virtual_folder_is_sample->delete() == false) {
return false;
}
}
}
if ($event_object instanceof SampleItemLinkEvent or $event_object instanceof ProjectItemLinkEvent) {
if (($sample_id = Sample::get_entry_by_item_id($event_object->get_item_id())) != null) {
$sample_folder_id = SampleFolder::get_folder_by_sample_id($sample_id);
$folder = Folder::get_instance($event_object->get_folder_id());
$child_array = $folder->get_children();
if (is_array($child_array) and count($child_array) >= 1) {
foreach ($child_array as $key => $value) {
if (($virtual_folder_id = VirtualFolder::get_virtual_folder_id_by_data_entity_id($value)) != null) {
$sample_virtual_folder = new SampleVirtualFolder($virtual_folder_id);
if ($sample_virtual_folder->is_sample_vfolder() == true) {
if ($sample_virtual_folder->link_folder($sample_folder_id) == false) {
return false;
}
}
}
}
}
}
}
return true;
}
/**
* @see DataEntityInterface::get_parent_virtual_folder_ids()
* @return array
*/
public final function get_parent_virtual_folder_ids()
{
if ($this->data_entity_id) {
$parent_array = DataEntityHasDataEntity_Access::list_data_entity_pid_by_data_entity_cid($this->data_entity_id);
$result_array = array();
if (count($parent_array) >= 1) {
foreach ($parent_array as $key => $value) {
if (($virtual_folder_id = VirtualFolder::get_virtual_folder_id_by_data_entity_id($value)) != null) {
array_push($result_array, $virtual_folder_id);
}
}
return $result_array;
} else {
return null;
}
} else {
return null;
}
}
