/**
* @see FileInterface::delete()
* @return bool
*/
public function delete()
{
global $transaction;
if ($this->file_id != null and $this->file and $this->file_version) {
$transaction_id = $transaction->begin();
$folder_id = $this->get_parent_folder_id();
$folder = Folder::get_instance($folder_id);
$file_delete_event = new FileDeleteEvent($this->file_id, $folder_id, 0);
$event_handler = new EventHandler($file_delete_event);
if ($event_handler->get_success() == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
$file_version_array = FileVersion_Access::list_entries_by_toid($this->file_id);
if (is_array($file_version_array) and count($file_version_array) >= 1) {
$file_size = 0;
$file_path_array = array();
$temp_file_id = $this->file_id;
foreach ($file_version_array as $key => $value) {
$file_version_access = new FileVersion_Access($value);
$file_size = $file_size + $file_version_access->get_size();
$extension_array = explode(".", $file_version_access->get_name());
$extension_array_length = substr_count($file_version_access->get_name(), ".");
if ($extension_array_length == 0) {
$extension = "";
} else {
$extension = "." . $extension_array[$extension_array_length];
}
$path = constant("BASE_DIR") . "/" . $folder->get_path() . "/" . $this->data_entity_id . "-" . $file_version_access->get_internal_revision() . "" . $extension . "";
if ($file_version_access->delete()) {
array_push($file_path_array, $path);
} else {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
}
$folder->decrease_filesize($this->get_owner_id(), $file_size);
$file_delete = $this->file->delete();
if ($file_delete == true) {
// Data Entity Delete
if (parent::delete() == true) {
if (is_array($file_path_array) and count($file_path_array) >= 1) {
foreach ($file_path_array as $key => $value) {
if (is_file($value)) {
if (is_writable($value)) {
$delete_success = unlink($value);
if ($delete_success == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
$this->file->__consturct($temp_file_id);
$this->file->set_flag(-1);
// Corrupt
return false;
}
} else {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
$this->file->__consturct($temp_file_id);
$this->file->set_flag(-1);
// Corrupt
return false;
}
}
}
}
if ($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 ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
} else {
return false;
}
}
