/**
* @see ItemClassInterface::delete()
* @return bool
*/
public function delete()
{
global $transaction;
if ($this->class_id and $this->item_class and $this->item_has_item_class) {
$transaction_id = $transaction->begin();
$item_link_array = $this->list_items();
if (is_array($item_link_array) and count($item_link_array) >= 1) {
foreach ($item_link_array as $key => $value) {
$item_has_item_class_access = new ItemHasItemClass_Access($value);
if ($item_has_item_class_access->delete() == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
}
}
$item_information_array = ItemInformation::list_class_information($this->class_id);
if (is_array($item_information_array) and count($item_information_array) >= 1) {
foreach ($item_information_array as $key => $value) {
$item_information = new ItemInformation($value);
if ($item_information->unlink_class($this->class_id) == false) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
}
}
if ($this->item_class->delete() == true) {
if ($transaction_id != null) {
$transaction->commit($transaction_id);
}
$this->__destruct();
return true;
} else {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
return false;
}
} else {
return false;
}
}
/**
* Get item informations for rendering item_informations.
*
* @return void
*/
public function getItemInformations()
{
global $data;
global $settings;
// get target item informations
$this->getTargetItemInformations();
$array = array();
foreach ($settings['item_informations'] as $code => $item_informations) {
$array[$code] = ItemInformation::whereIn('code', $item_informations)->get()->toArray();
$arraySecond = array();
foreach ($array[$code] as $key => $row) {
$row['settings'] = json_decode($row['settings'], true);
$arraySecond[$row['code']] = $row;
}
$array[$code] = $arraySecond;
}
$data['item_informations'] = $array;
}
/**
* @see ProjectItemInterface::set_information()
* @param string $description
* @param string $keywords
* @return bool
*/
public function set_information($description, $keywords)
{
global $transaction;
if ($description or $keywords) {
$transaction_id = $transaction->begin();
$item_information = new ItemInformation(null);
if ($item_information->create($description, $keywords) != null) {
if ($this->is_item_information() != false or $this->is_class_information(true) != false) {
if ($this->is_item_information() != false) {
$item_information->link_item($this->item_id);
}
if ($this->is_class_information(true) != false) {
$item_information->link_class($this->item_class_id);
}
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 {
return false;
}
}
/**
* Deletes an item
* @return bool
* @throws ItemDeleteInformationException
* @throws ItemDeleteClassException
* @throws ItemDeleteEventFailedException
* @throws ItemDeleteFailedException
* @throws ItemNoInstanceException
*/
protected function delete()
{
global $transaction;
if ($this->item_id and $this->item) {
$transaction_id = $transaction->begin();
try {
$item_information_array = ItemInformation::list_item_information($this->item_id);
if (is_array($item_information_array) and count($item_information_array) >= 1) {
foreach ($item_information_array as $key => $value) {
$item_information = new ItemInformation($value);
if ($item_information->unlink_item($this->item_id) == false) {
throw new ItemDeleteInformationException();
}
}
}
// Item Classes
$item_class_array = ItemClass::list_classes_by_item_id($this->item_id);
if (is_array($item_class_array) and count($item_class_array) >= 1) {
foreach ($item_class_array as $key => $value) {
$item_class = new ItemClass($value);
if ($item_class->unlink_item($this->item_id) == false) {
throw new ItemDeleteClassException();
}
}
}
// Event
$item_delete_event = new ItemDeleteEvent($this->item_id);
$event_handler = new EventHandler($item_delete_event);
if ($event_handler->get_success() == false) {
throw new ItemDeleteEventFailedException();
}
if ($this->item->delete() == false) {
throw new ItemDeleteFailedException();
}
} catch (BaseException $e) {
if ($transaction_id != null) {
$transaction->rollback($transaction_id);
}
throw $e;
}
if ($transaction_id != null) {
$transaction->commit($transaction_id);
}
return true;
} else {
throw new ItemNoInstanceException();
}
}