/**
* Modify task in queue
* @param Task $task
* @throws Exceptions\QueueException
* @return Task
*/
public function modify_task($task)
{
if (!$task instanceof Task) {
return false;
}
$need_commit = false;
if ($task->have_subtasks()) {
$need_commit = true;
$database_data = $this->driver->prepare_modify($task->get_uniqid());
if (is_null($database_data)) {
throw new QueueException('Task for modify not found');
}
foreach ($database_data as $id => $task_database_data) {
/**
* @var Task $modify_task
*/
$current_task = $id == 0 ? $task : $task->sub_tasks()->get($task_database_data[TaskConst::UNIQID]);
$current_task_data = $current_task->to_array();
//check not modified parameters
foreach ($this->not_modifiable_parameters as $not_modifiable_parameter) {
if ($current_task_data[$not_modifiable_parameter] != $task_database_data[$not_modifiable_parameter]) {
throw new QueueException("Parameter {$not_modifiable_parameter} was changed");
}
}
$diff = array_diff($current_task_data, $task_database_data);
$current_task->set_array($diff);
}
$task->set_subtasks_quantity_not_performed(0)->set_subtasks_error(0);
$have_in_process = false;
foreach ($task->sub_tasks()->get_all() as $sub_task) {
if ($sub_task->get_status() == Task::STATUS_IN_PROCESS) {
$have_in_process = true;
}
switch ($sub_task->get_status()) {
case Task::STATUS_CALLBACK_ERROR:
$task->completed_error(Task::STATUS_CALLBACK_ERROR);
case Task::STATUS_ERROR:
$task->inc_subtasks_error();
if ($sub_task->settings()->get_nested_settings('error_break')) {
$task->completed_error();
}
break;
case Task::STATUS_NEW:
$task->inc_subtasks_quantity_not_performed();
break;
}
}
if (!$have_in_process && $task->get_subtasks_quantity_not_performed() == 0 && !in_array($task->get_status(), array(Task::STATUS_ERROR, Task::STATUS_CALLBACK_ERROR))) {
if ($task->get_subtasks_error() > 0) {
$task->completed_error(Task::STATUS_DONE_WITH_ERROR);
} else {
$task->completed_ok();
}
}
$this->driver->modify_task($task->sub_tasks()->get_perform_task());
}
$this->driver->modify_task($task, $need_commit);
return $task;
}
/**
* Set current perform sub task
* This task already have status "IN_PROCESS" in base
* @param \PhpQueue\Task $perform_task
* @return $this
*/
public function add_perform_task(Task $perform_task)
{
$this->perform_task = $perform_task->get_uniqid();
$this->add($perform_task);
return $this;
}
/**
* Modify task in queue
* @param Task $task
* @param bool $need_commit Transaction commit required
* @return bool
*/
public function modify_task(Task $task, $need_commit = false)
{
if (is_null($this->file_handler)) {
$this->lock_file();
}
$xml_dom = $this->get_xml_dom();
$task_xml = $xml_dom->xpath("//" . self::TASK_XML . "[@" . TaskConst::UNIQID . "='" . $task->get_uniqid() . "']");
$task_xml = $task_xml[0];
foreach ($task->get($this->index_row) as $item_name => $item_value) {
$task_xml[$item_name] = $item_value;
}
$this->save_task($task);
$this->save_xml_dom($xml_dom);
$this->release_file();
return $this;
}
