/**
* Start a Task
* @param type $task_id
* @return type
*/
protected function startTask($task_id)
{
try {
$task = ConsoleTasks::model()->findByPk($task_id);
if (NULL === $task) {
throw new Exception("{$task_id} does not exist.");
}
if ($task->status !== ConsoleTasks::STATUS_ACTIVE) {
return FALSE;
}
//non continuous execution type
if ($task->execution_type === ConsoleTasks::EXEC_TYPE_DEFAULT) {
$this->{$task_id}();
return ConsoleTasks::model()->updateLastRun($task->id);
}
$error = FALSE;
if ($task->threads >= $task->max_threads) {
$error = TRUE;
}
if ($error === TRUE) {
$has_timed_out = ConsoleTasks::model()->hasTimedOut($task->id);
if ($has_timed_out) {
$error = FALSE;
$task->threads = 1;
}
} else {
$task->threads++;
}
if ($error === FALSE) {
$task->save(false);
while ($task->status === ConsoleTasks::STATUS_ACTIVE) {
if (Yii::app()->db->getActive() === FALSE) {
Yii::app()->db->setActive(TRUE);
}
//open new connection
$this->{$task_id}();
$sleep_seconds = $task->sleep;
if ($sleep_seconds < 1) {
$sleep_seconds = 1;
}
ConsoleTasks::model()->updateLastRun($task->id);
$task->refresh();
Yii::app()->db->setActive(FALSE);
//close db connection on sleep mode.
sleep((int) $sleep_seconds);
}
}
} catch (Exception $exc) {
Yii::log($exc->getMessage(), CLogger::LEVEL_ERROR);
}
}
public function actionStop($id)
{
ConsoleTasks::model()->stopTask($id);
}