CraftCli\Command\RunTasksCommand::fire PHP Method

    protected function fire()
    {
        $tasks = $this->craft->tasks->getAllTasks();
        if (!$tasks) {
            $this->info('No pending tasks.');
            return;
        }
        foreach ($tasks as $task) {
            if ($task->status === TaskStatus::Running) {
                if ($this->option('reset-running')) {
                    $this->resetTask($task);
                } else {
                    continue;
                }
            }
            if ($task->status === TaskStatus::Error) {
                if ($this->option('reset-failed')) {
                    $this->resetTask($task);
                } else {
                    continue;
                }
            }
            try {
                $taskRecord = TaskRecord::model()->findById($task->id);
                $taskType = $task->getTaskType();
                if (!$taskType) {
                    throw new Exception('Could not find task type for task ID ' . $task->id);
                }
                $task->totalSteps = $taskType->getTotalSteps();
                $task->status = TaskStatus::Running;
                $progressBar = new ProgressBar($this->output, $task->totalSteps);
                $this->info($task->description);
                for ($step = 0; $step < $task->totalSteps; $step++) {
                    $task->currentStep = $step + 1;
                    $this->craft->tasks->saveTask($task);
                    $result = $taskType->runStep($step);
                    if ($result !== true) {
                        $error = is_string($result) ? $result : 'Unknown error';
                        $progressBar->finish();
                        $this->line('');
                        throw new Exception($error);
                    }
                    $progressBar->setProgress($task->currentStep);
                }
                $taskRecord->deleteNode();
                $progressBar->finish();
                $this->line('');
            } catch (Exception $e) {
                $this->failTask($task);
                $this->error($e->getMessage());
            }
        }
        $this->info('All tasks finished.');
    }