/**
* Executes the command cron:list.
*
* Prints a list of ready and unready cron jobs.
*
* @param InputInterface $input An InputInterface instance
* @param OutputInterface $output An OutputInterface instance
*
* @return null
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$tasks = $this->cron_manager->get_tasks();
if (empty($tasks)) {
$output->writeln($this->user->lang('CRON_NO_TASKS'));
return;
}
$ready_tasks = array();
$not_ready_tasks = array();
foreach ($tasks as $task) {
if ($task->is_ready()) {
$ready_tasks[] = $task;
} else {
$not_ready_tasks[] = $task;
}
}
if (!empty($ready_tasks)) {
$output->writeln('<info>' . $this->user->lang('TASKS_READY') . '</info>');
$this->print_tasks_names($ready_tasks, $output);
}
if (!empty($ready_tasks) && !empty($not_ready_tasks)) {
$output->writeln('');
}
if (!empty($not_ready_tasks)) {
$output->writeln('<info>' . $this->user->lang('TASKS_NOT_READY') . '</info>');
$this->print_tasks_names($not_ready_tasks, $output);
}
}
/**
* Executes a given cron task, if it is ready.
*
* If there is a task whose name matches $task_name, it is run and 0 is returned.
* and if verbose mode is set, print an info message with the name of the task.
* If there is no task matching $task_name, the function prints an error message
* and returns with status 2.
*
* @see execute
* @param string $task_name The name of the task that should be run.
* @param InputInterface $input The input stream used to get the argument and verbose option.
* @param OutputInterface $output The output stream, used for printing verbose-mode and error information.
* @return int 0 if all is well, 2 if no task matches $task_name.
*/
protected function run_one(InputInterface $input, OutputInterface $output, $task_name)
{
$task = $this->cron_manager->find_task($task_name);
if ($task) {
if ($input->getOption('verbose')) {
$output->writeln('<info>' . $this->user->lang('RUNNING_TASK', $task_name) . '</info>');
}
$task->run();
return 0;
} else {
$output->writeln('<error>' . $this->user->lang('CRON_NO_SUCH_TASK', $task_name) . '</error>');
return 2;
}
}