* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\console\command\cron;
use phpbb\exception\runtime_exception;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Output\OutputInterface;
class run extends \phpbb\console\command\command
{
/** @var \phpbb\cron\manager */
protected $cron_manager;
/** @var \phpbb\lock\db */
protected $lock_db;
/**
* Construct method
*
* @param \phpbb\user $user The user object (used to get language information)
* @param \phpbb\cron\manager $cron_manager The cron manager containing
* the cron tasks to be executed.
* @param \phpbb\lock\db $lock_db The lock for accessing database.
*/
public function __construct(\phpbb\user $user, \phpbb\cron\manager $cron_manager, \phpbb\lock\db $lock_db)
{
$this->cron_manager = $cron_manager;
$this->lock_db = $lock_db;
parent::__construct($user);
}
/**
* Sets the command name and description
*
* @return null
*/
protected function configure()
{
$this
->setName('cron:run')
->setDescription($this->user->lang('CLI_DESCRIPTION_CRON_RUN'))
->setHelp($this->user->lang('CLI_HELP_CRON_RUN'))
->addArgument('name', InputArgument::OPTIONAL, $this->user->lang('CLI_DESCRIPTION_CRON_RUN_ARGUMENT_1'))
;
}
/**
* Executes the command cron:run.
*
* Tries to acquire the cron lock, then if no argument has been given runs all ready cron tasks.
* If the cron lock can not be obtained, an error message is printed
* and the exit status is set to 1.
* If the verbose option is specified, each start of a task is printed.
* Otherwise there is no output.
* If an argument is given to the command, only the task whose name matches the
* argument will be started. If verbose option is specified,
* an info message containing the name of the task is printed.
* If no task matches the argument given, an error message is printed
* and the exit status is set to 2.
*
* @param InputInterface $input The input stream used to get the argument and verboe option.
* @param OutputInterface $output The output stream, used for printing verbose-mode and error information.
*
* @return int 0 if all is ok, 1 if a lock error occured and 2 if no task matching the argument was found.
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
if ($this->lock_db->acquire())
{
$task_name = $input->getArgument('name');
if ($task_name)
{
$exit_status = $this->run_one($input, $output, $task_name);
}
else
{
$exit_status = $this->run_all($input, $output);
}
$this->lock_db->release();
return $exit_status;
}
else
{
throw new runtime_exception('CRON_LOCK_ERROR', array(), null, 1);
}
}
/**
* Executes all ready cron tasks.
*
* If verbose mode is set, an info message will be printed if there is no task to
* be run, or else for each starting task.
*
* @see execute
* @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
*/
protected function run_all(InputInterface $input, OutputInterface $output)
{
$run_tasks = $this->cron_manager->find_all_ready_tasks();
if ($run_tasks)
{
foreach ($run_tasks as $task)
{
if ($input->getOption('verbose'))
{
$output->writeln('' . $this->user->lang('RUNNING_TASK', $task->get_name()) . '');
}
$task->run();
}
}
else
{
if ($input->getOption('verbose'))
{
$output->writeln('' . $this->user->lang('CRON_NO_TASK') . '');
}
}
return 0;
}
/**
* 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('' . $this->user->lang('RUNNING_TASK', $task_name) . '');
}
$task->run();
return 0;
}
else
{
throw new runtime_exception('CRON_NO_SUCH_TASK', array( $task_name), null, 2);
}
}
}