Help command [contributte#1]

Ozzrell · Jan 9, 2018 · 0ec6d6d · 0ec6d6d
1 parent 970199d
commit 0ec6d6d
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Showing 2 changed files with 47 additions and 0 deletions.
diff --git a/src/Command/HelpCommand.php b/src/Command/HelpCommand.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Contributte\Scheduler\Command;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class HelpCommand extends Command
+{
+
+	/**
+	 * @return void
+	 */
+	protected function configure()
+	{
+		$this->setName('scheduler:help')
+			->setDescription('Print cron syntax');
+	}
+
+	/**
+	 * @param InputInterface $input
+	 * @param OutputInterface $output
+	 * @return int
+	 */
+	protected function execute(InputInterface $input, OutputInterface $output)
+	{
+		$output->writeln('Cron syntax: ');
+		$output->writeln('
+*    *    *    *    *
+-    -    -    -    -
+|    |    |    |    |
+|    |    |    |    |
+|    |    |    |    +----- day of week (0 - 7) (Sunday=0 or 7)
+|    |    |    +---------- month (1 - 12)
+|    |    +--------------- day of month (1 - 31)
+|    +-------------------- hour (0 - 23)
++------------------------- min (0 - 59)');
+		$output->writeln('');
+		return 0;
+	}
+
+}
diff --git a/src/DI/SchedulerExtension.php b/src/DI/SchedulerExtension.php
@@ -3,6 +3,7 @@
 namespace Contributte\Scheduler\DI;
 
 use Contributte\Scheduler\CallbackJob;
+use Contributte\Scheduler\Command\HelpCommand;
 use Contributte\Scheduler\Command\ListCommand;
 use Contributte\Scheduler\Command\RunCommand;
 use Contributte\Scheduler\LockingScheduler;
@@ -41,6 +42,9 @@ public function loadConfiguration()
 		$builder->addDefinition($this->prefix('listCommand'))
 			->setClass(ListCommand::class)
 			->setAutowired(FALSE);
+		$builder->addDefinition($this->prefix('helpCommand'))
+			->setClass(HelpCommand::class)
+			->setAutowired(FALSE);
 
 		// Jobs
 		foreach ($config['jobs'] as $job) {