PhabricatorWorkerManagementCancelWorkflow.php
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	<?php

	final class PhabricatorWorkerManagementCancelWorkflow
	extends PhabricatorWorkerManagementWorkflow {

	protected function didConstruct() {
	$this
	->setName('cancel')
	->setExamples('cancel --id __id__')
	->setSynopsis(
	pht(
	'Cancel selected tasks. The work these tasks represent will never '.
	'be performed.'))
	->setArguments($this->getTaskSelectionArguments());
	}

	public function execute(PhutilArgumentParser $args) {
	$console = PhutilConsole::getConsole();
	$tasks = $this->loadTasks($args);

	foreach ($tasks as $task) {
	$can_cancel = !$task->isArchived();
	if (!$can_cancel) {
	$console->writeOut(
	"<bg:yellow> %s </bg> %s\n",
	pht('ARCHIVED'),
	pht(
	'%s is already archived, and can not be cancelled.',
	$this->describeTask($task)));
	continue;
	}

	// Forcibly break the lease if one exists, so we can archive the
	// task.
	$task->setLeaseOwner(null);
	$task->setLeaseExpires(PhabricatorTime::getNow());
	$task->archiveTask(
	PhabricatorWorkerArchiveTask::RESULT_CANCELLED,
	0);

	$console->writeOut(
	"<bg:green> %s </bg> %s\n",
	pht('CANCELLED'),
	pht(
	'%s was cancelled.',
	$this->describeTask($task)));
	}

	return 0;
	}

	}