PhutilHelpArgumentWorkflow.php
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PhutilHelpArgumentWorkflow.php
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	<?php

	final class PhutilHelpArgumentWorkflow extends PhutilArgumentWorkflow {

	private $workflow;

	public function setWorkflow($workflow) {
	$this->workflow = $workflow;
	return $this;
	}

	public function getWorkflow() {
	return $this->workflow;
	}

	protected function didConstruct() {
	$this->setName('help');
	$this->setExamples(<<<EOHELP
	help [__command__]
	EOHELP
	);
	$this->setSynopsis(<<<EOHELP
	Show this help, or workflow help for __command__.
	EOHELP
	);
	$this->setArguments(
	array(
	array(
	'name' => 'help-with-what',
	'wildcard' => true,
	),
	));
	}

	public function isExecutable() {
	return true;
	}

	public function execute(PhutilArgumentParser $args) {
	$with = $args->getArg('help-with-what');

	if (!$with) {
	// TODO: Update this to use a pager, too.

	$args->printHelpAndExit();
	} else {
	$out = array();
	foreach ($with as $thing) {
	$out[] = phutil_console_format(
	"%s\n\n",
	pht('%s WORKFLOW', strtoupper($thing)));
	$out[] = $args->renderWorkflowHelp($thing, $show_flags = true);
	$out[] = "\n";
	}
	$out = implode('', $out);

	$workflow = $this->getWorkflow();
	if ($workflow) {
	$workflow->writeToPager($out);
	} else {
	echo $out;
	}
	}
	}

	}