Differential D20993 Diff 50029 src/toolset/workflow/ArcanistVersionWorkflow.php

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src/toolset/workflow/ArcanistVersionWorkflow.php

This file was added.

				<?php

				/**
				* Display the current version of Arcanist.
				*/
				final class ArcanistVersionWorkflow extends ArcanistWorkflow {

				public function supportsToolset(ArcanistToolset $toolset) {
				return true;
				}

				public function getWorkflowName() {
				return 'version';
				}

				public function getWorkflowInformation() {
				// TOOLSETS: Expand this help.

				$help = pht(<<<EOTEXT
				Shows the current version.
				EOTEXT
				);

				return $this->newWorkflowInformation()
				->addExample(pht('version'))
				->setHelp($help);
				}

				public function getWorkflowArguments() {
				return array();
				}

				public function runWorkflow() {
				// TOOLSETS: Show the toolset version, not just the "arc" version.

				$console = PhutilConsole::getConsole();

				if (!Filesystem::binaryExists('git')) {
				throw new ArcanistUsageException(
				pht(
				'Cannot display current version without "%s" installed.',
				'git'));
				}

				$roots = array(
				'arcanist' => dirname(phutil_get_library_root('arcanist')),
				);

				foreach ($roots as $lib => $root) {
				$working_copy = ArcanistWorkingCopy::newFromWorkingDirectory($root);
				$repository_api = $working_copy->newRepositoryAPI();

				if (!$repository_api instanceof ArcanistGitAPI) {
				throw new ArcanistUsageException(
				pht(
				'Library "%s" is not a Git working copy, so no version '.
				'information can be provided.',
				$lib));
				}

				// NOTE: Carefully execute these commands in a way that works on Windows
				// until T8298 is properly fixed. See PHI52.

				list($commit) = $repository_api->execxLocal('log -1 --format=%%H');
				$commit = trim($commit);

				list($timestamp) = $repository_api->execxLocal('log -1 --format=%%ct');
				$timestamp = trim($timestamp);

				$console->writeOut(
				"%s %s (%s)\n",
				$lib,
				$commit,
				date('j M Y', (int)$timestamp));
				}
				}

				}