Differential D18305 Diff 44025 src/filesystem/binary/PhutilBinaryAnalyzer.php

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				<?php

				abstract class PhutilBinaryAnalyzer
				extends Phobject {

				public function getBinaryName() {
				return $this->getBinaryKey();
				}

				public function getBinaryKey() {
				return $this->getPhobjectClassConstant('BINARY');
				}

				public function isBinaryAvailable() {
				return Filesystem::binaryExists($this->getBinaryName());
				}

				abstract protected function newBinaryVersion();

				protected function newBinaryPath() {
				return Filesystem::resolveBinary($this->getBinaryName());
				}

				final public function getBinaryVersion() {
				return $this->newBinaryVersion();
				}

				final public function requireBinaryVersion() {
				$version = $this->getBinaryVersion();
				if ($version === null) {
				throw new Exception(
				pht(
				'Unable to determine the installed version of binary "%s". This '.
				'version is required.'));
				}
				return $version;
				}

				final public function getBinaryPath() {
				return $this->newBinaryPath();
				}

				final public static function getAllBinaries() {
				return id(new PhutilClassMapQuery())
				->setAncestorClass(__CLASS__)
				->setUniqueMethod('getBinaryKey')
				->setSortMethod('getBinaryName')
				->execute();
				}

				final public static function getForBinary($binary) {
				$map = self::getAllBinaries();

				$analyzer = idx($map, $binary);
				if (!$analyzer) {
				throw new Exception(
				pht(
				'No analyzer is available for binary "%s".',
				$binary));
				}

				return $analyzer;
				}

				}