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<?php |
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/** |
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* This file is part of tenside/core. |
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* |
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* (c) Christian Schiffler <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* This project is provided in good faith and hope to be usable by anyone. |
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* |
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* @package tenside/core |
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* @author Christian Schiffler <[email protected]> |
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* @copyright 2015 Christian Schiffler <[email protected]> |
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* @license https://github.com/tenside/core/blob/master/LICENSE MIT |
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* @link https://github.com/tenside/core |
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* @filesource |
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*/ |
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namespace Tenside\Core\Util; |
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use Symfony\Component\Process\Process; |
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use Tenside\Core\Config\TensideJsonConfig; |
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/** |
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* This class implements a php process spawner. |
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*/ |
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class PhpProcessSpawner |
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{ |
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/** |
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* The configuration in use. |
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* |
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* @var TensideJsonConfig |
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*/ |
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private $config; |
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/** |
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* The home directory to run the process in. |
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* |
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* @var string |
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*/ |
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private $homePath; |
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/** |
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* Create a new instance. |
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* |
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* @param TensideJsonConfig $config The configuration in use. |
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* |
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* @param string $homePath The directory to use as home directory. |
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*/ |
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public function __construct(TensideJsonConfig $config, $homePath) |
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{ |
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$this->config = $config; |
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$this->homePath = $homePath; |
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} |
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/** |
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* Create a new instance. |
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* |
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* @param TensideJsonConfig $config The configuration in use. |
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* |
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* @param string $homePath The directory to use as home directory. |
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* |
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* @return PhpProcessSpawner |
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*/ |
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public static function create(TensideJsonConfig $config, $homePath) |
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{ |
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return new static($config, $homePath); |
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} |
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/** |
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* Run the process. |
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* |
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* @param array $arguments The additional arguments to add to the call. |
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* |
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* @return Process |
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*/ |
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public function spawn($arguments) |
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{ |
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$cmd = sprintf( |
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'%s %s', |
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escapeshellcmd($this->config->getPhpCliBinary()), |
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$this->getArguments($arguments) |
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); |
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return new Process($cmd, $this->homePath, $this->getEnvironment(), null, null); |
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} |
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/** |
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* Retrieve the command line arguments to use. |
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* |
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* @param array $additionalArguments The additional arguments to add to the call. |
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* |
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* @return string |
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*/ |
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private function getArguments($additionalArguments) |
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{ |
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$arguments = []; |
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if (null !== ($cliArguments = $this->config->getPhpCliArguments())) { |
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foreach ($cliArguments as $argument) { |
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$arguments[] = $argument; |
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} |
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} |
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$arguments = array_map('escapeshellarg', array_merge($arguments, $additionalArguments)); |
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return implode(' ', $arguments); |
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} |
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/** |
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* Retrieve the command line environment variables to use. |
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* |
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* @return array |
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*/ |
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private function getEnvironment() |
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{ |
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$variables = $this->getDefinedEnvironmentVariables(); |
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if (null === ($environment = $this->config->getPhpCliEnvironment())) { |
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return $variables; |
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} |
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$variables = array_merge($variables, $environment); |
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return $variables; |
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} |
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/** |
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* Retrieve the passed environment variables from the current session and return them. |
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* |
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* @return array |
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* |
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* @SuppressWarnings(PHPMD.Superglobals) |
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* @SuppressWarnings(PHPMD.CamelCaseVariableName) |
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*/ |
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private function getDefinedEnvironmentVariables() |
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{ |
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$names = array_merge( |
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['SYMFONY_ENV', 'SYMFONY_DEBUG', 'COMPOSER', 'HOME', 'USER'], |
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array_keys($_ENV) |
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); |
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$variables = []; |
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foreach ($names as $name) { |
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if (false !== ($composerEnv = getenv($name))) { |
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$variables[$name] = $composerEnv; |
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} |
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} |
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return $variables; |
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} |
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} |
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tenside /
core
