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<?php |
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/** |
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* This file is part of CaptainHook |
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* |
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* (c) Sebastian Feldmann <[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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namespace CaptainHook\App\Runner\Action; |
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use CaptainHook\App\Config; |
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use CaptainHook\App\Console\IO; |
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use CaptainHook\App\Event\Dispatcher; |
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use CaptainHook\App\Exception\ActionFailed; |
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use CaptainHook\App\Hook\Action; |
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use CaptainHook\App\Hook\Constrained; |
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use CaptainHook\App\Hook\EventSubscriber; |
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use CaptainHook\App\Runner\Action as ActionRunner; |
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use Error; |
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use Exception; |
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use RuntimeException; |
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use SebastianFeldmann\Git\Repository; |
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/** |
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* Class PHP |
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* |
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* @package CaptainHook |
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* @author Sebastian Feldmann <[email protected]> |
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* @link https://github.com/captainhook-git/captainhook |
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* @since Class available since Release 0.9.0 |
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* @internal |
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*/ |
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class PHP implements ActionRunner |
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{ |
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/** |
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* Name of the currently executed hook |
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* |
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* @var string |
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*/ |
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private $hook; |
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/** |
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* |
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* @var \CaptainHook\App\Event\Dispatcher |
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*/ |
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private $dispatcher; |
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/** |
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* PHP constructor. |
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* |
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* @param string $hook Name of the currently executed hook |
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*/ |
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public function __construct(string $hook, Dispatcher $dispatcher) |
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{ |
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$this->hook = $hook; |
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$this->dispatcher = $dispatcher; |
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} |
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/** |
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* Execute the configured action |
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* |
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* @param \CaptainHook\App\Config $config |
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* @param \CaptainHook\App\Console\IO $io |
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* @param \SebastianFeldmann\Git\Repository $repository |
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* @param \CaptainHook\App\Config\Action $action |
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* @return void |
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* @throws \CaptainHook\App\Exception\ActionFailed |
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*/ |
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public function execute(Config $config, IO $io, Repository $repository, Config\Action $action): void |
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{ |
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$class = $action->getAction(); |
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try { |
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// if the configured action is a static php method display the captured output and exit |
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if ($this->isStaticMethodCall($class)) { |
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$io->write($this->executeStatic($class)); |
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return; |
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} |
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// if not static it has to be an 'Action' so let's instantiate |
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$exe = $this->createAction($class); |
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// check for any given restrictions |
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if (!$this->isApplicable($exe)) { |
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$io->write('Action skipped due to hook constraint', true, IO::VERBOSE); |
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return; |
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} |
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// make sure to collect all event handlers before executing the action |
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if ($exe instanceof EventSubscriber) { |
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$this->dispatcher->subscribeHandlers($class::getEventHandlers($action)); |
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} |
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// no restrictions run it! |
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$exe->execute($config, $io, $repository, $action); |
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} catch (ActionFailed $e) { |
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throw $e; |
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} catch (Exception $e) { |
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throw new ActionFailed( |
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'Execution failed: ' . PHP_EOL . |
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$e->getMessage() . ' in ' . $e->getFile() . ' line ' . $e->getLine() |
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); |
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} catch (Error $e) { |
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throw new ActionFailed('PHP Error:' . $e->getMessage() . ' in ' . $e->getFile() . ' line ' . $e->getLine()); |
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} |
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} |
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/** |
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* Execute static method call and return its output |
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* |
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* @param string $class |
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* @return string |
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*/ |
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private function executeStatic(string $class): string |
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{ |
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[$class, $method] = explode('::', $class); |
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if (!class_exists($class)) { |
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throw new RuntimeException('could not find class: ' . $class); |
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} |
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if (!method_exists($class, $method)) { |
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throw new RuntimeException('could not find method in class: ' . $method); |
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} |
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ob_start(); |
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$class::$method(); |
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return (string)ob_get_clean(); |
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} |
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/** |
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* Create an action instance |
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* |
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* @param string $class |
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* @return \CaptainHook\App\Hook\Action |
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* @throws \CaptainHook\App\Exception\ActionFailed |
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*/ |
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private function createAction(string $class): Action |
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{ |
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$action = new $class(); |
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if (!$action instanceof Action) { |
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throw new ActionFailed( |
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'PHP class ' . $class . ' has to implement the \'Action\' interface' |
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); |
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} |
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return $action; |
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} |
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/** |
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* Is this a static method call |
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* |
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* @param string $class |
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* @return bool |
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*/ |
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private function isStaticMethodCall(string $class): bool |
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{ |
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return (bool)preg_match('#^\\\\.+::.+$#i', $class); |
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} |
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/** |
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* Make sure the action can be used during this hook |
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* |
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* @param \CaptainHook\App\Hook\Action $action |
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* @return bool |
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*/ |
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private function isApplicable(Action $action) |
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{ |
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if ($action instanceof Constrained) { |
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/** @var \CaptainHook\App\Hook\Constrained $action */ |
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return $action->getRestriction()->isApplicableFor($this->hook); |
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} |
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return true; |
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} |
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} |
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captainhook-git /
captainhook
