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<?php |
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namespace Robo; |
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use Composer\Autoload\ClassLoader; |
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use Symfony\Component\Console\Input\ArgvInput; |
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use Symfony\Component\Console\Input\StringInput; |
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use Robo\Contract\BuilderAwareInterface; |
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use Robo\Collection\CollectionBuilder; |
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use Robo\Common\IO; |
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use Robo\Exception\TaskExitException; |
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use League\Container\ContainerAwareInterface; |
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use League\Container\ContainerAwareTrait; |
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class Runner implements ContainerAwareInterface |
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{ |
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const ROBOCLASS = 'RoboFile'; |
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const ROBOFILE = 'RoboFile.php'; |
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use IO; |
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use ContainerAwareTrait; |
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/** |
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* @var string |
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*/ |
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protected $roboClass; |
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/** |
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* @var string |
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*/ |
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protected $roboFile; |
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/** |
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* @var string working dir of Robo |
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*/ |
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protected $dir; |
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/** |
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* @var string[] |
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*/ |
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protected $errorConditions = []; |
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/** |
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* @var string GitHub Repo for SelfUpdate |
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*/ |
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protected $selfUpdateRepository = null; |
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/** |
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* @var \Composer\Autoload\ClassLoader |
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*/ |
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protected $classLoader = null; |
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/** |
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* @var string |
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*/ |
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protected $relativePluginNamespace; |
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/** |
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* Class Constructor |
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* |
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* @param null|string $roboClass |
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* @param null|string $roboFile |
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*/ |
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public function __construct($roboClass = null, $roboFile = null) |
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{ |
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// set the const as class properties to allow overwriting in child classes |
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$this->roboClass = $roboClass ? $roboClass : self::ROBOCLASS ; |
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$this->roboFile = $roboFile ? $roboFile : self::ROBOFILE; |
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$this->dir = getcwd(); |
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} |
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protected function errorCondition($msg, $errorType) |
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{ |
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$this->errorConditions[$msg] = $errorType; |
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} |
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/** |
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* @param \Symfony\Component\Console\Output\OutputInterface $output |
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* |
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* @return bool |
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*/ |
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protected function loadRoboFile($output) |
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{ |
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// If we have not been provided an output object, make a temporary one. |
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if (!$output) { |
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$output = new \Symfony\Component\Console\Output\ConsoleOutput(); |
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} |
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// If $this->roboClass is a single class that has not already |
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// been loaded, then we will try to obtain it from $this->roboFile. |
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// If $this->roboClass is an array, we presume all classes requested |
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// are available via the autoloader. |
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if (is_array($this->roboClass) || class_exists($this->roboClass)) { |
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return true; |
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} |
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if (!file_exists($this->dir)) { |
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$this->errorCondition("Path `{$this->dir}` is invalid; please provide a valid absolute path to the Robofile to load.", 'red'); |
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return false; |
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} |
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$realDir = realpath($this->dir); |
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$roboFilePath = $realDir . DIRECTORY_SEPARATOR . $this->roboFile; |
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if (!file_exists($roboFilePath)) { |
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$requestedRoboFilePath = $this->dir . DIRECTORY_SEPARATOR . $this->roboFile; |
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$this->errorCondition("Requested RoboFile `$requestedRoboFilePath` is invalid, please provide valid absolute path to load Robofile.", 'red'); |
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return false; |
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} |
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require_once $roboFilePath; |
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if (!class_exists($this->roboClass)) { |
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$this->errorCondition("Class {$this->roboClass} was not loaded.", 'red'); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* @param array $argv |
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* @param null|string $appName |
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* @param null|string $appVersion |
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* @param null|\Symfony\Component\Console\Output\OutputInterface $output |
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* |
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* @return int |
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*/ |
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public function execute($argv, $appName = null, $appVersion = null, $output = null) |
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{ |
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$argv = $this->shebang($argv); |
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$argv = $this->processRoboOptions($argv); |
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$app = null; |
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if ($appName && $appVersion) { |
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$app = Robo::createDefaultApplication($appName, $appVersion); |
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} |
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$commandFiles = $this->getRoboFileCommands($output); |
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return $this->run($argv, $output, $app, $commandFiles, $this->classLoader); |
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} |
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/** |
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* @param null|\Symfony\Component\Console\Input\InputInterface $input |
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* @param null|\Symfony\Component\Console\Output\OutputInterface $output |
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* @param null|\Robo\Application $app |
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* @param array[] $commandFiles |
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* @param null|ClassLoader $classLoader |
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* |
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* @return int |
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*/ |
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public function run($input = null, $output = null, $app = null, $commandFiles = [], $classLoader = null) |
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{ |
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// Create default input and output objects if they were not provided |
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if (!$input) { |
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$input = new StringInput(''); |
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} |
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if (is_array($input)) { |
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$input = new ArgvInput($input); |
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} |
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if (!$output) { |
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$output = new \Symfony\Component\Console\Output\ConsoleOutput(); |
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} |
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$this->setInput($input); |
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$this->setOutput($output); |
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// If we were not provided a container, then create one |
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if (!$this->getContainer()) { |
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$userConfig = 'robo.yml'; |
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$roboAppConfig = dirname(__DIR__) . '/robo.yml'; |
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$config = Robo::createConfiguration([$userConfig, $roboAppConfig]); |
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$container = Robo::createDefaultContainer($input, $output, $app, $config, $classLoader); |
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$this->setContainer($container); |
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// Automatically register a shutdown function and |
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// an error handler when we provide the container. |
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$this->installRoboHandlers(); |
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} |
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if (!$app) { |
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$app = Robo::application(); |
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} |
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if ($app instanceof \Robo\Application) { |
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$app->addSelfUpdateCommand($this->getSelfUpdateRepository()); |
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if (!isset($commandFiles)) { |
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$this->errorCondition("Robo is not initialized here. Please run `robo init` to create a new RoboFile.", 'yellow'); |
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$app->addInitRoboFileCommand($this->roboFile, $this->roboClass); |
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$commandFiles = []; |
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} |
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} |
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if (!empty($this->relativePluginNamespace)) { |
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$commandClasses = $this->discoverCommandClasses($this->relativePluginNamespace); |
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$commandFiles = array_merge((array)$commandFiles, $commandClasses); |
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} |
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$this->registerCommandClasses($app, $commandFiles); |
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try { |
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$statusCode = $app->run($input, $output); |
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} catch (TaskExitException $e) { |
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$statusCode = $e->getCode() ?: 1; |
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} |
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// If there were any error conditions in bootstrapping Robo, |
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// print them only if the requested command did not complete |
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// successfully. |
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if ($statusCode) { |
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foreach ($this->errorConditions as $msg => $color) { |
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$this->yell($msg, 40, $color); |
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} |
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} |
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return $statusCode; |
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} |
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/** |
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* @param \Symfony\Component\Console\Output\OutputInterface $output |
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* |
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* @return null|string |
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*/ |
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protected function getRoboFileCommands($output) |
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{ |
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if (!$this->loadRoboFile($output)) { |
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return; |
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} |
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return $this->roboClass; |
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} |
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/** |
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* @param \Robo\Application $app |
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* @param array $commandClasses |
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*/ |
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public function registerCommandClasses($app, $commandClasses) |
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{ |
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foreach ((array)$commandClasses as $commandClass) { |
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$this->registerCommandClass($app, $commandClass); |
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} |
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} |
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/** |
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* @param $relativeNamespace |
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* |
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* @return array|string[] |
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*/ |
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protected function discoverCommandClasses($relativeNamespace) |
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{ |
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/** @var \Robo\ClassDiscovery\RelativeNamespaceDiscovery $discovery */ |
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$discovery = Robo::service('relativeNamespaceDiscovery'); |
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$discovery->setRelativeNamespace($relativeNamespace.'\Commands') |
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->setSearchPattern('*Commands.php'); |
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return $discovery->getClasses(); |
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} |
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/** |
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* @param \Robo\Application $app |
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* @param string|BuilderAwareInterface|ContainerAwareInterface $commandClass |
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* |
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* @return mixed|void |
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*/ |
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public function registerCommandClass($app, $commandClass) |
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{ |
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$container = Robo::getContainer(); |
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$roboCommandFileInstance = $this->instantiateCommandClass($commandClass); |
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if (!$roboCommandFileInstance) { |
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return; |
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} |
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// Register commands for all of the public methods in the RoboFile. |
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$commandFactory = $container->get('commandFactory'); |
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$commandList = $commandFactory->createCommandsFromClass($roboCommandFileInstance); |
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foreach ($commandList as $command) { |
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$app->add($command); |
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} |
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return $roboCommandFileInstance; |
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} |
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/** |
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* @param string|BuilderAwareInterface|ContainerAwareInterface $commandClass |
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* |
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* @return null|object |
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*/ |
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protected function instantiateCommandClass($commandClass) |
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{ |
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$container = Robo::getContainer(); |
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// Register the RoboFile with the container and then immediately |
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// fetch it; this ensures that all of the inflectors will run. |
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// If the command class is already an instantiated object, then |
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// just use it exactly as it was provided to us. |
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if (is_string($commandClass)) { |
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if (!class_exists($commandClass)) { |
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return; |
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} |
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$reflectionClass = new \ReflectionClass($commandClass); |
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if ($reflectionClass->isAbstract()) { |
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return; |
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} |
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$commandFileName = "{$commandClass}Commands"; |
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$container->share($commandFileName, $commandClass); |
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$commandClass = $container->get($commandFileName); |
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} |
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// If the command class is a Builder Aware Interface, then |
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// ensure that it has a builder. Every command class needs |
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// its own collection builder, as they have references to each other. |
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if ($commandClass instanceof BuilderAwareInterface) { |
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$builder = CollectionBuilder::create($container, $commandClass); |
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$commandClass->setBuilder($builder); |
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} |
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if ($commandClass instanceof ContainerAwareInterface) { |
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$commandClass->setContainer($container); |
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} |
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return $commandClass; |
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} |
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public function installRoboHandlers() |
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{ |
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register_shutdown_function(array($this, 'shutdown')); |
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set_error_handler(array($this, 'handleError')); |
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} |
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/** |
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* Process a shebang script, if one was used to launch this Runner. |
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* |
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* @param array $args |
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* |
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* @return array $args with shebang script removed |
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*/ |
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protected function shebang($args) |
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{ |
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// Option 1: Shebang line names Robo, but includes no parameters. |
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// #!/bin/env robo |
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// The robo class may contain multiple commands; the user may |
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// select which one to run, or even get a list of commands or |
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// run 'help' on any of the available commands as usual. |
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View Code Duplication |
if ((count($args) > 1) && $this->isShebangFile($args[1])) { |
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return array_merge([$args[0]], array_slice($args, 2)); |
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} |
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// Option 2: Shebang line stipulates which command to run. |
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// #!/bin/env robo mycommand |
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// The robo class must contain a public method named 'mycommand'. |
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// This command will be executed every time. Arguments and options |
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// may be provided on the commandline as usual. |
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View Code Duplication |
if ((count($args) > 2) && $this->isShebangFile($args[2])) { |
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return array_merge([$args[0]], explode(' ', $args[1]), array_slice($args, 3)); |
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} |
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return $args; |
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} |
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/** |
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* Determine if the specified argument is a path to a shebang script. |
345
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* If so, load it. |
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* |
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* @param string $filepath file to check |
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* |
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* @return bool Returns TRUE if shebang script was processed |
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*/ |
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protected function isShebangFile($filepath) |
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{ |
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if (!is_file($filepath)) { |
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return false; |
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} |
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$fp = fopen($filepath, "r"); |
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if ($fp === false) { |
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return false; |
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} |
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$line = fgets($fp); |
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$result = $this->isShebangLine($line); |
362
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if ($result) { |
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while ($line = fgets($fp)) { |
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|
|
$line = trim($line); |
365
|
|
|
if ($line == '<?php') { |
366
|
|
|
$script = stream_get_contents($fp); |
367
|
|
|
if (preg_match('#^class *([^ ]+)#m', $script, $matches)) { |
368
|
|
|
$this->roboClass = $matches[1]; |
369
|
|
|
eval($script); |
|
|
|
|
370
|
|
|
$result = true; |
371
|
|
|
} |
372
|
|
|
} |
373
|
|
|
} |
374
|
|
|
} |
375
|
|
|
fclose($fp); |
376
|
|
|
|
377
|
|
|
return $result; |
378
|
|
|
} |
379
|
|
|
|
380
|
|
|
/** |
381
|
|
|
* Test to see if the provided line is a robo 'shebang' line. |
382
|
|
|
* |
383
|
|
|
* @param string $line |
384
|
|
|
* |
385
|
|
|
* @return bool |
386
|
|
|
*/ |
387
|
|
|
protected function isShebangLine($line) |
388
|
|
|
{ |
389
|
|
|
return ((substr($line, 0, 2) == '#!') && (strstr($line, 'robo') !== false)); |
390
|
|
|
} |
391
|
|
|
|
392
|
|
|
/** |
393
|
|
|
* Check for Robo-specific arguments such as --load-from, process them, |
394
|
|
|
* and remove them from the array. We have to process --load-from before |
395
|
|
|
* we set up Symfony Console. |
396
|
|
|
* |
397
|
|
|
* @param array $argv |
398
|
|
|
* |
399
|
|
|
* @return array |
400
|
|
|
*/ |
401
|
|
|
protected function processRoboOptions($argv) |
402
|
|
|
{ |
403
|
|
|
// loading from other directory |
404
|
|
|
$pos = $this->arraySearchBeginsWith('--load-from', $argv) ?: array_search('-f', $argv); |
405
|
|
|
if ($pos === false) { |
406
|
|
|
return $argv; |
407
|
|
|
} |
408
|
|
|
|
409
|
|
|
$passThru = array_search('--', $argv); |
410
|
|
|
if (($passThru !== false) && ($passThru < $pos)) { |
411
|
|
|
return $argv; |
412
|
|
|
} |
413
|
|
|
|
414
|
|
|
if (substr($argv[$pos], 0, 12) == '--load-from=') { |
415
|
|
|
$this->dir = substr($argv[$pos], 12); |
416
|
|
|
} elseif (isset($argv[$pos +1])) { |
417
|
|
|
$this->dir = $argv[$pos +1]; |
418
|
|
|
unset($argv[$pos +1]); |
419
|
|
|
} |
420
|
|
|
unset($argv[$pos]); |
421
|
|
|
// Make adjustments if '--load-from' points at a file. |
422
|
|
|
if (is_file($this->dir) || (substr($this->dir, -4) == '.php')) { |
423
|
|
|
$this->roboFile = basename($this->dir); |
424
|
|
|
$this->dir = dirname($this->dir); |
425
|
|
|
$className = basename($this->roboFile, '.php'); |
426
|
|
|
if ($className != $this->roboFile) { |
427
|
|
|
$this->roboClass = $className; |
428
|
|
|
} |
429
|
|
|
} |
430
|
|
|
// Convert directory to a real path, but only if the |
431
|
|
|
// path exists. We do not want to lose the original |
432
|
|
|
// directory if the user supplied a bad value. |
433
|
|
|
$realDir = realpath($this->dir); |
434
|
|
|
if ($realDir) { |
435
|
|
|
chdir($realDir); |
436
|
|
|
$this->dir = $realDir; |
437
|
|
|
} |
438
|
|
|
|
439
|
|
|
return $argv; |
440
|
|
|
} |
441
|
|
|
|
442
|
|
|
/** |
443
|
|
|
* @param string $needle |
444
|
|
|
* @param string[] $haystack |
445
|
|
|
* |
446
|
|
|
* @return bool|int |
447
|
|
|
*/ |
448
|
|
|
protected function arraySearchBeginsWith($needle, $haystack) |
449
|
|
|
{ |
450
|
|
|
for ($i = 0; $i < count($haystack); ++$i) { |
|
|
|
|
451
|
|
|
if (substr($haystack[$i], 0, strlen($needle)) == $needle) { |
452
|
|
|
return $i; |
453
|
|
|
} |
454
|
|
|
} |
455
|
|
|
return false; |
456
|
|
|
} |
457
|
|
|
|
458
|
|
|
public function shutdown() |
459
|
|
|
{ |
460
|
|
|
$error = error_get_last(); |
461
|
|
|
if (!is_array($error)) { |
462
|
|
|
return; |
463
|
|
|
} |
464
|
|
|
$this->writeln(sprintf("<error>ERROR: %s \nin %s:%d\n</error>", $error['message'], $error['file'], $error['line'])); |
465
|
|
|
} |
466
|
|
|
|
467
|
|
|
/** |
468
|
|
|
* This is just a proxy error handler that checks the current error_reporting level. |
469
|
|
|
* In case error_reporting is disabled the error is marked as handled, otherwise |
470
|
|
|
* the normal internal error handling resumes. |
471
|
|
|
* |
472
|
|
|
* @return bool |
473
|
|
|
*/ |
474
|
|
|
public function handleError() |
475
|
|
|
{ |
476
|
|
|
if (error_reporting() === 0) { |
477
|
|
|
return true; |
478
|
|
|
} |
479
|
|
|
return false; |
480
|
|
|
} |
481
|
|
|
|
482
|
|
|
/** |
483
|
|
|
* @return string |
484
|
|
|
*/ |
485
|
|
|
public function getSelfUpdateRepository() |
486
|
|
|
{ |
487
|
|
|
return $this->selfUpdateRepository; |
488
|
|
|
} |
489
|
|
|
|
490
|
|
|
/** |
491
|
|
|
* @param $selfUpdateRepository |
492
|
|
|
* |
493
|
|
|
* @return $this |
494
|
|
|
*/ |
495
|
|
|
public function setSelfUpdateRepository($selfUpdateRepository) |
496
|
|
|
{ |
497
|
|
|
$this->selfUpdateRepository = $selfUpdateRepository; |
498
|
|
|
return $this; |
499
|
|
|
} |
500
|
|
|
|
501
|
|
|
/** |
502
|
|
|
* @param \Composer\Autoload\ClassLoader $classLoader |
503
|
|
|
* |
504
|
|
|
* @return $this |
505
|
|
|
*/ |
506
|
|
|
public function setClassLoader(ClassLoader $classLoader) |
507
|
|
|
{ |
508
|
|
|
$this->classLoader = $classLoader; |
509
|
|
|
return $this; |
510
|
|
|
} |
511
|
|
|
|
512
|
|
|
/** |
513
|
|
|
* @param string $relativeNamespace |
514
|
|
|
* |
515
|
|
|
* @return $this |
516
|
|
|
*/ |
517
|
|
|
public function setRelativePluginNamespace($relativeNamespace) |
518
|
|
|
{ |
519
|
|
|
$this->relativePluginNamespace = $relativeNamespace; |
520
|
|
|
return $this; |
521
|
|
|
} |
522
|
|
|
} |
523
|
|
|
|
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVar
assignment in line 1 and the$higher
assignment in line 2 are dead. The first because$myVar
is never used and the second because$higher
is always overwritten for every possible time line.