Allow to specify an array of event subscribers

src/MageApplication.php

@@ -12,6 +12,7 @@ namespace Mage;
 
 use Mage\Command\AbstractCommand;
 use Mage\Runtime\Runtime;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 use Symfony\Component\Finder\Finder;
 use Symfony\Component\Finder\SplFileInfo;
 use Monolog\Logger;
@@ -55,6 +56,7 @@ class MageApplication extends Application
         });
 
         $this->runtime = $this->instantiateRuntime();
+        $this->runtime->setEventDispatcher($dispatcher);
         $this->loadBuiltInCommands();
     }
 
@@ -89,6 +91,15 @@ class MageApplication extends Application
                 throw new RuntimeException(sprintf('The configured log_dir "%s" does not exists or is not a directory.', $config['magephp']['log_dir']));
             }
 
+            // Subscribers
+            if (array_key_exists('subscribers', $config['magephp'])) {
+                foreach ((array) $config['magephp']['subscribers'] as $subscriber) {
+                    if ($subscriber instanceof EventSubscriberInterface) {
+                        $this->runtime->getEventDispatcher()->addSubscriber($subscriber);
+                    }
+                }
+            }
+
             $this->runtime->setConfiguration($config['magephp']);
             $this->runtime->setLogger($logger);
             return;

src/Runtime/Runtime.php

@@ -15,6 +15,7 @@ use Mage\Deploy\Strategy\RsyncStrategy;
 use Mage\Deploy\Strategy\StrategyInterface;
 use Psr\Log\LoggerInterface;
 use Psr\Log\LogLevel;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 use Symfony\Component\Process\Process;
 use Mage\Runtime\Exception\RuntimeException;
 
@@ -46,6 +47,11 @@ class Runtime
      */
     protected $stage;
 
+    /**
+     * @var EventDispatcherInterface
+     */
+    protected $eventDispatcher;
+
     /**
      * @var string|null The host being deployed to
      */
@@ -316,6 +322,21 @@ class Runtime
         return $this->stage;
     }
 
+    /**
+     * @return EventDispatcherInterface
+     */
+    public function getEventDispatcher()
+    {
+        return $this->eventDispatcher;
+    }
+
+    /**
+     * @param EventDispatcherInterface $eventDispatcher
+     */
+    public function setEventDispatcher(EventDispatcherInterface $eventDispatcher)
+    {
+        $this->eventDispatcher = $eventDispatcher;
+    }
     /**
      * Retrieve the defined Tasks for the current Environment and Stage
      *