Add Rollback command as alias.

Mage/Command/BuiltIn/RollbackCommand.php

@@ -0,0 +1,57 @@
+<?php
+/*
+ * This file is part of the Magallanes package.
+*
+* (c) Andrés Montañez <andres@andresmontanez.com>
+*
+* For the full copyright and license information, please view the LICENSE
+* file that was distributed with this source code.
+*/
+
+namespace Mage\Command\BuiltIn;
+
+use Mage\Command\AbstractCommand;
+use Mage\Command\RequiresEnvironment;
+use Mage\Task\Factory;
+use Mage\Console;
+
+/**
+ * This is an Alias of "release rollback"
+ *
+ * @author Andrés Montañez <andres@andresmontanez.com>
+ */
+class RollbackCommand extends AbstractCommand implements RequiresEnvironment
+{
+    /**
+     * Rollback a release
+     * @see \Mage\Command\AbstractCommand::run()
+     */
+    public function run()
+    {
+        $releaseId = $this->getConfig()->getArgument(1);
+        $lockFile = '.mage/' . $this->getConfig()->getEnvironment() . '.lock';
+        if (file_exists($lockFile) && ($subcommand == 'rollback')) {
+            Console::output('<red>This environment is locked!</red>', 1, 2);
+            return null;
+        }
+
+        // Run Tasks for Deployment
+        $hosts = $this->getConfig()->getHosts();
+
+        if (count($hosts) == 0) {
+            Console::output('<light_purple>Warning!</light_purple> <dark_gray>No hosts defined, unable to get releases.</dark_gray>', 1, 3);
+
+        } else {
+            foreach ($hosts as $host) {
+                $this->getConfig()->setHost($host);
+
+                $task = Factory::get('releases/rollback', $this->getConfig());
+                $task->init();
+                $task->setRelease($releaseId);
+                $result = $task->run();
+            }
+        }
+
+        return $result;
+    }
+}