Added a Shell Plugin

PHPCI/Plugin/Shell.php

@@ -0,0 +1,48 @@
+<?php
+/**
+* PHPCI - Continuous Integration for PHP
+*
+* @copyright    Copyright 2013, Block 8 Limited.
+* @license      https://github.com/Block8/PHPCI/blob/master/LICENSE.md
+* @link         http://www.phptesting.org/
+*/
+
+namespace PHPCI\Plugin;
+
+/**
+* Shell Plugin - Allows execute shell commands.
+* @author       Kinn Coelho Julião <kinncj@gmail.com>
+* @package      PHPCI
+* @subpackage   Plugins
+*/
+class Shell implements \PHPCI\Plugin
+{
+    protected $args;
+    protected $phpci;
+
+    /**
+     * @var string $command The command to be executed
+     */
+    protected $command;
+
+    public function __construct(\PHPCI\Builder $phpci, array $options = array())
+    {
+        $this->phpci        = $phpci;
+
+        if (isset($options['command'])) {
+            $command       = $options['command'];
+            $command       = str_replace("%buildpath%", $this->phpci->buildPath, $command);
+            $this->command = $command;
+        }
+    }
+
+    /**
+    * Runs the shell command.
+    */
+    public function execute()
+    {
+        $success = $this->phpci->executeCommand($this->command);
+        
+        return $success;
+    }
+}