Adding build status images, both to the dashboard and as an external facing feature. Closes #43

PHPCI/Controller/BuildStatusController.php

@@ -0,0 +1,50 @@
+<?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\Controller;
+
+use b8;
+use b8\Store;
+use PHPCI\Model\Project;
+use PHPCI\Model\Build;
+
+/**
+* Build Status Controller - Allows external access to build status information / images.
+* @author       Dan Cryer <dan@block8.co.uk>
+* @package      PHPCI
+* @subpackage   Web
+*/
+class BuildStatusController extends b8\Controller
+{
+    public function init()
+    {
+        $this->_projectStore      = Store\Factory::getStore('Project');
+    }
+
+    /**
+    * Returns the appropriate build status image for a given project.
+    */
+    public function image($projectId)
+    {
+        $branch         = $this->getParam('branch', 'master');
+        $project        = $this->_projectStore->getById($projectId);
+        $status         = 'ok';
+
+        if (isset($project) && $project instanceof Project) {
+            $build = $project->getLatestBuild($branch, array(2,3));
+
+            if (isset($build) && $build instanceof Build && $build->getStatus() != 2) {
+                $status = 'failed';
+            }
+        }
+
+        header('Content-Type: image/png');
+        die(file_get_contents(APPLICATION_PATH . 'assets/img/build-' . $status . '.png'));
+    }
+}