Add ImgAction to StaticController

application/controllers/StaticController.php

@@ -1,60 +1,20 @@
 <?php
-// @codingStandardsIgnoreStart
-// {{{ICINGA_LICENSE_HEADER}}}
-/**
- * Icinga 2 Web - Head for multiple monitoring frontends
- * Copyright (C) 2013 Icinga Development Team
- * 
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- * 
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- * 
- * @copyright 2013 Icinga Development Team <info@icinga.org>
- * @author Icinga Development Team <info@icinga.org>
- */
-// {{{ICINGA_LICENSE_HEADER}}}
-
-# namespace Icinga\Web\Form;
 
 use Icinga\Web\ActionController;
-use Icinga\Application\Icinga;
+use Icinga\Application\Icinga,
-use Zend_Controller_Action_Exception as ActionException;
+    Zend_Controller_Action_Exception as ActionException;
 
-use Icinga\Application\Benchmark;
-/**
- * Class StaticController
- * @package Icinga\Web\Form
- */
 class StaticController extends ActionController
 {
 
-    /**
-     * @var bool
-     */
     protected $handlesAuthentication = true;
 
-    /**
-     *
-     */
     public function init()
     {
         $this->_helper->viewRenderer->setNoRender(true);
         $this->_helper->layout()->disableLayout();
     }
 
-    /**
-     * @return array
-     */
     private function getModuleList()
     {
         $modules = Icinga::app()->moduleManager()->getLoadedModules();
@@ -73,9 +33,6 @@ class StaticController extends ActionController
         return $result;
     }
 
-    /**
-     *
-     */
     public function modulelistAction()
     {
 
@@ -86,12 +43,44 @@ class StaticController extends ActionController
         exit;
     }
 
-    /**
+    public function imgAction()
-     * @throws \Zend_Controller_Action_Exception
+    {
-     */
+        $module = $this->_getParam('moduleName');
+        $file   = $this->_getParam('file');
+        $basedir = Icinga::app()->getModule($module)->getBaseDir();
+
+        $filePath = $basedir . '/public/img/' . $file;
+        if (! file_exists($filePath)) {
+            throw new ActionException(sprintf(
+                '%s does not exist',
+                $filePath
+            ), 404);
+        }
+        if (preg_match('/\.([a-z]+)$/i', $file, $m)) {
+            $extension = $m[1];
+        } else {
+            $extension = 'fixme';
+        }
+        $hash = md5_file($filePath);
+        if ($hash === $this->getRequest()->getHeader('If-None-Match')) {
+            $this->getResponse()->setHttpResponseCode(304);
+            return;
+        }
+        header('ETag: ' . $hash);
+        header('Content-Type: image/' . $extension);
+        header('Cache-Control: max-age=3600');
+        header('Last-Modified: ' . gmdate(
+            'D, d M Y H:i:s',
+            filemtime($filePath)
+        ) . ' GMT');
+
+        readfile($filePath);
+        $this->_viewRenderer->setNoRender();
+    }
+
     public function javascriptAction()
     {
-        $module = $this->_getParam('module_name');
+        $module = $this->_getParam('moduleName');
         $file   = $this->_getParam('file');
         $basedir = Icinga::app()->getModule($module)->getBaseDir();
 
@@ -126,8 +115,7 @@ class StaticController extends ActionController
         } else {
             readfile($filePath);
         }
-        return;
+        $this->_viewRenderer->setNoRender();
-    }
     }
 
-// @codingStandardsIgnoreEnd
+}