#5: Include JS and CSS, display CE IDs in page and list module while …

Classes/Utility/PageRenderer.php

@@ -0,0 +1,98 @@
+<?php
+
+namespace GeorgRinger\BackendDebug\Utility;
+
+/***************************************************************
+ *  Copyright notice
+ *
+ *  (c) 2018
+ *  All rights reserved
+ *
+ *  This script is part of the TYPO3 project. The TYPO3
+ * project 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 3 of the
+ * License, or
+ *  (at your option) any later version.
+ *
+ *  The GNU General Public License can be found at
+ *  http://www.gnu.org/copyleft/gpl.html.
+ *
+ *  This script 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.
+ *
+ *  This copyright notice MUST APPEAR in all copies of the
+ * script!
+ ***************************************************************/
+
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+
+class PageRenderer
+{
+
+    /**
+     * Adds JavaCript and CSS to the Backend
+     *
+     * @param $params
+     * @param \TYPO3\CMS\Core\Page\PageRenderer $parent
+     */
+    public function setup(&$params, \TYPO3\CMS\Core\Page\PageRenderer &$parent)
+    {
+
+        $params['jsInline']['BackendDebug'] = [
+          'code' => $this->getContextCode(),
+          'section' => 1,
+          'compress' => FALSE,
+          'forceOnTop' => TRUE,
+        ];
+
+        $parent->addCssInlineBlock('BackendDebug', $this->getCssCode());
+    }
+
+    /**
+     * JavaScript Inline Code
+     *
+     * @return string
+     */
+    protected function getContextCode()
+    {
+        $context = strtolower(GeneralUtility::getApplicationContext());
+        $debug = $GLOBALS['TYPO3_CONF_VARS']['BE']['debug'] ? 'debug' : 'nodebug';
+        $code = <<<EOT
+      var $ = TYPO3.jQuery;
+        $(document).ready(function(){
+          $('body').addClass('$context').addClass('$debug');
+        });
+EOT;
+
+        return $code;
+    }
+
+    /**
+     * CSS Inline Code
+     *
+     * @return string
+     */
+    protected function getCssCode()
+    {
+        return <<<EOT
+
+        body.debug .t3-page-ce-header-icons-left a:after,
+        body.debug .t3js-entity td.col-icon a.t3js-contextmenutrigger:after {
+            content: "[ID: " attr(data-uid) "]";
+            padding-left: 5px;
+        }
+
+
+EOT;
+
+    }
+}

ext_localconf.php

@@ -33,6 +33,8 @@
     $GLOBALS['TYPO3_CONF_VARS']['SYS']['Objects'][\TYPO3\CMS\Backend\Form\Element\SelectSingleElement::class] = [
         'className' => \GeorgRinger\BackendDebug\Xclass\SelectSingleElement::class,
     ];
+
+    $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_pagerenderer.php']['render-preProcess'][] = 'GeorgRinger\BackendDebug\Utility\PageRenderer->setup';
 };
 
 $boot();