Opcache Preloading Integration (pimcore#8192)

* Preload.php Generator: Data Object / Field Collection / Object Bricks class files - see pimcore#5387

* models & lib classes

bundles/CoreBundle/Resources/config/services.yml

@@ -40,6 +40,11 @@ services:
         tags:
             - { name: kernel.cache_warmer }
 
+    Pimcore\HttpKernel\CacheWarmer\PimcoreCoreCacheWarmer:
+        public: false
+        tags:
+            - { name: kernel.cache_warmer }
+
     Pimcore\Cache\Symfony\CacheClearer:
         public: true
 

lib/HttpKernel/CacheWarmer/PimcoreCoreCacheWarmer.php

@@ -0,0 +1,120 @@
+<?php
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Enterprise License (PEL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ * @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ * @license    http://www.pimcore.org/license     GPLv3 and PEL
+ */
+
+namespace Pimcore\HttpKernel\CacheWarmer;
+
+use Pimcore\Bootstrap;
+use Pimcore\Model\Asset;
+use Pimcore\Model\DataObject;
+use Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface;
+
+class PimcoreCoreCacheWarmer implements CacheWarmerInterface
+{
+
+    /**
+     * @inheritDoc
+     */
+    public function isOptional()
+    {
+        return true;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function warmUp($cacheDir)
+    {
+        $classes = [];
+
+        $this->libraryClasses($classes);
+        $this->modelClasses($classes);
+        $this->dataObjectClasses($classes);
+
+        return $classes;
+    }
+
+    private function libraryClasses(array &$classes): void
+    {
+        $excludePattern = '@/lib/(Migrations|Maintenance|Sitemap|Workflow|Console|Composer|Translation/(Import|Export)|Image/Optimizer|DataObject/(GridColumnConfig|Import)|Test|Tool/Transliteration|(Pimcore|simple_html_dom)\.php)@';
+
+        $reflection = new \ReflectionClass(Bootstrap::class);
+        $dir = dirname($reflection->getFileName());
+
+        $this->getClassesFromDirectory($dir, $excludePattern, 'Pimcore', $classes);
+    }
+
+    private function modelClasses(array &$classes): void
+    {
+        $excludePattern = '@/models/(GridConfig|ImportConfig|Notification|Schedule|Tool/CustomReport|User|Workflow)@';
+
+        $reflection = new \ReflectionClass(Asset::class);
+        $dir = dirname($reflection->getFileName());
+
+        $this->getClassesFromDirectory($dir, $excludePattern, 'Pimcore\Model', $classes);
+    }
+
+    private function getClassesFromDirectory(string $dir, string $excludePattern, string $NSPrefix, array &$classes): void
+    {
+        $files = rscandir($dir);
+
+        foreach($files as $file) {
+            $file = str_replace(DIRECTORY_SEPARATOR, '/', $file);
+            if(is_file($file) && !preg_match($excludePattern, $file)) {
+                $className = preg_replace('@^' . preg_quote($dir, '@') . '@', $NSPrefix, $file);
+                $className = preg_replace('@\.php$@', '', $className);
+                $className = str_replace(DIRECTORY_SEPARATOR, '\\', $className);
+
+                if(class_exists($className)) {
+                    $classes[] = $className;
+                }
+            }
+        }
+    }
+
+    private function dataObjectClasses(array &$classes): void
+    {
+
+        // load all data object classes
+        $list = new DataObject\ClassDefinition\Listing();
+        $list = $list->load();
+
+        foreach ($list as $classDefinition) {
+            $className = DataObject::class . '\\' . ucfirst($classDefinition->getName());
+            $listingClass = $className . '\\Listing';
+
+            $classes[] = $className;
+            $classes[] = $listingClass;
+        }
+
+
+        $list = new DataObject\Objectbrick\Definition\Listing();
+        $list = $list->load();
+
+        foreach ($list as $brickDefinition) {
+            $className = 'Pimcore\\Model\\DataObject\\Objectbrick\\Data' . ucfirst($brickDefinition->getKey());
+
+            $classes[] = $className;
+        }
+
+        $list = new DataObject\Fieldcollection\Definition\Listing();
+        $list = $list->load();
+
+        foreach ($list as $fcDefinition) {
+            $className = 'Pimcore\\Model\\DataObject\\Fieldcollection\\Data' . ucfirst($fcDefinition->getKey());
+
+            $classes[] = $className;
+        }
+
+    }
+}