From f508cca64c64094d6171630a7fa95cc22ab80a27 Mon Sep 17 00:00:00 2001
From: Yuri Kuznetsov <yurikuzn@users.noreply.github.com>
Date: Wed, 18 Dec 2024 11:58:30 +0200
Subject: [PATCH] before upgrade

---
 upgrades/9.0/data.json                 |   3 +
 upgrades/9.0/scripts/BeforeUpgrade.php | 156 +++++++++++++++++++++++++
 2 files changed, 159 insertions(+)
 create mode 100644 upgrades/9.0/data.json
 create mode 100644 upgrades/9.0/scripts/BeforeUpgrade.php

diff --git a/upgrades/9.0/data.json b/upgrades/9.0/data.json
new file mode 100644
index 0000000000..3d74c7fbee
--- /dev/null
+++ b/upgrades/9.0/data.json
@@ -0,0 +1,3 @@
+{
+    "manifest": {}
+}
diff --git a/upgrades/9.0/scripts/BeforeUpgrade.php b/upgrades/9.0/scripts/BeforeUpgrade.php
new file mode 100644
index 0000000000..54a2a05082
--- /dev/null
+++ b/upgrades/9.0/scripts/BeforeUpgrade.php
@@ -0,0 +1,156 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2024 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+use Espo\Core\Container;
+use Espo\Entities\Extension;
+use Espo\ORM\EntityManager;
+
+/** @noinspection PhpMultipleClassDeclarationsInspection */
+class BeforeUpgrade
+{
+    private ?Container $container = null;
+
+    /**
+     * @throws Exception
+     */
+    public function run(Container $container): void
+    {
+        $this->container = $container;
+
+        $this->processCheckExtensions();
+
+        $this->checkBadClasses([
+            'Espo\\Core\\Services\\Base',
+            'Espo\\Core\\ORM\\Repositories\\RDB',
+            'Espo\\Core\\Hooks\\Base',
+            'Espo\\Core\\Acl\\Base',
+            'Espo\\Core\\Acl\\Acl',
+            'Espo\\Core\\AclPortal\\Base',
+            'Espo\\Core\\AclPortal\\Acl',
+            'Espo\\Core\\Injectable',
+        ]);
+    }
+
+    /**
+     * @param string[] $badList
+     * @throws Exception
+     * @noinspection PhpSameParameterValueInspection
+     */
+    private function checkBadClasses(array $badList): void
+    {
+        foreach (['custom', 'application/Espo/Modules'] as $dir) {
+            $this->loadFromDir($dir);
+        }
+
+        $ignoreList = [
+            'Espo\\Core\\Acl\\Acl',
+            'Espo\\Core\\AclPortal\\Acl',
+            'Espo\\Core\\Cleanup\\Base',
+        ];
+
+        $msg = '';
+
+        foreach (get_declared_classes() as $class) {
+            if (in_array($class, $ignoreList)) {
+                continue;
+            }
+
+            foreach ($badList as $badClass) {
+                if (is_subclass_of($class, $badClass) && $class !== $badClass) {
+                    $msg .= "  $class is sub-class of $badClass\n";
+                }
+            }
+        }
+
+        if ($msg !== '') {
+            $msg = "These classes should be fixed before upgrade. " .
+                "They extend classes that are removed in the next version.\n\n" . $msg;
+
+            throw new Exception($msg);
+        }
+    }
+
+    private function loadFromDir(string $dir): void
+    {
+        $directory = new \RecursiveDirectoryIterator($dir);
+        $fullTree = new \RecursiveIteratorIterator($directory);
+        $phpFiles = new \RegexIterator($fullTree, '/^.+\.php$/i', \RecursiveRegexIterator::GET_MATCH);
+
+        foreach ($phpFiles as $file) {
+            require_once($file[0]);
+        }
+    }
+
+    /**
+     * @throws Error
+     */
+    private function processCheckExtensions(): void
+    {
+        $errorMessageList = [];
+
+        $this->processCheckExtension('VoIP Integration', '2.0.0', $errorMessageList);
+        $this->processCheckExtension('Real Estate', '1.8.3', $errorMessageList);
+
+        if (!count($errorMessageList)) {
+            return;
+        }
+
+        $message = implode("\n\n", $errorMessageList);
+
+        throw new Error($message);
+    }
+
+    private function processCheckExtension(string $name, string $minVersion, array &$errorMessageList): void
+    {
+        $em = $this->container->getByClass(EntityManager::class);
+
+        $extension = $em->getRDBRepository(Extension::ENTITY_TYPE)
+            ->where([
+                'name' => $name,
+                'isInstalled' => true,
+            ])
+            ->findOne();
+
+        if (!$extension) {
+            return;
+        }
+
+        $version = $extension->get('version');
+
+        if (version_compare($version, $minVersion, '>=')) {
+            return;
+        }
+
+        $message =
+            "EspoCRM 9.0 is not compatible with '$name' extension of versions lower than $minVersion. " .
+            "Please upgrade the extension or uninstall it.";
+
+        $errorMessageList[] = $message;
+    }
+}