Initial commit

application/Espo/Core/Upgrades/Migration/VersionDataProvider.php

@@ -0,0 +1,72 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * 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.
+ ************************************************************************/
+
+namespace Espo\Core\Upgrades\Migration;
+
+use Espo\Core\Utils\Config;
+use Espo\Core\Utils\File\Manager;
+use RuntimeException;
+
+class VersionDataProvider
+{
+    private string $defaultConfigPath = 'application/Espo/Resources/defaults/config.php';
+
+    public function __construct(
+        private Manager $fileManager,
+        private Config\SystemConfig $systemConfig,
+    ) {}
+
+    public function getPreviousVersion(): string
+    {
+        $version = $this->systemConfig->getVersion();
+
+        if (!$version) {
+            throw new RuntimeException("No or bad 'version' in config.");
+        }
+
+        return $version;
+    }
+
+    public function getTargetVersion(): string
+    {
+        $data = $this->fileManager->getPhpContents($this->defaultConfigPath);
+
+        if (!is_array($data)) {
+            throw new RuntimeException("No default config.");
+        }
+
+        $version = $data['version'] ?? null;
+
+        if (!$version || !is_string($version)) {
+            throw new RuntimeException("No or bad 'version' parameter in default config.");
+        }
+
+        return $version;
+    }
+}