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code/extend/ddl/DDLManage.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ddl;
+
+class DDLManage
+{
+    private static $arrLoadedModules = [];
+
+    private static $arrModuleFiles = [
+        'MicroServer' => 'extend/ddl/MicroCore.ddl',
+        'MongoBase' => 'extend/ddl/MongoBase.ddl',
+        'DatabaseManage' => 'extend/ddl/DatabaseManage.ddl',
+    ];
+
+    /**
+     * 加载指定模块
+     * @param string $strModuleCode 模块编码
+     * @return bool 加载是否成功
+     */
+    public static function load($strModuleCode)
+    {
+        if (isset(self::$arrLoadedModules[$strModuleCode])) {
+            return true;
+        }
+
+        if (!isset(self::$arrModuleFiles[$strModuleCode])) {
+            return false;
+        }
+
+        $filename = self::$arrModuleFiles[$strModuleCode];
+
+        $strFileName = root_path() .  $filename;
+
+        if (!file_exists($strFileName)) {
+            return false;
+        }
+
+        if (load_module_file($strFileName)) {
+            self::$arrLoadedModules[$strModuleCode] = true;
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    /**
+     * 检查模块是否已加载
+     * @param string $strModuleCode 类名
+     * @return bool
+     */
+    public static function isLoaded($strModuleCode)
+    {
+        return isset(self::$arrLoadedModules[$strModuleCode]);
+    }
+
+    /**
+     * 获取所有已加载的模块
+     * @return array
+     */
+    public static function getarrLoadedModules()
+    {
+        return array_keys(self::$arrLoadedModules);
+    }
+}