Optimize plugin manager

beike/Plugin/Manager.php

@@ -136,6 +136,23 @@ class Manager
         return $plugin;
     }
 
+    /**
+     * Check plugin is active, include existed, installed and enabled
+     *
+     * @param $code
+     * @return bool
+     * @throws \Exception
+     */
+    public function checkActive($code): bool
+    {
+        $plugin    = $this->getPlugin($code);
+        if (empty($plugin) || ! $plugin->getInstalled() || ! $plugin->getEnabled()) {
+            return false;
+        }
+
+        return true;
+    }
+
     /**
      * 获取插件目录以及配置
      *

beike/Shop/Http/Controllers/HomeController.php

@@ -32,8 +32,7 @@ class HomeController extends Controller
             $paths = explode('::', $viewPath);
             if (count($paths) == 2) {
                 $pluginCode = $paths[0];
-                $plugin     = app('plugin')->getPlugin($pluginCode);
-                if (! $plugin || ! $plugin->getEnabled()) {
+                if (! app('plugin')->checkActive($pluginCode)) {
                     continue;
                 }
             }

beike/Shop/Services/TotalServices/ShippingService.php

@@ -33,8 +33,7 @@ class ShippingService
         $shippingPluginCode = self::parseShippingPluginCode($shippingMethod);
         $pluginCode         = Str::studly($shippingPluginCode);
 
-        $plugin = app('plugin')->getPlugin($shippingPluginCode);
-        if (empty($plugin) || ! $plugin->getInstalled() || ! $plugin->getEnabled()) {
+        if (! app('plugin')->checkActive($shippingPluginCode)) {
             $cart                       = $checkout->cart;
             $cart->shipping_method_code = '';
             $cart->saveOrFail();