Update file loading

lib/subscription_server/provider.rb

@@ -6,7 +6,7 @@
 class SubscriptionServer::Provider
   attr_reader :user
 
-  def initialize(user)
+  def initialize(user = nil)
     @user = user
   end
 

lib/subscription_server/providers/stripe.rb

@@ -45,4 +45,8 @@ def subscriptions(product_ids, resource_name)
       result
     end
   end
+
+  def self.discourse_subscriptions_installed?
+    new.discourse_subscriptions_installed?
+  end
 end

plugin.rb

@@ -9,6 +9,13 @@
 
 enabled_site_setting :subscription_server_enabled
 
+DiscourseEvent.on(:after_plugin_activation) do
+  sorted_pugins = Discourse.plugins.sort_by do |p|
+    p&.name == 'discourse-subscription-server' ? 1 : 0
+  end
+  Discourse.instance_variable_set(:@plugins, sorted_pugins)
+end
+
 after_initialize do
   %w[
     ../lib/subscription_server/engine.rb
@@ -26,9 +33,6 @@
     ../app/controllers/subscription_server/server_controller.rb
     ../app/serializers/subscription_server/message_serializer.rb
     ../app/serializers/subscription_server/subscription_serializer.rb
-    ../extensions/discourse_subscriptions_coupons_controller_extension.rb
-    ../extensions/discourse_subscriptions_products_controller_extension.rb
-    ../extensions/discourse_subscriptions_subscriber_controller_extension.rb
   ].each do |path|
     load File.expand_path(path, __FILE__)
   end
@@ -112,33 +116,35 @@
 
   add_to_serializer(:user, :subscription_domains) { user.subscription_domains }
 
-  ## DiscourseSubscription extensions. discourse-subscriptions plugin must be above this plugin in app.yml
-  DiscourseSubscriptions::SubscribeController.prepend DiscourseSubscriptionsSubscribeControllerExtension
-  DiscourseSubscriptions::Admin::CouponsController.prepend DiscourseSubscriptionsCouponsControllerExtension
-  DiscourseSubscriptions::Admin::ProductsController.prepend DiscourseSubscriptionsProductsControllerExtension
-
-  require 'csv'
-  module ::DiscourseSubscriptions
-    def self.class_update_subscriptions_from_csv(path)
-      rows = CSV.read(path)
-      return unless rows.present?
-
-      rows.each do |row|
-        DiscourseSubscriptions::Subscription
-          .joins(:customer)
-          .where("discourse_subscriptions_customers.customer_id = :customer_id AND discourse_subscriptions_subscriptions.external_id = :subscription_id",
-            customer_id: row[0].strip,
-            subscription_id: row[1].strip
-          ).update_all(
-            external_id: row[2].strip
-          )
-      end
+  if SubscriptionServer::Stripe.discourse_subscriptions_installed?
+    %w[
+      ../extensions/discourse_subscriptions_coupons_controller_extension.rb
+      ../extensions/discourse_subscriptions_products_controller_extension.rb
+      ../extensions/discourse_subscriptions_subscriber_controller_extension.rb
+    ].each do |path|
+      load File.expand_path(path, __FILE__)
     end
-  end
-
-  on(:after_plugin_activation) do
-    Discourse.plugins.sort_by! do |plugin|
-      plugin.name == 'discourse-subscription-server' ? 1 : 0
+    DiscourseSubscriptions::SubscribeController.prepend DiscourseSubscriptionsSubscribeControllerExtension
+    DiscourseSubscriptions::Admin::CouponsController.prepend DiscourseSubscriptionsCouponsControllerExtension
+    DiscourseSubscriptions::Admin::ProductsController.prepend DiscourseSubscriptionsProductsControllerExtension
+
+    require 'csv'
+    module ::DiscourseSubscriptions
+      def self.class_update_subscriptions_from_csv(path)
+        rows = CSV.read(path)
+        return unless rows.present?
+
+        rows.each do |row|
+          DiscourseSubscriptions::Subscription
+            .joins(:customer)
+            .where("discourse_subscriptions_customers.customer_id = :customer_id AND discourse_subscriptions_subscriptions.external_id = :subscription_id",
+              customer_id: row[0].strip,
+              subscription_id: row[1].strip
+            ).update_all(
+              external_id: row[2].strip
+            )
+        end
+      end
     end
   end
 end