DEV: Add logic to append tag if user allowed

lib/custom_wizard/action.rb

@@ -104,6 +104,7 @@ class CustomWizard::Action
     end
 
     params = basic_topic_params
+    params.delete(:tags) unless user_can_tag
 
     targets = CustomWizard::Mapper.new(
         inputs: action['recipient'],
@@ -610,6 +611,10 @@ class CustomWizard::Action
         user: user
       ).perform
 
+    if tags = action_tags
+      params[:tags] = tags
+    end
+
     params[:raw] = action['post_builder'] ?
       mapper.interpolate(
         action['post_template'],
@@ -632,10 +637,6 @@ class CustomWizard::Action
       params[:category] = category
     end
 
-    if tags = action_tags
-      params[:tags] = tags
-    end
-
     if public_topic_fields.any?
       public_topic_fields.each do |field|
         unless action[field].nil? || action[field] == ""
@@ -837,4 +838,9 @@ class CustomWizard::Action
       @log.join('; ')
     )
   end
+  def user_can_tag
+    allowed_groups =
+      SiteSetting.pm_tags_allowed_for_groups.split('|').map(&:to_i)
+    user.groups.pluck(:id).any? { |group| allowed_groups.include?(group) }
+  end
 end