allow staff members to view staged accounts user card/profile

app/controllers/application_controller.rb

@@ -231,7 +231,6 @@ class ApplicationController < ActionController::Base
       end
     end
 
-
     render json: MultiJson.dump(obj), status: opts[:status] || 200
   end
 

app/controllers/list_controller.rb

@@ -105,7 +105,7 @@ class ListController < ApplicationController
   [:topics_by, :private_messages, :private_messages_sent, :private_messages_unread].each do |action|
     define_method("#{action}") do
       list_opts = build_topic_list_options
-      target_user = fetch_user_from_params
+      target_user = fetch_user_from_params(include_inactive: current_user.try(:staff?))
       guardian.ensure_can_see_private_messages!(target_user.id) unless action == :topics_by
       list = generate_list_for(action.to_s, target_user, list_opts)
       url_prefix = "topics" unless action == :topics_by

app/controllers/user_actions_controller.rb

@@ -6,7 +6,7 @@ class UserActionsController < ApplicationController
 
     per_chunk = 60
 
-    user = fetch_user_from_params
+    user = fetch_user_from_params(include_inactive: current_user.try(:staff?))
 
     opts = { user_id: user.id,
              user: user,

app/controllers/users_controller.rb

@@ -31,7 +31,7 @@ class UsersController < ApplicationController
   def show
     raise Discourse::InvalidAccess if SiteSetting.hide_user_profiles_from_public && !current_user
 
-    @user = fetch_user_from_params
+    @user = fetch_user_from_params(include_inactive: current_user.try(:staff?))
     user_serializer = UserSerializer.new(@user, scope: guardian, root: 'user')
     if params[:stats].to_s == "false"
       user_serializer.omit_stats = true
@@ -621,7 +621,7 @@ class UsersController < ApplicationController
   end
 
   def staff_info
-    @user = fetch_user_from_params
+    @user = fetch_user_from_params(include_inactive: true)
     guardian.ensure_can_see_staff_info!(@user)
 
     result = {}