Initial commit

app/controllers/admin/masquerades_controller.rb

@@ -0,0 +1,33 @@
+class Admin::MasqueradesController < Admin::ApplicationController
+  before_action :set_user, only: [:create]
+  skip_before_action :require_admin_login, only: [:destroy]
+
+  def create
+    authorize :masquerade, :create?
+    session[:admin_id] = current_user.id
+    sign_in @user
+    redirect_to signed_in_root_path
+  end
+
+  def destroy
+    authorize :masquerade, :destroy?
+    sign_in User.find session[:admin_id]
+    session.delete(:admin_id)
+    session.delete(:active_account)
+    redirect_to admin_users_path
+  end
+
+  private
+
+  def set_user
+    @user = find_user
+  end
+
+  def users
+    policy_scope User
+  end
+
+  def find_user
+    authorize users.find(params[:user_id])
+  end
+end