Store a random user id for unauthenticated users as a cookie (#1364)

app/controllers/concerns/joiner.rb

@@ -62,7 +62,8 @@ def join_room(opts)
         redirect_to join_path(@room, current_user.name, opts, current_user.uid)
       else
         join_name = params[:join_name] || params[@room.invite_path][:join_name]
-        redirect_to join_path(@room, join_name, opts)
+
+        redirect_to join_path(@room, join_name, opts, fetch_guest_id)
       end
     else
       search_params = params[@room.invite_path] || params
@@ -92,4 +93,19 @@ def default_meeting_options
       recording_default_visibility: @settings.get_value("Default Recording Visibility") == "public"
     }
   end
+
+  private
+
+  def fetch_guest_id
+    return cookies[:guest_id] if cookies[:guest_id].present?
+
+    guest_id = "gl-guest-#{SecureRandom.hex(12)}"
+
+    cookies[:guest_id] = {
+      value: guest_id,
+      expires: 1.day.from_now
+    }
+
+    guest_id
+  end
 end

spec/controllers/rooms_controller_spec.rb

@@ -248,7 +248,7 @@ def random_valid_room_params
       allow_any_instance_of(BigBlueButton::BigBlueButtonApi).to receive(:is_meeting_running?).and_return(true)
       post :join, params: { room_uid: @room, join_name: "Join Name" }
 
-      expect(response).to redirect_to(join_path(@owner.main_room, "Join Name", {}))
+      expect(response).to redirect_to(join_path(@owner.main_room, "Join Name", {}, response.cookies["guest_id"]))
     end
 
     it "should render wait if meeting isn't running" do