Add config to skip widget_build_url for DM rooms (#11044)

* Add config to skip widget_build_url for DM rooms

* Add tests

test/widgets/ManagedHybrid-test.ts

@@ -0,0 +1,51 @@
+/*
+Copyright 2023 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import { isManagedHybridWidgetEnabled } from "../../src/widgets/ManagedHybrid";
+import DMRoomMap from "../../src/utils/DMRoomMap";
+import { stubClient } from "../test-utils";
+import SdkConfig from "../../src/SdkConfig";
+
+describe("isManagedHybridWidgetEnabled", () => {
+    let dmRoomMap: DMRoomMap;
+
+    beforeEach(() => {
+        stubClient();
+        dmRoomMap = {
+            getUserIdForRoomId: jest.fn().mockReturnValue("@user:server"),
+        } as unknown as DMRoomMap;
+        DMRoomMap.setShared(dmRoomMap);
+    });
+
+    it("should return false if widget_build_url is unset", () => {
+        expect(isManagedHybridWidgetEnabled("!room:server")).toBeFalsy();
+    });
+
+    it("should return true for DMs when widget_build_url_ignore_dm is unset", () => {
+        SdkConfig.put({
+            widget_build_url: "https://url",
+        });
+        expect(isManagedHybridWidgetEnabled("!room:server")).toBeTruthy();
+    });
+
+    it("should return false for DMs when widget_build_url_ignore_dm is true", () => {
+        SdkConfig.put({
+            widget_build_url: "https://url",
+            widget_build_url_ignore_dm: true,
+        });
+        expect(isManagedHybridWidgetEnabled("!room:server")).toBeFalsy();
+    });
+});