Bug 1716220 - add a SmartBlock shim for Branch Web SDK; r=webcompat-reviewers,denschub

Differential Revision: https://phabricator.services.mozilla.com/D148471

browser/extensions/webcompat/data/shims.js

@@ -167,6 +167,15 @@ const AVAILABLE_SHIMS = [
     matches: ["*://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"],
     onlyIfBlockedByETP: true,
   },
+  {
+    id: "Branch",
+    platform: "all",
+    name: "Branch Web SDK",
+    bug: "1716220",
+    file: "branch.js",
+    matches: ["*://cdn.branch.io/branch-latest.min.js*"],
+    onlyIfBlockedByETP: true,
+  },
   {
     id: "DoubleVerify",
     platform: "all",

browser/extensions/webcompat/manifest.json

@@ -2,7 +2,7 @@
   "manifest_version": 2,
   "name": "Web Compatibility Interventions",
   "description": "Urgent post-release fixes for web compatibility.",
-  "version": "102.5.0",
+  "version": "102.6.0",
   "applications": {
     "gecko": {
       "id": "webcompat@mozilla.org",
@@ -98,6 +98,7 @@
     "shims/adsafeprotected-ima.js",
     "shims/apstag.js",
     "shims/bmauth.js",
+    "shims/branch.js",
     "shims/chartbeat.js",
     "shims/crave-ca.js",
     "shims/criteo.js",

browser/extensions/webcompat/moz.build

@@ -91,6 +91,7 @@ FINAL_TARGET_FILES.features["webcompat@mozilla.org"]["shims"] += [
     "shims/adsafeprotected-ima.js",
     "shims/apstag.js",
     "shims/bmauth.js",
+    "shims/branch.js",
     "shims/chartbeat.js",
     "shims/crave-ca.js",
     "shims/criteo.js",

browser/extensions/webcompat/shims/branch.js

@@ -0,0 +1,81 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+/**
+ * Bug 1716220 - Shim Branch Web SDK
+ *
+ * Sites such as TataPlay may not load properly if Branch Web SDK is
+ * blocked. This shim stubs out its script so the page still loads.
+ */
+
+if (!window?.branch?.b) {
+  const queue = window?.branch?._q || [];
+  window.branch = new (class {
+    V = {};
+    g = 0;
+    X = "web2.62.0";
+    b = {
+      A: {},
+      clear() {},
+      get() {},
+      getAll() {},
+      isEnabled: () => true,
+      remove() {},
+      set() {},
+      ca() {},
+      g: [],
+      l: 0,
+      o: 0,
+      s: null,
+    };
+    addListener() {}
+    applyCode() {}
+    autoAppIndex() {}
+    banner() {}
+    c() {}
+    closeBanner() {}
+    closeJourney() {}
+    constructor() {}
+    creditHistory() {}
+    credits() {}
+    crossPlatformIds() {}
+    data() {}
+    deepview() {}
+    deepviewCta() {}
+    disableTracking() {}
+    first() {}
+    getBrowserFingerprintId() {}
+    getCode() {}
+    init(key, cb) {
+      cb?.(undefined, {});
+    }
+    lastAttributedTouchData() {}
+    link() {}
+    logEvent() {}
+    logout() {}
+    qrCode() {}
+    redeem() {}
+    referrals() {}
+    removeListener() {}
+    renderFinalize() {}
+    renderQueue() {}
+    sendSMS() {}
+    setAPIResponseCallback() {}
+    setBranchViewData() {}
+    setIdentity() {}
+    track() {}
+    trackCommerceEvent() {}
+    validateCode() {}
+  })();
+  const push = (fn, args) => {
+    try {
+      window.branch[fn].apply(window.branch, args);
+    } catch (e) {
+      console.error(e);
+    }
+  };
+  queue.forEach(push);
+}