1 files changed, 84 insertions, 0 deletions
diff --git a/browser/extensions/webcompat/shims/rambler-authenticator.js b/browser/extensions/webcompat/shims/rambler-authenticator.js
new file mode 100644
index 0000000000..1fe074b660
--- /dev/null
+++ b/browser/extensions/webcompat/shims/rambler-authenticator.js
@@ -0,0 +1,84 @@
+/* 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";
+
+if (!window.ramblerIdHelper) {
+  const originalScript = document.currentScript.src;
+
+  const sendMessageToAddon = (function () {
+    const shimId = "Rambler";
+    const pendingMessages = new Map();
+    const channel = new MessageChannel();
+    channel.port1.onerror = console.error;
+    channel.port1.onmessage = event => {
+      const { messageId, response } = event.data;
+      const resolve = pendingMessages.get(messageId);
+      if (resolve) {
+        pendingMessages.delete(messageId);
+        resolve(response);
+      }
+    };
+    function reconnect() {
+      const detail = {
+        pendingMessages: [...pendingMessages.values()],
+        port: channel.port2,
+        shimId,
+      };
+      window.dispatchEvent(new CustomEvent("ShimConnects", { detail }));
+    }
+    window.addEventListener("ShimHelperReady", reconnect);
+    reconnect();
+    return function (message) {
+      const messageId =
+        Math.random().toString(36).substring(2) + Date.now().toString(36);
+      return new Promise(resolve => {
+        const payload = {
+          message,
+          messageId,
+          shimId,
+        };
+        pendingMessages.set(messageId, resolve);
+        channel.port1.postMessage(payload);
+      });
+    };
+  })();
+
+  const ramblerIdHelper = {
+    getProfileInfo: (successCallback, errorCallback) => {
+      successCallback({});
+    },
+    openAuth: () => {
+      sendMessageToAddon("optIn").then(function () {
+        const openAuthArgs = arguments;
+        window.ramblerIdHelper = undefined;
+        const s = document.createElement("script");
+        s.src = originalScript;
+        document.head.appendChild(s);
+        s.addEventListener("load", () => {
+          const helper = window.ramblerIdHelper;
+          for (const { fn, args } of callLog) {
+            helper[fn].apply(helper, args);
+          }
+          helper.openAuth.apply(helper, openAuthArgs);
+        });
+      });
+    },
+  };
+
+  const callLog = [];
+  function addLoggedCall(fn) {
+    ramblerIdHelper[fn] = () => {
+      callLog.push({ fn, args: arguments });
+    };
+  }
+
+  addLoggedCall("registerOnFrameCloseCallback");
+  addLoggedCall("registerOnFrameRedirect");
+  addLoggedCall("registerOnPossibleLoginCallback");
+  addLoggedCall("registerOnPossibleLogoutCallback");
+  addLoggedCall("registerOnPossibleOauthLoginCallback");
+
+  window.ramblerIdHelper = ramblerIdHelper;
+}