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gaia/distros/spark/apps/customizer/js/app.js

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+define(["exports"], function (exports) {
+  "use strict";
+
+  /*global MainController*/
+  /*global TouchForwarderController*/
+
+  var BLOCKED_APPS = ["app://keyboard.gaiamobile.org/manifest.webapp"];
+
+  var SYSTEM_APP = "app://system.gaiamobile.org/manifest.webapp";
+
+  // If injecting into an app that was already running at the time
+  // the Customizer was enabled, simply initialize it.
+  if (document.documentElement) {
+    initialize();
+  }
+
+  // Otherwise, we need to wait for the DOM to be ready before
+  // starting initialization since add-ons are usually (always?)
+  // injected *before* `document.documentElement` is defined.
+  else {
+    window.addEventListener("DOMContentLoaded", initialize);
+  }
+
+  function initialize() {
+    if (document.documentElement.dataset.customizerInit) {
+      console.log("[Customizer] Customizer already initialized; Aborting");
+      return;
+    }
+
+    var request = navigator.mozApps.getSelf();
+    request.onsuccess = function () {
+      var manifestURL = request.result && request.result.manifestURL;
+      if (BLOCKED_APPS.find(function (a) {
+        return a === manifestURL;
+      })) {
+        console.log("[Customizer] BLOCKING injection into " + manifestURL);
+        return;
+      }
+
+      console.log("[Customizer] Injecting into " + manifestURL);
+      boot(manifestURL);
+    };
+    request.onerror = function () {
+      console.error("[Customizer] An error occurred getting the manifestURL");
+    };
+
+    function boot(manifestURL) {
+      window.__customizer__ = {};
+
+      document.documentElement.dataset.customizerInit = true;
+
+      if (manifestURL === SYSTEM_APP) {
+        window.__customizer__.touchForwarderController = new TouchForwarderController();
+        return;
+      }
+
+      window.__customizer__.mainController = new MainController({
+        manifestURL: manifestURL,
+        lazyLoadModules: true
+      });
+    }
+  }
+});