1 files changed, 339 insertions, 0 deletions
diff --git a/devtools/shared/system.js b/devtools/shared/system.js
new file mode 100644
index 000000000..ae46016e7
--- /dev/null
+++ b/devtools/shared/system.js
@@ -0,0 +1,339 @@
+/* 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";
+
+const { Cc, Ci, Cu } = require("chrome");
+const { Task } = require("devtools/shared/task");
+
+loader.lazyRequireGetter(this, "Services");
+loader.lazyRequireGetter(this, "promise");
+loader.lazyRequireGetter(this, "defer", "devtools/shared/defer");
+loader.lazyRequireGetter(this, "OS", "resource://gre/modules/commonjs/node/os.js");
+loader.lazyRequireGetter(this, "DebuggerServer", "devtools/server/main", true);
+loader.lazyRequireGetter(this, "AppConstants",
+  "resource://gre/modules/AppConstants.jsm", true);
+loader.lazyGetter(this, "screenManager", () => {
+  return Cc["@mozilla.org/gfx/screenmanager;1"].getService(Ci.nsIScreenManager);
+});
+loader.lazyGetter(this, "oscpu", () => {
+  return Cc["@mozilla.org/network/protocol;1?name=http"]
+           .getService(Ci.nsIHttpProtocolHandler).oscpu;
+});
+
+const APP_MAP = {
+  "{ec8030f7-c20a-464f-9b0e-13a3a9e97384}": "firefox",
+  "{3550f703-e582-4d05-9a08-453d09bdfdc6}": "thunderbird",
+  "{92650c4d-4b8e-4d2a-b7eb-24ecf4f6b63a}": "seamonkey",
+  "{718e30fb-e89b-41dd-9da7-e25a45638b28}": "sunbird",
+  "{3c2e2abc-06d4-11e1-ac3b-374f68613e61}": "b2g",
+  "{aa3c5121-dab2-40e2-81ca-7ea25febc110}": "mobile/android",
+  "{a23983c0-fd0e-11dc-95ff-0800200c9a66}": "mobile/xul"
+};
+
+var CACHED_INFO = null;
+
+function* getSystemInfo() {
+  if (CACHED_INFO) {
+    return CACHED_INFO;
+  }
+
+  let appInfo = Services.appinfo;
+  let win = Services.wm.getMostRecentWindow(DebuggerServer.chromeWindowType);
+  let [processor, compiler] = appInfo.XPCOMABI.split("-");
+  let dpi,
+    useragent,
+    width,
+    height,
+    physicalWidth,
+    physicalHeight,
+    os,
+    brandName;
+  let appid = appInfo.ID;
+  let apptype = APP_MAP[appid];
+  let geckoVersion = appInfo.platformVersion;
+  let hardware = "unknown";
+  let version = "unknown";
+
+  // B2G specific
+  if (apptype === "b2g") {
+    os = "B2G";
+    // `getSetting` does not work in child processes on b2g.
+    // TODO bug 1205797, make this work in child processes.
+    try {
+      hardware = yield exports.getSetting("deviceinfo.hardware");
+      version = yield exports.getSetting("deviceinfo.os");
+    } catch (e) {
+    }
+  }
+  // Not B2G
+  else {
+    os = appInfo.OS;
+    version = appInfo.version;
+  }
+
+  let bundle = Services.strings.createBundle("chrome://branding/locale/brand.properties");
+  if (bundle) {
+    brandName = bundle.GetStringFromName("brandFullName");
+  } else {
+    brandName = null;
+  }
+
+  if (win) {
+    let utils = win.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIDOMWindowUtils);
+    dpi = utils.displayDPI;
+    useragent = win.navigator.userAgent;
+    width = win.screen.width;
+    height = win.screen.height;
+    physicalWidth = win.screen.width * win.devicePixelRatio;
+    physicalHeight = win.screen.height * win.devicePixelRatio;
+  }
+
+  let info = {
+
+    /**
+     * Information from nsIXULAppInfo, regarding
+     * the application itself.
+     */
+
+    // The XUL application's UUID.
+    appid,
+
+    // Name of the app, "firefox", "thunderbird", etc., listed in APP_MAP
+    apptype,
+
+    // Mixed-case or empty string of vendor, like "Mozilla"
+    vendor: appInfo.vendor,
+
+    // Name of the application, like "Firefox", "Thunderbird".
+    name: appInfo.name,
+
+    // The application's version, for example "0.8.0+" or "3.7a1pre".
+    // Typically, the version of Firefox, for example.
+    // It is different than the version of Gecko or the XULRunner platform.
+    // On B2G, this is the Gaia version.
+    version,
+
+    // The application's build ID/date, for example "2004051604".
+    appbuildid: appInfo.appBuildID,
+
+    // The application's changeset.
+    changeset: exports.getAppIniString("App", "SourceStamp"),
+
+    // The build ID/date of Gecko and the XULRunner platform.
+    platformbuildid: appInfo.platformBuildID,
+    geckobuildid: appInfo.platformBuildID,
+
+    // The version of Gecko or XULRunner platform, for example "1.8.1.19" or
+    // "1.9.3pre". In "Firefox 3.7 alpha 1" the application version is "3.7a1pre"
+    // while the platform version is "1.9.3pre"
+    platformversion: geckoVersion,
+    geckoversion: geckoVersion,
+
+    // Locale used in this build
+    locale: Cc["@mozilla.org/chrome/chrome-registry;1"].getService(Ci.nsIXULChromeRegistry).getSelectedLocale("global"),
+
+    /**
+     * Information regarding the operating system.
+     */
+
+    // Returns the endianness of the architecture: either "LE" or "BE"
+    endianness: OS.endianness(),
+
+    // Returns the hostname of the machine
+    hostname: OS.hostname(),
+
+    // Name of the OS type. Typically the same as `uname -s`. Possible values:
+    // https://developer.mozilla.org/en/OS_TARGET
+    // Also may be "B2G".
+    os,
+    platform: os,
+
+    // hardware and version info from `deviceinfo.hardware`
+    // and `deviceinfo.os`.
+    hardware,
+
+    // Type of process architecture running:
+    // "arm", "ia32", "x86", "x64"
+    // Alias to both `arch` and `processor` for node/deviceactor compat
+    arch: processor,
+    processor,
+
+    // Name of compiler used for build:
+    // `'msvc', 'n32', 'gcc2', 'gcc3', 'sunc', 'ibmc'...`
+    compiler,
+
+    // Location for the current profile
+    profile: getProfileLocation(),
+
+    // Update channel
+    channel: AppConstants.MOZ_UPDATE_CHANNEL,
+
+    dpi,
+    useragent,
+    width,
+    height,
+    physicalWidth,
+    physicalHeight,
+    brandName,
+  };
+
+  CACHED_INFO = info;
+  return info;
+}
+
+function getProfileLocation() {
+  // In child processes, we cannot access the profile location.
+  try {
+    let profd = Services.dirsvc.get("ProfD", Ci.nsILocalFile);
+    let profservice = Cc["@mozilla.org/toolkit/profile-service;1"].getService(Ci.nsIToolkitProfileService);
+    var profiles = profservice.profiles;
+    while (profiles.hasMoreElements()) {
+      let profile = profiles.getNext().QueryInterface(Ci.nsIToolkitProfile);
+      if (profile.rootDir.path == profd.path) {
+        return profile = profile.name;
+      }
+    }
+
+    return profd.leafName;
+  } catch (e) {
+    return "";
+  }
+}
+
+function getAppIniString(section, key) {
+  let inifile = Services.dirsvc.get("GreD", Ci.nsIFile);
+  inifile.append("application.ini");
+
+  if (!inifile.exists()) {
+    inifile = Services.dirsvc.get("CurProcD", Ci.nsIFile);
+    inifile.append("application.ini");
+  }
+
+  if (!inifile.exists()) {
+    return undefined;
+  }
+
+  let iniParser = Cc["@mozilla.org/xpcom/ini-parser-factory;1"].getService(Ci.nsIINIParserFactory).createINIParser(inifile);
+  try {
+    return iniParser.getString(section, key);
+  } catch (e) {
+    return undefined;
+  }
+}
+
+/**
+ * Function for fetching screen dimensions and returning
+ * an enum for Telemetry.
+ */
+function getScreenDimensions() {
+  let width = {};
+  let height = {};
+
+  screenManager.primaryScreen.GetRect({}, {}, width, height);
+  let dims = width.value + "x" + height.value;
+
+  if (width.value < 800 || height.value < 600) {
+    return 0;
+  }
+  if (dims === "800x600") {
+    return 1;
+  }
+  if (dims === "1024x768") {
+    return 2;
+  }
+  if (dims === "1280x800") {
+    return 3;
+  }
+  if (dims === "1280x1024") {
+    return 4;
+  }
+  if (dims === "1366x768") {
+    return 5;
+  }
+  if (dims === "1440x900") {
+    return 6;
+  }
+  if (dims === "1920x1080") {
+    return 7;
+  }
+  if (dims === "2560×1440") {
+    return 8;
+  }
+  if (dims === "2560×1600") {
+    return 9;
+  }
+  if (dims === "2880x1800") {
+    return 10;
+  }
+  if (width.value > 2880 || height.value > 1800) {
+    return 12;
+  }
+
+  // Other dimension such as a VM.
+  return 11;
+}
+
+/**
+ * Function for fetching OS CPU and returning
+ * an enum for Telemetry.
+ */
+function getOSCPU() {
+  if (oscpu.includes("NT 5.1") || oscpu.includes("NT 5.2")) {
+    return 0;
+  }
+  if (oscpu.includes("NT 6.0")) {
+    return 1;
+  }
+  if (oscpu.includes("NT 6.1")) {
+    return 2;
+  }
+  if (oscpu.includes("NT 6.2")) {
+    return 3;
+  }
+  if (oscpu.includes("NT 6.3")) {
+    return 4;
+  }
+  if (oscpu.includes("OS X")) {
+    return 5;
+  }
+  if (oscpu.includes("Linux")) {
+    return 6;
+  }
+  if (oscpu.includes("NT 10.")) {
+    return 7;
+  }
+  // Other OS.
+  return 12;
+}
+
+function getSetting(name) {
+  let deferred = defer();
+
+  if ("@mozilla.org/settingsService;1" in Cc) {
+    let settingsService;
+
+    // settingsService fails in b2g child processes
+    // TODO bug 1205797, make this work in child processes.
+    try {
+      settingsService = Cc["@mozilla.org/settingsService;1"].getService(Ci.nsISettingsService);
+    } catch (e) {
+      return promise.reject(e);
+    }
+
+    let req = settingsService.createLock().get(name, {
+      handle: (name, value) => deferred.resolve(value),
+      handleError: (error) => deferred.reject(error),
+    });
+  } else {
+    deferred.reject(new Error("No settings service"));
+  }
+  return deferred.promise;
+}
+
+exports.getSystemInfo = Task.async(getSystemInfo);
+exports.getAppIniString = getAppIniString;
+exports.getSetting = getSetting;
+exports.getScreenDimensions = getScreenDimensions;
+exports.getOSCPU = getOSCPU;
+exports.constants = AppConstants;