michael@0: /* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
michael@0: /* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: "use strict;"
michael@0: 
michael@0: const Cc = Components.classes;
michael@0: const Ci = Components.interfaces;
michael@0: const Cu = Components.utils;
michael@0: const Cr = Components.results;
michael@0: 
michael@0: Cu.import('resource://gre/modules/XPCOMUtils.jsm');
michael@0: Cu.import('resource://gre/modules/Services.jsm');
michael@0: 
michael@0: #ifdef MOZ_WIDGET_GONK
michael@0: XPCOMUtils.defineLazyGetter(this, "libcutils", function () {
michael@0:   Cu.import("resource://gre/modules/systemlibs.js");
michael@0:   return libcutils;
michael@0: });
michael@0: #endif
michael@0: 
michael@0: XPCOMUtils.defineLazyServiceGetter(this, "uuidgen",
michael@0:                                    "@mozilla.org/uuid-generator;1",
michael@0:                                    "nsIUUIDGenerator");
michael@0: 
michael@0: // Once Bug 731746 - Allow chrome JS object to implement nsIDOMEventTarget
michael@0: // is resolved this helper could be removed.
michael@0: var SettingsListener = {
michael@0:   _callbacks: {},
michael@0: 
michael@0:   init: function sl_init() {
michael@0:     if ('mozSettings' in navigator && navigator.mozSettings) {
michael@0:       navigator.mozSettings.onsettingchange = this.onchange.bind(this);
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   onchange: function sl_onchange(evt) {
michael@0:     var callback = this._callbacks[evt.settingName];
michael@0:     if (callback) {
michael@0:       callback(evt.settingValue);
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   observe: function sl_observe(name, defaultValue, callback) {
michael@0:     var settings = window.navigator.mozSettings;
michael@0:     if (!settings) {
michael@0:       window.setTimeout(function() { callback(defaultValue); });
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     if (!callback || typeof callback !== 'function') {
michael@0:       throw new Error('Callback is not a function');
michael@0:     }
michael@0: 
michael@0:     var req = settings.createLock().get(name);
michael@0:     req.addEventListener('success', (function onsuccess() {
michael@0:       callback(typeof(req.result[name]) != 'undefined' ?
michael@0:         req.result[name] : defaultValue);
michael@0:     }));
michael@0: 
michael@0:     this._callbacks[name] = callback;
michael@0:   }
michael@0: };
michael@0: 
michael@0: SettingsListener.init();
michael@0: 
michael@0: // =================== Console ======================
michael@0: 
michael@0: SettingsListener.observe('debug.console.enabled', true, function(value) {
michael@0:   Services.prefs.setBoolPref('consoleservice.enabled', value);
michael@0:   Services.prefs.setBoolPref('layout.css.report_errors', value);
michael@0: });
michael@0: 
michael@0: // =================== Languages ====================
michael@0: SettingsListener.observe('language.current', 'en-US', function(value) {
michael@0:   Services.prefs.setCharPref('general.useragent.locale', value);
michael@0: 
michael@0:   let prefName = 'intl.accept_languages';
michael@0:   if (Services.prefs.prefHasUserValue(prefName)) {
michael@0:     Services.prefs.clearUserPref(prefName);
michael@0:   }
michael@0: 
michael@0:   let intl = '';
michael@0:   try {
michael@0:     intl = Services.prefs.getComplexValue(prefName,
michael@0:                                           Ci.nsIPrefLocalizedString).data;
michael@0:   } catch(e) {}
michael@0: 
michael@0:   // Bug 830782 - Homescreen is in English instead of selected locale after
michael@0:   // the first run experience.
michael@0:   // In order to ensure the current intl value is reflected on the child
michael@0:   // process let's always write a user value, even if this one match the
michael@0:   // current localized pref value.
michael@0:   if (!((new RegExp('^' + value + '[^a-z-_] *[,;]?', 'i')).test(intl))) {
michael@0:     value = value + ', ' + intl;
michael@0:   } else {
michael@0:     value = intl;
michael@0:   }
michael@0:   Services.prefs.setCharPref(prefName, value);
michael@0: 
michael@0:   if (shell.hasStarted() == false) {
michael@0:     shell.start();
michael@0:   }
michael@0: });
michael@0: 
michael@0: // =================== RIL ====================
michael@0: (function RILSettingsToPrefs() {
michael@0:   let strPrefs = ['ril.mms.mmsc', 'ril.mms.mmsproxy'];
michael@0:   strPrefs.forEach(function(key) {
michael@0:     SettingsListener.observe(key, "", function(value) {
michael@0:       Services.prefs.setCharPref(key, value);
michael@0:     });
michael@0:   });
michael@0: 
michael@0:   ['ril.mms.mmsport'].forEach(function(key) {
michael@0:     SettingsListener.observe(key, null, function(value) {
michael@0:       if (value != null) {
michael@0:         Services.prefs.setIntPref(key, value);
michael@0:       }
michael@0:     });
michael@0:   });
michael@0: 
michael@0:   // DSDS default service IDs
michael@0:   ['mms', 'sms', 'telephony', 'voicemail'].forEach(function(key) {
michael@0:     SettingsListener.observe('ril.' + key + '.defaultServiceId', 0,
michael@0:                              function(value) {
michael@0:       if (value != null) {
michael@0:         Services.prefs.setIntPref('dom.' + key + '.defaultServiceId', value);
michael@0:       }
michael@0:     });
michael@0:   });
michael@0: })();
michael@0: 
michael@0: //=================== DeviceInfo ====================
michael@0: Components.utils.import('resource://gre/modules/XPCOMUtils.jsm');
michael@0: Components.utils.import('resource://gre/modules/ctypes.jsm');
michael@0: (function DeviceInfoToSettings() {
michael@0:   // MOZ_B2G_VERSION is set in b2g/confvars.sh, and is output as a #define value
michael@0:   // from configure.in, defaults to 1.0.0 if this value is not exist.
michael@0: #filter attemptSubstitution
michael@0:   let os_version = '@MOZ_B2G_VERSION@';
michael@0:   let os_name = '@MOZ_B2G_OS_NAME@';
michael@0: #unfilter attemptSubstitution
michael@0: 
michael@0:   let appInfo = Cc["@mozilla.org/xre/app-info;1"]
michael@0:                   .getService(Ci.nsIXULAppInfo);
michael@0: 
michael@0:   // Get the hardware info and firmware revision from device properties.
michael@0:   let hardware_info = null;
michael@0:   let firmware_revision = null;
michael@0:   let product_model = null;
michael@0: #ifdef MOZ_WIDGET_GONK
michael@0:     hardware_info = libcutils.property_get('ro.hardware');
michael@0:     firmware_revision = libcutils.property_get('ro.firmware_revision');
michael@0:     product_model = libcutils.property_get('ro.product.model');
michael@0: #endif
michael@0: 
michael@0:   let software = os_name + ' ' + os_version;
michael@0:   let setting = {
michael@0:     'deviceinfo.os': os_version,
michael@0:     'deviceinfo.software': software,
michael@0:     'deviceinfo.platform_version': appInfo.platformVersion,
michael@0:     'deviceinfo.platform_build_id': appInfo.platformBuildID,
michael@0:     'deviceinfo.hardware': hardware_info,
michael@0:     'deviceinfo.firmware_revision': firmware_revision,
michael@0:     'deviceinfo.product_model': product_model
michael@0:   }
michael@0:   window.navigator.mozSettings.createLock().set(setting);
michael@0: })();
michael@0: 
michael@0: // =================== DevTools ====================
michael@0: 
michael@0: let developerHUD;
michael@0: SettingsListener.observe('devtools.overlay', false, (value) => {
michael@0:   if (value) {
michael@0:     if (!developerHUD) {
michael@0:       let scope = {};
michael@0:       Services.scriptloader.loadSubScript('chrome://b2g/content/devtools.js', scope);
michael@0:       developerHUD = scope.developerHUD;
michael@0:     }
michael@0:     developerHUD.init();
michael@0:   } else {
michael@0:     if (developerHUD) {
michael@0:       developerHUD.uninit();
michael@0:     }
michael@0:   }
michael@0: });
michael@0: 
michael@0: // =================== Debugger / ADB ====================
michael@0: 
michael@0: #ifdef MOZ_WIDGET_GONK
michael@0: let AdbController = {
michael@0:   DEBUG: false,
michael@0:   locked: undefined,
michael@0:   remoteDebuggerEnabled: undefined,
michael@0:   lockEnabled: undefined,
michael@0:   disableAdbTimer: null,
michael@0:   disableAdbTimeoutHours: 12,
michael@0:   umsActive: false,
michael@0: 
michael@0:   debug: function(str) {
michael@0:     dump("AdbController: " + str + "\n");
michael@0:   },
michael@0: 
michael@0:   setLockscreenEnabled: function(value) {
michael@0:     this.lockEnabled = value;
michael@0:     if (this.DEBUG) {
michael@0:       this.debug("setLockscreenEnabled = " + this.lockEnabled);
michael@0:     }
michael@0:     this.updateState();
michael@0:   },
michael@0: 
michael@0:   setLockscreenState: function(value) {
michael@0:     this.locked = value;
michael@0:     if (this.DEBUG) {
michael@0:       this.debug("setLockscreenState = " + this.locked);
michael@0:     }
michael@0:     this.updateState();
michael@0:   },
michael@0: 
michael@0:   setRemoteDebuggerState: function(value) {
michael@0:     this.remoteDebuggerEnabled = value;
michael@0:     if (this.DEBUG) {
michael@0:       this.debug("setRemoteDebuggerState = " + this.remoteDebuggerEnabled);
michael@0:     }
michael@0:     this.updateState();
michael@0:   },
michael@0: 
michael@0:   startDisableAdbTimer: function() {
michael@0:     if (this.disableAdbTimer) {
michael@0:       this.disableAdbTimer.cancel();
michael@0:     } else {
michael@0:       this.disableAdbTimer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
michael@0:       try {
michael@0:         this.disableAdbTimeoutHours =
michael@0:           Services.prefs.getIntPref("b2g.adb.timeout-hours");
michael@0:       } catch (e) {
michael@0:         // This happens if the pref doesn't exist, in which case
michael@0:         // disableAdbTimeoutHours will still be set to the default.
michael@0:       }
michael@0:     }
michael@0:     if (this.disableAdbTimeoutHours <= 0) {
michael@0:       if (this.DEBUG) {
michael@0:         this.debug("Timer to disable ADB not started due to zero timeout");
michael@0:       }
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     if (this.DEBUG) {
michael@0:       this.debug("Starting timer to disable ADB in " +
michael@0:                  this.disableAdbTimeoutHours + " hours");
michael@0:     }
michael@0:     let timeoutMilliseconds = this.disableAdbTimeoutHours * 60 * 60 * 1000;
michael@0:     this.disableAdbTimer.initWithCallback(this, timeoutMilliseconds,
michael@0:                                           Ci.nsITimer.TYPE_ONE_SHOT);
michael@0:   },
michael@0: 
michael@0:   stopDisableAdbTimer: function() {
michael@0:     if (this.DEBUG) {
michael@0:       this.debug("Stopping timer to disable ADB");
michael@0:     }
michael@0:     if (this.disableAdbTimer) {
michael@0:       this.disableAdbTimer.cancel();
michael@0:       this.disableAdbTimer = null;
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   notify: function(aTimer) {
michael@0:     if (aTimer == this.disableAdbTimer) {
michael@0:       this.disableAdbTimer = null;
michael@0:       // The following dump will be the last thing that shows up in logcat,
michael@0:       // and will at least give the user a clue about why logcat was
michael@0:       // disconnected, if the user happens to be using logcat.
michael@0:       dump("AdbController: ADB timer expired - disabling ADB\n");
michael@0:       navigator.mozSettings.createLock().set(
michael@0:         {'devtools.debugger.remote-enabled': false});
michael@0:     }
michael@0:   },
michael@0: 
michael@0:   updateState: function() {
michael@0:     this.umsActive = false;
michael@0:     this.storages = navigator.getDeviceStorages('sdcard');
michael@0:     this.updateStorageState(0);
michael@0:   },
michael@0: 
michael@0:   updateStorageState: function(storageIndex) {
michael@0:     if (storageIndex >= this.storages.length) {
michael@0:       // We've iterated through all of the storage objects, now we can
michael@0:       // really do updateStateInternal.
michael@0:       this.updateStateInternal();
michael@0:       return;
michael@0:     }
michael@0:     let storage = this.storages[storageIndex];
michael@0:     if (this.DEBUG) {
michael@0:       this.debug("Checking availability of storage: '" +
michael@0:                  storage.storageName);
michael@0:     }
michael@0: 
michael@0:     let req = storage.available();
michael@0:     req.onsuccess = function(e) {
michael@0:       if (this.DEBUG) {
michael@0:         this.debug("Storage: '" + storage.storageName + "' is '" +
michael@0:                    e.target.result);
michael@0:       }
michael@0:       if (e.target.result == 'shared') {
michael@0:         // We've found a storage area that's being shared with the PC.
michael@0:         // We can stop looking now.
michael@0:         this.umsActive = true;
michael@0:         this.updateStateInternal();
michael@0:         return;
michael@0:       }
michael@0:       this.updateStorageState(storageIndex + 1);
michael@0:     }.bind(this);
michael@0:     req.onerror = function(e) {
michael@0:       dump("AdbController: error querying storage availability for '" +
michael@0:            this.storages[storageIndex].storageName + "' (ignoring)\n");
michael@0:       this.updateStorageState(storageIndex + 1);
michael@0:     }.bind(this);
michael@0:   },
michael@0: 
michael@0:   updateStateInternal: function() {
michael@0:     if (this.DEBUG) {
michael@0:       this.debug("updateStateInternal: called");
michael@0:     }
michael@0: 
michael@0:     if (this.remoteDebuggerEnabled === undefined ||
michael@0:         this.lockEnabled === undefined ||
michael@0:         this.locked === undefined) {
michael@0:       // Part of initializing the settings database will cause the observers
michael@0:       // to trigger. We want to wait until both have been initialized before
michael@0:       // we start changing ther adb state. Without this then we can wind up
michael@0:       // toggling adb off and back on again (or on and back off again).
michael@0:       //
michael@0:       // For completeness, one scenario which toggles adb is using the unagi.
michael@0:       // The unagi has adb enabled by default (prior to b2g starting). If you
michael@0:       // have the phone lock disabled and remote debugging enabled, then we'll
michael@0:       // receive an unlock event and an rde event. However at the time we
michael@0:       // receive the unlock event we haven't yet received the rde event, so
michael@0:       // we turn adb off momentarily, which disconnects a logcat that might
michael@0:       // be running. Changing the defaults (in AdbController) just moves the
michael@0:       // problem to a different phone, which has adb disabled by default and
michael@0:       // we wind up turning on adb for a short period when we shouldn't.
michael@0:       //
michael@0:       // By waiting until both values are properly initialized, we avoid
michael@0:       // turning adb on or off accidentally.
michael@0:       if (this.DEBUG) {
michael@0:         this.debug("updateState: Waiting for all vars to be initialized");
michael@0:       }
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     // Check if we have a remote debugging session going on. If so, we won't
michael@0:     // disable adb even if the screen is locked.
michael@0:     let isDebugging = RemoteDebugger.isDebugging;
michael@0:     if (this.DEBUG) {
michael@0:       this.debug("isDebugging=" + isDebugging);
michael@0:     }
michael@0: 
michael@0:     // If USB Mass Storage, USB tethering, or a debug session is active,
michael@0:     // then we don't want to disable adb in an automatic fashion (i.e.
michael@0:     // when the screen locks or due to timeout).
michael@0:     let sysUsbConfig = libcutils.property_get("sys.usb.config");
michael@0:     let rndisActive = (sysUsbConfig.split(",").indexOf("rndis") >= 0);
michael@0:     let usbFuncActive = rndisActive || this.umsActive || isDebugging;
michael@0: 
michael@0:     let enableAdb = this.remoteDebuggerEnabled &&
michael@0:       (!(this.lockEnabled && this.locked) || usbFuncActive);
michael@0: 
michael@0:     let useDisableAdbTimer = true;
michael@0:     try {
michael@0:       if (Services.prefs.getBoolPref("marionette.defaultPrefs.enabled")) {
michael@0:         // Marionette is enabled. Marionette requires that adb be on (and also
michael@0:         // requires that remote debugging be off). The fact that marionette
michael@0:         // is enabled also implies that we're doing a non-production build, so
michael@0:         // we want adb enabled all of the time.
michael@0:         enableAdb = true;
michael@0:         useDisableAdbTimer = false;
michael@0:       }
michael@0:     } catch (e) {
michael@0:       // This means that the pref doesn't exist. Which is fine. We just leave
michael@0:       // enableAdb alone.
michael@0:     }
michael@0:     if (this.DEBUG) {
michael@0:       this.debug("updateState: enableAdb = " + enableAdb +
michael@0:                  " remoteDebuggerEnabled = " + this.remoteDebuggerEnabled +
michael@0:                  " lockEnabled = " + this.lockEnabled +
michael@0:                  " locked = " + this.locked +
michael@0:                  " usbFuncActive = " + usbFuncActive);
michael@0:     }
michael@0: 
michael@0:     // Configure adb.
michael@0:     let currentConfig = libcutils.property_get("persist.sys.usb.config");
michael@0:     let configFuncs = currentConfig.split(",");
michael@0:     let adbIndex = configFuncs.indexOf("adb");
michael@0: 
michael@0:     if (enableAdb) {
michael@0:       // Add adb to the list of functions, if not already present
michael@0:       if (adbIndex < 0) {
michael@0:         configFuncs.push("adb");
michael@0:       }
michael@0:     } else {
michael@0:       // Remove adb from the list of functions, if present
michael@0:       if (adbIndex >= 0) {
michael@0:         configFuncs.splice(adbIndex, 1);
michael@0:       }
michael@0:     }
michael@0:     let newConfig = configFuncs.join(",");
michael@0:     if (newConfig != currentConfig) {
michael@0:       if (this.DEBUG) {
michael@0:         this.debug("updateState: currentConfig = " + currentConfig);
michael@0:         this.debug("updateState:     newConfig = " + newConfig);
michael@0:       }
michael@0:       try {
michael@0:         libcutils.property_set("persist.sys.usb.config", newConfig);
michael@0:       } catch(e) {
michael@0:         dump("Error configuring adb: " + e);
michael@0:       }
michael@0:     }
michael@0:     if (useDisableAdbTimer) {
michael@0:       if (enableAdb && !usbFuncActive) {
michael@0:         this.startDisableAdbTimer();
michael@0:       } else {
michael@0:         this.stopDisableAdbTimer();
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: };
michael@0: 
michael@0: SettingsListener.observe("lockscreen.locked", false,
michael@0:                          AdbController.setLockscreenState.bind(AdbController));
michael@0: SettingsListener.observe("lockscreen.enabled", false,
michael@0:                          AdbController.setLockscreenEnabled.bind(AdbController));
michael@0: #endif
michael@0: 
michael@0: // Keep the old setting to not break people that won't have updated
michael@0: // gaia and gecko.
michael@0: SettingsListener.observe('devtools.debugger.remote-enabled', false, function(value) {
michael@0:   Services.prefs.setBoolPref('devtools.debugger.remote-enabled', value);
michael@0:   // This preference is consulted during startup
michael@0:   Services.prefs.savePrefFile(null);
michael@0:   try {
michael@0:     value ? RemoteDebugger.start() : RemoteDebugger.stop();
michael@0:   } catch(e) {
michael@0:     dump("Error while initializing devtools: " + e + "\n" + e.stack + "\n");
michael@0:   }
michael@0: 
michael@0: #ifdef MOZ_WIDGET_GONK
michael@0:   AdbController.setRemoteDebuggerState(value);
michael@0: #endif
michael@0: });
michael@0: 
michael@0: SettingsListener.observe('debugger.remote-mode', false, function(value) {
michael@0:   if (['disabled', 'adb-only', 'adb-devtools'].indexOf(value) == -1) {
michael@0:     dump('Illegal value for debugger.remote-mode: ' + value + '\n');
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   Services.prefs.setBoolPref('devtools.debugger.remote-enabled',
michael@0:                              value == 'adb-devtools');
michael@0:   // This preference is consulted during startup
michael@0:   Services.prefs.savePrefFile(null);
michael@0: 
michael@0:   try {
michael@0:     (value == 'adb-devtools') ? RemoteDebugger.start()
michael@0:                               : RemoteDebugger.stop();
michael@0:   } catch(e) {
michael@0:     dump("Error while initializing devtools: " + e + "\n" + e.stack + "\n");
michael@0:   }
michael@0: 
michael@0: #ifdef MOZ_WIDGET_GONK
michael@0:   AdbController.setRemoteDebuggerState(value != 'disabled');
michael@0: #endif
michael@0: });
michael@0: 
michael@0: // =================== Device Storage ====================
michael@0: SettingsListener.observe('device.storage.writable.name', 'sdcard', function(value) {
michael@0:   if (Services.prefs.getPrefType('device.storage.writable.name') != Ci.nsIPrefBranch.PREF_STRING) {
michael@0:     // We clear the pref because it used to be erroneously written as a bool
michael@0:     // and we need to clear it before we can change it to have the correct type.
michael@0:     Services.prefs.clearUserPref('device.storage.writable.name');
michael@0:   }
michael@0:   Services.prefs.setCharPref('device.storage.writable.name', value);
michael@0: });
michael@0: 
michael@0: // =================== Privacy ====================
michael@0: SettingsListener.observe('privacy.donottrackheader.value', 1, function(value) {
michael@0:   Services.prefs.setIntPref('privacy.donottrackheader.value', value);
michael@0:   // If the user specifically disallows tracking, we set the value of
michael@0:   // app.update.custom (update tracking ID) to an empty string.
michael@0:   if (value == 1) {
michael@0:     Services.prefs.setCharPref('app.update.custom', '');
michael@0:     return;
michael@0:   }
michael@0:   // Otherwise, we assure that the update tracking ID exists.
michael@0:   setUpdateTrackingId();
michael@0: });
michael@0: 
michael@0: // =================== Crash Reporting ====================
michael@0: SettingsListener.observe('app.reportCrashes', 'ask', function(value) {
michael@0:   if (value == 'always') {
michael@0:     Services.prefs.setBoolPref('app.reportCrashes', true);
michael@0:   } else if (value == 'never') {
michael@0:     Services.prefs.setBoolPref('app.reportCrashes', false);
michael@0:   } else {
michael@0:     Services.prefs.clearUserPref('app.reportCrashes');
michael@0:   }
michael@0:   // This preference is consulted during startup.
michael@0:   Services.prefs.savePrefFile(null);
michael@0: });
michael@0: 
michael@0: // ================ Updates ================
michael@0: /**
michael@0:  * For tracking purposes some partners require us to add an UUID to the
michael@0:  * update URL. The update tracking ID will be an empty string if the
michael@0:  * do-not-track feature specifically disallows tracking and it is reseted
michael@0:  * to a different ID if the do-not-track value changes from disallow to allow.
michael@0:  */
michael@0: function setUpdateTrackingId() {
michael@0:   try {
michael@0:     let dntEnabled = Services.prefs.getBoolPref('privacy.donottrackheader.enabled');
michael@0:     let dntValue =  Services.prefs.getIntPref('privacy.donottrackheader.value');
michael@0:     // If the user specifically decides to disallow tracking (1), we just bail out.
michael@0:     if (dntEnabled && (dntValue == 1)) {
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     let trackingId =
michael@0:       Services.prefs.getPrefType('app.update.custom') ==
michael@0:       Ci.nsIPrefBranch.PREF_STRING &&
michael@0:       Services.prefs.getCharPref('app.update.custom');
michael@0: 
michael@0:     // If there is no previous registered tracking ID, we generate a new one.
michael@0:     // This should only happen on first usage or after changing the
michael@0:     // do-not-track value from disallow to allow.
michael@0:     if (!trackingId) {
michael@0:       trackingId = uuidgen.generateUUID().toString().replace(/[{}]/g, "");
michael@0:       Services.prefs.setCharPref('app.update.custom', trackingId);
michael@0:     }
michael@0:   } catch(e) {
michael@0:     dump('Error getting tracking ID ' + e + '\n');
michael@0:   }
michael@0: }
michael@0: setUpdateTrackingId();
michael@0: 
michael@0: 
michael@0: // ================ Debug ================
michael@0: (function Composer2DSettingToPref() {
michael@0:   //layers.composer.enabled can be enabled in three ways
michael@0:   //In order of precedence they are:
michael@0:   //
michael@0:   //1. mozSettings "layers.composer.enabled"
michael@0:   //2. a gecko pref "layers.composer.enabled"
michael@0:   //3. presence of ro.display.colorfill at the Gonk level
michael@0: 
michael@0:   var req = navigator.mozSettings.createLock().get('layers.composer2d.enabled');
michael@0:   req.onsuccess = function() {
michael@0:     if (typeof(req.result['layers.composer2d.enabled']) === 'undefined') {
michael@0:       var enabled = false;
michael@0:       if (Services.prefs.getPrefType('layers.composer2d.enabled') == Ci.nsIPrefBranch.PREF_BOOL) {
michael@0:         enabled = Services.prefs.getBoolPref('layers.composer2d.enabled');
michael@0:       } else {
michael@0: #ifdef MOZ_WIDGET_GONK
michael@0:         enabled = (libcutils.property_get('ro.display.colorfill') === '1');
michael@0: #endif
michael@0:       }
michael@0:       navigator.mozSettings.createLock().set({'layers.composer2d.enabled': enabled });
michael@0:     }
michael@0: 
michael@0:     SettingsListener.observe("layers.composer2d.enabled", true, function(value) {
michael@0:       Services.prefs.setBoolPref("layers.composer2d.enabled", value);
michael@0:     });
michael@0:   };
michael@0:   req.onerror = function() {
michael@0:     dump("Error configuring layers.composer2d.enabled setting");
michael@0:   };
michael@0: 
michael@0: })();
michael@0: 
michael@0: // ================ Accessibility ============
michael@0: SettingsListener.observe("accessibility.screenreader", false, function(value) {
michael@0:   if (value && !("AccessFu" in this)) {
michael@0:     Cu.import('resource://gre/modules/accessibility/AccessFu.jsm');
michael@0:     AccessFu.attach(window);
michael@0:   }
michael@0: });
michael@0: 
michael@0: // ================ Theming ============
michael@0: (function themingSettingsListener() {
michael@0:   let themingPrefs = ['ui.menu', 'ui.menutext', 'ui.infobackground', 'ui.infotext',
michael@0:                       'ui.window', 'ui.windowtext', 'ui.highlight'];
michael@0: 
michael@0:   themingPrefs.forEach(function(pref) {
michael@0:     SettingsListener.observe('gaia.' + pref, null, function(value) {
michael@0:       if (value) {
michael@0:         Services.prefs.setCharPref(pref, value);
michael@0:       }
michael@0:     });
michael@0:   });
michael@0: })();
michael@0: 
michael@0: // =================== AsyncPanZoom ======================
michael@0: SettingsListener.observe('apz.displayport.heuristics', 'default', function(value) {
michael@0:   // first reset everything to default
michael@0:   Services.prefs.clearUserPref('apz.velocity_bias');
michael@0:   Services.prefs.clearUserPref('apz.use_paint_duration');
michael@0:   Services.prefs.clearUserPref('apz.x_skate_size_multiplier');
michael@0:   Services.prefs.clearUserPref('apz.y_skate_size_multiplier');
michael@0:   Services.prefs.clearUserPref('apz.allow-checkerboarding');
michael@0:   // and then set the things that we want to change
michael@0:   switch (value) {
michael@0:   case 'default':
michael@0:     break;
michael@0:   case 'center-displayport':
michael@0:     Services.prefs.setCharPref('apz.velocity_bias', '0.0');
michael@0:     break;
michael@0:   case 'perfect-paint-times':
michael@0:     Services.prefs.setBoolPref('apz.use_paint_duration', false);
michael@0:     Services.prefs.setCharPref('apz.velocity_bias', '0.32'); // 16/50 (assumes 16ms paint times instead of 50ms)
michael@0:     break;
michael@0:   case 'taller-displayport':
michael@0:     Services.prefs.setCharPref('apz.y_skate_size_multiplier', '3.5');
michael@0:     break;
michael@0:   case 'faster-paint':
michael@0:     Services.prefs.setCharPref('apz.x_skate_size_multiplier', '1.0');
michael@0:     Services.prefs.setCharPref('apz.y_skate_size_multiplier', '1.5');
michael@0:     break;
michael@0:   case 'no-checkerboard':
michael@0:     Services.prefs.setBoolPref('apz.allow-checkerboarding', false);
michael@0:     break;
michael@0:   }
michael@0: });
michael@0: 
michael@0: // =================== Various simple mapping  ======================
michael@0: let settingsToObserve = {
michael@0:   'ril.mms.retrieval_mode': {
michael@0:     prefName: 'dom.mms.retrieval_mode',
michael@0:     defaultValue: 'manual'
michael@0:   },
michael@0:   'ril.sms.strict7BitEncoding.enabled': {
michael@0:     prefName: 'dom.sms.strict7BitEncoding',
michael@0:     defaultValue: false
michael@0:   },
michael@0:   'ril.sms.requestStatusReport.enabled': {
michael@0:     prefName: 'dom.sms.requestStatusReport',
michael@0:     defaultValue: false
michael@0:   },
michael@0:   'ril.mms.requestStatusReport.enabled': {
michael@0:     prefName: 'dom.mms.requestStatusReport',
michael@0:     defaultValue: false
michael@0:   },
michael@0:   'ril.mms.requestReadReport.enabled': {
michael@0:     prefName: 'dom.mms.requestReadReport',
michael@0:     defaultValue: true
michael@0:   },
michael@0:   'ril.cellbroadcast.disabled': false,
michael@0:   'ril.radio.disabled': false,
michael@0:   'wap.UAProf.url': '',
michael@0:   'wap.UAProf.tagname': 'x-wap-profile',
michael@0:   'devtools.eventlooplag.threshold': 100,
michael@0:   'privacy.donottrackheader.enabled': false,
michael@0:   'apz.force-enable': {
michael@0:     prefName: 'dom.browser_frames.useAsyncPanZoom',
michael@0:     defaultValue: false
michael@0:   },
michael@0:   'layers.enable-tiles': true,
michael@0:   'layers.simple-tiles': false,
michael@0:   'layers.progressive-paint': false,
michael@0:   'layers.draw-tile-borders': false,
michael@0:   'layers.dump': false,
michael@0:   'debug.fps.enabled': {
michael@0:     prefName: 'layers.acceleration.draw-fps',
michael@0:     defaultValue: false
michael@0:   },
michael@0:   'debug.paint-flashing.enabled': {
michael@0:     prefName: 'nglayout.debug.paint_flashing',
michael@0:     defaultValue: false
michael@0:   },
michael@0:   'layers.draw-borders': false,
michael@0:   'app.update.interval': 86400,
michael@0:   'app.update.url': {
michael@0:     resetToPref: true
michael@0:   },
michael@0:   'app.update.channel': {
michael@0:     resetToPref: true
michael@0:   },
michael@0:   'debug.log-animations.enabled': {
michael@0:     prefName: 'layers.offmainthreadcomposition.log-animations',
michael@0:     defaultValue: false
michael@0:   }
michael@0: };
michael@0: 
michael@0: for (let key in settingsToObserve) {
michael@0:   let setting = settingsToObserve[key];
michael@0: 
michael@0:   // Allow setting to contain flags redefining prefName and defaultValue.
michael@0:   let prefName = setting.prefName || key;
michael@0:   let defaultValue = setting.defaultValue;
michael@0:   if (defaultValue === undefined) {
michael@0:     defaultValue = setting;
michael@0:   }
michael@0: 
michael@0:   let prefs = Services.prefs;
michael@0: 
michael@0:   // If requested, reset setting value and defaultValue to the pref value.
michael@0:   if (setting.resetToPref) {
michael@0:     switch (prefs.getPrefType(prefName)) {
michael@0:       case Ci.nsIPrefBranch.PREF_BOOL:
michael@0:         defaultValue = prefs.getBoolPref(prefName);
michael@0:         break;
michael@0: 
michael@0:       case Ci.nsIPrefBranch.PREF_INT:
michael@0:         defaultValue = prefs.getIntPref(prefName);
michael@0:         break;
michael@0: 
michael@0:       case Ci.nsIPrefBranch.PREF_STRING:
michael@0:         defaultValue = prefs.getCharPref(prefName);
michael@0:         break;
michael@0:     }
michael@0: 
michael@0:     let setting = {};
michael@0:     setting[key] = defaultValue;
michael@0:     window.navigator.mozSettings.createLock().set(setting);
michael@0:   }
michael@0: 
michael@0:   // Figure out the right setter function for this type of pref.
michael@0:   let setPref;
michael@0:   switch (typeof defaultValue) {
michael@0:     case 'boolean':
michael@0:       setPref = prefs.setBoolPref.bind(prefs);
michael@0:       break;
michael@0: 
michael@0:     case 'number':
michael@0:       setPref = prefs.setIntPref.bind(prefs);
michael@0:       break;
michael@0: 
michael@0:     case 'string':
michael@0:       setPref = prefs.setCharPref.bind(prefs);
michael@0:       break;
michael@0:   }
michael@0: 
michael@0:   SettingsListener.observe(key, defaultValue, function(value) {
michael@0:     setPref(prefName, value);
michael@0:   });
michael@0: };
michael@0: