Publish Vulpes Preview 15 sources for desktop, Android and Tundra
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
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316
gaia/apps/system/js/radio.js
Executable file
316
gaia/apps/system/js/radio.js
Executable file
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/* global BaseModule, MobileConnectionIcon, OperatorIcon, LazyLoader */
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'use strict';
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(function() {
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var Radio = function(core) {
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/*
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* An internal key used to make sure Radio is
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* enabled or not.
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*
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* @default {Boolean} null
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*/
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this._enabled = null;
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/*
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* An internal key used to track how may operations have
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* been executed on radio.
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*
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* @default {Number} 0
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*/
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this._setRadioOpCount = 0;
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/*
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* Data connection type mapping result
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*/
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this.types = [];
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this.states = [];
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/*
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* An internal key used to track whether there is any error
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* happened when calling setRadioEnabled
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*
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* @default {Boolean} false
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*/
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this._isSetRadioOpError = false;
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/*
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* An internal variable to cache mozMobileConnections
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*/
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this._mobileConnections = core.mobileConnections || null;
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};
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Radio.EVENTS = [
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'airplanemode-enabled',
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'airplanemode-disabled',
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'callschanged'
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];
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Radio.SETTINGS = [
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'operatorResources.data.icon',
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'ril.radio.disabled'
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];
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Radio.STATES = [
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'settingEnabled',
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'enabled',
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'isCDMA',
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'getDataConnectionType',
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'dataIcon'
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];
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BaseModule.create(Radio, {
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name: 'Radio',
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EVENT_PREFIX: 'radio',
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dataIcon: null,
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isCDMA: function(index) {
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return !!this.dataExclusiveCDMATypes[
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this.mobileConnections[index].data.type];
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},
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getDataConnectionType: function(index) {
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return this.types[index];
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},
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'_handle_callschanged': function() {
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this.icon && this.icon.updateData();
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},
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'_handle_airplanemode-enabled': function() {
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this.enabled = false;
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},
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'_handle_airplanemode-disabled': function() {
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this.enabled = true;
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},
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'_observe_ril.radio.disabled': function(value) {
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this.settingEnabled = !value;
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this.icon && this.icon.update();
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},
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'_observe_operatorResources.data.icon': function(value) {
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var dataIcon = value;
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if (!dataIcon) {
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return;
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}
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this.dataIcon = value;
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for (var key in value) {
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//Change only dataIcon values that actually really know
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if (this.mobileDataIconTypes[key]) {
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this.mobileDataIconTypes[key] = dataIcon[key];
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}
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}
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this.publish('dataiconchanged', value, true);
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},
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_onDataChange: function(conn, index) {
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this.types[index] = this.mobileDataIconTypes[conn.data.type];
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if (this.mobileConnections.length === 1) {
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this.operatorIcon.update();
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}
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this.icon && this.icon.update(index);
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this.icon && this.icon.updateData(index);
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},
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_onVoiceChange: function(conn, index) {
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if (this.operatorIcon && this.mobileConnections.length === 1) {
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this.operatorIcon.update();
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}
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this.icon && this.icon.update(index);
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},
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_onRadioStateChange: function(conn, index) {
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this.icon && this.icon.update(index);
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this.debug('radiostatechange: [' + index + '] ' + conn.radioState);
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this.publish('statechange', {
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index: index,
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state: conn.radioState
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});
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},
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/*
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* An internal function used to make sure current radioState
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* is ok to do following operations.
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*/
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_start: function() {
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this.dataExclusiveCDMATypes = {
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'evdo0': true, 'evdoa': true, 'evdob': true, // data call only
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'1xrtt': true, 'is95a': true, 'is95b': true // data call or voice call
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};
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/* A mapping table between technology names
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we would get from API v.s. the icon we want to show. */
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this.mobileDataIconTypes = {
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'lte': '4G', // 4G LTE
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'ehrpd': '4G', // 4G CDMA
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'hspa+': 'H+', // 3.5G HSPA+
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'hsdpa': 'H', 'hsupa': 'H', 'hspa': 'H', // 3.5G HSDPA
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'evdo0': 'Ev', 'evdoa': 'Ev', 'evdob': 'Ev', // 3G CDMA
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'umts': '3G', // 3G
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'edge': 'E', // EDGE
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'gprs': '2G',
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'1xrtt': '1x', 'is95a': '1x', 'is95b': '1x' // 2G CDMA
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};
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this.service.request('stepReady', '#languages').then(function() {
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this.debug('step is resolved.');
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LazyLoader.load(['js/roaming_icon.js',
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'js/signal_icon.js',
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'js/mobile_connection_icon.js']).then(function() {
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this._stepReady = true;
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this.icon = new MobileConnectionIcon(this);
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this.icon.start();
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}.bind(this)).catch(function(err) {
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console.error(err);
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});
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}.bind(this));
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LazyLoader.load(['js/operator_icon.js']).then(function() {
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this.operatorIcon = new OperatorIcon(this);
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this.operatorIcon.start();
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}.bind(this)).catch(function(err) {
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console.error(err);
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});
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this.mobileConnections.forEach(function(conn, index) {
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this.types.push('');
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conn.addEventListener('radiostatechange',
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this._onRadioStateChange.bind(this, conn, index));
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conn.addEventListener('datachange',
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this._onDataChange.bind(this, conn, index));
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conn.addEventListener('voicechange',
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this._onVoiceChange.bind(this, conn, index));
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}, this);
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this.service.request('AirplaneMode:registerNetwork', 'radio', this);
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var airplaneMode = this.service.query('AirplaneMode.isActive');
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if (undefined !== airplaneMode) {
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this.enabled = !airplaneMode;
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}
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},
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_stop: function() {
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this.service.request('AirplaneMode:unregisterNetwork', 'radio', this);
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},
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/*
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* An internal function used to make sure current radioState
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* is ok to do following operations.
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*
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* @param {MozMobileConnection} conn
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* @param {Boolean} enabled
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*/
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_setRadioEnabled: function(conn, enabled, index) {
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this.debug(conn.radioState + ' ======> ' + enabled);
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if (conn.radioState !== 'enabling' &&
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conn.radioState !== 'disabling' &&
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conn.radioState !== null) {
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this._doSetRadioEnabled(conn, enabled, index);
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} else {
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var radioStateChangeHandler = (function onchange() {
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if (conn.radioState == 'enabling' ||
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conn.radioState == 'disabling' ||
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conn.radioState == null) {
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return;
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}
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conn.removeEventListener('radiostatechange',
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radioStateChangeHandler);
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this._doSetRadioEnabled(conn, enabled, index);
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}).bind(this);
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conn.addEventListener('radiostatechange', radioStateChangeHandler);
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}
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},
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/*
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* An internal function to tell Gecko setRadioEnabled
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*
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* @param {MozMobileConnection} conn
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* @param {Boolean} enabled
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*/
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_doSetRadioEnabled: function(conn, enabled, index) {
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this.debug('Real operation to turn ' + (enabled ? 'on' : 'off') +
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' for ' + index + ' connection.');
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var self = this;
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(function() {
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var req = conn.setRadioEnabled(enabled);
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req.onsuccess = function() {
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self._setRadioOpCount++;
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self._setRadioAfterReqsCalled(enabled);
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};
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req.onerror = function() {
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self.debug('toggle connection ' + index + ' error.');
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self._isSetRadioOpError = true;
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self._setRadioOpCount++;
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self._setRadioAfterReqsCalled(enabled);
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};
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}());
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},
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/*
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* We have to make sure all mobileConnections work
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* as what we have expected and dispatch event to
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* tell AirplaneMode that Radio operations are done.
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*
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* @param {Boolean} enabled
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*/
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_setRadioAfterReqsCalled: function(enabled) {
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if (this._isSetRadioOpError) {
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throw new Error('We got error when disabling radio');
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}
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if (this._setRadioOpCount !== this.mobileConnections.length) {
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this.debug('operation not completed yet.', this._setRadioOpCount);
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return;
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} else {
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this._enabled = enabled;
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var evtName = enabled ?
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'-enabled' : '-disabled';
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this.publish(evtName);
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}
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}
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}, {
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/*
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* We can use this value to know Radio is enabled or not
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*
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* @return {Boolean}
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*/
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enabled: {
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congfigurable: false,
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get: function() {
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return this._enabled;
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},
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/*
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* We can set this value to tell Radio service turn on / off
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* radio.
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*
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* @param {Boolean} value
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*/
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set: function(value) {
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this.debug(this._enabled + ' => ' + value);
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if (value !== this._enabled) {
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this._setRadioOpCount = 0;
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this._isSetRadioOpError = false;
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this.mobileConnections.forEach(function(conn, index) {
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this._setRadioEnabled(conn, value, index);
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}, this);
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}
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}
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},
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/*
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* An internal helper to make mobileConnections iterable
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*/
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mobileConnections: {
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congfigurable: false,
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get: function() {
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if (!this._mozMobileConnections) {
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this._mozMobileConnections =
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Array.prototype.slice.call(this._mobileConnections);
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}
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return this._mozMobileConnections;
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}
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}
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});
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})();
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