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;(function()
{
/**
* Bitrix Push & Pull
* Pull client
*
* @package bitrix
* @subpackage pull
* @copyright 2001-2019 Bitrix
*/
/****************** ATTENTION *******************************
* Please do not use Bitrix CoreJS in this class.
* This class can be called on a page without Bitrix Framework
*************************************************************/
if (!window.BX)
{
window.BX = {};
}
else if (window.BX.PullClient)
{
return;
}
else if (!window.BX.RestClient)
{
return;
}
var BX = window.BX;
var protobuf = window.protobuf;
var REVISION = 19; // api revision - check module/pull/include.php
var LONG_POLLING_TIMEOUT = 60;
var RESTORE_WEBSOCKET_TIMEOUT = 30 * 60;
var CONFIG_TTL = 24 * 60 * 60;
var CONFIG_CHECK_INTERVAL = 60000;
var MAX_IDS_TO_STORE = 10;
var LS_SESSION = "bx-pull-session";
var LS_SESSION_CACHE_TIME = 20;
var ConnectionType = {
WebSocket: 'webSocket',
LongPolling: 'longPolling'
};
var PullStatus = {
Online: 'online',
Offline: 'offline',
Connecting: 'connect'
};
var SenderType = {
Unknown: 0,
Client: 1,
Backend: 2
};
var SubscriptionType = {
Server: 'server',
Client: 'client',
Online: 'online',
Status: 'status',
Revision: 'revision'
};
var CloseReasons = {
NORMAL_CLOSURE : 1000,
SERVER_DIE : 1001,
CONFIG_REPLACED : 3000,
CHANNEL_EXPIRED : 3001,
SERVER_RESTARTED : 3002,
CONFIG_EXPIRED : 3003,
MANUAL : 3004,
};
var SystemCommands = {
CHANNEL_EXPIRE: 'CHANNEL_EXPIRE',
CONFIG_EXPIRE: 'CONFIG_EXPIRE',
SERVER_RESTART:'SERVER_RESTART'
};
var ServerMode = {
Shared: 'shared',
Personal: 'personal'
};
// Protobuf message models
var Response = protobuf.roots['push-server']['Response'];
var ResponseBatch = protobuf.roots['push-server']['ResponseBatch'];
var Request = protobuf.roots['push-server']['Request'];
var RequestBatch = protobuf.roots['push-server']['RequestBatch'];
var IncomingMessagesRequest = protobuf.roots['push-server']['IncomingMessagesRequest'];
var IncomingMessage = protobuf.roots['push-server']['IncomingMessage'];
var Receiver = protobuf.roots['push-server']['Receiver'];
var Pull = function (params)
{
params = params || {};
if (params.restApplication)
{
if (typeof params.configGetMethod === 'undefined')
{
params.configGetMethod = 'pull.application.config.get';
}
if (typeof params.skipCheckRevision === 'undefined')
{
params.skipCheckRevision = true;
}
if (typeof params.restApplication === 'string')
{
params.siteId = params.restApplication;
}
params.serverEnabled = true;
}
var self = this;
this.context = 'master';
this.guestMode = params.guestMode? params.guestMode: (typeof BX.message !== 'undefined' && BX.message.pull_guest_mode? BX.message.pull_guest_mode === 'Y': false);
this.guestUserId = params.guestUserId? params.guestUserId: (typeof BX.message !== 'undefined' && BX.message.pull_guest_user_id? parseInt(BX.message.pull_guest_user_id, 10): 0);
if(this.guestMode && this.guestUserId)
{
this.userId = this.guestUserId;
}
else
{
this.userId = params.userId? params.userId: (typeof BX.message !== 'undefined' && BX.message.USER_ID? BX.message.USER_ID: 0);
}
this.siteId = params.siteId? params.siteId: (typeof BX.message !== 'undefined' && BX.message.SITE_ID? BX.message.SITE_ID: 'none');
this.restClient = typeof params.restClient !== "undefined"? params.restClient: new BX.RestClient(this.getRestClientOptions());
this.enabled = typeof params.serverEnabled !== 'undefined'? (params.serverEnabled === 'Y' || params.serverEnabled === true): (typeof BX.message !== 'undefined' && BX.message.pull_server_enabled === 'Y');
this.unloading = false;
this.starting = false;
this.debug = false;
this.connectionAttempt = 0;
this.connectionType = '';
this.reconnectTimeout = null;
this.restoreWebSocketTimeout = null;
this.configGetMethod = typeof params.configGetMethod !== 'string'? 'pull.config.get': params.configGetMethod;
this.getPublicListMethod = typeof params.getPublicListMethod !== 'string'? 'pull.channel.public.list': params.getPublicListMethod;
this.skipStorageInit = params.skipStorageInit === true;
this.skipCheckRevision = params.skipCheckRevision === true;
this._subscribers = {};
this.watchTagsQueue = {};
this.watchUpdateInterval = 1740000;
this.watchForceUpdateInterval = 5000;
if (typeof params.configTimestamp !== 'undefined')
{
this.configTimestamp = params.configTimestamp;
}
else if (typeof BX.message !== 'undefined' && BX.message.pull_config_timestamp)
{
this.configTimestamp = BX.message.pull_config_timestamp;
}
else
{
this.configTimestamp = 0;
}
this.session = {
mid : null,
tag : null,
time : null,
history: {},
lastMessageIds: [],
messageCount: 0
};
this._connectors = {
webSocket: null,
longPolling: null
};
Object.defineProperty(this, "connector", {
get: function()
{
return self._connectors[self.connectionType];
}
});
this.isSecure = document.location.href.indexOf('https') === 0;
this.config = null;
this.storage = null;
if(this.userId && !this.skipStorageInit)
{
this.storage = new StorageManager({
userId: this.userId,
siteId: this.siteId
});
}
this.sharedConfig = new SharedConfig({
onWebSocketBlockChanged: this.onWebSocketBlockChanged.bind(this),
storage: this.storage
});
this.channelManager = new ChannelManager({
restClient: this.restClient,
getPublicListMethod: this.getPublicListMethod
});
this.notificationPopup = null;
// timers
this.checkInterval = null;
this.offlineTimeout = null;
// manual stop workaround
this.isManualDisconnect = false;
this.loggingEnabled = this.sharedConfig.isLoggingEnabled();
};
/**
* Creates a subscription to incoming messages.
*
* @param {Object} params
* @param {string} [params.type] Subscription type (for possible values see SubscriptionType).
* @param {string} [params.moduleId] Name of the module.
* @param {Function} params.callback Function, that will be called for incoming messages.
* @returns {Function} - Unsubscribe callback function
*/
Pull.prototype.subscribe = function(params)
{
/**
* After modify this method, copy to follow scripts:
* mobile/install/mobileapp/mobile/extensions/bitrix/pull/client/events/extension.js
* mobile/install/js/mobile/pull/client/src/client.js
*/
if (!params)
{
console.error(Utils.getDateForLog() + ': Pull.subscribe: params for subscribe function is invalid. ');
return function(){}
}
if (!Utils.isPlainObject(params))
{
return this.attachCommandHandler(params);
}
params = params || {};
params.type = params.type || SubscriptionType.Server;
params.command = params.command || null;
if (params.type == SubscriptionType.Server || params.type == SubscriptionType.Client)
{
if (typeof (this._subscribers[params.type]) === 'undefined')
{
this._subscribers[params.type] = {};
}
if (typeof (this._subscribers[params.type][params.moduleId]) === 'undefined')
{
this._subscribers[params.type][params.moduleId] = {
'callbacks': [],
'commands': {},
};
}
if (params.command)
{
if (typeof (this._subscribers[params.type][params.moduleId]['commands'][params.command]) === 'undefined')
{
this._subscribers[params.type][params.moduleId]['commands'][params.command] = [];
}
this._subscribers[params.type][params.moduleId]['commands'][params.command].push(params.callback);
return function () {
this._subscribers[params.type][params.moduleId]['commands'][params.command] = this._subscribers[params.type][params.moduleId]['commands'][params.command].filter(function(element) {
return element !== params.callback;
});
}.bind(this);
}
else
{
this._subscribers[params.type][params.moduleId]['callbacks'].push(params.callback);
return function () {
this._subscribers[params.type][params.moduleId]['callbacks'] = this._subscribers[params.type][params.moduleId]['callbacks'].filter(function(element) {
return element !== params.callback;
});
}.bind(this);
}
}
else
{
if (typeof (this._subscribers[params.type]) === 'undefined')
{
this._subscribers[params.type] = [];
}
this._subscribers[params.type].push(params.callback);
return function () {
this._subscribers[params.type] = this._subscribers[params.type].filter(function(element) {
return element !== params.callback;
});
}.bind(this);
}
};
Pull.prototype.attachCommandHandler = function(handler)
{
/**
* After modify this method, copy to follow scripts:
* mobile/install/mobileapp/mobile/extensions/bitrix/pull/client/extension.js
*/
if (typeof handler.getModuleId !== 'function' || typeof handler.getModuleId() !== 'string')
{
console.error(Utils.getDateForLog() + ': Pull.attachCommandHandler: result of handler.getModuleId() is not a string.');
return function(){}
}
var type = SubscriptionType.Server;
if (typeof handler.getSubscriptionType === 'function')
{
type = handler.getSubscriptionType();
}
this.subscribe({
type: type,
moduleId: handler.getModuleId(),
callback: function(data)
{
var method = null;
if (typeof handler.getMap === 'function')
{
var mapping = handler.getMap();
if (mapping && typeof mapping === 'object')
{
if (typeof mapping[data.command] === 'function')
{
method = mapping[data.command].bind(handler)
}
else if (typeof mapping[data.command] === 'string' && typeof handler[mapping[data.command]] === 'function')
{
method = handler[mapping[data.command]].bind(handler);
}
}
}
if (!method)
{
var methodName = 'handle'+data.command.charAt(0).toUpperCase() + data.command.slice(1);
if (typeof handler[methodName] === 'function')
{
method = handler[methodName].bind(handler);
}
}
if (method)
{
if (this.debug && this.context !== 'master')
{
console.warn(Utils.getDateForLog() + ': Pull.attachCommandHandler: receive command', data);
}
method(data.params, data.extra, data.command);
}
}.bind(this)
});
};
/**
*
* @param params {Object}
* @returns {boolean}
*/
Pull.prototype.emit = function(params)
{
/**
* After modify this method, copy to follow scripts:
* mobile/install/mobileapp/mobile/extensions/bitrix/pull/client/events/extension.js
* mobile/install/js/mobile/pull/client/src/client.js
*/
params = params || {};
if (params.type == SubscriptionType.Server || params.type == SubscriptionType.Client)
{
if (typeof (this._subscribers[params.type]) === 'undefined')
{
this._subscribers[params.type] = {};
}
if (typeof (this._subscribers[params.type][params.moduleId]) === 'undefined')
{
this._subscribers[params.type][params.moduleId] = {
'callbacks': [],
'commands': {},
};
}
if (this._subscribers[params.type][params.moduleId]['callbacks'].length > 0)
{
this._subscribers[params.type][params.moduleId]['callbacks'].forEach(function(callback){
callback(params.data, {type: params.type, moduleId: params.moduleId});
});
}
if (
this._subscribers[params.type][params.moduleId]['commands'][params.data.command]
&& this._subscribers[params.type][params.moduleId]['commands'][params.data.command].length > 0)
{
this._subscribers[params.type][params.moduleId]['commands'][params.data.command].forEach(function(callback){
callback(params.data.params, params.data.extra, params.data.command, {type: params.type, moduleId: params.moduleId});
});
}
return true;
}
else
{
if (typeof (this._subscribers[params.type]) === 'undefined')
{
this._subscribers[params.type] = [];
}
if (this._subscribers[params.type].length <= 0)
{
return true;
}
this._subscribers[params.type].forEach(function(callback){
callback(params.data, {type: params.type});
});
return true;
}
};
Pull.prototype.init = function()
{
this._connectors.webSocket = new WebSocketConnector({
parent: this,
onOpen: this.onWebSocketOpen.bind(this),
onMessage: this.parseResponse.bind(this),
onDisconnect: this.onWebSocketDisconnect.bind(this),
onError: this.onWebSocketError.bind(this)
});
this._connectors.longPolling = new LongPollingConnector({
parent: this,
onOpen: this.onLongPollingOpen.bind(this),
onMessage: this.parseResponse.bind(this),
onDisconnect: this.onLongPollingDisconnect.bind(this),
onError: this.onLongPollingError.bind(this)
});
this.connectionType = this.isWebSocketAllowed() ? ConnectionType.WebSocket : ConnectionType.LongPolling;
window.addEventListener("beforeunload", this.onBeforeUnload.bind(this));
window.addEventListener("offline", this.onOffline.bind(this));
window.addEventListener("online", this.onOnline.bind(this));
if(BX && BX.addCustomEvent)
{
BX.addCustomEvent("BXLinkOpened", this.connect.bind(this));
}
if (BX && BX.desktop)
{
BX.addCustomEvent("onDesktopReload", function() {
this.session.mid = null;
this.session.tag = null;
this.session.time = null;
}.bind(this));
BX.desktop.addCustomEvent("BXLoginSuccess", function() {
this.restart(1000, "Desktop login");
}.bind(this));
}
};
Pull.prototype.start = function(config)
{
var allowConfigCaching = true;
if(this.starting || this.isConnected())
{
return;
}
if(!this.userId && typeof(BX.message) !== 'undefined' && BX.message.USER_ID)
{
this.userId = BX.message.USER_ID;
if(!this.storage)
{
this.storage = new StorageManager({
userId: this.userId,
siteId: this.siteId
});
}
}
if(this.siteId === 'none' && typeof(BX.message) !== 'undefined' && BX.message.SITE_ID)
{
this.siteId = BX.message.SITE_ID;
}
var result = new BX.Promise();
var skipReconnectToLastSession = false;
if (Utils.isPlainObject(config))
{
if (typeof config.skipReconnectToLastSession !== 'undefined')
{
skipReconnectToLastSession = !!config.skipReconnectToLastSession;
delete config.skipReconnectToLastSession;
}
this.config = config;
allowConfigCaching = false;
}
if (!this.enabled)
{
result.reject({
ex: { error: 'PULL_DISABLED', error_description: 'Push & Pull server is disabled'}
});
return result;
}
var self = this;
var now = (new Date()).getTime();
var oldSession;
if(!skipReconnectToLastSession && this.storage)
{
oldSession = this.storage.get(LS_SESSION);
}
if(Utils.isPlainObject(oldSession) && oldSession.hasOwnProperty('ttl') && oldSession.ttl >= now)
{
this.session.mid = oldSession.mid;
}
this.starting = true;
this.loadConfig().catch(function(error)
{
self.starting = false;
self.sendPullStatus(PullStatus.Offline);
self.stopCheckConfig();
console.error(Utils.getDateForLog() + ': Pull: could not read push-server config. ', error);
result.reject(error);
}).then(function(config)
{
self.setConfig(config, allowConfigCaching);
self.init();
self.connect();
self.updateWatch();
self.startCheckConfig();
result.resolve(true);
});
return result;
};
Pull.prototype.getRestClientOptions = function()
{
var result = {};
if(this.guestMode && this.guestUserId !== 0)
{
result.queryParams = {
pull_guest_id: this.guestUserId
}
}
return result;
};
Pull.prototype.setLastMessageId = function(lastMessageId)
{
this.session.mid = lastMessageId;
};
/**
*
* @param {object[]} publicIds
* @param {integer} publicIds.user_id
* @param {string} publicIds.public_id
* @param {string} publicIds.signature
* @param {Date} publicIds.start
* @param {Date} publicIds.end
*/
Pull.prototype.setPublicIds = function(publicIds)
{
return this.channelManager.setPublicIds(publicIds);
};
/**
* Send single message to the specified users.
*
* @param {integer[]} users User ids of the message receivers.
* @param {string} moduleId Name of the module to receive message,
* @param {string} command Command name.
* @param {object} params Command parameters.
* @param {integer} [expiry] Message expiry time in seconds.
* @return void
*/
Pull.prototype.sendMessage = function(users, moduleId, command, params, expiry)
{
return this.sendMessageBatch([{
users: users,
moduleId: moduleId,
command: command,
params: params,
expiry: expiry
}]);
};
/**
* Send single message to the specified public channels.
*
* @param {string[]} publicChannels Public ids of the channels to receive message.
* @param {string} moduleId Name of the module to receive message,
* @param {string} command Command name.
* @param {object} params Command parameters.
* @param {integer} [expiry] Message expiry time in seconds.
* @return void
*/
Pull.prototype.sendMessageToChannels = function(publicChannels, moduleId, command, params, expiry)
{
return this.sendMessageBatch([{
publicChannels: publicChannels,
moduleId: moduleId,
command: command,
params: params,
expiry: expiry
}]);
}
/**
* Sends batch of messages to the multiple public channels.
*
* @param {object[]} messageBatch Array of messages to send.
* @param {int[]} messageBatch.users User ids the message receivers.
* @param {string[]|object[]} messageBatch.publicChannels Public ids of the channels to send messages.
* @param {string} messageBatch.moduleId Name of the module to receive message,
* @param {string} messageBatch.command Command name.
* @param {object} messageBatch.params Command parameters.
* @param {integer} [messageBatch.expiry] Message expiry time in seconds.
* @return void
*/
Pull.prototype.sendMessageBatch = function(messageBatch)
{
if(!this.isPublishingEnabled())
{
console.error('Client publishing is not supported or is disabled');
return false;
}
var userIds = {};
for(var i = 0; i < messageBatch.length; i++)
{
if (messageBatch[i].users)
{
for(var j = 0; j < messageBatch[i].users.length; j++)
{
userIds[messageBatch[i].users[j]] = true;
}
}
}
this.channelManager.getPublicIds(Object.keys(userIds)).then(function(publicIds)
{
return this.connector.send(this.encodeMessageBatch(messageBatch, publicIds));
}.bind(this))
};
Pull.prototype.encodeMessageBatch = function(messageBatch, publicIds)
{
var messages = [];
messageBatch.forEach(function(messageFields)
{
var messageBody = {
module_id: messageFields.moduleId,
command: messageFields.command,
params: messageFields.params
};
var receivers;
if (messageFields.users)
{
receivers = this.createMessageReceivers(messageFields.users, publicIds);
}
else
{
receivers = [];
}
if (messageFields.publicChannels)
{
if (!BX.type.isArray(messageFields.publicChannels))
{
throw new Error('messageFields.publicChannels must be an array');
}
messageFields.publicChannels.forEach(function(publicChannel)
{
var publicId;
var signature;
if (typeof(publicChannel) === 'string' && publicChannel.includes('.'))
{
var fields = publicChannel.toString().split('.');
publicId = fields[0];
signature = fields[1];
}
else if (typeof(publicChannel) === 'object' && ('publicId' in publicChannel) && ('signature' in publicChannel))
{
publicId = publicChannel.publicId;
signature = publicChannel.signature;
}
else
{
throw new Error('Public channel MUST be either a string, formatted like "{publicId}.{signature}" or an object with fields \'publicId\' and \'signature\'');
}
receivers.push(Receiver.create({
id: this.encodeId(publicId),
signature: this.encodeId(signature)
}))
}.bind(this))
}
var message = IncomingMessage.create({
receivers: receivers,
body: JSON.stringify(messageBody),
expiry: messageFields.expiry || 0
});
messages.push(message);
}, this);
var requestBatch = RequestBatch.create({
requests: [{
incomingMessages: {
messages: messages
}
}]
});
return RequestBatch.encode(requestBatch).finish();
};
Pull.prototype.createMessageReceivers = function(users, publicIds)
{
var result = [];
for(var i = 0; i < users.length; i++)
{
var userId = users[i];
if(!publicIds[userId] || !publicIds[userId].publicId)
{
throw new Error('Could not determine public id for user ' + userId);
}
result.push(Receiver.create({
id: this.encodeId(publicIds[userId].publicId),
signature: this.encodeId(publicIds[userId].signature)
}))
}
return result;
};
Pull.prototype.restart = function(disconnectCode, disconnectReason)
{
var self = this;
this.disconnect(disconnectCode, disconnectReason);
if(this.storage)
{
this.storage.remove('bx-pull-config');
}
this.config = null;
this.loadConfig().catch(function(error)
{
console.error(Utils.getDateForLog() + ': Pull: could not read push-server config', error);
self.sendPullStatus(PullStatus.Offline);
clearTimeout(self.reconnectTimeout);
if(error.status == 401 || error.status == 403)
{
self.stopCheckConfig();
if(BX && BX.onCustomEvent)
{
BX.onCustomEvent(window, 'onPullError', ['AUTHORIZE_ERROR']);
}
}
}).then(function(config)
{
self.setConfig(config, true);
self.connect();
self.updateWatch();
self.startCheckConfig();
});
};
Pull.prototype.loadConfig = function ()
{
var result = new BX.Promise();
if (!this.config)
{
this.config = {
api: {},
channels: {},
publicChannels: {},
server: { timeShift: 0 },
clientId: null
};
var config;
if(this.storage)
{
config = this.storage.get('bx-pull-config');
}
if(this.isConfigActual(config) && this.checkRevision(config.api.revision_web))
{
result.resolve(config);
return result;
}
else if (this.storage)
{
this.storage.remove('bx-pull-config')
}
}
else if(this.isConfigActual(this.config) && this.checkRevision(this.config.api.revision_web))
{
result.resolve(this.config);
return result;
}
else
{
this.config = {
api: {},
channels: {},
publicChannels: {},
server: { timeShift: 0 },
clientId: null
};
}
this.restClient.callBatch({
serverTime : ['server.time'],
configGet : [this.configGetMethod, {'CACHE': 'N'}]
}, function(response) {
if (!response)
{
result.reject(new Error("Network error while getting new config"));
return false;
}
var timeShift = 0;
if (response.serverTime && !response.serverTime.error())
{
timeShift = Math.floor((Utils.getTimestamp() - new Date(response.serverTime.data()).getTime())/1000);
}
if (response.configGet.error())
{
var error = response.configGet.error();
if(error.getError().error == "AUTHORIZE_ERROR" || error.getError().error == "WRONG_AUTH_TYPE")
{
error.status = 403;
}
result.reject(error);
}
else if (response.configGet)
{
var config = response.configGet.data();
config.server.timeShift = timeShift;
result.resolve(config)
}
}, false, false, 'pull.config');
return result;
};
Pull.prototype.isConfigActual = function(config)
{
if(!Utils.isPlainObject(config))
{
return false;
}
if(config.server.config_timestamp < this.configTimestamp)
{
return false;
}
var now = new Date();
var channelCount = Object.keys(config.channels).length;
if(channelCount === 0)
{
return false;
}
for(var channelType in config.channels)
{
if (!config.channels.hasOwnProperty(channelType))
{
continue;
}
var channel = config.channels[channelType];
var channelEnd = new Date(channel.end);
if(channelEnd < now)
{
return false;
}
}
return true;
};
Pull.prototype.startCheckConfig = function()
{
if(this.checkInterval)
{
clearInterval(this.checkInterval);
}
this.checkInterval = setInterval(this.checkConfig.bind(this), CONFIG_CHECK_INTERVAL)
};
Pull.prototype.stopCheckConfig = function()
{
if(this.checkInterval)
{
clearInterval(this.checkInterval);
}
this.checkInterval = null;
};
Pull.prototype.checkConfig = function()
{
if(this.isConfigActual(this.config))
{
if(!this.checkRevision(this.config.api.revision_web))
{
return false;
}
}
else
{
this.logToConsole("Stale config detected. Restarting");
this.restart(CloseReasons.CONFIG_EXPIRED, "Config update required");
}
};
Pull.prototype.setConfig = function(config, allowCaching)
{
for (var key in config)
{
if(config.hasOwnProperty(key) && this.config.hasOwnProperty(key))
{
this.config[key] = config[key];
}
}
if (config.publicChannels)
{
this.setPublicIds(Utils.objectValues(config.publicChannels));
}
if(this.storage && allowCaching)
{
try
{
this.storage.set('bx-pull-config', config);
}
catch (e)
{
// try to delete the key "history" (landing site change history, see http://jabber.bx/view.php?id=136492)
if (localStorage && localStorage.removeItem)
{
localStorage.removeItem('history');
}
console.error(Utils.getDateForLog() + " Pull: Could not cache config in local storage. Error: ", e);
}
}
};
Pull.prototype.isWebSocketSupported = function()
{
return typeof(window.WebSocket) !== "undefined";
};
Pull.prototype.isWebSocketAllowed = function()
{
if(this.sharedConfig.isWebSocketBlocked())
{
return false;
}
return this.isWebSocketEnabled();
};
Pull.prototype.isWebSocketEnabled = function()
{
if(!this.isWebSocketSupported())
{
return false;
}
return (this.config && this.config.server && this.config.server.websocket_enabled === true);
};
Pull.prototype.isPublishingSupported = function ()
{
return this.getServerVersion() > 3;
};
Pull.prototype.isPublishingEnabled = function ()
{
if(!this.isPublishingSupported())
{
return false;
}
return (this.config && this.config.server && this.config.server.publish_enabled === true);
};
Pull.prototype.isProtobufSupported = function()
{
return (this.getServerVersion() > 3 && !Utils.browser.IsIe());
};
Pull.prototype.isSharedMode = function()
{
return (this.getServerMode() == ServerMode.Shared)
};
Pull.prototype.disconnect = function(disconnectCode, disconnectReason)
{
if(this.connector)
{
this.isManualDisconnect = true;
this.connector.disconnect(disconnectCode, disconnectReason);
}
};
Pull.prototype.stop = function(disconnectCode, disconnectReason)
{
this.disconnect(disconnectCode, disconnectReason);
this.stopCheckConfig();
};
Pull.prototype.reconnect = function(disconnectCode, disconnectReason, delay)
{
this.disconnect(disconnectCode, disconnectReason);
delay = delay || 1;
this.scheduleReconnect(delay);
};
Pull.prototype.restoreWebSocketConnection = function()
{
if(this.connectionType == ConnectionType.WebSocket)
{
return true;
}
this._connectors.webSocket.connect();
};
Pull.prototype.scheduleReconnect = function(connectionDelay)
{
if(!this.enabled)
return false;
if(!connectionDelay)
{
if(this.connectionAttempt > 3 && this.connectionType === ConnectionType.WebSocket && !this.sharedConfig.isLongPollingBlocked())
{
// Websocket seems to be closed by network filter. Trying to fallback to long polling
this.sharedConfig.setWebSocketBlocked(true);
this.connectionType = ConnectionType.LongPolling;
this.connectionAttempt = 1;
connectionDelay = 1;
}
else
{
connectionDelay = this.getConnectionAttemptDelay(this.connectionAttempt);
}
}
if(this.reconnectTimeout)
{
clearTimeout(this.reconnectTimeout);
}
this.logToConsole('Pull: scheduling reconnection in ' + connectionDelay + ' seconds; attempt # ' + this.connectionAttempt);
this.reconnectTimeout = setTimeout(this.connect.bind(this), connectionDelay * 1000);
};
Pull.prototype.scheduleRestoreWebSocketConnection = function()
{
this.logToConsole('Pull: scheduling restoration of websocket connection in ' + RESTORE_WEBSOCKET_TIMEOUT + ' seconds');
var self = this;
if(this.restoreWebSocketTimeout)
{
return;
}
this.restoreWebSocketTimeout = setTimeout(function()
{
self.restoreWebSocketTimeout = 0;
self.restoreWebSocketConnection();
}, RESTORE_WEBSOCKET_TIMEOUT * 1000);
};
Pull.prototype.connect = function()
{
if(!this.enabled || this.connector.connected)
{
return false;
}
if(this.reconnectTimeout)
{
clearTimeout(this.reconnectTimeout);
}
this.sendPullStatus(PullStatus.Connecting);
this.connectionAttempt++;
this.connector.connect();
};
Pull.prototype.parseResponse = function (response)
{
var events = this.extractMessages(response);
var messages = [];
if (events.length === 0)
{
this.session.mid = null;
return;
}
for (var i = 0; i < events.length; i++)
{
var event = events[i];
if (event.mid && this.session.lastMessageIds.includes(event.mid))
{
console.warn("Duplicate message " + event.mid + " skipped");
continue;
}
this.session.mid = event.mid || null;
this.session.tag = event.tag || null;
this.session.time = event.time || null;
if (event.mid)
{
this.session.lastMessageIds.push(event.mid);
}
messages.push(event.text);
if (!this.session.history[event.text.module_id])
{
this.session.history[event.text.module_id] = {};
}
if (!this.session.history[event.text.module_id][event.text.command])
{
this.session.history[event.text.module_id][event.text.command] = 0;
}
this.session.history[event.text.module_id][event.text.command]++;
this.session.messageCount++;
}
if (this.session.lastMessageIds.length > MAX_IDS_TO_STORE)
{
this.session.lastMessageIds = this.session.lastMessageIds.slice( - MAX_IDS_TO_STORE);
}
this.broadcastMessages(messages);
};
Pull.prototype.extractMessages = function (pullEvent)
{
if(pullEvent instanceof ArrayBuffer)
{
return this.extractProtobufMessages(pullEvent);
}
else if(Utils.isNotEmptyString(pullEvent))
{
return this.extractPlainTextMessages(pullEvent)
}
};
Pull.prototype.extractProtobufMessages = function(pullEvent)
{
var result = [];
try
{
var responseBatch = ResponseBatch.decode(new Uint8Array(pullEvent));
for (var i = 0; i < responseBatch.responses.length; i++)
{
var response = responseBatch.responses[i];
if (response.command != "outgoingMessages")
{
continue;
}
var messages = responseBatch.responses[i].outgoingMessages.messages;
for (var m = 0; m < messages.length; m++)
{
var message = messages[m];
var messageFields;
try
{
messageFields = JSON.parse(message.body)
}
catch (e)
{
console.error(Utils.getDateForLog() + ": Pull: Could not parse message body", e);
continue;
}
if(!messageFields.extra)
{
messageFields.extra = {}
}
messageFields.extra.sender = {
type: message.sender.type
};
if(message.sender.id instanceof Uint8Array)
{
messageFields.extra.sender.id = this.decodeId(message.sender.id)
}
var compatibleMessage = {
mid: this.decodeId(message.id),
text: messageFields
};
result.push(compatibleMessage);
}
}
}
catch(e)
{
console.error(Utils.getDateForLog() + ": Pull: Could not parse message", e)
}
return result;
};
Pull.prototype.extractPlainTextMessages = function(pullEvent)
{
var result = [];
var dataArray = pullEvent.match(/#!NGINXNMS!#(.*?)#!NGINXNME!#/gm);
if (dataArray === null)
{
text = "\n========= PULL ERROR ===========\n"+
"Error type: parseResponse error parsing message\n"+
"\n"+
"Data string: " + pullEvent + "\n"+
"================================\n\n";
console.warn(text);
return result;
}
for (var i = 0; i < dataArray.length; i++)
{
dataArray[i] = dataArray[i].substring(12, dataArray[i].length - 12);
if (dataArray[i].length <= 0)
{
continue;
}
try
{
var data = JSON.parse(dataArray[i])
}
catch(e)
{
continue;
}
result.push(data);
}
return result;
};
/**
* Converts message id from byte[] to string
* @param {Uint8Array} encodedId
* @return {string}
*/
Pull.prototype.decodeId = function(encodedId)
{
if(!(encodedId instanceof Uint8Array))
{
throw new Error("encodedId should be an instance of Uint8Array");
}
var result = "";
for (var i = 0; i < encodedId.length; i++)
{
var hexByte = encodedId[i].toString(16);
if (hexByte.length === 1)
{
result += '0';
}
result += hexByte;
}
return result;
};
/**
* Converts message id from hex-encoded string to byte[]
* @param {string} id Hex-encoded string.
* @return {Uint8Array}
*/
Pull.prototype.encodeId = function(id)
{
if (!id)
{
return new Uint8Array();
}
var result = [];
for (var i = 0; i < id.length; i += 2)
{
result.push(parseInt(id.substr(i, 2), 16));
}
return new Uint8Array(result);
};
Pull.prototype.broadcastMessages = function (messages)
{
messages.forEach(function (message)
{
var moduleId = message.module_id = message.module_id.toLowerCase();
var command = message.command;
if(!message.extra)
{
message.extra = {};
}
if(message.extra.server_time_unix)
{
message.extra.server_time_ago = ((Utils.getTimestamp() - (message.extra.server_time_unix * 1000)) / 1000)-(this.config.server.timeShift? this.config.server.timeShift: 0);
message.extra.server_time_ago = message.extra.server_time_ago > 0 ? message.extra.server_time_ago : 0;
}
this.logMessage(message);
try
{
if(message.extra.sender && message.extra.sender.type === SenderType.Client)
{
if (typeof BX.onCustomEvent !== 'undefined')
{
BX.onCustomEvent(window, 'onPullClientEvent-' + moduleId, [command, message.params, message.extra], true);
BX.onCustomEvent(window, 'onPullClientEvent', [moduleId, command, message.params, message.extra], true);
}
this.emit({
type: SubscriptionType.Client,
moduleId: moduleId,
data: {
command: command,
params: Utils.clone(message.params),
extra: Utils.clone(message.extra)
}
});
}
else if (moduleId === 'pull')
{
this.handleInternalPullEvent(command, message);
}
else if (moduleId == 'online')
{
if (message.extra.server_time_ago < 240)
{
if (typeof BX.onCustomEvent !== 'undefined')
{
BX.onCustomEvent(window, 'onPullOnlineEvent', [command, message.params, message.extra], true);
}
this.emit({
type: SubscriptionType.Online,
data: {
command: command,
params: Utils.clone(message.params),
extra: Utils.clone(message.extra)
}
});
}
}
else
{
if (typeof BX.onCustomEvent !== 'undefined')
{
BX.onCustomEvent(window, 'onPullEvent-' + moduleId, [command, message.params, message.extra], true);
BX.onCustomEvent(window, 'onPullEvent', [moduleId, command, message.params, message.extra], true);
}
this.emit({
type: SubscriptionType.Server,
moduleId: moduleId,
data: {
command: command,
params: Utils.clone(message.params),
extra: Utils.clone(message.extra)
}
});
}
}
catch(e)
{
if (typeof(console) == 'object')
{
console.warn(
"\n========= PULL ERROR ===========\n"+
"Error type: broadcastMessages execute error\n"+
"Error event: ", e, "\n"+
"Message: ", message, "\n"+
"================================\n"
);
if (typeof BX.debug !== 'undefined')
{
BX.debug(e);
}
}
}
if(message.extra && message.extra.revision_web)
{
this.checkRevision(message.extra.revision_web);
}
}, this);
};
Pull.prototype.logToConsole = function(message)
{
if(this.loggingEnabled)
{
console.log(Utils.getDateForLog() + ': ' + message);
}
};
Pull.prototype.logMessage = function(message)
{
if(!this.debug)
{
return;
}
if(message.extra.sender && message.extra.sender.type === SenderType.Client)
{
console.info('onPullClientEvent-' + message.module_id, message.command, message.params, message.extra);
}
else if (message.moduleId == 'online')
{
console.info('onPullOnlineEvent', message.command, message.params, message.extra);
}
else
{
console.info('onPullEvent', message.module_id, message.command, message.params, message.extra);
}
};
Pull.prototype.onLongPollingOpen = function()
{
this.unloading = false;
this.starting = false;
this.connectionAttempt = 0;
this.isManualDisconnect = false;
this.sendPullStatus(PullStatus.Online);
if(this.offlineTimeout)
{
clearTimeout(this.offlineTimeout);
this.offlineTimeout = null;
}
this.logToConsole('Pull: Long polling connection with push-server opened');
if(this.isWebSocketEnabled())
{
this.scheduleRestoreWebSocketConnection();
}
};
Pull.prototype.onWebSocketBlockChanged = function(e)
{
var isWebSocketBlocked = e.isWebSocketBlocked;
if(isWebSocketBlocked && this.connectionType === ConnectionType.WebSocket && !this.isConnected())
{
clearTimeout(this.reconnectTimeout);
this.connectionAttempt = 0;
this.connectionType = ConnectionType.LongPolling;
this.scheduleReconnect(1);
}
else if(!isWebSocketBlocked && this.connectionType === ConnectionType.LongPolling)
{
clearTimeout(this.reconnectTimeout);
clearTimeout(this.restoreWebSocketTimeout);
this.connectionAttempt = 0;
this.connectionType = ConnectionType.WebSocket;
this.scheduleReconnect(1);
}
};
Pull.prototype.onWebSocketOpen = function()
{
this.unloading = false;
this.starting = false;
this.connectionAttempt = 0;
this.isManualDisconnect = false;
this.sendPullStatus(PullStatus.Online);
this.sharedConfig.setWebSocketBlocked(false);
// to prevent fallback to long polling in case of networking problems
this.sharedConfig.setLongPollingBlocked(true);
if(this.connectionType == ConnectionType.LongPolling)
{
this.connectionType = ConnectionType.WebSocket;
this._connectors.longPolling.disconnect();
}
if(this.offlineTimeout)
{
clearTimeout(this.offlineTimeout);
this.offlineTimeout = null;
}
if (this.restoreWebSocketTimeout)
{
clearTimeout(this.restoreWebSocketTimeout);
this.restoreWebSocketTimeout = null;
}
this.logToConsole('Pull: Websocket connection with push-server opened');
};
Pull.prototype.onWebSocketDisconnect = function(e)
{
if(this.connectionType === ConnectionType.WebSocket)
{
if(e.code != CloseReasons.CONFIG_EXPIRED && e.code != CloseReasons.CHANNEL_EXPIRED && e.code != CloseReasons.CONFIG_REPLACED)
{
this.sendPullStatus(PullStatus.Offline);
}
else
{
this.offlineTimeout = setTimeout(function()
{
this.sendPullStatus(PullStatus.Offline);
}.bind(this), 5000)
}
}
if(!e)
{
e = {};
}
this.logToConsole('Pull: Websocket connection with push-server closed. Code: ' + e.code + ', reason: ' + e.reason);
if(!this.isManualDisconnect)
{
this.scheduleReconnect();
}
// to prevent fallback to long polling in case of networking problems
this.sharedConfig.setLongPollingBlocked(true);
this.isManualDisconnect = false;
};
Pull.prototype.onWebSocketError = function(e)
{
this.starting = false;
if(this.connectionType === ConnectionType.WebSocket)
{
this.sendPullStatus(PullStatus.Offline);
}
console.error(Utils.getDateForLog() + ": Pull: WebSocket connection error", e);
this.scheduleReconnect();
};
Pull.prototype.onLongPollingDisconnect = function(e)
{
if(this.connectionType === ConnectionType.LongPolling)
{
if(e.code != CloseReasons.CONFIG_EXPIRED && e.code != CloseReasons.CHANNEL_EXPIRED && e.code != CloseReasons.CONFIG_REPLACED)
{
this.sendPullStatus(PullStatus.Offline);
}
else
{
this.offlineTimeout = setTimeout(function()
{
this.sendPullStatus(PullStatus.Offline);
}.bind(this), 5500)
}
}
if(!e)
{
e = {};
}
this.logToConsole('Pull: Long polling connection with push-server closed. Code: ' + e.code + ', reason: ' + e.reason);
if(!this.isManualDisconnect)
{
this.scheduleReconnect();
}
this.isManualDisconnect = false;
};
Pull.prototype.onLongPollingError = function(e)
{
this.starting = false;
if(this.connectionType === ConnectionType.LongPolling)
{
this.sendPullStatus(PullStatus.Offline);
}
console.error(Utils.getDateForLog() + ': Pull: Long polling connection error', e);
this.scheduleReconnect();
};
Pull.prototype.isConnected = function()
{
return this.connector ? this.connector.connected : false;
};
Pull.prototype.onBeforeUnload = function()
{
this.unloading = true;
var session = Utils.clone(this.session);
session.ttl = (new Date()).getTime() + LS_SESSION_CACHE_TIME * 1000;
if(this.storage)
{
try
{
this.storage.set(LS_SESSION, JSON.stringify(session), LS_SESSION_CACHE_TIME);
}
catch (e)
{
console.error(Utils.getDateForLog() + " Pull: Could not save session info in local storage. Error: ", e);
}
}
this.scheduleReconnect(15);
};
Pull.prototype.onOffline = function()
{
this.disconnect("1000", "offline");
};
Pull.prototype.onOnline = function()
{
this.connect();
};
Pull.prototype.handleInternalPullEvent = function(command, message)
{
switch (command.toUpperCase())
{
case SystemCommands.CHANNEL_EXPIRE:
{
if (message.params.action == 'reconnect')
{
this.config.channels[message.params.channel.type] = message.params.new_channel;
this.logToConsole("Pull: new config for " + message.params.channel.type + " channel set:\n", this.config.channels[message.params.channel.type]);
this.reconnect(CloseReasons.CONFIG_REPLACED, "config was replaced");
}
else
{
this.restart(CloseReasons.CHANNEL_EXPIRED, "channel expired");
}
break;
}
case SystemCommands.CONFIG_EXPIRE:
{
this.restart(CloseReasons.CONFIG_EXPIRED, "config expired");
break;
}
case SystemCommands.SERVER_RESTART:
{
this.reconnect(CloseReasons.SERVER_RESTARTED, "server was restarted", 15);
break;
}
default://
}
};
Pull.prototype.checkRevision = function(serverRevision)
{
if (this.skipCheckRevision)
{
return true;
}
serverRevision = parseInt(serverRevision);
if (serverRevision > 0 && serverRevision != REVISION)
{
this.enabled = false;
if (typeof BX.message !== 'undefined')
{
this.showNotification(BX.message('PULL_OLD_REVISION'));
}
this.disconnect(CloseReasons.NORMAL_CLOSURE, 'check_revision');
if (typeof BX.onCustomEvent !== 'undefined')
{
BX.onCustomEvent(window, 'onPullRevisionUp', [serverRevision, REVISION]);
}
this.emit({
type: SubscriptionType.Revision,
data: {
server: serverRevision,
client: REVISION
}
});
this.logToConsole("Pull revision changed from " + REVISION + " to " + serverRevision + ". Reload required");
return false;
}
return true;
};
Pull.prototype.showNotification = function(text)
{
var self = this;
if (this.notificationPopup || typeof BX.PopupWindow === 'undefined')
return;
this.notificationPopup = new BX.PopupWindow('bx-notifier-popup-confirm', null, {
zIndex: 200,
autoHide: false,
closeByEsc: false,
overlay: true,
content : BX.create("div", {
props: {className: "bx-messenger-confirm"},
html: text
}),
buttons: [
new BX.PopupWindowButton({
text: BX.message('JS_CORE_WINDOW_CLOSE'),
className: "popup-window-button-decline",
events: {
click: function(e)
{
self.notificationPopup.close();
}
}
})
],
events: {
onPopupClose: function()
{
this.destroy()
},
onPopupDestroy: function()
{
self.notificationPopup = null;
}
}
});
this.notificationPopup.show();
};
Pull.prototype.getRevision = function()
{
return (this.config && this.config.api) ? this.config.api.revision_web : null;
};
Pull.prototype.getServerVersion = function()
{
return (this.config && this.config.server) ? this.config.server.version : 0;
};
Pull.prototype.getServerMode = function()
{
return (this.config && this.config.server) ? this.config.server.mode : null;
};
Pull.prototype.getConfig = function()
{
return this.config;
};
Pull.prototype.getDebugInfo = function()
{
if (!console || !console.info || !JSON || !JSON.stringify)
return false;
var configDump;
if(this.config && this.config.channels && this.config.channels.private)
{
configDump = "ChannelID: " + this.config.channels.private.id + "\n" +
"ChannelDie: " + this.config.channels.private.end + "\n" +
("shared" in this.config.channels ? "ChannelDieShared: " + this.config.channels.shared.end : "");
}
else
{
configDump = "Config error: config is not loaded";
}
var watchTagsDump = JSON.stringify(this.watchTagsQueue);
var text = "\n========= PULL DEBUG ===========\n"+
"UserId: " + this.userId + " " + (this.userId > 0 ? '': '(guest)') + "\n" +
(this.guestMode && this.guestUserId !== 0? "Guest userId: " + this.guestUserId + "\n":"") +
"Browser online: " + (navigator.onLine ? 'Y' : 'N') + "\n" +
"Connect: " + (this.isConnected() ? 'Y': 'N') + "\n" +
"Server type: " + (this.isSharedMode() ? 'cloud' : 'local') + "\n" +
"WebSocket support: " + (this.isWebSocketSupported() ? 'Y': 'N') + "\n" +
"WebSocket connect: " + (this._connectors.webSocket && this._connectors.webSocket.connected ? 'Y': 'N') + "\n"+
"WebSocket mode: " + (this._connectors.webSocket && this._connectors.webSocket.socket ? (this._connectors.webSocket.socket.url.search("binaryMode=true") != -1 ? "protobuf" : "text") : '-') + "\n"+
"Try connect: " + (this.reconnectTimeout? 'Y': 'N') + "\n" +
"Try number: " + (this.connectionAttempt) + "\n" +
"\n"+
"Path: " + (this.connector ? this.connector.path : '-') + "\n" +
configDump + "\n" +
"\n"+
"Last message: " + (this.session.mid > 0? this.session.mid : '-') + "\n" +
"Session history: " + JSON.stringify(this.session.history) + "\n" +
"Watch tags: " + (watchTagsDump == '{}'? '-' : watchTagsDump) + "\n"+
"================================\n";
return console.info(text);
};
Pull.prototype.enableLogging = function(loggingFlag)
{
if(loggingFlag === undefined)
{
loggingFlag = true;
}
loggingFlag = loggingFlag === true;
this.sharedConfig.setLoggingEnabled(loggingFlag);
this.loggingEnabled = loggingFlag;
};
Pull.prototype.capturePullEvent = function(debugFlag)
{
if(debugFlag === undefined)
{
debugFlag = true;
}
this.debug = debugFlag;
};
Pull.prototype.getConnectionPath = function(connectionType)
{
var path;
switch(connectionType)
{
case ConnectionType.WebSocket:
path = this.isSecure? this.config.server.websocket_secure: this.config.server.websocket;
break;
case ConnectionType.LongPolling:
path = this.isSecure? this.config.server.long_pooling_secure: this.config.server.long_polling;
break;
default:
throw new Error("Unknown connection type " + connectionType);
}
if(!Utils.isNotEmptyString(path))
{
return false;
}
var channels = [];
['private', 'shared'].forEach(function(type)
{
if (typeof this.config.channels[type] !== 'undefined')
{
channels.push(this.config.channels[type].id);
}
}, this);
if(channels.length === 0)
{
return false;
}
var params = {
CHANNEL_ID: channels.join('/')
};
if(this.isProtobufSupported())
{
params.binaryMode = 'true';
}
if (this.isSharedMode())
{
if(!this.config.clientId)
{
throw new Error("Push-server is in shared mode, but clientId is not set");
}
params.clientId = this.config.clientId;
}
if (this.session.mid)
{
params.mid = this.session.mid;
}
if (this.session.tag)
{
params.tag = this.session.tag;
}
if (this.session.time)
{
params.time = this.session.time;
}
params.revision = REVISION;
return path + '?' + Utils.buildQueryString(params);
};
Pull.prototype.getPublicationPath = function()
{
var path = this.isSecure? this.config.server.publish_secure: this.config.server.publish;
if(!path)
{
return '';
}
var channels = [];
for (var type in this.config.channels)
{
if (!this.config.channels.hasOwnProperty(type))
{
continue;
}
channels.push(this.config.channels[type].id);
}
var params = {
CHANNEL_ID: channels.join('/')
};
return path + '?' + Utils.buildQueryString(params);
};
/**
* Returns reconnect delay in seconds
* @param attemptNumber
* @return {number}
*/
Pull.prototype.getConnectionAttemptDelay = function(attemptNumber)
{
var result;
if(attemptNumber < 1)
{
result = 0.5;
}
else if(attemptNumber < 3)
{
result = 15;
}
else if(attemptNumber < 5)
{
result = 45;
}
else if (attemptNumber < 10)
{
result = 600;
}
else
{
result = 3600;
}
return result + (result * Math.random() * 0.2);
};
Pull.prototype.sendPullStatus = function(status)
{
if(this.unloading)
{
return;
}
if (typeof BX.onCustomEvent !== 'undefined')
{
BX.onCustomEvent(window, 'onPullStatus', [status]);
}
this.emit({
type: SubscriptionType.Status,
data: {
status: status
}
});
};
Pull.prototype.extendWatch = function (tag, force)
{
if (!tag || this.watchTagsQueue[tag])
{
return false;
}
this.watchTagsQueue[tag] = true;
if (force)
{
this.updateWatch(force);
}
};
Pull.prototype.updateWatch = function (force)
{
clearTimeout(this.watchUpdateTimeout);
this.watchUpdateTimeout = setTimeout(function ()
{
var watchTags = Object.keys(this.watchTagsQueue);
if (watchTags.length > 0)
{
this.restClient.callMethod('pull.watch.extend', {tags: watchTags}, function(result)
{
if(result.error())
{
this.updateWatch();
return false;
}
var updatedTags = result.data();
for (var tagId in updatedTags)
{
if (updatedTags.hasOwnProperty(tagId) && !updatedTags[tagId])
{
this.clearWatch(tagId);
}
}
this.updateWatch();
}.bind(this))
}
else
{
this.updateWatch();
}
}.bind(this), force ? this.watchForceUpdateInterval : this.watchUpdateInterval);
};
Pull.prototype.clearWatch = function (tagId)
{
delete this.watchTagsQueue[tagId];
};
// old functions, not used anymore.
Pull.prototype.setPrivateVar = function(){};
Pull.prototype.returnPrivateVar = function(){};
Pull.prototype.expireConfig = function(){};
Pull.prototype.updateChannelID = function(){};
Pull.prototype.tryConnect = function(){};
Pull.prototype.tryConnectDelay = function(){};
Pull.prototype.tryConnectSet = function(){};
Pull.prototype.updateState = function(){};
Pull.prototype.setUpdateStateStepCount = function(){};
Pull.prototype.supportWebSocket = function()
{
return this.isWebSocketSupported();
};
Pull.prototype.isWebSoketConnected = function()
{
return this.isConnected() && this.connectionType == ConnectionType.WebSocket;
};
Pull.prototype.getPullServerStatus = function(){return this.isConnected()};
Pull.prototype.closeConfirm = function()
{
if (this.notificationPopup)
{
this.notificationPopup.destroy();
}
};
var SharedConfig = function(params)
{
params = params || {};
this.storage = params.storage || new StorageManager();
this.ttl = 24 * 60 * 60;
this.lsKeys = {
websocketBlocked: 'bx-pull-websocket-blocked',
longPollingBlocked: 'bx-pull-longpolling-blocked',
loggingEnabled: 'bx-pull-logging-enabled'
};
this.callbacks = {
onWebSocketBlockChanged: (Utils.isFunction(params.onWebSocketBlockChanged) ? params.onWebSocketBlockChanged : function(){})
};
if (this.storage)
{
window.addEventListener('storage', this.onLocalStorageSet.bind(this));
}
};
SharedConfig.prototype.onLocalStorageSet = function(params)
{
if(
this.storage.compareKey(params.key, this.lsKeys.websocketBlocked)
&& params.newValue != params.oldValue
)
{
this.callbacks.onWebSocketBlockChanged({
isWebSocketBlocked: this.isWebSocketBlocked()
})
}
};
SharedConfig.prototype.isWebSocketBlocked = function()
{
if (!this.storage)
{
return false;
}
return this.storage.get(this.lsKeys.websocketBlocked, 0) > Utils.getTimestamp();
};
SharedConfig.prototype.setWebSocketBlocked = function(isWebSocketBlocked)
{
if (!this.storage)
{
return false;
}
try
{
this.storage.set(this.lsKeys.websocketBlocked, (isWebSocketBlocked ? Utils.getTimestamp()+this.ttl : 0));
}
catch (e)
{
console.error(Utils.getDateForLog() + " Pull: Could not save WS_blocked flag in local storage. Error: ", e);
}
};
SharedConfig.prototype.isLongPollingBlocked = function()
{
if (!this.storage)
{
return false;
}
return this.storage.get(this.lsKeys.longPollingBlocked, 0) > Utils.getTimestamp();
};
SharedConfig.prototype.setLongPollingBlocked = function(isLongPollingBlocked)
{
if (!this.storage)
{
return false;
}
try
{
this.storage.set(this.lsKeys.longPollingBlocked, (isLongPollingBlocked ? Utils.getTimestamp()+this.ttl : 0));
}
catch (e)
{
console.error(Utils.getDateForLog() + " Pull: Could not save LP_blocked flag in local storage. Error: ", e);
}
};
SharedConfig.prototype.isLoggingEnabled = function()
{
if (!this.storage)
{
return false;
}
return this.storage.get(this.lsKeys.loggingEnabled, 0) > Utils.getTimestamp();
};
SharedConfig.prototype.setLoggingEnabled = function(isLoggingEnabled)
{
if (!this.storage)
{
return false;
}
try
{
this.storage.set(this.lsKeys.loggingEnabled, (isLoggingEnabled ? Utils.getTimestamp()+this.ttl : 0));
}
catch (e)
{
console.error("LocalStorage error: ", e);
return false;
}
};
var ObjectExtend = function(child, parent)
{
var f = function() {};
f.prototype = parent.prototype;
child.prototype = new f();
child.prototype.constructor = child;
child.superclass = parent.prototype;
if(parent.prototype.constructor == Object.prototype.constructor)
{
parent.prototype.constructor = parent;
}
};
var AbstractConnector = function(config)
{
this.parent = config.parent;
this.callbacks = {
onOpen: Utils.isFunction(config.onOpen) ? config.onOpen : function() {},
onDisconnect: Utils.isFunction(config.onDisconnect) ? config.onDisconnect : function() {},
onError: Utils.isFunction(config.onError) ? config.onError : function() {},
onMessage: Utils.isFunction(config.onMessage) ? config.onMessage : function() {}
};
this._connected = false;
this.connectionType = "";
this.disconnectCode = '';
this.disconnectReason = '';
Object.defineProperty(this, "connected", {
get: function()
{
return this._connected
},
set: function(connected)
{
if(connected == this._connected)
return;
this._connected = connected;
if(this._connected)
{
this.callbacks.onOpen();
}
else
{
this.callbacks.onDisconnect({
code: this.disconnectCode,
reason: this.disconnectReason
});
}
}
});
Object.defineProperty(this, "path", {
get: function()
{
return this.parent.getConnectionPath(this.connectionType);
}
})
};
var WebSocketConnector = function(config)
{
WebSocketConnector.superclass.constructor.apply(this, arguments);
this.connectionType = ConnectionType.WebSocket;
this.socket = null;
this.onSocketOpenHandler = this.onSocketOpen.bind(this);
this.onSocketCloseHandler = this.onSocketClose.bind(this);
this.onSocketErrorHandler = this.onSocketError.bind(this);
this.onSocketMessageHandler = this.onSocketMessage.bind(this);
};
ObjectExtend(WebSocketConnector, AbstractConnector);
WebSocketConnector.prototype.connect = function()
{
if(this.socket)
{
if(this.socket.readyState === 1)
{
// already connected
return true;
}
else
{
this.socket.removeEventListener('open', this.onSocketOpenHandler);
this.socket.removeEventListener('close', this.onSocketCloseHandler);
this.socket.removeEventListener('error', this.onSocketErrorHandler);
this.socket.removeEventListener('message', this.onSocketMessageHandler);
this.socket.close();
this.socket = null;
}
}
this.createSocket();
};
WebSocketConnector.prototype.disconnect = function(code, message)
{
if (this.socket !== null)
{
this.socket.removeEventListener('open', this.onSocketOpenHandler);
this.socket.removeEventListener('close', this.onSocketCloseHandler);
this.socket.removeEventListener('error', this.onSocketErrorHandler);
this.socket.removeEventListener('message', this.onSocketMessageHandler);
this.socket.close(code, message);
}
this.socket = null;
this.disconnectCode = code;
this.disconnectReason = message;
this.connected = false;
};
WebSocketConnector.prototype.createSocket = function()
{
if(this.socket)
{
throw new Error("Socket already exists");
}
if(!this.path)
{
throw new Error("Websocket connection path is not defined");
}
this.socket = new WebSocket(this.path);
this.socket.binaryType = 'arraybuffer';
this.socket.addEventListener('open', this.onSocketOpenHandler);
this.socket.addEventListener('close', this.onSocketCloseHandler);
this.socket.addEventListener('error', this.onSocketErrorHandler);
this.socket.addEventListener('message', this.onSocketMessageHandler);
};
/**
* Sends some data to the server via websocket connection.
* @param {ArrayBuffer} buffer Data to send.
* @return {boolean}
*/
WebSocketConnector.prototype.send = function(buffer)
{
if(!this.socket || this.socket.readyState !== 1)
{
console.error(Utils.getDateForLog() + ": Pull: WebSocket is not connected");
return false;
}
this.socket.send(buffer);
};
WebSocketConnector.prototype.onSocketOpen = function()
{
this.connected = true;
};
WebSocketConnector.prototype.onSocketClose = function(e)
{
this.socket = null;
this.disconnectCode = e.code;
this.disconnectReason = e.reason;
this.connected = false;
};
WebSocketConnector.prototype.onSocketError = function(e)
{
this.callbacks.onError(e);
};
WebSocketConnector.prototype.onSocketMessage = function(e)
{
this.callbacks.onMessage(e.data);
};
WebSocketConnector.prototype.destroy = function()
{
if(this.socket)
{
this.socket.close();
this.socket = null;
}
};
var LongPollingConnector = function(config)
{
LongPollingConnector.superclass.constructor.apply(this, arguments);
this.active = false;
this.connectionType = ConnectionType.LongPolling;
this.requestTimeout = null;
this.failureTimeout = null;
this.xhr = this.createXhr();
this.requestAborted = false;
};
ObjectExtend(LongPollingConnector, AbstractConnector);
LongPollingConnector.prototype.createXhr = function()
{
var result = new XMLHttpRequest();
if(this.parent.isProtobufSupported())
{
result.responseType = "arraybuffer";
}
result.addEventListener("readystatechange", this.onXhrReadyStateChange.bind(this));
return result;
};
LongPollingConnector.prototype.connect = function()
{
this.active = true;
this.performRequest();
};
LongPollingConnector.prototype.disconnect = function(code, reason)
{
this.active = false;
if(this.failureTimeout)
{
clearTimeout(this.failureTimeout);
this.failureTimeout = null;
}
if(this.requestTimeout)
{
clearTimeout(this.requestTimeout);
this.requestTimeout = null;
}
if(this.xhr)
{
this.requestAborted = true;
this.xhr.abort();
}
this.disconnectCode = code;
this.disconnectReason = reason;
this.connected = false;
};
LongPollingConnector.prototype.performRequest = function()
{
var self = this;
if(!this.active)
return;
if(!this.path)
{
throw new Error("Long polling connection path is not defined");
}
if(this.xhr.readyState !== 0 && this.xhr.readyState !== 4)
{
return;
}
clearTimeout(this.failureTimeout);
clearTimeout(this.requestTimeout);
this.failureTimeout = setTimeout(function()
{
self.connected = true;
}, 5000);
this.requestTimeout = setTimeout(this.onRequestTimeout.bind(this), LONG_POLLING_TIMEOUT * 1000);
this.xhr.open("GET", this.path);
this.xhr.send();
};
LongPollingConnector.prototype.onRequestTimeout = function()
{
this.requestAborted = true;
this.xhr.abort();
this.performRequest();
};
LongPollingConnector.prototype.onXhrReadyStateChange = function (e)
{
if (this.xhr.readyState === 4)
{
if(!this.requestAborted || this.xhr.status == 200)
{
this.onResponse(this.xhr.response);
}
this.requestAborted = false;
}
};
/**
* Sends some data to the server via http request.
* @param {ArrayBuffer} buffer Data to send.
* @return {bool}
*/
LongPollingConnector.prototype.send = function(buffer)
{
var path = this.parent.getPublicationPath();
if(!path)
{
console.error(Utils.getDateForLog() + ": Pull: publication path is empty");
return false;
}
var xhr = new XMLHttpRequest();
xhr.open("POST", path);
xhr.send(buffer);
};
LongPollingConnector.prototype.onResponse = function(response)
{
if(this.failureTimeout)
{
clearTimeout(this.failureTimeout);
this.failureTimeout = 0;
}
if(this.requestTimeout)
{
clearTimeout(this.requestTimeout);
this.requestTimeout = 0;
}
if(this.xhr.status == 200)
{
this.connected = true;
if(Utils.isNotEmptyString(response) || (response instanceof ArrayBuffer))
{
this.callbacks.onMessage(response);
}
else
{
this.parent.session.mid = null;
}
this.performRequest();
}
else if(this.xhr.status == 304)
{
this.connected = true;
if (this.xhr.getResponseHeader("Expires") === "Thu, 01 Jan 1973 11:11:01 GMT")
{
var lastMessageId = this.xhr.getResponseHeader("Last-Message-Id");
if (Utils.isNotEmptyString(lastMessageId))
{
this.parent.setLastMessageId(lastMessageId);
}
}
this.performRequest();
}
else
{
this.callbacks.onError('Could not connect to the server');
this.connected = false;
}
};
var ChannelManager = function (params)
{
this.publicIds = {};
this.restClient = typeof params.restClient !== "undefined"? params.restClient: BX.rest;
this.getPublicListMethod = params.getPublicListMethod;
};
/**
*
* @param {Array} users Array of user ids.
* @return {BX.Promise}
*/
ChannelManager.prototype.getPublicIds = function(users)
{
var promise = new BX.Promise();
var result = {};
var now = new Date();
var unknownUsers = [];
for(var i = 0; i < users.length; i++)
{
var userId = users[i];
if(this.publicIds[userId] && this.publicIds[userId]['end'] > now)
{
result[userId] = this.publicIds[userId];
}
else
{
unknownUsers.push(userId);
}
}
if(unknownUsers.length === 0)
{
promise.resolve(result);
return promise;
}
this.restClient.callMethod(this.getPublicListMethod, {users: unknownUsers}).then(function(response)
{
if(response.error())
{
promise.resolve({});
return promise;
}
var data = response.data();
this.setPublicIds(Utils.objectValues(data));
unknownUsers.forEach(function(userId) {
result[userId] = this.publicIds[userId];
}, this);
promise.resolve(result);
}.bind(this));
return promise;
};
/**
*
* @param {object[]} publicIds
* @param {integer} publicIds.user_id
* @param {string} publicIds.public_id
* @param {string} publicIds.signature
* @param {Date} publicIds.start
* @param {Date} publicIds.end
*/
ChannelManager.prototype.setPublicIds = function(publicIds)
{
for(var i = 0; i < publicIds.length; i++)
{
var publicIdDescriptor = publicIds[i];
var userId = publicIdDescriptor.user_id;
this.publicIds[userId] = {
userId: userId,
publicId: publicIdDescriptor.public_id,
signature: publicIdDescriptor.signature,
start: new Date(publicIdDescriptor.start),
end: new Date(publicIdDescriptor.end)
}
}
};
var StorageManager = function (params)
{
params = params || {};
this.userId = params.userId? params.userId: (typeof BX.message !== 'undefined' && BX.message.USER_ID? BX.message.USER_ID: 0);
this.siteId = params.siteId? params.siteId: (typeof BX.message !== 'undefined' && BX.message.SITE_ID? BX.message.SITE_ID: 'none');
};
StorageManager.prototype.set = function(name, value)
{
if (typeof window.localStorage === 'undefined')
{
return false;
}
if (typeof value != 'string')
{
if (value)
{
value = JSON.stringify(value);
}
}
return window.localStorage.setItem(this.getKey(name), value)
};
StorageManager.prototype.get = function(name, defaultValue)
{
if (typeof window.localStorage === 'undefined')
{
return defaultValue || null;
}
var result = window.localStorage.getItem(this.getKey(name));
if (result === null)
{
return defaultValue || null;
}
return JSON.parse(result);
};
StorageManager.prototype.remove = function(name)
{
if (typeof window.localStorage === 'undefined')
{
return false;
}
return window.localStorage.removeItem(this.getKey(name));
};
StorageManager.prototype.getKey = function (name)
{
return 'bx-pull-' + this.userId + '-' + this.siteId + '-' + name;
};
StorageManager.prototype.compareKey = function (eventKey, userKey)
{
return eventKey === this.getKey(userKey);
};
var Utils = {
browser: {
IsChrome: function()
{
return navigator.userAgent.toLowerCase().indexOf('chrome') != -1;
},
IsFirefox: function()
{
return navigator.userAgent.toLowerCase().indexOf('firefox') != -1;
},
IsIe: function ()
{
return navigator.userAgent.match(/(Trident\/|MSIE\/)/) !== null;
}
},
getTimestamp: function()
{
return (new Date()).getTime();
},
/**
* Reduces errors array to single string.
* @param {array} errors
* @return {string}
*/
errorsToString: function(errors)
{
if(!this.isArray(errors))
{
return "";
}
else
{
return errors.reduce(function(result, currentValue)
{
if(result != "")
{
result += "; ";
}
return result + currentValue.code + ": " + currentValue.message;
}, "");
}
},
isString: function(item) {
return item === '' ? true : (item ? (typeof (item) == "string" || item instanceof String) : false);
},
isArray: function(item) {
return item && Object.prototype.toString.call(item) == "[object Array]";
},
isFunction: function(item) {
return item === null ? false : (typeof (item) == "function" || item instanceof Function);
},
isDomNode: function(item) {
return item && typeof (item) == "object" && "nodeType" in item;
},
isDate: function(item) {
return item && Object.prototype.toString.call(item) == "[object Date]";
},
isPlainObject: function(item)
{
if(!item || typeof(item) !== "object" || item.nodeType)
{
return false;
}
var hasProp = Object.prototype.hasOwnProperty;
try
{
if (item.constructor && !hasProp.call(item, "constructor") && !hasProp.call(item.constructor.prototype, "isPrototypeOf") )
{
return false;
}
}
catch (e)
{
return false;
}
var key;
for (key in item)
{
}
return typeof(key) === "undefined" || hasProp.call(item, key);
},
isNotEmptyString: function(item) {
return this.isString(item) ? item.length > 0 : false;
},
buildQueryString: function(params)
{
var result = '';
for (var key in params)
{
if (!params.hasOwnProperty(key))
{
continue;
}
var value = params[key];
if(Utils.isArray(value))
{
value.forEach(function(valueElement, index)
{
result += encodeURIComponent(key + "[" + index + "]") + "=" + encodeURIComponent(valueElement) + "&";
});
}
else
{
result += encodeURIComponent(key) + "=" + encodeURIComponent(value) + "&";
}
}
if(result.length > 0)
{
result = result.substr(0, result.length - 1);
}
return result;
},
objectValues: function values(obj)
{
var result = [];
for (var key in obj)
{
if(obj.hasOwnProperty(key) && obj.propertyIsEnumerable(key))
{
result.push(obj[key]);
}
}
return result;
},
clone: function(obj, bCopyObj)
{
var _obj, i, l;
if (bCopyObj !== false)
bCopyObj = true;
if (obj === null)
return null;
if (this.isDomNode(obj))
{
_obj = obj.cloneNode(bCopyObj);
}
else if (typeof obj == 'object')
{
if (this.isArray(obj))
{
_obj = [];
for (i=0,l=obj.length;i<l;i++)
{
if (typeof obj[i] == "object" && bCopyObj)
_obj[i] = this.clone(obj[i], bCopyObj);
else
_obj[i] = obj[i];
}
}
else
{
_obj = {};
if (obj.constructor)
{
if (this.isDate(obj))
_obj = new Date(obj);
else
_obj = new obj.constructor();
}
for (i in obj)
{
if (!obj.hasOwnProperty(i))
{
continue;
}
if (typeof obj[i] == "object" && bCopyObj)
_obj[i] = this.clone(obj[i], bCopyObj);
else
_obj[i] = obj[i];
}
}
}
else
{
_obj = obj;
}
return _obj;
},
getDateForLog: function()
{
var d = new Date();
return d.getFullYear() + "-" + Utils.lpad(d.getMonth(), 2, '0') + "-" + Utils.lpad(d.getDate(), 2, '0') + " " + Utils.lpad(d.getHours(), 2, '0') + ":" + Utils.lpad(d.getMinutes(), 2, '0');
},
lpad: function(str, length, chr)
{
str = str.toString();
chr = chr || ' ';
if(str.length > length)
{
return str;
}
var result = '';
for(var i = 0; i < length - str.length; i++)
{
result += chr;
}
return result + str;
}
};
if (
typeof BX.namespace !== 'undefined'
&& typeof BX.PULL === 'undefined'
)
{
BX.PULL = new Pull();
}
BX.PullClient = Pull;
BX.PullClient.PullStatus = PullStatus;
BX.PullClient.SubscriptionType = SubscriptionType;
BX.PullClient.CloseReasons = CloseReasons;
BX.PullClient.StorageManager = StorageManager;
})();