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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/**
* @fileoverview
* Class handling creation and teardown of a remoting host session.
*
* This abstracts a <embed> element and controls the plugin which does the
* actual remoting work. There should be no UI code inside this class. It
* should be purely thought of as a controller of sorts.
*/
'use strict';
/** @suppress {duplicate} */
var remoting = remoting || {};
/**
* @constructor
*/
remoting.HostSession = function() {
/** @type {remoting.HostIt2MeDispatcher} @private */
this.hostDispatcher_ = null;
};
// Note that these values are copied directly from host_script_object.h and
// must be kept in sync.
/** @enum {number} */
remoting.HostSession.State = {
UNKNOWN: -1,
DISCONNECTED: 0,
STARTING: 1,
REQUESTED_ACCESS_CODE: 2,
RECEIVED_ACCESS_CODE: 3,
CONNECTED: 4,
DISCONNECTING: 5,
ERROR: 6,
INVALID_DOMAIN_ERROR: 7
};
/**
* @param {string} stateString The string representation of the host state.
* @return {remoting.HostSession.State} The HostSession.State enum value
* corresponding to stateString.
*/
remoting.HostSession.State.fromString = function(stateString) {
if (!remoting.HostSession.State.hasOwnProperty(stateString)) {
console.error('Unexpected HostSession.State string: ', stateString);
return remoting.HostSession.State.UNKNOWN;
}
return remoting.HostSession.State[stateString];
}
/**
* Initiates a connection.
* @param {remoting.HostIt2MeDispatcher} hostDispatcher It2Me host dispatcher
* to use.
* @param {string} email The user's email address.
* @param {string} accessToken A valid OAuth2 access token.
* @param {function(remoting.HostSession.State):void} onStateChanged
* Callback for notifications of changes to the host plugin's state.
* @param {function(boolean):void} onNatTraversalPolicyChanged Callback
* for notification of changes to the NAT traversal policy.
* @param {function(string):void} logDebugInfo Callback allowing the plugin
* to log messages to the debug log.
* @param {function():void} onError Callback to invoke in case of an error.
*/
remoting.HostSession.prototype.connect =
function(hostDispatcher, email, accessToken, onStateChanged,
onNatTraversalPolicyChanged, logDebugInfo, onError) {
/** @private */
this.hostDispatcher_ = hostDispatcher;
this.hostDispatcher_.connect(
email, 'oauth2:' + accessToken,
onStateChanged, onNatTraversalPolicyChanged, logDebugInfo,
remoting.settings.XMPP_SERVER_ADDRESS,
remoting.settings.XMPP_SERVER_USE_TLS,
remoting.settings.DIRECTORY_BOT_JID,
onError);
};
/**
* Get the access code generated by the it2me host. Valid only after the
* host state is RECEIVED_ACCESS_CODE.
* @return {string} The access code.
*/
remoting.HostSession.prototype.getAccessCode = function() {
return this.hostDispatcher_.getAccessCode();
};
/**
* Get the lifetime for the access code. Valid only after the host state is
* RECEIVED_ACCESS_CODE.
* @return {number} The access code lifetime, in seconds.
*/
remoting.HostSession.prototype.getAccessCodeLifetime = function() {
return this.hostDispatcher_.getAccessCodeLifetime();
};
/**
* Get the email address of the connected client. Valid only after the plugin
* state is CONNECTED.
* @return {string} The client's email address.
*/
remoting.HostSession.prototype.getClient = function() {
return this.hostDispatcher_.getClient();
};
/**
* Disconnect the it2me session.
* @return {void} Nothing.
*/
remoting.HostSession.prototype.disconnect = function() {
this.hostDispatcher_.disconnect();
};
/**
* @return {void} Nothing.
*/
remoting.HostSession.prototype.cleanup = function() {
this.hostDispatcher_.cleanup();
};
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