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session.js
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session.js
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(function() {
function Session(event) {
// load chrome.storage.local settings
// (maybe resume.dat file from PERSISTENT isolated storage)
// setup listen for gcm messages if setting wants it.
this.id = 'app01'
this.statekey = 'session01.state'
this.GUID = null
this.state = null
this.options = null
this.oauth = []
this.permissions = null
this.notifications = new jstorrent.Notifications
this.events = []
this.ready = false
this.launching = false
this.eventData = null
this.wantsUI = false
this.thinking = null
this.gcmid = null
this.gcm_retries = 0
this.userProfile = null
this.platformInfo = null
this.cpuInfo = null
this.storageInfo = null
this.memoryInfo = null
this.networkInterfaces = null
this.manifest = null
this.analytics = null
this.client = false // becomes true and then reference to actual client
this[MAINWIN] = false
this.registerEvent(event)
this.onClientError_ = this.onClientError.bind(this)
this.onTorrentComplete_ = this.onTorrentComplete.bind(this)
this.onTorrentProgress_ = this.onTorrentProgress.bind(this)
this.onTorrentStart_ = this.onTorrentStart.bind(this)
this.onTorrentStop_ = this.onTorrentStop.bind(this)
this.onTorrentHaveMetadata_ = this.onTorrentHaveMetadata.bind(this)
runParallel( [ this.getPermissions.bind(this),
this.getLastState.bind(this),
this.getGUID.bind(this),
this.getProfileInfo.bind(this), // needs chrome 37
this.getSystemCPUInfo.bind(this),
this.getNetworkInterfaces.bind(this),
this.getSystemStorageInfo.bind(this),
this.getSystemMemoryInfo.bind(this),
this.getPlatformInfo.bind(this),
this.getOptions.bind(this) ],
this.onReady.bind(this))
}
SessionProto = {
getGUID: function(cb) {
chrome.storage.local.get('GUID', function(result) {
var guid = result["GUID"]
if (! guid) {
this.GUID = makeguid()
chrome.storage.local.set({"GUID":this.GUID})
} else {
this.GUID = guid
}
cb()
}.bind(this))
},
getNetworkInterfaces: function(cb) {
chrome.system.network.getNetworkInterfaces( function(info) {
this.networkInterfaces = info
cb()
}.bind(this))
},
getSystemCPUInfo: function(cb) {
chrome.system.cpu.getInfo( function(info) {
this.cpuInfo = info
cb()
}.bind(this))
},
getSystemStorageInfo: function(cb) {
chrome.system.storage.getInfo( function(info) {
this.storageInfo = info
cb()
}.bind(this))
},
getSystemMemoryInfo: function(cb) {
chrome.system.memory.getInfo( function(info) {
this.memoryInfo = info
cb()
}.bind(this))
},
getProfileInfo: function(cb) {
chrome.identity.getProfileUserInfo( function(info) {
this.userProfile = info
cb()
}.bind(this))
},
getPlatformInfo: function(cb) {
chrome.runtime.getPlatformInfo( function(info) {
this.platformInfo = info
cb()
}.bind(this))
},
getLastState: function(cb) {
chrome.storage.local.get(this.statekey, function(result) {
this.state = result[this.statekey]
cb()
}.bind(this))
},
onTorrentComplete: function(evt) {
console.clog(L.SESSION,'torrent complete',evt)
},
onTorrentProgress: function(torrent) {
//console.clog(L.SESSION,'torrent progress',torrent.get('name'), Math.floor(100 * torrent.get('complete')))
},
onClientError: function(evt,e) {
console.clog(L.SESSION,'on client error',evt,e)
},
onTorrentStart: function(torrent) {
console.clog(L.SESSION,'torrent start',torrent)
},
onTorrentStop: function(torrent) {
console.clog(L.SESSION,'torrent stop',torrent)
},
onTorrentHaveMetadata: function(torrent) {
console.clog(L.SESSION,'torrent has metadata',torrent)
},
prettyDeviceName: function() {
var GBRAM = ( this.memoryInfo.capacity / (Math.pow(1024,3)) ).toFixed(1)
var CPU = this.cpuInfo.modelName
var cores = this.cpuInfo.numOfProcessors.toString()
var OS = this.platformInfo.os
return [OS,
navigator.platform,
CPU,
cores,
GBRAM]
},
bindClientEvents: function() {
this.client.on('error', this.onClientError_)
this.client.torrents.on('error', this.onClientError_)
this.client.torrents.on('complete', this.onTorrentComplete_)
this.client.torrents.on('progress', this.onTorrentProgress_)
this.client.torrents.on('started', this.onTorrentStart_)
this.client.torrents.on('havemetadata', this.onTorrentHaveMetadata_)
this.client.torrents.on('stopped', this.onTorrentStop_)
},
debugState: function() {
return
return {client:this.client,
MAINWIN:this[MAINWIN],
analytics:this.analytics,
launching:this.launching}
},
onWindowClosed: function(id) {
console.clog(L.SESSION,'window closed',id,this.debugState())
this[id] = null
if (id == MAINWIN) {
var win = chrome.app.window.get(id).contentWindow
var fgapp = win.fgapp
// client still has event listeners with fgapp, and they are being sent, but ignored. hm
this.client.fgapp = null
var opts = chrome.app.window.get('options')
if (opts) { opts.close() }
var help = chrome.app.window.get('help')
if (help) { help.close() }
}
},
onWindowRestored: function() {
console.log('main window restored. re-create UI')
if (this.client && this.client.fgapp && this.client.fgapp.UI) {
this.client.fgapp.UI.undestroy()
}
},
onWindowMinimized: function() {
console.log('main window minimized. destroy UI')
if (this.client && this.client.fgapp && this.client.fgapp.UI) {
this.client.fgapp.UI.destroy()
}
},
notify: function(msg, prio) {
console.log('app notify',msg,'prio',prio)
},
createNotification: function(opts) {
console.log('create notification',opts)
},
shutdown: function() {
killAllSockets()
this.analytics = null
if (this.client) {
//this.client.fgapp.cleanup()
this.client.fgapp = null
}
this.client.cleanup()
this.client = null
var cwin = chrome.app.window.get('client')
if (cwin) cwin.close()
var awin = chrome.app.window.get('analytics')
if (awin) awin.close()
if (this.thinking) {
clearInterval(this.thinking)
this.thinking = null
}
var d = {}
d[this.statekey] = {dontstart_once:true}
chrome.storage.local.set(d, function() {
chrome.runtime.reload()
})
},
addListener: function(t,cb) {
if (! this._listeners[t]) this._listeners[t] = []
this._listeners[t].push(cb)
},
trigger: function(t) {
var cbs = this._listeners[t]
if (cbs) cbs.forEach( function(cb){cb()} )
},
registerOAuthGrant: function(scopes, token) {
console.clog(L.SESSION,'got oauth',scopes,token)
this.oauth.push( { scopes: scopes, token: token } )
this.registerWithGCMServer()
},
tryGetOpenID: function() {
if (! this.options.get('remote_access')) { return }
var scopes = ["openid"]
// would be nice maybe to allow using an account different from the chrome account.
// (launch web auth flow ...)
chrome.identity.getAuthToken({scopes:scopes,
interactive:false
},
function(result) {
var lasterr = chrome.runtime.lastError
if (lasterr) {
console.log('could not get token',lasterr)
} else if (result) {
// token can be empty? (maybe user clicks cancel)
this.registerOAuthGrant(scopes, result)
}
}.bind(this))
},
registerWithGCMServerResult: function(evt) {
console.clog(L.SESSION,'got register result',evt.target.status)
},
registerWithGCMServer: function() {
chrome.gcm.register([jstorrent.gcm_appid], function(gcmid) {
var lasterr = chrome.runtime.lastError
if (lasterr) {
// try again ?
console.log('error registering with gcm',lasterr)
this.gcm_retries++
if (this.gcm_retries > 3) {
console.log('giving up registering with gcm')
} else {
setTimeout( this.registerWithGCMServer.bind(this), 1000 * Math.pow(this.gcm_retries, 2) )
}
return
}
console.clog(L.SESSION,'registered with gcm',gcmid)
this.gcmid = gcmid
var oauth = this.oauth[this.oauth.length - 1]
var params = {
appid: jstorrent.gcm_appid,
guid: this.GUID,
scopes: oauth.scopes.join(' '),
token: oauth.token,
version: this.manifest.version,
locale: chrome.i18n.getUILanguage(),
dev: DEVMODE,
device_name: this.options.get('remote_access_device_name'),
device: this.prettyDeviceName(),
gcmid: gcmid
}
var xhr = new XMLHttpRequest
xhr.timeout = 20000
xhr.open("POST", jstorrent.gcm_identity_server + '/api/gcm/register')
xhr.onload = xhr.onerror = xhr.ontimeout = this.registerWithGCMServerResult.bind(this)
xhr.send(JSON.stringify(params))
}.bind(this))
},
registerEvent: function(event) {
console.clog(L.SESSION,'register event',event,this.debugState())
this.events.push(event)
this.runEvents()
},
getPermissions: function(cb) {
chrome.permissions.getAll( function(permissions) {
this.permissions = permissions
cb()
}.bind(this))
},
getOptions: function(cb) {
this.options = new jstorrent.Options({app:this})
this.options.load( cb )
},
runEvents: function() {
if (this.ready && ! this.launching && this.events.length > 0) {
var evt = this.events.shift()
this.runEvent( evt )
}
},
onReady: function() {
this.manifest = chrome.runtime.getManifest()
console.clog(L.SESSION,'ready')
this.ready = true
this.analytics = new jstorrent.Analytics({app:this})
this.tryGetOpenID()
if (this.state && this.state.dontstart_once) {
if (this.events) { this.events.shift() }
chrome.storage.local.remove(this.statekey, function() {
console.clog(L.SESSION, 'wont start, dontstart_once')
})
this.state = null
} else {
this.runEvents()
}
},
createClient: function() {
if (! this.client) {
this.client = true
var id = 'client'
chrome.app.window.create('gui/client.html',
{id:id,
hidden:true},
function(win){
win.onClosed.addListener(this.onWindowClosed.bind(this,id))
}.bind(this))
} else {
}
},
createAnalytics: function() {
if (! this.analytics) {
this.analytics = true
var id = 'analytics'
chrome.app.window.create('gui/analytics.html',
{id:id,
hidden:true},
function(win){
win.onClosed.addListener(this.onWindowClosed.bind(this,id))
}.bind(this))
}
},
createUI: function() {
if (! this[MAINWIN]) {
var id = MAINWIN
this[MAINWIN]=true
var opts ={
outerBounds: { width: 865,
height: 610,
minWidth: 780,
minHeight: 200 },
frame:{type:'chrome',
color:'#2191ed',
activeColor:'#2191ed',
inactiveColor: '#82c9ff'
},
resizable: true,
id: id
}
chrome.app.window.create('gui/ui.html',
opts,
function(win){
win.onMinimized.addListener(this.onWindowMinimized.bind(this,id))
win.onRestored.addListener(this.onWindowRestored.bind(this,id))
win.onClosed.addListener(this.onWindowClosed.bind(this,id))
}.bind(this))
}
},
onClientPageInit: function(win) {
console.clog(L.SESSION,'client page created client',win.client)
console.assert(win.client)
this.client = win.client
//this.lastclient = win.client // debug how long this reference stays around
this.bindClientEvents()
if (this.wantsUI) {
this.createUI()
} else {
this.launchDone()
}
},
onAnalyticsPageInit: function(win) {
console.clog(L.SESSION,'analytics page ready',win.jsanalytics)
this.analytics = win.jsanalytics
this.createClient()
},
onUIPageInit: function(win) {
console.clog(L.SESSION,'UI page ready')
this[MAINWIN] = true
this.launchDone()
},
launchDone: function() {
console.clog(L.SESSION,'launchdone',this.eventData)
this.launching = false
this.client.handleLaunchData(this.eventData)
this.eventData = null
this.runEvents()
},
launch: function(data) {
console.clog(L.SESSION,'launch',data)
if (! this.thinking) {
this.thinking = setInterval(this.think.bind(this), 10000)
}
if (this.launching) {
console.warn('call to launch with',data,'but already launching')
return
}
this.launching = true // this is getting stuck
if (this[MAINWIN]) {
// have all windows already
if (data.type != 'gcmMessage') {// only for some types of events
chrome.app.window.get(MAINWIN).focus()
}
this.launchDone()
} else if (this.wantsUI && this.analytics && this.client) { // this.client == false even when should be true
this.createUI()
} else {
this.createAnalytics() // made it a separate page because analytics bundle seems to prevent sleep.
}
},
think: function() {
if (DEVMODE && this.options.get('dont_shutdown')) { return }
// TODO when ui open, stop interval
var mainwin = chrome.app.window.get(MAINWIN)
if (this.launching) {
} else if (! mainwin && ! this.options.get('download_in_background')) {
console.log('shutting down, background mode disabled')
this.shutdown()
} else if (this.client && ! this.client.isActive() && ! mainwin) {
console.clog(L.SESSION,'shut it down?',this.debugState())
this.shutdown()
}
},
sendGCM: function(data) {
var msgid = makemsgid()
var dst = jstorrent.gcm_appid + "@gcm.googleapis.com"
console.log('sending msg',msgid,'to',dst)
chrome.gcm.send( {destinationId:dst,
messageId:msgid,
timeToLive: 20, // 60 seconds
data:data
}, function(resp){
var lasterr = chrome.runtime.lastError
if (lasterr) {
console.error('error sending gcm',lasterr)
} else {
console.log('sent message',resp)
}
})
},
runEvent: function(event) {
this.eventData = event
console.clog(L.SESSION,'run event',event)
switch(event.type) {
case 'onMessageExternal':
if (event.request.command == 'add-url') {
this.wantsUI = true
}
this.launch(event)
break
case 'onLaunched':
this.wantsUI = true
console.log('wants UI')
this.launch(event)
break
case 'onStartup':
// called when chrome browser is opened fresh
if (this.options.get('start_in_background')) {
this.launch(event)
}
break
case 'onInstalled':
// called if chrome.runtime.reload from background page
if (this.options.get('start_in_background')) {
this.launch(event)
}
break
case 'onSuspend':
console.log('going to suspend. great!')
var fgapp = this.get_fgapp()
if (fgapp) {
fgapp.runtimeMessage(event.type)
}
break
case 'onSuspendCanceled':
console.log('suspend canceled!')
var fgapp = this.get_fgapp()
if (fgapp) {
fgapp.runtimeMessage(event.type)
}
break
case 'gcmMessage':
this.handleGCM(event)
break
default:
console.log('other/unrecognized runtime event',event)
}
},
get_fgapp: function() {
var mainwin = chrome.app.window.get(MAINWIN)
return mainwin && mainwin.contentWindow && mainwin.contentWindow.fgapp
},
handleGCM: function(event) {
// gets handled in js/client.js
var data = event.message.data
var reqid = data.reqid
console.assert(reqid)
this.launch(event)
}
}
for (var m in SessionProto) Session.prototype[m] = SessionProto[m]
jstorrent.Session = Session
})()