16 |
f(a);g(args); |
f(a);g(args); |
17 |
} |
} |
18 |
}; |
}; |
|
function addUnLoadEvent(func) { |
|
|
var oldonunload = window.onunload; |
|
|
if (typeof window.onunload != 'function') { |
|
|
window.onunload = func; |
|
|
} else { |
|
|
window.onunload = function() { |
|
|
if (oldonunload) { |
|
|
oldonunload(); |
|
|
} |
|
|
func(); |
|
|
} |
|
|
} |
|
|
} |
|
|
//addUnLoadEvent(meteordestroy); |
|
|
function meteordestroy() { |
|
|
var x = Meteor.instances.length; |
|
|
for(var i=0; i<x; i++) { |
|
|
Meteor.instances[i].stop(); |
|
|
delete Meteor.instances[i]; |
|
|
} |
|
|
} |
|
19 |
|
|
20 |
function Meteor(instID) { |
function Meteor(instID) { |
21 |
|
|
34 |
this.persist = true; |
this.persist = true; |
35 |
this.frameloadtimer = false; |
this.frameloadtimer = false; |
36 |
this.frameurl = false; |
this.frameurl = false; |
37 |
|
this.debugmode = false; |
38 |
|
|
39 |
// Documented public properties |
// Documented public properties |
40 |
this.channel = false; |
this.channel = false; |
44 |
this.smartpoll = true; |
this.smartpoll = true; |
45 |
this.pollfreq = 2000; |
this.pollfreq = 2000; |
46 |
this.minpollfreq = 2000; |
this.minpollfreq = 2000; |
47 |
this.mode = "stream"; |
this.mode = "poll"; |
48 |
this.polltimeout=30000; |
this.polltimeout=30000; |
49 |
this.maxmessages=0; |
this.maxmessages=0; |
50 |
this.pingtimeout = 10000; |
this.pingtimeout = 10000; |
53 |
/* Statuses: 0 = Uninitialised, |
/* Statuses: 0 = Uninitialised, |
54 |
1 = Loading stream, |
1 = Loading stream, |
55 |
2 = Loading controller frame, |
2 = Loading controller frame, |
56 |
3 = Controller frame timeout, retrying every 5 seconds |
3 = Controller frame timeout, retrying. |
57 |
4 = Controller frame loaded and ready |
4 = Controller frame loaded and ready |
58 |
5 = Receiving data |
5 = Receiving data |
59 |
*/ |
*/ |
60 |
|
|
61 |
this.instID = (typeof(instID) != "undefined") ? instID : 0; |
this.instID = (typeof(instID) != "undefined") ? instID : 0; |
62 |
this.MHostId = Math.floor(Math.random()*100000000)+this.instID; |
this.MHostId = Math.floor(Math.random()*100000000)+""+this.instID; |
63 |
} |
} |
64 |
|
|
65 |
Meteor.instances = new Array(); |
Meteor.instances = new Array(); |
|
Meteor.servertimeoffset = 0; |
|
66 |
|
|
67 |
Meteor.create = function(instID) { |
Meteor.create = function(instID) { |
68 |
if (!instID) instID = Meteor.instances.length; |
if (!instID) instID = Meteor.instances.length; |
72 |
|
|
73 |
Meteor.register = function(ifr) { |
Meteor.register = function(ifr) { |
74 |
instid = new String(ifr.window.frameElement.id); |
instid = new String(ifr.window.frameElement.id); |
75 |
instid = instid.replace("meteorframe_", ""); |
instid = instid.replace(/.*_([0-9]*)$/, "$1"); |
76 |
ifr.p = this.instances[instid].process.bind(this.instances[instid]); |
ifr.p = this.instances[instid].process.bind(this.instances[instid]); |
77 |
ifr.r = this.instances[instid].reset.bind(this.instances[instid]); |
ifr.r = this.instances[instid].reset.bind(this.instances[instid]); |
78 |
ifr.eof = this.instances[instid].eof.bind(this.instances[instid]); |
ifr.eof = this.instances[instid].eof.bind(this.instances[instid]); |
80 |
ifr.increasepolldelay = this.instances[instid].increasepolldelay.bind(this.instances[instid]); |
ifr.increasepolldelay = this.instances[instid].increasepolldelay.bind(this.instances[instid]); |
81 |
clearTimeout(this.instances[instid].frameloadtimer); |
clearTimeout(this.instances[instid].frameloadtimer); |
82 |
this.instances[instid].setstatus(4); |
this.instances[instid].setstatus(4); |
83 |
} |
if (this.debugmode) console.log("Frame registered"); |
|
|
|
|
Meteor.setServerTime = function(timestamp) { |
|
|
var now = new Date(); |
|
|
var clienttime = (now.getTime() / 1000); |
|
|
Meteor.servertimeoffset = timestamp - clienttime; |
|
84 |
} |
} |
85 |
|
|
86 |
Meteor.prototype.start = function() { |
Meteor.prototype.start = function() { |
88 |
this.smartpoll = (this.smartpoll)?1:0; |
this.smartpoll = (this.smartpoll)?1:0; |
89 |
this.mode = (this.mode=="stream")?"stream":"poll"; |
this.mode = (this.mode=="stream")?"stream":"poll"; |
90 |
if (!this.subdomain || !this.channel) throw "Channel or Meteor subdomain host not specified"; |
if (!this.subdomain || !this.channel) throw "Channel or Meteor subdomain host not specified"; |
91 |
|
this.stop(); |
92 |
var now = new Date(); |
var now = new Date(); |
93 |
var t = now.getTime(); |
var t = now.getTime(); |
94 |
if (typeof(this.transferDoc)=="object") { |
this.setstatus(1); |
|
this.transferDoc.open(); |
|
|
this.transferDoc.close(); |
|
|
delete this.transferDoc; |
|
|
} |
|
|
if (document.getElementById("meteorframe_"+this.instID)) { |
|
|
document.body.removeChild(document.getElementById("meteorframe_"+this.instID)); |
|
|
} |
|
95 |
if (this.mode=="stream") { |
if (this.mode=="stream") { |
96 |
if (document.all) { |
var surl = "http://"+this.subdomain+"."+location.hostname+"/"+this.dynamicpageaddress+"?channel="+this.channel+"&id="+this.MHostId; |
97 |
this.setstatus(1); |
if (this.lastmsgreceived >= 0) { |
98 |
this.transferDoc = new ActiveXObject("htmlfile"); |
surl += "&restartfrom="+this.lastmsgreceived; |
99 |
this.transferDoc.open(); |
} else if (this.backtrack > 0) { |
100 |
this.transferDoc.write("<html>"); |
surl += "&backtrack="+this.backtrack; |
101 |
this.transferDoc.write("<script>document.domain=\""+(document.domain)+"\";</"+"script>"); |
} else if (this.backtrack < 0 || isNaN(this.backtrack)) { |
102 |
this.transferDoc.write("</html>"); |
surl += "&restartfrom="; |
|
var selfref = this; |
|
|
this.transferDoc.parentWindow.Meteor = Meteor; |
|
|
this.transferDoc.close(); |
|
|
var ifrDiv = this.transferDoc.createElement("div"); |
|
|
this.transferDoc.appendChild(ifrDiv); |
|
|
var url = "http://"+this.subdomain+"."+location.hostname+"/"+this.dynamicpageaddress+"?channel="+this.channel+"&id="+this.MHostId; |
|
|
if (this.lastmsgreceived >= 0) { |
|
|
url += "&restartfrom="+this.lastmsgreceived; |
|
|
} else if (this.backtrack > 0) { |
|
|
url += "&backtrack="+this.backtrack; |
|
|
} else if (this.backtrack < 0 || isNaN(this.backtrack)) { |
|
|
url += "&restartfrom="; |
|
|
} |
|
|
ifrDiv.innerHTML = "<iframe id=\"meteorframe_"+this.instID+"\" src=\""+url+"&nocache="+t+"\" style=\"display: none;\"></iframe>"; |
|
|
} else { |
|
|
var ifr = document.createElement("IFRAME"); |
|
|
ifr.style.width = "10px"; |
|
|
ifr.style.height = "10px"; |
|
|
ifr.style.border = "none"; |
|
|
ifr.style.position = "absolute"; |
|
|
ifr.style.top = "-10px"; |
|
|
ifr.style.marginTop = "-10px"; |
|
|
ifr.style.zIndex = "-20"; |
|
|
ifr.id = "meteorframe_"+this.instID; |
|
|
document.body.appendChild(ifr); |
|
|
this.frameurl = "http://"+this.subdomain+"."+location.hostname+"/stream.html"; |
|
|
this.frameload(); |
|
103 |
} |
} |
104 |
|
this.createIframe(surl); |
105 |
var f = this.pollmode.bind(this); |
var f = this.pollmode.bind(this); |
106 |
clearTimeout(this.pingtimer); |
clearTimeout(this.pingtimer); |
107 |
this.pingtimer = setTimeout(f, this.pingtimeout); |
this.pingtimer = setTimeout(f, this.pingtimeout); |
108 |
|
|
109 |
} else { |
} else { |
110 |
|
this.createIframe("http://"+this.subdomain+"."+location.hostname+"/poll.html"); |
111 |
|
this.recvtimes[0] = t; |
112 |
|
if (this.updatepollfreqtimer) clearTimeout(this.updatepollfreqtimer); |
113 |
|
this.updatepollfreqtimer = setInterval(this.updatepollfreq.bind(this), 2500); |
114 |
|
} |
115 |
|
this.lastrequest = t; |
116 |
|
} |
117 |
|
|
118 |
|
Meteor.prototype.createIframe = function(url) { |
119 |
|
if (document.all) { |
120 |
|
this.transferDoc = new ActiveXObject("htmlfile"); |
121 |
|
this.transferDoc.open(); |
122 |
|
this.transferDoc.write("<html>"); |
123 |
|
this.transferDoc.write("<script>document.domain=\""+(document.domain)+"\";</"+"script>"); |
124 |
|
this.transferDoc.write("</html>"); |
125 |
|
var selfref = this; |
126 |
|
this.transferDoc.parentWindow.Meteor = Meteor; |
127 |
|
this.transferDoc.close(); |
128 |
|
var ifrDiv = this.transferDoc.createElement("div"); |
129 |
|
this.transferDoc.appendChild(ifrDiv); |
130 |
|
ifrDiv.innerHTML = "<iframe id=\"meteorframe_"+this.instID+"\" src=\""+url+"\" style=\"display: none;\"></iframe>"; |
131 |
|
} else { |
132 |
var ifr = document.createElement("IFRAME"); |
var ifr = document.createElement("IFRAME"); |
133 |
ifr.style.width = "10px"; |
ifr.style.width = "10px"; |
134 |
ifr.style.height = "10px"; |
ifr.style.height = "10px"; |
135 |
ifr.style.border = "none"; |
ifr.style.border = "none"; |
136 |
if (document.all) { |
ifr.style.position = "absolute"; |
137 |
ifr.style.display = "none"; |
ifr.style.top = "-10px"; |
138 |
} else { |
ifr.style.marginTop = "-10px"; |
139 |
ifr.style.position = "absolute"; |
ifr.style.zIndex = "-20"; |
140 |
ifr.style.marginTop = "-10px"; |
ifr.setAttribute("id", "meteorframe_"+this.instID); |
141 |
ifr.style.zIndex = "-20"; |
ifr.Meteor = Meteor; |
142 |
} |
var innerifr = document.createElement("IFRAME"); |
143 |
ifr.id = "meteorframe_"+this.instID; |
innerifr.setAttribute("src", url); |
144 |
|
innerifr.setAttribute("id", "meteorinnerframe_"+this.instID); |
145 |
|
ifr.appendChild(innerifr); |
146 |
document.body.appendChild(ifr); |
document.body.appendChild(ifr); |
|
this.frameurl = "http://"+this.subdomain+"."+location.hostname+"/poll.html"; |
|
|
this.frameload(); |
|
|
this.recvtimes[0] = t; |
|
|
if (this.updatepollfreqtimer) clearTimeout(this.updatepollfreqtimer); |
|
|
this.updatepollfreqtimer = setInterval(this.updatepollfreq.bind(this), 2500); |
|
147 |
} |
} |
148 |
this.lastrequest = t; |
if (this.debugmode) console.log("Loading URL '"+url+"' into frame..."); |
149 |
|
var f = this.frameloadtimeout.bind(this); |
150 |
|
this.frameloadtimer = setTimeout(f, 5000); |
151 |
} |
} |
152 |
|
|
153 |
Meteor.prototype.stop = function() { |
Meteor.prototype.stop = function() { |
154 |
if (typeof(this.transferDoc)=="object") { |
if (typeof(this.transferDoc)=="object") { |
155 |
this.transferDoc.open(); |
this.transferDoc = false; |
|
this.transferDoc.close(); |
|
|
delete this.transferDoc; |
|
156 |
} |
} |
157 |
if (document.getElementById("meteorframe_"+this.instID)) { |
if (document.getElementById("meteorframe_"+this.instID)) { |
158 |
document.getElementById("meteorframe_"+this.instID).src="about:blank"; |
document.getElementById("meteorframe_"+this.instID).src="about:blank"; |
165 |
} |
} |
166 |
|
|
167 |
Meteor.prototype.pollmode = function() { |
Meteor.prototype.pollmode = function() { |
168 |
|
if (this.debugmode) console.log("Ping timeout"); |
169 |
|
this.stop(); |
170 |
this.mode="poll"; |
this.mode="poll"; |
171 |
this.start(); |
this.start(); |
172 |
this.callback_changemode("poll"); |
this.callback_changemode("poll"); |
173 |
this.lastpingtime = false; |
this.lastpingtime = false; |
174 |
} |
} |
175 |
|
|
176 |
Meteor.prototype.process = function(id, data) { |
Meteor.prototype.process = function(id, data, timestamp) { |
177 |
if (id > this.lastmsgreceived) { |
if (id > this.lastmsgreceived) { |
178 |
this.callback_process(data); |
this.callback_process(data, timestamp); |
179 |
if (id != -1) this.lastmsgreceived = id; |
if (id != -1) this.lastmsgreceived = id; |
180 |
if (this.mode=="poll") { |
if (this.mode=="poll") { |
181 |
var now = new Date(); |
var now = new Date(); |
201 |
} |
} |
202 |
|
|
203 |
Meteor.prototype.reset = function() { |
Meteor.prototype.reset = function() { |
204 |
|
if (this.debugmode) console.log("Stream reset"); |
205 |
var now = new Date(); |
var now = new Date(); |
206 |
var t = now.getTime(); |
var t = now.getTime(); |
207 |
var x = this.pollfreq - (t-this.lastrequest); |
var x = this.pollfreq - (t-this.lastrequest); |
256 |
} |
} |
257 |
} |
} |
258 |
|
|
|
Meteor.prototype.frameload = function() { |
|
|
this.setstatus(2); |
|
|
if (document.getElementById("meteorframe_"+this.instID)) { |
|
|
var f = this.frameloadtimeout.bind(this); |
|
|
this.frameloadtimer = setTimeout(f, 5000); |
|
|
document.getElementById("meteorframe_"+this.instID).src = "about:blank"; |
|
|
setTimeout(this.doloadurl.bind(this), 100); |
|
|
} |
|
|
} |
|
|
Meteor.prototype.doloadurl = function() { |
|
|
var now = new Date(); |
|
|
var t = now.getTime(); |
|
|
document.getElementById("meteorframe_"+this.instID).src = this.frameurl+"?nocache="+t; |
|
|
} |
|
259 |
Meteor.prototype.frameloadtimeout = function() { |
Meteor.prototype.frameloadtimeout = function() { |
260 |
|
if (this.debugmode) console.log("Frame load timeout"); |
261 |
if (this.frameloadtimer) clearTimeout(this.frameloadtimer); |
if (this.frameloadtimer) clearTimeout(this.frameloadtimer); |
262 |
this.setstatus(3); |
this.setstatus(3); |
263 |
this.frameload(); |
setTimeout(this.start.bind(this), 5000); |
264 |
} |
} |
265 |
Meteor.prototype.setstatus = function(newstatus) { |
Meteor.prototype.setstatus = function(newstatus) { |
266 |
if (this.status != newstatus) { |
if (this.status != newstatus) { |