1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
/* -*- Mode: javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
function get_appropriate_ws_url()
{
var pcol;
var u = document.URL;
/*
* We open the websocket encrypted if this page came on an
* https:// url itself, otherwise unencrypted
*/
if (u.substring(0, 5) == "https") {
pcol = "wss://";
u = u.substr(8);
} else {
pcol = "ws://";
if (u.substring(0, 4) == "http")
u = u.substr(7);
}
u = u.split('/');
return pcol + u[0];
}
var socket_task = new WebSocket(get_appropriate_ws_url(), "lws-task-protocol");
try {
socket_task.onopen = function() {
var connectEvent = new CustomEvent("connectEvent", {
detail: {
time: new Date(),
},
bubbles: true,
cancelable: true
});
document.dispatchEvent(connectEvent);
}
socket_task.onmessage = function got_packet(msg) {
document.getElementById("wstask_lastmsg").textContent = msg.data;
var messageEvent = new CustomEvent("messageEvent", {
detail: {
message: msg.data,
time: new Date(),
},
bubbles: true,
cancelable: true
});
document.dispatchEvent(messageEvent);
var msgs = new Array();
var idx = 0;
msgs[idx] = '';
var c = 0;
var instring = false;
for(c = 0; c < msg.data.length; c++) {
if(msg.data[c] == '"' && c > 0 && msg.data[c - 1] != '\\') instring = !instring;
if(msg.data[c] == ';' && instring == false) {
idx++;
msgs[idx] = '';
}
if(msg.data[c] != ';' || instring == true) msgs[idx] += msg.data[c];
}
f = 0;
while (f < msgs.length - 1) {
var msg = new Array();
instring = false;
idx = 0;
// Strip padding and trailing whitespace.
var msgstr = msgs[f].replace(/^\s+||\s+$/g,'');
if(msgstr == ';') {
f++;
continue;
}
msg[idx] = '';
for(c = 0; c < msgstr.length; c++) {
if(msgstr[c] == '"' && c > 0 && msgstr[c - 1] != '\\') {
instring = !instring;
continue;
}
if(msgstr[c] == ' ' && instring == false) {
msg[idx] = msg[idx].replace("\\\\","\\").replace("\\\"","\"");
idx++;
msg[idx] = '';
}
if(msgstr[c] != ' ' || instring == true) msg[idx] += msgstr[c];
}
var observeid = msg[0];
var cmd = msg[1];
var id = msg[2];
if(cmd == "remove") {
var removeEvent = new CustomEvent("removeEvent", {
detail: {
observeid: observeid,
id: id,
},
bubbles: true,
cancelable: true
});
document.dispatchEvent(removeEvent);
}
else if(cmd == "move") {
var moveEvent = new CustomEvent("moveEvent", {
detail: {
observeid: observeid,
id: id,
parentid: msg[3],
},
bubbles: true,
cancelable: true
});
document.dispatchEvent(moveEvent);
}
else if(cmd == "create") {
var createEvent = new CustomEvent("createEvent", {
detail: {
observeid: observeid,
id: id,
parentid: msg[3],
},
bubbles: true,
cancelable: true
});
document.dispatchEvent(createEvent);
}
else if(cmd == "update") {
var updateEvent = new CustomEvent("updateEvent", {
detail: {
observeid: observeid,
id: id,
name: msg[3],
value: msg[4],
},
bubbles: true,
cancelable: true
});
document.dispatchEvent(updateEvent);
}
f++;
}
}
socket_task.onclose = function(){
var disconnectEvent = new CustomEvent("disconnectEvent", {
detail: {
time: new Date(),
},
bubbles: true,
cancelable: true
});
document.dispatchEvent(disconnectEvent);
}
} catch(exception) {
alert('<p>Error' + exception + '</p>');
}
|
