Mercurial > hg > rlgwebd

annotate shterm.js @ 59:00b985b8ba6a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
RLG-Web client: implement watching. It is now possible to watch games currently being played through RLG-Web, but not dgamelaunch. Also, there are some deficiencies, like getting chaos until an absolute cursor addressing happens.
author John "Elwin" Edwards <elwin@sdf.org>
date Tue, 19 Jun 2012 16:19:50 -0700
parents 7a50b4412fea
children d7eb63cd7a16
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1
9bef0941c6dd Add a few comments.
John "Elwin" Edwards <elwin@sdf.org>
parents: 0
diff changeset
1 /* shterm.js: browser-side JavaScript to handle I/O for termemu.js when it
9bef0941c6dd Add a few comments.
John "Elwin" Edwards <elwin@sdf.org>
parents: 0
diff changeset
2 * is running a shell via the webtty.js server.
9bef0941c6dd Add a few comments.
John "Elwin" Edwards <elwin@sdf.org>
parents: 0
diff changeset
3 */
9bef0941c6dd Add a few comments.
John "Elwin" Edwards <elwin@sdf.org>
parents: 0
diff changeset
4
58
7a50b4412fea Move credentials into the drivers.
John "Elwin" Edwards <elwin@sdf.org>
parents: 14
diff changeset
5 var isalive = false; // Whether the session is currently active.
14
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
6 var nsend = 0; // The number of the next packet to send.
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
7 var nrecv = 0; // The next packet expected.
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
8 var msgQ = []; // Queue for out-of-order messages.
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
9
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
10 // A state machine that keeps track of polling the server.
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
11 var ajaxstate = {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
12 state: 0,
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
13 timerID: null,
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
14 clear: function () {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
15 if (this.timerID != null) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
16 window.clearTimeout(this.timerID);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
17 this.timerID = null;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
18 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
19 },
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
20 set: function (ms) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
21 this.clear();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
22 this.timerID = window.setTimeout(getData, ms);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
23 },
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
24 gotdata: function () {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
25 this.set(100);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
26 this.state = 0;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
27 },
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
28 gotnothing: function () {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
29 if (this.state == 0) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
30 this.set(100);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
31 this.state = 1;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
32 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
33 else if (this.state == 1) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
34 this.set(300);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
35 this.state = 2;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
36 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
37 else if (this.state == 2) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
38 this.set(1000);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
39 this.state = 3;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
40 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
41 else {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
42 this.set(5000);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
43 this.state = 3;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
44 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
45 },
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
46 posted: function () {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
47 this.set(100);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
48 this.state = 0;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
49 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
50 };
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
51
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
52 function writeData(hexstr) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
53 var codenum;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
54 var codes = [];
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
55 var nc;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
56 var u8wait = 0; /* Stores bits from previous bytes of multibyte sequences. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
57 var expect = 0; /* The number of 10------ bytes expected. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
58 /* UTF-8 translation. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
59 for (var i = 0; i < hexstr.length; i += 2) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
60 nc = Number("0x" + hexstr.substr(i, 2));
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
61 if (nc < 0x7F) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
62 /* 0------- */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
63 codes.push(nc);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
64 /* Any incomplete sequence will be discarded. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
65 u8wait = 0;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
66 expect = 0;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
67 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
68 else if (nc < 0xC0) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
69 /* 10------ : part of a multibyte sequence */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
70 if (expect > 0) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
71 u8wait <<= 6;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
72 u8wait += (nc & 0x3F);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
73 expect--;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
74 if (expect == 0) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
75 codes.push(u8wait);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
76 u8wait = 0;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
77 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
78 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
79 else {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
80 /* Assume an initial byte was missed. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
81 u8wait = 0;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
82 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
83 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
84 /* These will all discard any incomplete sequence. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
85 else if (nc < 0xE0) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
86 /* 110----- : introduces 2-byte sequence */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
87 u8wait = (nc & 0x1F);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
88 expect = 1;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
89 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
90 else if (nc < 0xF0) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
91 /* 1110---- : introduces 3-byte sequence */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
92 u8wait = (nc & 0x0F);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
93 expect = 2;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
94 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
95 else if (nc < 0xF8) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
96 /* 11110--- : introduces 4-byte sequence */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
97 u8wait = (nc & 0x07);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
98 expect = 3;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
99 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
100 else if (nc < 0xFC) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
101 /* 111110-- : introduces 5-byte sequence */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
102 u8wait = (nc & 0x03);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
103 expect = 4;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
104 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
105 else if (nc < 0xFE) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
106 /* 1111110- : introduces 6-byte sequence */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
107 u8wait = (nc & 0x01);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
108 expect = 5;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
109 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
110 else {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
111 /* 1111111- : should never appear */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
112 u8wait = 0;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
113 expect = 0;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
114 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
115 /* Supporting all 31 bits is probably overkill... */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
116 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
117 termemu.write(codes);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
118 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
119 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
120
14
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
121 function processMsg(response) {
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
122 if (response.t != "d" || typeof(response.d) != "string")
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
123 return;
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
124 if (response.n === nrecv) {
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
125 writeData(response.d);
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
126 nrecv++;
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
127 var next;
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
128 /* msgQ must be shifted every time nrecv is incremented, but the process
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
129 * stops whenever an empty space, corresponding to an unarrived message,
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
130 * is encountered.
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
131 */
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
132 while ((next = msgQ.shift()) !== undefined) {
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
133 writeData(next.d);
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
134 nrecv++;
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
135 }
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
136 }
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
137 else if (response.n > nrecv) {
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
138 /* The current message comes after one still missing. Queue this one
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
139 * for later use.
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
140 */
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
141 debug(1, "Got packet " + response.n + ", expected " + nrecv);
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
142 msgQ[response.n - nrecv - 1] = response;
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
143 }
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
144 else {
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
145 /* This message's number was encountered previously. */
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
146 debug(1, "Discarding packet " + response.n + ", expected " + nrecv);
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
147 }
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
148 }
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
149
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
150 function getData() {
58
7a50b4412fea Move credentials into the drivers.
John "Elwin" Edwards <elwin@sdf.org>
parents: 14
diff changeset
151 if (!isalive)
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
152 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
153 var datareq = new XMLHttpRequest();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
154 datareq.onreadystatechange = function () {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
155 if (datareq.readyState == 4 && datareq.status == 200) {
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
156 var response = JSON.parse(this.responseText);
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
157 if (!response.t)
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
158 return;
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
159 else if (response.t == "E") {
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
160 if (response.c == 1) {
58
7a50b4412fea Move credentials into the drivers.
John "Elwin" Edwards <elwin@sdf.org>
parents: 14
diff changeset
161 isalive = false;
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
162 debug(1, "Server error: " + response.s);
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
163 }
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
164 }
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
165 else if (response.t == "n")
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
166 ajaxstate.gotnothing();
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
167 else if (response.t == "d") {
14
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
168 processMsg(response);
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
169 ajaxstate.gotdata();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
170 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
171 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
172 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
173 };
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
174 datareq.open('GET', '/feed', true);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
175 datareq.send(null);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
176 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
177 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
178
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
179 function postResponseHandler() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
180 if (this.readyState == 4 && this.status == 200) {
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
181 var response = JSON.parse(this.responseText);
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
182 if (!response.t || response.t == "n")
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
183 return;
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
184 else if (response.t == "E") {
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
185 if (response.c == 1) {
58
7a50b4412fea Move credentials into the drivers.
John "Elwin" Edwards <elwin@sdf.org>
parents: 14
diff changeset
186 isalive = false;
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
187 debug(1, "Server error: " + response.s);
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
188 }
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
189 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
190 }
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
191 else if (response.t != "d")
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
192 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
193 /* It is a data message */
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
194 if (response.d) {
14
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
195 processMsg(response);
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
196 //debug(1, "Got packet " + response.n);
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
197 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
198 ajaxstate.posted();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
199 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
200 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
201 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
202
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
203 function sendback(str) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
204 /* For responding to terminal queries. */
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
205 var formdata = {"t": "d", "n": nsend++, "d": str};
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
206 var datareq = new XMLHttpRequest();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
207 datareq.onreadystatechange = postResponseHandler;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
208 datareq.open('POST', '/feed', true);
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
209 datareq.send(JSON.stringify(formdata));
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
210 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
211 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
212
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
213 function sendkey(ev) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
214 var keynum = ev.keyCode;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
215 var code;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
216 if (keynum >= ev.DOM_VK_A && keynum <= ev.DOM_VK_Z) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
217 /* Letters. This assumes the codes are 65-90. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
218 if (ev.ctrlKey)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
219 keynum -= 64;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
220 else if (!ev.shiftKey)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
221 keynum += 32;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
222 code = keynum.toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
223 if (code.length < 2)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
224 code = "0" + code;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
225 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
226 else if (keynum >= ev.DOM_VK_0 && keynum <= ev.DOM_VK_9) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
227 /* The number row. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
228 if (ev.shiftKey) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
229 code = numShifts[keynum - 48].toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
230 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
231 else {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
232 code = keynum.toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
233 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
234 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
235 else if (keynum in keyHexCodes) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
236 if (ev.shiftKey)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
237 code = keyHexCodes[keynum][1];
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
238 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
239 code = keyHexCodes[keynum][0];
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
240 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
241 else if (keynum == ev.DOM_VK_SHIFT || keynum == ev.DOM_VK_CONTROL ||
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
242 keynum == ev.DOM_VK_ALT || keynum == ev.DOM_VK_CAPS_LOCK) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
243 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
244 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
245 else {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
246 debug(1, "Ignoring keycode " + keynum);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
247 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
248 }
58
7a50b4412fea Move credentials into the drivers.
John "Elwin" Edwards <elwin@sdf.org>
parents: 14
diff changeset
249 if (isalive)
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
250 ev.preventDefault();
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
251 var formdata = {"t": "d", "n": nsend++, "d": code};
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
252 var datareq = new XMLHttpRequest();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
253 datareq.onreadystatechange = postResponseHandler;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
254 datareq.open('POST', '/feed', true);
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
255 datareq.send(JSON.stringify(formdata));
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
256 //dkey(code);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
257 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
258 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
259
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
260 var charshifts = { '-': "5f", '=': "2b", '[': "7b", ']': "7d", '\\': "7c",
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
261 ';': "3a", '\'': "22", ',': "3c", '.': "3e", '/': "3f", '`': "7e"
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
262 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
263
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
264 function vkey(c) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
265 var keystr;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
266 if (c.match(/^[a-z]$/)) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
267 if (termemu.ctrlp()) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
268 var n = c.charCodeAt(0) - 96;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
269 keystr = n.toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
270 if (keystr.length < 2)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
271 keystr = "0" + keystr;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
272 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
273 else if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
274 keystr = c.toUpperCase().charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
275 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
276 keystr = c.charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
277 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
278 else if (c.match(/^[0-9]$/)) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
279 if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
280 keystr = numShifts[c.charCodeAt(0) - 48].toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
281 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
282 keystr = c.charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
283 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
284 else if (c == '\n')
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
285 keystr = "0a";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
286 else if (c == '\t')
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
287 keystr = "09";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
288 else if (c == '\b')
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
289 keystr = "08";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
290 else if (c == ' ')
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
291 keystr = "20";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
292 else if (c in charshifts) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
293 if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
294 keystr = charshifts[c];
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
295 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
296 keystr = c.charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
297 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
298 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
299 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
300 //writeData("Sending " + keystr);
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
301 var formdata = {"t": "d", "n": nsend++, "d": code};
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
302 var datareq = new XMLHttpRequest();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
303 datareq.onreadystatechange = postResponseHandler;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
304 datareq.open('POST', '/feed', true);
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
305 datareq.send(JSON.stringify(formdata));
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
306 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
307 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
308
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
309 function setup() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
310 keyHexCodes.init();
9
826a7ced69f8 Make the emulator screen resizable.
John "Elwin" Edwards <elwin@sdf.org>
parents: 7
diff changeset
311 termemu.init("termwrap", 24, 80);
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
312 setTitle("Not connected.");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
313 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
314 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
315
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
316 function toggleshift() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
317 termemu.toggleshift();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
318 keydiv = document.getElementById("shiftkey");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
319 if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
320 keydiv.className = "keysel";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
321 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
322 keydiv.className = "key";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
323 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
324 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
325
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
326 function togglectrl() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
327 termemu.togglectrl();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
328 keydiv = document.getElementById("ctrlkey");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
329 if (termemu.ctrlp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
330 keydiv.className = "keysel";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
331 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
332 keydiv.className = "key";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
333 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
334 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
335
9
826a7ced69f8 Make the emulator screen resizable.
John "Elwin" Edwards <elwin@sdf.org>
parents: 7
diff changeset
336 function login(h, w) {
58
7a50b4412fea Move credentials into the drivers.
John "Elwin" Edwards <elwin@sdf.org>
parents: 14
diff changeset
337 if (isalive)
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
338 return;
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
339 params = {"login": true, "h": h, "w": w};
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
340 var req = new XMLHttpRequest();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
341 req.onreadystatechange = function () {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
342 if (req.readyState == 4 && req.status == 200) {
10
d051aad3e95f webtty: begin experimenting with JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents: 9
diff changeset
343 var logindict = JSON.parse(req.responseText);
d051aad3e95f webtty: begin experimenting with JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents: 9
diff changeset
344 if (logindict.login) {
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
345 /* Success */
10
d051aad3e95f webtty: begin experimenting with JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents: 9
diff changeset
346 termemu.resize(logindict.h, logindict.w);
58
7a50b4412fea Move credentials into the drivers.
John "Elwin" Edwards <elwin@sdf.org>
parents: 14
diff changeset
347 isalive = true;
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
348 nsend = 0;
14
155f3c104759 shterm.js: Client-side message ordering
John "Elwin" Edwards <elwin@sdf.org>
parents: 13
diff changeset
349 nrecv = 0;
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
350 setTitle("Logged in");
10
d051aad3e95f webtty: begin experimenting with JSON protocol.
John "Elwin" Edwards <elwin@sdf.org>
parents: 9
diff changeset
351 debug(1, "Logged in with id " + logindict.id);
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
352 getData();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
353 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
354 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
355 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
356 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
357 };
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
358 req.open('POST', '/login', true);
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
359 req.send(JSON.stringify(params));
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
360 //req.send("login=login&h=" + String(h) + "&w=" + String(w));
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
361 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
362 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
363
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
364 function stop() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
365 var req = new XMLHttpRequest();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
366 req.onreadystatechange = function () {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
367 if (req.readyState == 4 && req.status == 200) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
368 /* Figure out whether or not it worked. */
11
481dcee353c9 webtty: switch all server responses to JSON.
John "Elwin" Edwards <elwin@sdf.org>
parents: 10
diff changeset
369 /* FIXME the server might respond with output. */
58
7a50b4412fea Move credentials into the drivers.
John "Elwin" Edwards <elwin@sdf.org>
parents: 14
diff changeset
370 isalive = false;
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
371 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
372 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
373 };
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
374 req.open('POST', '/feed', true);
13
bf7c26d0b66d webtty: switch upward protocol to JSON
John "Elwin" Edwards <elwin@sdf.org>
parents: 12
diff changeset
375 req.send(JSON.stringify({"t": "q", "n": nsend++}));
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
376 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
377 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
378
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
379 function setTitle(tstr) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
380 var titlespan = document.getElementById("ttitle");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
381 var tnode = document.createTextNode(tstr);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
382 if (titlespan.childNodes.length == 0)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
383 titlespan.appendChild(tnode);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
384 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
385 titlespan.replaceChild(tnode, titlespan.childNodes[0]);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
386 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
387 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
388
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
389 function debug(level, msg) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
390 if (level < debugSuppress)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
391 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
392 var msgdiv = document.createElement("div");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
393 var msgtext = document.createTextNode(msg);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
394 msgdiv.appendChild(msgtext);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
395 document.getElementById("debug").appendChild(msgdiv);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
396 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
397 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
398
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
399 /* This should be a termemu method. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
400 function textsize(larger) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
401 var cssSize = document.getElementById("term").style.fontSize;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
402 if (!cssSize)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
403 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
404 var match = cssSize.match(/\d*/);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
405 if (!match)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
406 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
407 var csize = Number(match[0]);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
408 var nsize;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
409 if (larger) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
410 if (csize >= 48)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
411 nsize = 48;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
412 else if (csize >= 20)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
413 nsize = csize + 4;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
414 else if (csize >= 12)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
415 nsize = csize + 2;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
416 else if (csize >= 8)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
417 nsize = csize + 1;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
418 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
419 nsize = 8;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
420 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
421 else {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
422 if (csize <= 8)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
423 nsize = 8;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
424 else if (csize <= 12)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
425 nsize = csize - 1;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
426 else if (csize <= 20)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
427 nsize = csize - 2;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
428 else if (csize <= 48)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
429 nsize = csize - 4;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
430 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
431 nsize = 48;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
432 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
433 document.getElementById("term").style.fontSize = nsize.toString() + "px";
9
826a7ced69f8 Make the emulator screen resizable.
John "Elwin" Edwards <elwin@sdf.org>
parents: 7
diff changeset
434 termemu.fixsize();
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
435 debug(1, "Changing font size to " + nsize.toString());
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
436 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
437 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
438
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
439 function bell(on) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
440 var imgnode = document.getElementById("bell");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
441 if (on) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
442 imgnode.style.visibility = "visible";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
443 window.setTimeout(bell, 1500, false);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
444 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
445 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
446 imgnode.style.visibility = "hidden";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
447 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
448 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
449
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
450 function dkey(codestr) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
451 var dstr = "Keystring: ";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
452 for (var i = 0; i < codestr.length; i += 2) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
453 code = Number("0x" + codestr.substr(i, 2));
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
454 if (code < 32 || (code >= 127 && code < 160))
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
455 dstr += "\\x" + code.toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
456 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
457 dstr += String.fromCharCode(code);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
458 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
459 debug(1, dstr);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
460 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
461 }