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[reliable-chat] / webclient / rc.html
1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
2 "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
3
4 <html xmlns="http://www.w3.org/1999/xhtml">
5 <head>
6 <title>Reliable Chat</title>
7 <style type="text/css"><!--/*--><![CDATA[/*><!--*/
8 html, body, #outer-table, #history { width: 99.9%; height: 100%; margin: 0; padding: 0 }
9 #status { background-color: #eef }
10 #say { width: 100% }
11 #history { vertical-align: bottom }
12 img { width: 1px; height: 1px; }
13 iframe { display: none }
14 #status span { margin-right: 2em }
15 #status span.sad {
16 background-color: #f00;
17 color: #fff;
18 border: 1px solid black;
19 border-radius: 5px;
20 padding-left: 5px;
21 padding-right: 5px;
22 }
23 #status span.happy {
24 background-color: #0f0;
25 color: #000;
26 border: 1px solid black;
27 border-radius: 5px;
28 padding-left: 5px;
29 padding-right: 5px;
30 }
31 /*]]>*/--></style>
32 <script type="text/javascript"><!--//--><![CDATA[//><!--
33 var servers = ['chkno.net', 'rc2.chkno.net', 'echto.net', 'the-wes.com', 'vibrantlogic.com'];
34
35 var session = Math.random();
36 var seen = {};
37
38 function rcnick() {
39 var nick = localStorage.getItem("nick");
40 if (nick) {
41 return nick;
42 }
43 return 'anonymous';
44 }
45
46 function rcsetnick(new_nick) {
47 localStorage.setItem("nick", new_nick);
48 }
49
50 function rcserverbase(server) {
51 // Add the default port if server doesn't contain a port number already
52 if (server.indexOf(":") == -1) {
53 return "http://" + server + ":21059";
54 } else {
55 return "http://" + server;
56 }
57 }
58
59 function rcchangeserverstatus(server, new_status) {
60 var statusbar = document.getElementById("status");
61 var spans = statusbar.getElementsByTagName("span");
62 for (var i in spans) {
63 if (spans[i].firstChild && 'data' in spans[i].firstChild && spans[i].firstChild.data == server) {
64 spans[i].setAttribute("class", new_status);
65 }
66 }
67 }
68
69 function rcaddmessagetohistory(message) {
70 var d = document.createElement("div");
71 d.appendChild(document.createTextNode(message));
72 var h = document.getElementById("history");
73 h.appendChild(d);
74 window.scrollTo(0, document.body.scrollHeight);
75 return d;
76 }
77
78 function make_seen_key(id, text) {
79 return id.replace(/@/g, "@@") + "_@_" + text.replace(/@/g, "@@");
80 }
81
82 function receiveMessage(server, time, id, text) {
83 var seen_key = make_seen_key(id, text);
84 if (!(seen_key in seen)) {
85 seen[seen_key] = true;
86 rcaddmessagetohistory(text);
87 for (var i in servers) {
88 rcchangeserverstatus(servers[i], "sad");
89 }
90 }
91 rcchangeserverstatus(server, "happy");
92 }
93
94 function receiveMessageEvent(event)
95 {
96 for (var i in servers) {
97 if (event.origin === rcserverbase(servers[i])) {
98 messages = JSON.parse(event.data);
99 for (var j in messages) {
100 if ('Time' in messages[j] &&
101 'ID' in messages[j] &&
102 'Text' in messages[j]) {
103 receiveMessage(servers[i], messages[j]['Time'], messages[j]['ID'], messages[j]['Text']);
104 }
105 }
106 }
107 }
108 }
109
110 function rcconnect() {
111 window.addEventListener("message", receiveMessageEvent, false);
112 for (var i in servers) {
113 // Create a hidden iframe for same-origin workaround
114 var iframe = document.createElement("iframe");
115 iframe.setAttribute("src", rcserverbase(servers[i]) + "/frame");
116 document.body.insertBefore(iframe, document.body.firstChild);
117 // Status bar entry
118 var status_indicator = document.createElement("span");
119 status_indicator.appendChild(document.createTextNode(servers[i]));
120 status_indicator.setAttribute("class", "sad");
121 document.getElementById("status").appendChild(status_indicator);
122 }
123 if (rcnick() == 'anonymous') {
124 rcaddmessagetohistory("-!- Set your nick with /nick");
125 }
126 }
127
128 function rcsend(d, message) {
129 var id = new Date().getTime() + "-" + session + "-" + Math.random();
130 seen[make_seen_key(id, message)] = true;
131 var path = "/speak" +
132 "?id=" + encodeURIComponent(id) +
133 "&text=" + encodeURIComponent(message);
134 for (var i in servers) {
135 var uri = rcserverbase(servers[i]) + path;
136 var img = document.createElement("img");
137 img.setAttribute("src", uri);
138 d.appendChild(img);
139 }
140 }
141
142 function rckeydown(event) {
143 if (event.keyCode == 13) {
144 var input = document.input.say.value;
145 document.input.say.value = "";
146
147 // Check nick change
148 var message;
149 var re = /^\/nick (.*)/;
150 var match = re.exec(input);
151 if (match) {
152 message = "*** " + rcnick() + " is now known as " + match[1];
153 rcsetnick(match[1]);
154 } else {
155 message = "<" + rcnick() + "> " + input;
156 }
157
158 // /me support
159 var message;
160 var re = /^\/me (.*)/;
161 var match = re.exec(input);
162 var inputme = input.substring(4);
163 if (match) {
164 message = "* " + rcnick() + " " + inputme;
165 } else {
166 message = "<" + rcnick() + "> " + input;
167 }
168
169 // Remind people to set their nick
170 if (rcnick() == 'anonymous') {
171 rcaddmessagetohistory("-!- Set your nick with /nick");
172 }
173
174 // Say the message
175 var d = rcaddmessagetohistory(message);
176 rcsend(d, message);
177 }
178 }
179 //--><!]]></script>
180
181 </head>
182
183 <body onload="rcconnect()">
184 <table id="outer-table">
185 <tr><td id="history"></td></tr>
186 <tr><td id="status">&nbsp;</td></tr>
187 <tr><td><form name="input" onsubmit="return false" autocomplete="off">
188 <input id="say" onkeydown="return rckeydown(event)" autocomplete="off" autofocus="autofocus"></input>
189 </form></td></tr>
190 </table>
191 </body>
192 </html>