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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"> </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> |