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[reliable-chat] / webclient / rc.html
diff --git a/webclient/rc.html b/webclient/rc.html
index 8aeae37ce3d43d4de54b0cfcb65bca39488afc50..c3284da03b1480583a40cfb4eb93b0d332d22196 100644 (file)
--- a/webclient/rc.html
+++ b/webclient/rc.html
@@ -1,26 +1,94 @@
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
   "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
   "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
-
 <html xmlns="http://www.w3.org/1999/xhtml">
 <html xmlns="http://www.w3.org/1999/xhtml">
+<!--
+ reliable-chat - multipath chat
+ Copyright (C) 2012  Scott Worley <sworley@chkno.net>
+ Copyright (C) 2012  Jason Hibbs <skitch@gmail.com>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Affero General Public License as
+ published by the Free Software Foundation, either version 3 of the
+ License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program.  If not, see <http://www.gnu.org/licenses/>.
+-->
 <head>
  <title>Reliable Chat</title>
   <style type="text/css"><!--/*--><![CDATA[/*><!--*/
 <head>
  <title>Reliable Chat</title>
   <style type="text/css"><!--/*--><![CDATA[/*><!--*/
-       html, body, #outer-table, #history { width: 99.9%; height: 100%; margin: 0; padding: 0 }
-       #status { background-color: #eef }
+       html, body {
+               width: 99.9%;
+               height: 100%;
+               margin: 0;
+               padding: 0;
+               background-color: #293134;
+               color: silver;
+               font-family: monospace;
+       }
+       #container {
+               height: 100%;
+       }
+       #status {
+               width: 100%;
+               text-align: right;
+               background-color: #293134;
+               padding: 5px 5px 5px 0px;
+       }
+       #client {
+               width: 98.5%;
+               padding: 0px 0px 0px 5px;
+               height: 50px;
+               position: fixed;
+               bottom: 0;
+       }
+       #input {
+               width: 100%;
+               background-color: #293134;
+       }
        #say { width: 100% }
        #say { width: 100% }
-       #history { vertical-align: bottom }
+       #history {
+               padding: 0px 5px 55px 5px;
+               vertical-align: bottom
+       }
        img { width: 1px; height: 1px; }
        iframe { display: none }
        img { width: 1px; height: 1px; }
        iframe { display: none }
-       #status span { margin-right: 2em }
-       #status span.sad { background-color: #fee }
-       #status span.happy { background-color: #efe }
+       #status span { margin-right: 10px; }
+       #status span.sad {
+               background-color: #f00;
+               color: #fff;
+               border: 1px solid black;
+               border-radius: 5px;
+               padding-left: 5px;
+               padding-right: 5px;
+       }
+       #status span.happy {
+               background-color: #0f0;
+               color: #000;
+               border: 1px solid black;
+               border-radius: 5px;
+               padding-left: 5px;
+               padding-right: 5px;
+       }
   /*]]>*/--></style>
   <script type="text/javascript"><!--//--><![CDATA[//><!--
        var servers = ['chkno.net', 'rc2.chkno.net', 'echto.net', 'the-wes.com', 'vibrantlogic.com'];
 
   /*]]>*/--></style>
   <script type="text/javascript"><!--//--><![CDATA[//><!--
        var servers = ['chkno.net', 'rc2.chkno.net', 'echto.net', 'the-wes.com', 'vibrantlogic.com'];
 
-       var session = Math.random();
-       var since = {};
-       var seen = {};
+       var session = Math.random();  // For outgoing message IDs
+       var since = {};    // server -> time: For fetch?since=
+       var seen = {};     // seen_key -> message
+       var history = [];  // List of messages sorted by Time
+       // Messages have these fields:
+       //   Time: The timestamp.  Median of ServerTimes
+       //   ID: Some unique string for deduping
+       //   Text: The text of the message
+       //   ServerTimes: server -> timestamp
+       //   UI: The DOM node for this message in the UI
 
        function rcnick() {
                var nick = localStorage.getItem("nick");
 
        function rcnick() {
                var nick = localStorage.getItem("nick");
@@ -53,25 +121,78 @@
                }
        }
 
                }
        }
 
+       function rcformattime(t) {
+               var d = t.getDay();
+               d = ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"][d];
+               var h = t.getHours();
+               var m = t.getMinutes();
+               var s = t.getSeconds();
+               function pad(x) {
+                       return (x < 10 ? "0" : "") + x;
+               }
+               return d + " " + pad(h) + ":" + pad(m) + ":" + pad(s);
+       }
+
        function rcaddmessagetohistory(message) {
        function rcaddmessagetohistory(message) {
-               var d = document.createElement("div");
-               d.appendChild(document.createTextNode(message));
+               var message_i;
+               if (message.Time) {
+                       for (var i = history.length - 1; ; i--) {
+                               if (i < 0 || (history[i].Time && message.Time >= history[i].Time)) {
+                                       message_i = i+1;
+                                       history.splice(message_i, 0, message);
+                                       break;
+                               }
+                       }
+               } else {
+                       history.push(message);
+                       message_i = history.length-1;
+               }
+
+               var text = (message.Time ? rcformattime(message.Time) : "") + " " + message.Text;
+               message.UI = document.createElement("div");
+               message.UI.appendChild(document.createTextNode(text));
                var h = document.getElementById("history");
                var h = document.getElementById("history");
-               h.appendChild(d);
+               if (message_i + 1 < history.length) {
+                       h.insertBefore(message.UI, history[message_i + 1].UI);
+               } else {
+                       h.appendChild(message.UI);
+               }
                window.scrollTo(0, document.body.scrollHeight);
                window.scrollTo(0, document.body.scrollHeight);
-               return d;
        }
 
        function make_seen_key(id, text) {
                return id.replace(/@/g, "@@") + "_@_" + text.replace(/@/g, "@@");
        }
 
        }
 
        function make_seen_key(id, text) {
                return id.replace(/@/g, "@@") + "_@_" + text.replace(/@/g, "@@");
        }
 
+       function rcupdatemessagetime(message) {
+               // Set message.Time to be the median of message.ServerTimes
+               var times = [];
+               for (var i in message.ServerTimes) {
+                       times.push(message.ServerTimes[i]);
+               }
+               times.sort();
+               var middle = times.length/2;
+               if (times.length % 2) {
+                       message.Time = times[middle];
+               } else {
+                       var difference = times[middle].getTime() - times[middle-1].getTime();
+                       message.Time = new Date(times[middle-1].getTime() + difference/2);
+               }
+       }
+
        function rcreceivemessages(server, messages) {
                for (var i in messages) {
        function rcreceivemessages(server, messages) {
                for (var i in messages) {
-                       var seen_key = make_seen_key(messages[i]['ID'], messages[i]['Text']);
-                       if (!(seen_key in seen)) {
-                               seen[seen_key] = true;
-                               rcaddmessagetohistory(messages[i]['Text']);
+                       var m = messages[i];
+                       m.Time = new Date(m.Time);
+                       var seen_key = make_seen_key(m.ID, m.Text);
+                       if (seen_key in seen) {
+                               seen[seen_key].ServerTimes[server] = m.Time;
+                               rcupdatemessagetime(seen[seen_key]);
+                       } else {
+                               m.ServerTimes = {};
+                               m.ServerTimes[server] = m.Time;
+                               seen[seen_key] = m;
+                               rcaddmessagetohistory(m);
                                for (var i in servers) {
                                        rcchangeserverstatus(servers[i], "sad");
                                }
                                for (var i in servers) {
                                        rcchangeserverstatus(servers[i], "sad");
                                }
@@ -90,12 +211,11 @@
                                        if (rtxt != null) {
                                                var messages = JSON.parse(rtxt);
                                                if (messages != null) {
                                        if (rtxt != null) {
                                                var messages = JSON.parse(rtxt);
                                                if (messages != null) {
-                                                       rcreceivemessages(server, messages);
-                                                       window.parent.postMessage(rtxt, "*");
                                                        delay = 40;
                                                        if (messages.length >= 1 && "Time" in messages[messages.length-1]) {
                                                        delay = 40;
                                                        if (messages.length >= 1 && "Time" in messages[messages.length-1]) {
-                                                               since[server] = messages[messages.length-1]["Time"];
+                                                               since[server] = messages[messages.length-1].Time;
                                                        }
                                                        }
+                                                       rcreceivemessages(server, messages);
                                                }
                                        }
                                }
                                                }
                                        }
                                }
@@ -119,17 +239,14 @@
                        status_indicator.setAttribute("class", "sad");
                        document.getElementById("status").appendChild(status_indicator);
                }
                        status_indicator.setAttribute("class", "sad");
                        document.getElementById("status").appendChild(status_indicator);
                }
-               if (rcnick() == 'anonymous') {
-                       rcaddmessagetohistory("-!- Set your nick with /nick");
-               }
        }
 
        function rcsend(d, message) {
        }
 
        function rcsend(d, message) {
-               var id = new Date().getTime() + "-" + session + "-" + Math.random();
-               seen[make_seen_key(id, message)] = true;
+               message.ID = new Date().getTime() + "-" + session + "-" + Math.random();
+               seen[make_seen_key(message.ID, message.Text)] = message;
                var path = "/speak" +
                var path = "/speak" +
-                       "?id=" + encodeURIComponent(id) +
-                       "&text=" + encodeURIComponent(message);
+                       "?id=" + encodeURIComponent(message.ID) +
+                       "&text=" + encodeURIComponent(message.Text);
                for (var i in servers) {
                        var uri = rcserverbase(servers[i]) + path;
                        var img = document.createElement("img");
                for (var i in servers) {
                        var uri = rcserverbase(servers[i]) + path;
                        var img = document.createElement("img");
@@ -138,30 +255,29 @@
                }
        }
 
                }
        }
 
+       function rcinput(input) {
+               var message;
+               var re = /^\/([a-z]+) (.*)/
+               var match = re.exec(input);
+               if (match && match[1] == 'me') {
+                       message = "* " + rcnick() + "  " + match[2];
+               } else if (match && match[1] == 'nick') {
+                       message = "*** " + rcnick() + " is now known as " + match[2];
+                       rcsetnick(match[2]);
+               } else {
+                       message = "<" + rcnick() + "> " + input;
+               }
+
+               var m = {'Text': message, 'ServerTimes': {}};
+               rcaddmessagetohistory(m);
+               rcsend(m.UI, m);
+       }
+
        function rckeydown(event) {
                if (event.keyCode == 13) {
        function rckeydown(event) {
                if (event.keyCode == 13) {
-                       var input = document.input.say.value;
+                       rcinput(document.input.say.value);
                        document.input.say.value = "";
                        
                        document.input.say.value = "";
                        
-                       // Check nick change
-                       var message;
-                       var re = /^\/nick (.*)/;
-                       var match = re.exec(input);
-                       if (match) {
-                               message = "*** " + rcnick() + " is now known as " + match[1];
-                               rcsetnick(match[1]);
-                       } else {
-                               message = "<" + rcnick() + "> " + input;
-                       }
-
-                       // Say the message
-                       var d = rcaddmessagetohistory(message);
-                       rcsend(d, message);
-
-                       // Remind people to set their nick
-                       if (rcnick() == 'anonymous') {
-                               rcaddmessagetohistory("-!- Set your nick with /nick");
-                       }
                }
        }
   //--><!]]></script>
                }
        }
   //--><!]]></script>
@@ -169,12 +285,15 @@
 </head>
 
 <body onload="rcconnect()">
 </head>
 
 <body onload="rcconnect()">
-       <table id="outer-table">
-               <tr><td id="history"></td></tr>
-               <tr><td id="status">&nbsp;</td></tr>
-               <tr><td><form name="input" onsubmit="return false" autocomplete="off">
-                       <input id="say" onkeydown="return rckeydown(event)" autocomplete="off"></input>
-                       </form></td></tr>
-       </table>
+       <div id="container">
+               <div id="history"></div>
+               <div id="client">
+                       <div id="input">
+                               <form name="input" onsubmit="return false" autocomplete="off">
+                                       <input id="say" onkeydown="return rckeydown(event)" autocomplete="off" autofocus="autofocus"></input>
+                               </form></div>
+                       <div id="status">&nbsp;</div>
+               </div>
+       </div>
 </body>
 </html>
 </body>
 </html>
Reliable Chat