Use XMLHttpRequest POST to send messages

[reliable-chat] / webclient / rc.html

diff --git a/webclient/rc.html b/webclient/rc.html
index 7ace5f63d5690048d59e404dbf5813ea88a952fa..da5874a30c0de7ce2679ee11bd85bcd74970469f 100644 (file)
--- a/webclient/rc.html
+++ b/webclient/rc.html
@@ -23,7 +23,7 @@
  <title>Reliable Chat</title>
   <style type="text/css"><!--/*--><![CDATA[/*><!--*/
        html, body {
  <title>Reliable Chat</title>
   <style type="text/css"><!--/*--><![CDATA[/*><!--*/
        html, body {

-               width: 99.9%;
+               width: 100%;

                height: 100%;
                margin: 0;
                padding: 0;
                height: 100%;
                margin: 0;
                padding: 0;


@@ -32,7 +32,7 @@
                font-family: monospace;
        }
        a {
                font-family: monospace;
        }
        a {

-               color: white;
+               color: #ddd;

        }
        #container {
                height: 100%;
        }
        #container {
                height: 100%;


@@ -44,9 +44,7 @@
                padding: 5px 5px 5px 0px;
        }
        #client {
                padding: 5px 5px 5px 0px;
        }
        #client {

-               width: 98.5%;
-               padding: 0px 0px 0px 5px;
-               height: 50px;
+               width: 100%;

                position: fixed;
                bottom: 0;
        }
                position: fixed;
                bottom: 0;
        }


@@ -56,20 +54,17 @@
        }
        #say { width: 100% }
        #history {
        }
        #say { width: 100% }
        #history {

-               padding: 0px 5px 55px 5px;
-               vertical-align: bottom
+               padding: 0px 5px 30px 5px;
+               vertical-align: bottom;

        }
        .banner {
                font-size: 85%;
                text-align: right;
        }
        .servercount {
        }
        .banner {
                font-size: 85%;
                text-align: right;
        }
        .servercount {

-               margin-right: 0.5em;
+               margin-right: -0.5em;

                font-size: 70%;
        }
                font-size: 70%;
        }

-       .timestamp {
-               margin-right: 0.8em;
-       }

        .timestamp:hover, .timestamp:hover .servertimestamps {
                background-color: #556;
        }
        .timestamp:hover, .timestamp:hover .servertimestamps {
                background-color: #556;
        }


@@ -105,9 +100,54 @@
                padding-left: 5px;
                padding-right: 5px;
        }
                padding-left: 5px;
                padding-right: 5px;
        }

+
+       /* BEGIN expando input box trick kindly provided by http://www.alistapart.com/articles/expanding-text-areas-made-elegant/ */
+       .expandingArea {
+               position: relative;
+               border: 1px solid #888;
+               background: silver;
+       }
+       .expandingArea > textarea,
+       .expandingArea > pre {
+               margin: 0;
+               outline: 0;
+               border: 0;
+               padding: 5px;
+               background: transparent;
+               font: 400 13px/16px helvetica, arial, sans-serif;
+               /* Make the text soft-wrap */
+               white-space: pre-wrap;
+               word-wrap: break-word;
+       }
+       .expandingArea > textarea {
+               /* The border-box box model is used to allow
+                * padding whilst still keeping the overall width
+                * at exactly that of the containing element.
+                */
+               -webkit-box-sizing: border-box;
+                  -moz-box-sizing: border-box;
+                   -ms-box-sizing: border-box;
+                       box-sizing: border-box;
+               width: 100%;
+               /* Hide any scrollbars */
+               overflow: hidden;
+               position: absolute;
+               top: 0;
+               left: 0;
+               height: 100%;
+               /* Remove WebKit user-resize widget */
+               resize: none;
+       }
+       .expandingArea > pre {
+               display: block;
+               /* Hide the text; just using it for sizing */
+               visibility: hidden;
+       }
+       /* END expando input box trick kindly provided by http://www.alistapart.com/articles/expanding-text-areas-made-elegant/ */
+

   /*]]>*/--></style>
   <script type="text/javascript"><!--//--><![CDATA[//><!--
   /*]]>*/--></style>
   <script type="text/javascript"><!--//--><![CDATA[//><!--

-       var servers = ['chkno.net', 'rc2.chkno.net', 'echto.net', 'the-wes.com', 'vibrantlogic.com'];
+       var servers = ['chkno.net', 'rc2.chkno.net', 'reliablechat-chk.rhcloud.com:80', 'intense-basin-3395.herokuapp.com:80', 'echto.net', 'the-wes.com', 'vibrantlogic.com'];

 
        var session = Math.random();  // For outgoing message IDs
        var since = {};    // server -> time: For fetch?since=
 
        var session = Math.random();  // For outgoing message IDs
        var since = {};    // server -> time: For fetch?since=


@@ -193,6 +233,7 @@
                servercount.setAttribute("class", "servercount");
                servercount.appendChild(document.createTextNode(Object.keys(message.ServerTimes).length));
                message.UI.appendChild(servercount);
                servercount.setAttribute("class", "servercount");
                servercount.appendChild(document.createTextNode(Object.keys(message.ServerTimes).length));
                message.UI.appendChild(servercount);

+               message.UI.appendChild(document.createTextNode(" "));

 
                // Timestamp
                var timestamp_text = message.Time ? rcformattime(message.Time) : "";
 
                // Timestamp
                var timestamp_text = message.Time ? rcformattime(message.Time) : "";


@@ -200,6 +241,7 @@
                timestamp.setAttribute("class", "timestamp");
                timestamp.appendChild(document.createTextNode(timestamp_text));
                message.UI.appendChild(timestamp);
                timestamp.setAttribute("class", "timestamp");
                timestamp.appendChild(document.createTextNode(timestamp_text));
                message.UI.appendChild(timestamp);

+               message.UI.appendChild(document.createTextNode(" "));

 
                // Timestamp hover
                var timestamp_hover = document.createElement("div");
 
                // Timestamp hover
                var timestamp_hover = document.createElement("div");


@@ -216,6 +258,8 @@
                        type = "status";
                } else if (/^\* /.test(message.Text)) {
                        type = "me";
                        type = "status";
                } else if (/^\* /.test(message.Text)) {
                        type = "me";

+               } else if (/^-!- /.test(message.Text)) {
+                       type = "local";

                } else {
                        type = "text";
                }
                } else {
                        type = "text";
                }


@@ -261,13 +305,20 @@
                        history.push(message);
                        message_i = history.length-1;
                }
                        history.push(message);
                        message_i = history.length-1;
                }

+               if (message_i + 1 < history.length) {
+                       rcaddmessagetoUI(message, history[message_i + 1].UI);
+               } else {
+                       rcaddmessagetoUI(message, null);
+               }
+       }

 
 

+       function rcaddmessagetoUI(message, before) {

                if (!message.UI) {
                        rcmakemessageUI(message);
                }
                var h = document.getElementById("history");
                if (!message.UI) {
                        rcmakemessageUI(message);
                }
                var h = document.getElementById("history");

-               if (message_i + 1 < history.length) {
-                       h.insertBefore(message.UI, history[message_i + 1].UI);
+               if (before) {
+                       h.insertBefore(message.UI, before);

                } else {
                        h.appendChild(message.UI);
                }
                } else {
                        h.appendChild(message.UI);
                }


@@ -367,6 +418,7 @@
        }
 
        function rcconnect() {
        }
 
        function rcconnect() {

+               makeExpandingArea(document.getElementById("expando"));

                for (var i in servers) {
                        rcfetch(servers[i]);
                        // Status bar entry
                for (var i in servers) {
                        rcfetch(servers[i]);
                        // Status bar entry


@@ -384,22 +436,32 @@
                        "?id=" + encodeURIComponent(message.ID) +
                        "&text=" + encodeURIComponent(message.Text);
                for (var i in servers) {
                        "?id=" + encodeURIComponent(message.ID) +
                        "&text=" + encodeURIComponent(message.Text);
                for (var i in servers) {

-                       var uri = rcserverbase(servers[i]) + path;
-                       var img = document.createElement("img");
-                       img.setAttribute("src", uri);
-                       d.appendChild(img);
+                       var xhr = new XMLHttpRequest();
+                       xhr.open("POST", rcserverbase(servers[i]) + path);
+                       xhr.send();

                }
        }
 
        function rcinput(input) {
                var message;
                }
        }
 
        function rcinput(input) {
                var message;

-               var re = /^\/([a-z]+) (.*)/
+               var re = /^\/(\S+)(\s(.*))?/;

                var match = re.exec(input);
                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]);
+               if (match) {
+                       var command = match[1];
+                       var rest = match[3];
+                       if (command == 'me') {
+                               message = "* " + rcnick() + "  " + rest;
+                       } else if (command == 'nick') {
+                               if (rcnick() == rest) {
+                                       rcaddmessagetoUI({'Text': '-!- Your nick is already ' + rcnick(), 'ServerTimes': {}});
+                                       return;
+                               }
+                               message = "*** " + rcnick() + " is now known as " + rest;
+                               rcsetnick(rest);
+                       } else {
+                               rcaddmessagetoUI({'Text': '-!- No such command: ' + command, 'ServerTimes': {}});
+                               return;
+                       }

                } else {
                        message = "<" + rcnick() + "> " + input;
                }
                } else {
                        message = "<" + rcnick() + "> " + input;
                }


@@ -411,9 +473,34 @@
 
        function rckeydown(event) {
                if (event.keyCode == 13) {
 
        function rckeydown(event) {
                if (event.keyCode == 13) {

-                       rcinput(document.input.say.value);
+                       if (document.input.say.value) {
+                               rcinput(document.input.say.value);
+                       }

                        document.input.say.value = "";
                        document.input.say.value = "";

-                       
+                       return false;
+               }
+       }
+
+       // From http://www.alistapart.com/articles/expanding-text-areas-made-elegant/
+       function makeExpandingArea(container) {
+               var area = container.querySelector('textarea');
+               var span1 = container.querySelector('span');
+               var span2 = document.getElementById('historypad');
+               if (area.addEventListener) {
+                       area.addEventListener('input', function() {
+                               span1.textContent = area.value;
+                               span2.textContent = area.value;
+                       }, false);
+                       span1.textContent = area.value;
+                       span2.textContent = area.value;
+               } else if (area.attachEvent) {
+                       // IE8 compatibility
+                       area.attachEvent('onpropertychange', function() {
+                               span1.innerText = area.value;
+                               span2.innerText = area.value;
+                       });
+                       span1.innerText = area.value;
+                       span2.innerText = area.value;

                }
        }
   //--><!]]></script>
                }
        }
   //--><!]]></script>


@@ -424,12 +511,18 @@
        <div id="container">
                <div class="banner">(You are using <a href="https://github.com/chkno/reliable-chat">Reliable Chat</a>)</div>
                <div id="history"></div>
        <div id="container">
                <div class="banner">(You are using <a href="https://github.com/chkno/reliable-chat">Reliable Chat</a>)</div>
                <div id="history"></div>

+               <div class="expandingArea" style="visibility: hidden">
+                       <pre><span id="historypad"></span><br></pre>
+               </div>

                <div id="client">
                        <div id="input">
                                <form name="input" onsubmit="return false" autocomplete="off">
                <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>
+                                       <div id="expando" class="expandingArea">
+                                               <pre><span></span><br></pre>
+                                               <textarea id="say" onkeydown="return rckeydown(event)" autofocus="autofocus"></textarea>
+                                       </div>

                                </form></div>
                                </form></div>

-                       <div id="status">&nbsp;</div>
+                       <div id="status"></div>

                </div>
        </div>
 </body>
                </div>
        </div>
 </body>