From 82f748855794d15ef84e836e80077be9233d68d4 Mon Sep 17 00:00:00 2001
From: Marius Halden <marius.h@lden.org>
Date: Mon, 11 Jan 2016 18:01:30 +0100
Subject: Initial commit

---
 irc-sse.js | 183 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 183 insertions(+)
 create mode 100644 irc-sse.js

(limited to 'irc-sse.js')

diff --git a/irc-sse.js b/irc-sse.js
new file mode 100644
index 0000000..97d4663
--- /dev/null
+++ b/irc-sse.js
@@ -0,0 +1,183 @@
+var max_length = 50;
+var default_channel = "#channel1"
+
+if (window.location.hash.length == 0 && default_channel.length > 0) {
+    window.location.replace(default_channel);
+}
+
+var channel = "";
+var i;
+if ((i = window.location.hash.indexOf("#")) >= 0) {
+    channel = window.location.hash.substring(i + 1);
+}
+
+function scrollDown() {
+    $('html, body').animate({scrollTop: $('html, body').height()}, 1);
+}
+
+function cleanOld() {
+    var elems = $("#chat li");
+    if (elems.length > max_length) {
+
+        var i = elems.length - max_length;
+        elems.each(function() {
+            if (i > 0) {
+                $(this).remove();
+                i--;
+                return true;
+            } else {
+                return false;
+            }
+        });
+    }
+}
+
+function printMessage(msg) {
+    $("#chat").append("<li>"+msg+"</li>");
+    cleanOld();
+    scrollDown();
+}
+
+function setTopic(newTopic) {
+    $("#topic").children("h3").html(newTopic);
+    document.title = newTopic + " - IRC-SSE";
+}
+
+function getUser(user) {
+    return user.substring(0, user.indexOf('!'));
+}
+
+function privmsg(msg) {
+    printMessage(msg.time + " &lt;" + getUser(msg.user) + "&gt; " + msg.message);
+}
+
+function action(msg) {
+    printMessage(msg.time + " * " + getUser(msg.user) + " " + msg.action);
+}
+
+function join(msg) {
+    printMessage(msg.time + " -!- " + msg.user + " joined");
+}
+
+function leave(msg) {
+    printMessage(msg.time + " -!- " + msg.user + " left");
+}
+
+function kick(msg) {
+    printMessage(msg.time + " -!- " + getUser(msg.kickee) + " was kicked by " + getUser(msg.kicker) + " reason: " + msg.message); 
+}
+
+function rename(msg) {
+    printMessage(msg.time + " -!- " + getUser(msg.oldname) + " is now known as " + getUser(msg.newname));
+}
+
+function mode(msg) {
+    var output = msg.time + " -!- mode/" + msg.channel +
+        " [" + ((msg.set == true)?"+":"-") +
+        msg.modes;
+    $.each(msg.args, function(i, v) {
+        if(v != null) {
+            output += " " + v;
+        }
+    });
+    output += "] by " + getUser(msg.user);
+    printMessage(output);
+}
+
+function topic(msg) {
+    var output = msg.time + " -!- " + msg.user + " changed topic to " + msg.topic;
+    printMessage(output);
+}
+
+function daychange(msg) {
+    var output = msg.time + " Day changed to " + msg.date;
+    printMessage(output);
+}
+
+function parseMsg(msg) {
+    switch(msg.type) {
+        case 'action':
+            action(msg);
+            break;
+        case 'topic':
+            topic(msg);
+            setTopic(msg.topic);
+            break;
+        case 'privmsg':
+            privmsg(msg);
+            break;
+        case 'mode':
+            mode(msg);
+            break;
+        case 'leave':
+            leave(msg);
+            break;
+        case 'join':
+            join(msg);
+            break;
+        case 'kick':
+            kick(msg);
+            break;
+        case 'rename':
+            rename(msg);
+            break;
+        case 'daychange':
+            daychange(msg);
+            break;
+        case 'refresh':
+            location.reload();
+            break;
+        default:
+            break;
+    }
+}
+
+$(document).ready(function() {
+    if (channel.length > 0) {
+        $.ajax({
+            url: "/backlog?" + channel,
+            //  crossDomain: true,
+            dataType: "json",
+            success: function(data) {
+                setTopic(data.topic);
+
+                $.each(data.msg, function(i, msg) {
+                    parseMsg(msg);
+                });
+            }
+        });
+    }
+
+    $(window).on('hashchange', function() {
+        location.reload();
+    });
+});
+
+;(function($) {
+    $.fn.textfill = function(options) {
+        var fontSize = options.maxFontPixels;
+        var ourText = $('#chat', this);
+        var maxHeight = $(this).height();
+        var maxWidth = $(this).width();
+        var textHeight;
+        var textWidth;
+
+        do {
+            ourText.css('font-size', fontSize);
+            textHeight = ourText.height();
+            textWidth = ourText.width();
+            fontSize = fontSize - 1;
+        } while ((textHeight > maxHeight || textWidth > maxWidth) && fontSize > 3);
+
+        return this;
+    }
+})(jQuery);
+
+//$(document).ready(function() {
+//	$("#chat-container").textfill({ maxFontPixels: 100 });
+//});
+
+var evtSrc = new EventSource("/subscribe?" + channel);
+evtSrc.onmessage = function(e) {
+    parseMsg($.parseJSON(e.data))
+}
-- 
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