10 minutes chat history, limit of 20 messages

server/handlers/chat.js

@@ -1,3 +1,28 @@
+function get_history(channel, all, socket) {
+    var query = {};
+    if(all) {
+        query = {
+            all: true,
+        };
+    } else {
+        query = {
+            all: false,
+            channel: channel,
+        };
+    }
+    db.collection("chat_logs").find(query, {
+        from: 1,
+        createdAt: 1,
+        all: 1,
+        channel: 1,
+        msg: 1,
+        icon: 1,
+        _id: 0
+    }).sort({createdAt: 1}).limit(20, function(err, docs) {
+        socket.emit("chat_history", {all: all, data: docs});
+    });
+}
+
 
 function chat(msg, guid, offline, socket) {
     if(typeof(msg) !== 'object' && !msg.hasOwnProperty('data') && !msg.hasOwnProperty('channel') && !msg.hasOwnProperty('pass')) {
@@ -18,6 +43,7 @@ function chat(msg, guid, offline, socket) {
                             if(n.length > 0 && n[0].icon) {
                                 icon = n[0].icon;
                             }
+                            db.collection("chat_logs").insert({ "createdAt": new Date(), all: false, channel: coll, from: docs[0].name, msg: ": " + data, icon: icon });
                             io.to(coll).emit('chat', {from: docs[0].name, msg: ": " + data, icon: icon});
                         });
                     } else if(docs.length == 0){
@@ -49,6 +75,7 @@ function all_chat(msg, guid, offline, socket) {
                     if(n.length > 0 && n[0].icon) {
                         icon = n[0].icon;
                     }
+                    db.collection("chat_logs").insert({ "createdAt": new Date(), all: true, channel: coll, from: docs[0].name, msg: ": " + data, icon: icon }, function(err, docs) {});
                     io.sockets.emit('chat.all', {from: docs[0].name, msg: ": " + data, channel: coll, icon: icon});
                 });
             } else if(docs.length == 0) {
@@ -163,6 +190,7 @@ function get_name(guid, announce_payload) {
     })
 }
 
+module.exports.get_history = get_history;
 module.exports.chat = chat;
 module.exports.all_chat = all_chat;
 module.exports.namechange = namechange;

server/handlers/db.js

@@ -2,6 +2,8 @@ var mongo_db_cred = {config: 'mydb'};
 var mongojs = require('mongojs');
 var db = mongojs(mongo_db_cred.config);
 
+db.collection("chat_logs").createIndex({ "createdAt": 1 }, { expireAfterSeconds: 600 });
+
 db.on('connected', function(err) {
     console.log("connected");
 })

server/handlers/io.js

@@ -131,6 +131,10 @@ module.exports = function() {
             }
         });
 
+        socket.on('get_history', function(msg) {
+            Chat.get_history(msg.channel, msg.all, socket);
+        });
+
         socket.on('chat', function (msg) {
             Chat.chat(msg, guid, offline, socket);
         });

server/public/assets/js/chat.js

@@ -89,8 +89,8 @@ var Chat = {
         return;
     },
 
-    allchat: function(inp) {
-        if(inp.msg.substring(0,1) == ":" && !chat_active) {
+    allchat: function(inp, time_sent, disable_blink) {
+        if(inp.msg.substring(0,1) == ":" && !chat_active && !disable_blink) {
             Chat.all_received += 1;
             $("#favicon").attr("href", "/assets/images/highlogo.png");
             unseen = true;
@@ -123,6 +123,9 @@ var Chat = {
         color = Helper.hexToRgb(color.substring(0,6));
         var color_temp = Helper.rgbToHsl([color.r, color.g, color.b], false);
         var _time = new Date();
+        if(time_sent) {
+            _time = new Date(time_sent);
+        }
         var time = Helper.pad(_time.getHours()) + ":" + Helper.pad(_time.getMinutes());
         $("#chatall").append("<li title='"+inp.channel+"'><span class='time_color'>" + time + "</span> " + icon_add + "<span style='color:"+color_temp+";'>"+inp.from+"</span><span class='channel-info-all-chat'> " + inp.channel + " </span></li>");
         var in_text = document.createTextNode(inp.msg);
@@ -130,8 +133,8 @@ var Chat = {
         document.getElementById("chatall").scrollTop = document.getElementById("chatall").scrollHeight;
     },
 
-    channelchat: function(data) {
-        if(data.msg.substring(0,1) == ":" && !chat_active) {
+    channelchat: function(data, time_sent, disable_blink) {
+        if(data.msg.substring(0,1) == ":" && !chat_active && !disable_blink) {
             $("#favicon").attr("href", "/assets/images/highlogo.png");
             unseen = true;
             chat_unseen = true;
@@ -162,6 +165,9 @@ var Chat = {
         color = Helper.hexToRgb(color.substring(0,6));
         var color_temp = Helper.rgbToHsl([color.r, color.g, color.b], false);
         var _time = new Date();
+        if(time_sent) {
+            _time = new Date(time_sent);
+        }
         var time = Helper.pad(_time.getHours()) + ":" + Helper.pad(_time.getMinutes());
         $("#chatchannel").append("<li><span class='time_color'>" + time + "</span> " + icon_add + "<span style='color:"+color_temp+";'>"+data.from+"</span></li>");
         var in_text = document.createTextNode(data.msg);

server/public/assets/js/listeners.js

@@ -310,6 +310,7 @@ function init(){
         if(private_channel) add = Crypt.getCookie("_uI") + "_";
         socket.emit("list", {version: parseInt(localStorage.getItem("VERSION")), channel: add + chan.toLowerCase(), pass: embed ? '' : Crypt.crypt_pass(Crypt.get_userpass(chan.toLowerCase()))});
     }
+
     if(!Helper.mobilecheck()) {
         $("#viewers").tooltip({
             delay: 5,
@@ -368,6 +369,9 @@ function init(){
     setup_list_listener();
     setup_chat_listener();
 
+    socket.emit("get_history", {channel: chan.toLowerCase(), all: false});
+    socket.emit("get_history", {channel: chan.toLowerCase(), all: true});
+
     if(!Helper.mobilecheck() && $("#alreadychannel").length === 0) setup_host_initialization();
 
     if(!Helper.msieversion() && !Helper.mobilecheck()) Notification.requestPermission();
@@ -748,6 +752,16 @@ function setup_admin_listener(){
 }
 
 function setup_chat_listener(){
+    socket.on("chat_history", function(msg) {
+        var data = msg.data;
+        for(var i = 0; i < data.length; i++) {
+            if(msg.all) {
+                Chat.allchat(data[i], data[i].createdAt, true);
+            } else {
+                Chat.channelchat(data[i], data[i].createdAt, true);
+            }
+        }
+    });
     socket.on("chat.all", Chat.allchat);
     socket.on("chat", Chat.channelchat);
 }