firstHEADmaster

1 files changed, 80 insertions, 0 deletions

diff --git a/app.js b/app.js
new file mode 100644
index 0000000..cc9c6d7
--- /dev/null
+++ b/app.js
@@ -0,0 +1,80 @@
+/* -*- mode:javascript; coding:utf-8; -*- */
+
+'use strict';
+
+var PORT = 3000;
+var REDISKEY_URL_QUEUE = 'url.queue';
+var REDISKEY_URL_SEQ = 'url.seq';
+var URL_QUEUE_MAXLEN = 10;
+
+var express = require('express');
+var routes = require('./routes');
+
+var app = express();
+var redis = require('redis').createClient();
+var server = require('http').createServer(app);
+var io = require('socket.io').listen(server);
+
+app.set('view engine', 'jade');
+app.set('views', __dirname + '/views');
+
+app.engine('jade', require('jade').__express);
+
+//app.use(express.bodyParser());
+//app.use(express.methodOverride());
+app.use(app.router);
+app.use(express.static(__dirname + '/public'));
+
+switch (app.get('env')) {
+case 'development':
+    app.use(express.errorHandler({
+        dumpExceptions: true,
+        showStack: true
+    }));
+    break;
+case 'production':
+    app.use(express.errorHandler());
+    break
+}
+
+app.get('/', routes.index);
+app.get('/chat', routes.chat);
+
+server.listen(PORT);
+
+io.sockets.on('connection', function (socket) {
+    socket.emit('message', { message: 'ready' });
+    socket.on('send', function (data) {
+        var m = data.message.match(/(?:https?:\/\/)(?:[\da-z\.-]+)(?:\.(?:[a-z\.]{2,6}))?(?:\:\d+)?(?:[\/\w\.-]*)*\/?/ig);
+
+        if (m) {
+            var length = m.length;
+
+            redis.incrby(REDISKEY_URL_SEQ, length, function (e, v) {
+                var timestamp = Date.now();
+                var xs = m.map(function (url, i) {
+                    return JSON.stringify({
+                        seq: v - length + i + 1,
+                        timestamp: timestamp,
+                        url: url
+                    });
+                });
+
+                xs.unshift(REDISKEY_URL_QUEUE);
+                redis.send_command('rpush', xs);
+                redis.ltrim(REDISKEY_URL_QUEUE, -URL_QUEUE_MAXLEN, -1);
+                redis.lrange(REDISKEY_URL_QUEUE, -URL_QUEUE_MAXLEN, -1, function (e, queue) {
+                    if (queue) {
+                        data.queue = queue;
+                    }
+                    io.sockets.emit('message', data);
+                });
+            });
+        }
+        else {
+            io.sockets.emit('message', data);
+        }
+    });
+});
+
+console.log("listening on port %d (env=%s)", server.address().port, app.settings.env);