-
Notifications
You must be signed in to change notification settings - Fork 15
/
app.js
56 lines (51 loc) · 1.67 KB
/
app.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
var fs =require('fs');
var http = require('http');
var mongo = require('mongodb');
var db = new mongo.Db('memedb', new mongo.Server("127.0.0.1", 27017));
db.open(function(err) {
if(err) {
console.log(err);
db.close();
process.exit(1);
}
});
server = http.createServer( function(req, res) {
fs.readFile('index.html', function(err, page) {
res.writeHead(200, {'Content-Type': 'text/html'});
res.write(page);
res.end();
});
});
server.listen(8080);
// now.js code
var everyone = require("now").initialize(server, {socketio: {'transports': ['xhr-polling']}});
// publish meme
everyone.now.publish = function(meme) {
if(meme.name && meme.text.line1 && meme.text.line2) {
db.collection('memes', function(err, collection) {
// add a date field and save
meme.date = Date.now();
collection.insert(meme, function(err) {
if(!err)
everyone.now.receiveMeme(meme);
});
});
}
};
// retrieve the latest few memes of a name. If there is no name, retrieve a mixture
everyone.now.getRecent = function(memeName) {
var client = this;
console.log("retrieving");
db.collection('memes', function(err, collection) {
if(memeName == undefined) {
collection.find( {}, { sort: [[ "date", "desc" ]], limit: 25 }).toArray( function(err, docs) {
client.now.getContent(docs);
});
}
else {
collection.find( {"name": memeName}, { sort: [[ "date", "desc" ]], limit: 25 }).toArray( function(err, docs) {
client.now.getContent(docs);
});
}
});
};