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Merge branch 'data-abstract'

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this is ddunlops work to abstract data layer and allow for mongodb

thanks ddunlop

Conflicts:
	.gitignore
	server.js
This commit is contained in:
ali asaria 2011-03-14 00:43:35 -04:00
commit d159d02390
6 changed files with 487 additions and 273 deletions
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1
.gitignore vendored
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@ -1,4 +1,5 @@
.DS_Store
rsync.sh
*.swp
*.log
.monitor

13
config.js Normal file
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@ -0,0 +1,13 @@
/*exports.database = {
type: 'mongodb',
hostname: 'localhost',
port: 27017,
database: 'scrumblr'
};
*/
exports.database = {
type: 'redis',
prefix: '#scrumblr#'
};

39
lib/data.js Normal file
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@ -0,0 +1,39 @@
var conf = require('../config.js').database;
exports.db = require('./data/'+conf.type+'.js').db;
/*
var db = function(callback) { }
db.prototype = {
clearRoom: function(room, callback) { },
// theme commands
setTheme: function(room, theme) { },
getTheme: function(room, callback) { },
// Column commands
createColumn: function(room, name, callback) { },
getAllColumns: function(room, callback) { },
deleteColumn: function(room) { },
setColumns: function(room, columns) { },
// Card commands
createCard: function(room, id, card) { },
getAllCards: function(room, callback) { },
cardEdit: function(room, id, text) { },
cardSetXY: function(room, id, x, y) { },
deleteCard: function(room, id) { },
addSticker: function(room, cardId, stickerId) { }
};
exports.db = db;
*/

155
lib/data/mongodb.js Normal file
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@ -0,0 +1,155 @@
var Db = require('mongodb').Db;
Server = require('mongodb').Server,
BSON = require('mongodb').BSONNative,
conf = require('../../config.js').database;
var db = function(callback)
{
this.rooms = false;
var t = this;
var db = new Db(conf.database, new Server(conf.hostname, conf.port), {native_parser:true});
db.open(function(err, db) {
db.collection('rooms', function(err, collection) {
// make sure we have an index on name
collection.ensureIndex([['name',1]],false,function() {});
t.rooms = collection;
});
callback();
});
}
db.prototype = {
clearRoom: function(room, callback)
{
this.rooms.remove({name:room},callback);
},
// theme commands
setTheme: function(room, theme)
{
this.rooms.update(
{name:room},
{$set:{theme:theme}}
);
},
getTheme: function(room, callback)
{
this.rooms.findOne(
{name:room},
{theme:true},
function(err, room) {
if(room) {
callback(room.theme);
} else {
callback();
}
}
);
},
// Column commands
createColumn: function(room, name, callback)
{
this.rooms.update(
{name:room},
{$push:{columns:name}},
{upsert:true}
,callback
);
},
getAllColumns: function(room, callback)
{
this.rooms.findOne({name:room},{columns:true},function(err, room) {
if(room) {
callback(room.columns);
} else {
callback();
}
});
},
deleteColumn: function(room)
{
this.rooms.update(
{name:room},
{$pop:{columns:1}}
);
},
setColumns: function(room, columns)
{
this.rooms.update(
{name:room},
{$set:{columns:columns}},
{upsert:true}
);
},
// Card commands
createCard: function(room, id, card)
{
var doc = {};
doc['cards.'+id] = card;
this.rooms.update(
{name:room},
{$set:doc},
{upsert:true}
);
},
getAllCards: function(room, callback)
{
this.rooms.findOne({name:room},{cards:true},function(err, room) {
if(room) {
callback(room.cards);
} else {
callback();
}
});
},
cardEdit: function(room, id, text)
{
var doc = {};
doc['cards.'+id+'.text'] = text;
this.rooms.update(
{name:room},
{$set:doc}
);
},
cardSetXY: function(room, id, x, y)
{
var doc = {};
doc['cards.'+id+'.x'] = x;
doc['cards.'+id+'.y'] = y;
this.rooms.update(
{name:room},
{$set:doc}
);
},
deleteCard: function(room, id)
{
var doc = {};
doc['cards.'+id] = true;
this.rooms.update(
{name:room},
{$unset:doc}
);
},
addSticker: function(room, cardId, stickerId)
{
var doc = {};
doc['cards.'+cardId+'.sticker'] = stickerId;
this.rooms.update(
{name:room},
{$set:doc}
);
}
};
exports.db = db;

154
lib/data/redis.js Normal file
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@ -0,0 +1,154 @@
//var conf = require('../../config.js').database;
var redis = require("redis"),
redisClient = null; //redis.createClient();
var async = require("async");
// If you want Memory Store instead...
// var MemoryStore = require('connect/middleware/session/memory');
// var session_store = new MemoryStore();
var RedisStore = require('connect-redis');
var session_store = new RedisStore( );
var REDIS_PREFIX = '#scrumblr#';
//For Redis Debugging
var db = function(callback) {
redisClient = redis.createClient();
redisClient.on("connect", function (err) {
callback();
});
redisClient.on("error", function (err) {
console.log("Redis error: " + err);
});
}
db.prototype = {
clearRoom: function(room, callback) {
redisClient.del(REDIS_PREFIX + '-room:/demo-cards', function (err, res) {
redisClient.del(REDIS_PREFIX + '-room:/demo-columns', function (err, res) {
callback();
});
});
},
// theme commands
setTheme: function(room, theme) {
redisClient.set(REDIS_PREFIX + '-room:' + room + '-theme', theme);
},
getTheme: function(room, callback) {
redisClient.get(REDIS_PREFIX + '-room:' + room + '-theme', function (err, res) {
callback(res);
});
},
// Column commands
createColumn: function(room, name, callback) {
redisClient.rpush(REDIS_PREFIX + '-room:' + room + '-columns', name,
function (err, res) {
if (typeof callback != "undefined" && callback !== null) callback();
}
);
},
getAllColumns: function(room, callback) {
redisClient.lrange(REDIS_PREFIX + '-room:' + room + '-columns', 0, -1, function(err, res) {
callback(res);
});
},
deleteColumn: function(room) {
redisClient.rpop(REDIS_PREFIX + '-room:' + room + '-columns');
},
setColumns: function(room, columns) {
//1. first delete all columns
redisClient.del(REDIS_PREFIX + '-room:' + room + '-columns', function () {
//2. now add columns for each thingy
async.forEachSeries(
columns,
function( item, callback ) {
//console.log('rpush: ' + REDIS_PREFIX + '-room:' + room + '-columns' + ' -- ' + item);
redisClient.rpush(REDIS_PREFIX + '-room:' + room + '-columns', item,
function (err, res) {
callback();
}
);
},
function() {
//this happens when the series is complete
}
);
});
},
// Card commands
createCard: function(room, id, card) {
var cardString = JSON.stringify(card);
redisClient.hset(
REDIS_PREFIX + '-room:' + room + '-cards',
id,
cardString
);
},
getAllCards: function(room, callback) {
redisClient.hgetall(REDIS_PREFIX + '-room:' + room + '-cards', function (err, res) {
var cards = [];
for (i in res) {
cards.push( JSON.parse(res[i]) );
}
console.dir(cards);
callback(cards);
});
},
cardEdit: function(room, id, text) {
redisClient.hget(REDIS_PREFIX + '-room:' + room + '-cards', id, function(err, res) {
var card = JSON.parse(res);
if (card !== null) {
card.text = text;
redisClient.hset(REDIS_PREFIX + '-room:' + room + '-cards', id, JSON.stringify(card));
}
});
},
cardSetXY: function(room, id, x, y) {
redisClient.hget(REDIS_PREFIX + '-room:' + room + '-cards', id, function(err, res) {
var card = JSON.parse(res);
if (card !== null) {
card.x = x;
card.y = y;
redisClient.hset(REDIS_PREFIX + '-room:' + room + '-cards', id, JSON.stringify(card));
}
});
},
deleteCard: function(room, id) {
redisClient.hdel(
REDIS_PREFIX + '-room:' + room + '-cards',
id
);
},
addSticker: function(room, cardId, stickerId) {
redisClient.hget(REDIS_PREFIX + '-room:' + room + '-cards', cardId, function(err, res) {
var card = JSON.parse(res);
if (card !== null) {
card.sticker = stickerId;
redisClient.hset(REDIS_PREFIX + '-room:' + room + '-cards', cardId, JSON.stringify(card));
}
});
}
};
exports.db = db;

198
server.js
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@ -3,9 +3,6 @@ var http = require('http'),
express = require('express'),
connect = require('connect');
var redis = require("redis"),
redisClient = redis.createClient();
var sys = require('sys');
var app = express.createServer();
@ -13,21 +10,13 @@ var app = express.createServer();
var async = require('async');
var rooms = require('./lib/rooms.js');
var data = require('./lib/data.js').db;
var sanitizer = require('sanitizer');
// If you want Memory Store instead...
// var MemoryStore = require('connect/middleware/session/memory');
// var session_store = new MemoryStore();
var RedisStore = require('connect-redis');
var session_store = new RedisStore( );
//Map of sids to user_names
var sids_to_user_names = [];
var REDIS_PREFIX = '#scrumscrum#';
app.configure( function(){
app.use(express.static(__dirname + '/client'));
app.use(express.bodyParser());
@ -39,7 +28,7 @@ app.configure( function(){
express.session({
key: "scrumscrum-cookie",
secret: "kookoorikoo",
store: session_store,
// store: session_store,
cookie: { path: '/', httpOnly: true, maxAge: 14400000 }
})
);
@ -47,13 +36,6 @@ app.configure( function(){
});
//For Redis Debugging
redisClient.on("error", function (err) {
console.log("Redis error: " + err);
});
app.get('/', function(req, res) {
res.render('home.jade', {
layout: false
@ -166,7 +148,7 @@ function scrub( text ) {
// console.log(JSON.stringify(message.data));
getRoom(client, function(room) {
cardSetXY( room , message.data.id, message.data.position.left, message.data.position.top)
db.cardSetXY( room , message.data.id, message.data.position.left, message.data.position.top)
});
break;
@ -200,9 +182,9 @@ function scrub( text ) {
clean_data.value = scrub(message.data.value);
clean_data.id = scrub(message.data.id);
//send update to Redis
//send update to database
getRoom(client, function(room) {
cardEdit( room , clean_data.id, clean_data.value );
db.cardEdit( room , clean_data.id, clean_data.value );
});
var message_out = {
@ -222,7 +204,7 @@ function scrub( text ) {
}
getRoom( client, function(room) {
deleteCard ( room, clean_message.data.id );
db.deleteCard ( room, clean_message.data.id );
});
//report to all other browsers
@ -234,7 +216,7 @@ function scrub( text ) {
var clean_message = { data: scrub(message.data) };
getRoom( client, function(room) {
createColumn( room, clean_message.data, function() {} );
db.createColumn( room, clean_message.data, function() {} );
});
broadcastToRoom( client, clean_message );
@ -243,7 +225,7 @@ function scrub( text ) {
case 'deleteColumn':
getRoom( client, function(room) {
deleteColumn();
db.deleteColumn(room);
});
broadcastToRoom( client, { action: 'deleteColumn' } );
@ -262,7 +244,7 @@ function scrub( text ) {
clean_columns[i] = scrub( columns[i] );
}
setColumns( room, clean_columns );
db.setColumns( room, clean_columns );
broadcastToRoom( client, { action: 'updateColumns', data: clean_columns } );
@ -273,7 +255,7 @@ function scrub( text ) {
clean_message.data = scrub(message.data);
getRoom( client, function(room) {
setTheme( room, clean_message.data );
db.setTheme( room, clean_message.data );
});
clean_message.action = 'changeTheme';
@ -299,10 +281,11 @@ function scrub( text ) {
var stickerId = scrub(message.data.stickerId);
getRoom(client, function(room) {
addSticker( room , cardId, stickerId );
db.addSticker( room , cardId, stickerId );
});
broadcastToRoom( client, { action: 'addSticker', data: { cardId: cardId, stickerId: stickerId }});
break;
default:
console.log('unknown action');
@ -329,8 +312,7 @@ function initClient ( client )
//console.log ('initClient Started');
getRoom(client, function(room) {
getAllCards( room , function (cards) {
db.getAllCards( room , function (cards) {
client.send(
{
@ -342,7 +324,7 @@ function initClient ( client )
});
getAllColumns ( room, function (columns) {
db.getAllColumns ( room, function (columns) {
client.send(
{
action: 'initColumns',
@ -352,7 +334,7 @@ function initClient ( client )
});
getTheme( room, function(theme) {
db.getTheme( room, function(theme) {
if (theme == null) theme = 'bigcards';
@ -417,65 +399,8 @@ function broadcastToRoom ( client, message ) {
rooms.broadcast_to_roommates(client, message);
}
function getTheme ( room , callbackFunction )
{
redisClient.get(REDIS_PREFIX + '-room:' + room + '-theme', function (err, res) {
callbackFunction(res);
});
}
function setTheme ( room, theme )
{
redisClient.set(REDIS_PREFIX + '-room:' + room + '-theme', theme);
}
//----------------COL FUNCTIONS
function getAllColumns ( room, callbackFunction ) {
redisClient.lrange(REDIS_PREFIX + '-room:' + room + '-columns', 0, -1, function(err, res) {
callbackFunction(res);
});
}
function createColumn ( room, name, callback ) {
console.log('rpush: ' + REDIS_PREFIX + '-room:' + room + '-columns' + " -- " + name);
redisClient.rpush(REDIS_PREFIX + '-room:' + room + '-columns', name,
function (err, res) {
if (typeof callback != "undefined" && callback !== null) callback();
}
);
}
function deleteColumn ( room ) {
redisClient.rpop(REDIS_PREFIX + '-room:' + room + '-columns');
}
function setColumns ( room, columns ) {
console.dir('SetColumns:');
console.dir(columns);
//1. first delete all columns
redisClient.del(REDIS_PREFIX + '-room:' + room + '-columns', function () {
//2. now add columns for each thingy
async.forEachSeries(
columns,
function( item, callback ) {
//console.log('rpush: ' + REDIS_PREFIX + '-room:' + room + '-columns' + ' -- ' + item);
redisClient.rpush(REDIS_PREFIX + '-room:' + room + '-columns', item,
function (err, res) {
callback();
});
},
function() {
//this happens when the series is complete
}
);
});
}
//----------------CARD FUNCTIONS
function createCard( room, id, text, x, y, rot, colour ) {
//console.log ('create card in ' + room);
var card = {
id: id,
colour: colour,
@ -483,81 +408,10 @@ function createCard( room, id, text, x, y, rot, colour ) {
x: x,
y: y,
text: text,
stickerId: null
sticker: null
};
var cardString = JSON.stringify(card);
redisClient.hset(
REDIS_PREFIX + '-room:' + room + '-cards',
id,
cardString
)
//console.log(JSON.stringify(cards));
}
function cardSetXY( room, id, x, y )
{
redisClient.hget(REDIS_PREFIX + '-room:' + room + '-cards', id, function(err, res) {
var card = JSON.parse(res);
if (card !== null)
{
card.x = x;
card.y = y;
redisClient.hset(REDIS_PREFIX + '-room:' + room + '-cards', id, JSON.stringify(card));
}
});
}
function cardEdit( room , id, text) {
redisClient.hget(REDIS_PREFIX + '-room:' + room + '-cards', id, function(err, res) {
var card = JSON.parse(res);
if (card !== null)
{
card.text = text;
redisClient.hset(REDIS_PREFIX + '-room:' + room + '-cards', id, JSON.stringify(card));
}
});
}
function deleteCard( room, id ) {
//console.log('deletecard in redis: ' + id);
redisClient.hdel(
REDIS_PREFIX + '-room:' + room + '-cards',
id
)
}
function getAllCards( room, callbackFunction ) {
console.log('getall from: ' + REDIS_PREFIX + '-room' + room + '-cards');
redisClient.hgetall(REDIS_PREFIX + '-room:' + room + '-cards', function (err, res) {
var cards = Array();
for (i in res)
{
cards.push( JSON.parse(res[i]) );
}
console.dir(cards);
callbackFunction (cards);
});
}
function addSticker( room, cardId, stickerId ) {
redisClient.hget(REDIS_PREFIX + '-room:' + room + '-cards', cardId, function(err, res) {
var card = JSON.parse(res);
if (card !== null)
{
card.sticker = stickerId;
redisClient.hset(REDIS_PREFIX + '-room:' + room + '-cards', cardId, JSON.stringify(card));
}
});
db.createCard(room, id, card);
}
function roundRand( max )
@ -585,17 +439,15 @@ function setUserName ( client, name )
console.dir(sids_to_user_names);
}
function cleanAndInitializeDemoRoom()
{
// DUMMY DATA
redisClient.del(REDIS_PREFIX + '-room:/demo-cards', function (err, res) {
redisClient.del(REDIS_PREFIX + '-room:/demo-columns', function (err, res) {
createColumn( '/demo', 'Not Started' );
createColumn( '/demo', 'Started' );
createColumn( '/demo', 'Testing' );
createColumn( '/demo', 'Review' );
createColumn( '/demo', 'Complete' );
db.clearRoom('/demo', function() {
db.createColumn( '/demo', 'Not Started' );
db.createColumn( '/demo', 'Started' );
db.createColumn( '/demo', 'Testing' );
db.createColumn( '/demo', 'Review' );
db.createColumn( '/demo', 'Complete' );
createCard('/demo', 'card1', 'Hello this is fun', roundRand(600), roundRand(300), Math.random() * 10 - 5, 'yellow');
@ -608,12 +460,12 @@ function cleanAndInitializeDemoRoom()
createCard('/demo', 'card7', '.', roundRand(600), roundRand(300), Math.random() * 10 - 5, 'blue');
createCard('/demo', 'card8', '.', roundRand(600), roundRand(300), Math.random() * 10 - 5, 'green');
});
});
}
//
var db = new data(function() {
cleanAndInitializeDemoRoom();
});