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auth-stuff.txt
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/*
* THIS IS NOT USED
* AldenD 09/10/13: This is a collection of the changes that Josiah
* made to support user authentication. In the interest of stability,
* I've temporarily pulled this work (which is not being actively
* developed). This file contains the pulled changes for reference.
*/
/*
//===============login.html==================//
<!DOCTYPE html>
<html>
<head>
<title>CoArchive login</title>
</head>
<body>
<form method="POST">
Username: <input type="text" name="username" />
Password: <input type="password" name="password" />
<button type="submit">Submit</button>
</form>
</body>
</html>
//===============signup.html==================//
<html>
<head>
<title>CoArchive signup</title>
</head>
<body>
<form method="POST" action="/signup">
Username: <input type="text" name="username" />
Email: <input type="text" name="email" />
Password: <input type="password" name="password" />
<button type="submit">Signup</button>
</form>
</body>
</html>
//===============index.html==================//
<div id="home-login" class="login">
<form method="POST" action="/login">
Username: <input type="text" name="username" />
Password: <input type="password" name="password" />
<button type="submit" class="small">Go</button>
</form>
<span>
or <a href="/signup/">Signup</a>
</span>
</div>
<div id="home-user-greeting" class="user-greeting">
Hello <span id="home-greeting-username"></span>. (<a href="/logout">Logout</a>)
</div>
[...]
<div id="account">
<a class="login" id="workspace-login">Log in</a>
<div class="user-greeting">
Hello <span id="workspace-greeting-username"></span> (<a id="workspace-logout">Logout</a>)
</div>
</div>
//==============index.less=============//
body:not(.home) #home-login,
body:not(.home) #home-user-greeting,
body.logged-in .login,
body:not(.logged-in) .user-greeting
{
display: none;
}
#home-login,
#home-user-greeting
{
position: absolute;
right: 0;
margin: 1em;
button
{
display: inline-block;
}
}
*/
//===============app.js==================//
var oPasswordHash = require('password-hash');
var oConnect = require('connect');
var oCookieParser = new oExpress.cookieParser('testing');
var oSessionStore = new oConnect.session.MemoryStore();
oApp.use(oCookieParser);
oApp.use(oExpress.session({secret: 'testing', store: oSessionStore}));
oApp.configure(function()
{
oApp.use(oCookieParser);
oApp.use(oExpress.session({secret: 'testing', store: oSessionStore}));
//[...]
oApp.get('^/login/?$', function(req, res)
{
if (req.session.sUser)
{
res.redirect(oUrl.parse(req.url, true).query.next || '/');
return;
}
res.sendfile(sHTMLPath + 'login.html');
});
oApp.post('^/login/?$', function(req, res)
{
oDatabase.userExists(req.body.username, this, function(bExists)
{
var sErrorUrl = '/login?error=true'
var sNext = oUrl.parse(req.url, true).query.next;
if (sNext)
sErrorUrl += ('&next=' + sNext)
if (!bExists)
{
res.redirect(sErrorUrl);
return;
}
oDatabase.getUser(req.body.username, this, function(sUser)
{
var oUser = new User(sUser);
if (oUser.checkPassword(req.body.password))
{
req.session.sUser = req.body.username;
res.redirect(sNext || '/');
}
else
res.redirect(sErrorUrl);
});
});
});
oApp.get('^/logout/?$', function(req, res)
{
req.session.sUser = null;
res.redirect(oUrl.parse(req.url, true).query.next || '/login');
});
oApp.get('^/signup/?$', function(req, res)
{
if (req.session.sUser)
{
res.redirect('/logout');
return;
}
res.sendfile(sHTMLPath + 'signup.html');
});
oApp.post('^/signup/?$', function(req, res)
{
oDatabase.userExists(req.body.username, this, function(bExists)
{
if (!bExists)
{
createNewUser(req.body.username, req.body.email, req.body.password, this, function()
{
req.session.sUser = req.body.username;
res.redirect('/');
});
return;
}
res.redirect('/signup?error = That user already exists.');
});
});
oApp.get('^/userInfo/?$', function(req, res)
{
if (!req.session.sUser)
{
res.send(JSON.stringify({bLoggedIn: false}));
return;
}
var oInfo = {
bLoggedIn: true,
sUsername: req.session.sUser,
};
res.send(JSON.stringify(oInfo));
});
});
var User = oHelpers.createClass({
_sUsername: '',
_sEmail: '',
_aDocuments: null,
_sPasswordHash: '',
__init__: function(sData)
{
var oData = oHelpers.fromJSON(sData);
this._sUsername = oData.sUsername;
this._sEmail = oData.sEmail;
this._aDocuments = oData.aDocuments;
this._sPasswordHash = oData.sPasswordHash;
},
checkPassword: function(sPassword)
{
return oPasswordHash.verify(sPassword, this._sPasswordHash);
},
save: function(oScope, fnOnResponse)
{
oDatabase.saveUser(this._sUsername, oHelpers.toJSON({
sUsername: this._sUsername,
sEmail: this._sEmail,
aDocuments: this._aDocuments,
sPasswordHash: this._sPasswordHash
}), oScope, fnOnResponse);
}
});
function createNewUser(sUsername, sEmail, sPassword, oScope, fnOnResponse)
{
var oData = {
sUsername: sUsername,
sEmail: sEmail,
aDocuments: [],
sPasswordHash: oPasswordHash.generate(sPassword, {algorithm: 'sha256'})
};
var oUser = new User(oHelpers.toJSON(oData));
oUser.save(this, function(sError)
{
// Handle error.
oHelpers.createCallback(oScope, fnOnResponse)(oUser);
});
}
// Instantiate websocket listener.
var oWsServer = new oWS.Server({server: oServer});
oWsServer.on('connection', function(oSocket)
{
oCookieParser(oSocket.upgradeReq, null, function(err)
{
if ('connect.sid' in oSocket.upgradeReq.signedCookies)
{
oSessionStore.get(oSocket.upgradeReq.signedCookies['connect.sid'], function(err, oSession)
{
var sUser = oSession.sUser || '';
new Client(oSocket, sUser);
});
}
else
new Client(oSocket, '');
});
});
//======================public/javascripts/session-proxy.js===================//
define(function(require)
{
// Dependencies.
var $ = require('lib/jquery'),
oHelpers = require('helpers/helpers-web');
var setSessionInfoCallback = (function ()
{
var bIsSet = false;
var sLocalKey = 'codr-io/local'
function setSessionInfoCallback(oScope, fnOnResponse)
{
if (bIsSet)
{
oHelpers.assert(false, 'You can not call setSessionInfoCallback twice.');
return;
}
var fnCallback = oHelpers.createCallback(oScope, fnOnResponse);
// Call the callback now with possible stale data.
if (getFromLocal() !== null)
fnCallback(getFromLocal());
// The data we sent wasn't clean. We need to update it, then call the callback a second time.
getServerSessionInfo(fnCallback);
}
function supportsLocalStorage() {
try {
return 'localStorage' in window && window['localStorage'] !== null;
} catch (e) {
return false;
}
}
function getFromLocal()
{
if (supportsLocalStorage())
{
var ret = window.localStorage.getItem(sLocalKey);
if (ret)
return JSON.parse(ret);
return null;
}
return null;
}
function setLocal(oNewInfo)
{
if (supportsLocalStorage())
window.localStorage.setItem(sLocalKey, JSON.stringify(oNewInfo));
}
function getServerSessionInfo(fnCallback)
{
$.getJSON('/userInfo/', function(oResponse)
{
setLocal(oResponse);
fnCallback(oResponse);
});
}
return setSessionInfoCallback;
})();
function onAccountInfo(oInfo)
{
$('body').toggleClass('logged-in', oInfo.bLoggedIn);
if (oInfo.bLoggedIn)
{
$('#home-greeting-username').text(oInfo.sUsername);
$('#workspace-greeting-username').text(oInfo.sUsername);
}
}
setSessionInfoCallback(this, onAccountInfo);
});
//=================edit-session.js====================//
module.exports = oHelpers.createClass(
{
// [...]
_generateNewClientID: function(sOptionalPrefix)
{
if (sOptionalPrefix)
{
var iNumFound = 0;
for (var i = 0; i < this._aClients.length; i++)
{
if (this._aClients[i].getClientID().indexOf(sOptionalPrefix) === 0)
iNumFound++;
}
if (iNumFound > 0)
return sOptionalPrefix + ' (' + iNumFound + ')';
else
return sOptionalPrefix;
}
this._iGeneratedClientNames++;
return 'User ' + this._iGeneratedClientNames;
}
}
//=================database.js====================//
saveUser: function(sUsername, sData, oScope, fnOnResponse)
{
oFS.writeFile(oPath.join(sUserDataPath, sUsername), sData, oHelpers.createCallback(oScope, fnOnResponse));
},
getUser: function(sUsername, oScope, fnOnResponse)
{
oFS.readFile(oPath.join(sUserDataPath, sUsername), function(sIgnoredErr, oFileData)
{
oHelpers.createCallback(oScope, fnOnResponse)(oFileData);
});
},
userExists: function(sUsername, oScope, fnOnResponse)
{
oFS.exists(oPath.join(sUserDataPath, sUsername), oHelpers.createCallback(oScope, fnOnResponse));
}
//=================Other Changes======================//
/*
- The "connect" event sent by the sever contained a
"bIsLoggedIn" value as well as the sClientID.
- Anonymous users had a username in the form of "User #"
Logged in users shouldn't be allowed to start their user
Name with "User". That way, there won't be a collision.
*/