我对JS和NodeJs / Express都是陌生的。我正在编写使用护照进行身份验证(通过社交登录)的概念证明MVP节点/快速应用程序。
我已经编写了服务器,并安装了所有必需的软件包以及到目前为止的所有内容(除了身份验证位有效)。
注意:我已经在各种社交媒体公司的末端设置了我的凭据,所以这不是问题。
这是我的代码段:
const express = require('express');
const expressLayouts = require('express-ejs-layouts');
compression = require('compression'),
shouldCompress = (req, res) => {
if (req.headers['x-no-compression']) {
// don't compress responses if this request header is present
return false;
}
// fallback to standard compression
return compression.filter(req, res);
};
const app = express();
// EJS
app.use(expressLayouts);
app.set('view engine', 'ejs');
// Parsing related
app.use(express.urlencoded( { extended: false })); //Parse URL-encoded bodies
app.use(express.json()); //Used to parse JSON bodies
app.use(compression({
filter:shouldCompress,
threshold: 3
}));
app.use(express.static('public'));
app.disable('x-powered-by');
// Initialize Passport and restore authentication state, if any, from the session.
var passport = require('passport');
app.use(require('express-session')({ secret: 'keyboard cat', resave: false, saveUninitialized: false }));
app.use(passport.initialize());
app.use(passport.session())
// Routes
app.use('/', require('./routes/index'));
app.use('/member', require('./routes/users'));
const PORT = process.env.PORT || 5000;
app.listen(PORT, console.log(`Server started on port: ${PORT}`));
const express = require('express');
const router = express.Router();
/* GET authentication funcs */
let authentication = require('../controllers/auth.js');
router.get('/subscribe', (req, res) => { res.render('subscribe'); });
router.post('/subscribe', authentication.subscribe);
module.exports = router;
require('dotenv').config();
const model = require("../models");
const passport = require('passport');
const LocalStrategy = require('passport-local').Strategy;
const FacebookStrategy = require('passport-facebook').Strategy;
passport.serializeUser(function(user, done) {
done(null, user)
});
passport.deserializeUser(function(email, done) {
done(null, email)
})
function validateLead(req, done) {
mail = req.body.lead_email;
console.log('validateLead() called!');
models.Lead.findOne({
where: {
email: email
}
}).then(/* some logic */).catch();
} else {
// email already taken ..
return done(null, false, {
message: 'This email address is already subscribed'
});
}
}).catch((err) => {
console.log('An error occurred!', err);
});
}
exports.subscribe = function(req, res, next) {
switch (req.body.source) {
case 'facebook':
passport.use(new FacebookStrategy({
clientID: process.env.FACEBOOK_APP_ID,
clientSecret: process.env.FACEBOOK_APP_SECRET,
callbackURL: process.env.FACEBOOK_CALLBACK_URL
},
function(accessToken, refreshToken, fbProfile, done) {
console.log('FB callback!');
profile = {
'email': fbProfile.email,
'firstName': '',
'LastName': '',
'leadSource': '',
'tags': [],
};
return validateLead(req, done, profile);
}
));
break;
default:
console.log('Unknown');
}
}
<a href='#'><i id='facebook' class='foobar'></i></a>
$(document).ready(function(){
$('i.foobar').click(function(e){
$.ajax({
method: "POST",
url: "/member/subscribe",
data: {
"source": $(this).attr('id')
},
dataType: "json",
timeout: 5000 // 5000ms
}).done(function(data) {
// is called if request is successful
console.log(data.fridge);
}).fail(function(jqXHR, status) {
// is called if request fails or timeout is reached
alert('Request could not complete: ' + status);
});
});
});
我已将console.log()
消息放入controllers / auth.js中,并且可以看到已到达FB代码分支。但是,当未到达validateLead()
中的日志消息和FB回调函数时。
这是什么原因,如何解决?
我可以看到的几件事:
据我所知,您没有配置passportjs。您需要有一个配置文件,该文件将是controllers/auth.js
。要配置护照,您需要在require('./controllers/auth')(passport);
中运行app.js
。
要使护照能够提取该配置,您需要将其导出为需要护照的功能,例如module.exports = passport => {passport.use('facebook')}
您的配置文件(在exports.subscribe
中)不是护照可以理解的格式。请遵循文档中有关如何创建该配置文件的信息。
护照为您提供身份验证中间件,我很确定您不能像在controllers/auth.js
中那样为他们创建“包装器”。要访问护照的身份验证功能,请使用passport.authenticate('facebook', callback())(req, res, next)
中的routes/users.js
。
Passport仅提供用于对用户进行序列化和反序列化的中间件。
您的反序列化尚未设置。您需要调用数据库才能从会话存储中获取用户。