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userAuth.js
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userAuth.js
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require ("dotenv").config();
const router = require('express').Router();
const { MongoClient, ObjectID } = require('mongodb')
const cors = require('cors')
const bcrypt = require('bcryptjs')
const nodemailer = require('nodemailer')
var jwt = require('jsonwebtoken')
const crypto = require('crypto');
const dbURL = process.env.DB_URL || 'mongodb://127.0.0.1:27017'
var transporter = nodemailer.createTransport({
service: "gmail",
auth: {
user: process.env.NODEMAILER_ACC,
pass: process.env.NODEMAILER_PASS
}
});
router.put("/passwordreset", async (req, res) => {
try {
let client = await MongoClient.connect(dbURL,{useNewUrlParser: true, useUnifiedTopology: true});
let db = await client.db('organisation');
let data = await db.collection("users").findOne({ email: req.body.email })
if (data) {
let id = data._id;
console.log(id)
console.log(data)
crypto.randomBytes(32,(err,buffer)=>{
if(err){
console.log(err)
}else{
const token = buffer.toString("hex")
console.log(token)
req.body.resetToken = token
db.collection('users').findOneAndUpdate({ _id:ObjectID(id)},{$set:{token :token}})
// db.collection('logininfo').update({ _id:ObjectID(id),resetToken : req.body.resetToken})
var mailOptions = {
from: process.env.NODEMAILER_ACC,
to: req.body.email,
subject: "Password Reset Link",
html: `<h4>To reset your password please click on this <a href="https://invoice-fe.netlify.app/resetpassword/${token}">link</a></h4>`
}
transporter.sendMail(mailOptions, function (error, info) {
if (error) {
console.log(error)
} else {
console.log("email sent " + info.response)
}
})
res.status(200).json({message : "Email sent to user successfully"})
}
})
} else {
res.status(404).json({ message: "User not registered" })
}
// client.close();
}
catch (error) {
console.log(error)
res.status(500).json({ message: "Internal server error" })
}
})
router.post("/login", async (req, res) => {
try {
let client = await MongoClient.connect(dbURL);
let db = await client.db('organisation');
let data = await db.collection("users").findOne({ email: req.body.email})
if (data.status == 'Activated') {
let isValid = await bcrypt.compare(req.body.password, data.password)
console.log(data)
if (isValid) {
let token = await jwt.sign({user_id:data._id},process.env.JWT_KEY)
res.status(200).json({ message: "Login Sucessfull" ,token,data})
}
else {
res.status(401).json({ message: "Invalid Credentials" })
}
}else if(data.status == 'pending') {
res.status(401).json({message:"This account is not activated yet !! Please check your mail"})
}
else {
res.status(404).json({ message: "User not registered" })
}
client.close();
}
catch (error) {
console.log(error)
res.status(500).json({ message: "Internal server error" })
}
})
router.post("/register", async (req, res) => {
try {
let client = await MongoClient.connect(dbURL,{useNewUrlParser: true, useUnifiedTopology: true});
let db = await client.db('organisation');
let data = await db.collection("users").findOne({ email: req.body.email, password: req.body.password })
if (!data) {
let salt = await bcrypt.genSalt(10)
let hash = await bcrypt.hash(req.body.password, salt)
req.body.password = hash
console.log(req.body)
crypto.randomBytes(32,(err,buffer)=>{
if(err){
console.log(err)
}else{
const confirmationcode = buffer.toString("hex")
console.log(confirmationcode)
req.body.code = confirmationcode
db.collection('users').insertOne(req.body)
var mailOptions = {
from: process.env.NODEMAILER_ACC,
to: req.body.email,
subject: "Email Confirmation",
html: `<h2>Hello</h2>
<p>Thank you for subscribing. Please confirm your email by clicking on the following link</p>
<a href="https://invoice-fe.netlify.app/confirm/${confirmationcode}"> Click here</a>`
}
transporter.sendMail(mailOptions, function (error, info) {
if (error) {
console.log(error)
} else {
console.log("email sent " + info.response)
}
})
res.status(200).json({ message: "user successfully registered" })
}
})
} else{
res.send('user already exists')
}
// client.close();
}
catch (error) {
console.log(error)
res.status(500).json({ message: "Internal server error" })
}
})
router.post('/newpassword',async (req,res)=>{
try {
const newpassword = req.body.password;
const sentToken = req.body.token;
let client = await MongoClient.connect(dbURL);
let db = await client.db('organisation');
let user_token = await db.collection("users").findOne({ token : sentToken })
if(!user_token){
res.status(401).json({message : "Invalid Token"})
}else{
let salt = await bcrypt.genSalt(10)
let hash = await bcrypt.hash(req.body.password,salt)
req.body.password = hash
await db.collection('users').update({token:sentToken},{$set:{password:req.body.password, token : undefined}})
res.status(200).json({ message: "Password Updated Successfully" })
}
client.close();
} catch (error) {
console.log(error)
res.status(500).json({message:"Internal Server error"})
}
})
router.put('/confirm',async(req,res)=>{
try {
const confirmationcode = req.body.confirmationcode
const status = req.body.status
let client = await MongoClient.connect(dbURL);
let db = await client.db('organisation');
let activation = await db.collection("users").findOneAndUpdate({code : confirmationcode},{$set :{status : status,code:undefined} })
if(activation){
res.status(200).json({message:"Email activated"})
}else{
res.status(401).json({message : "Invalid activation code"})
}
client.close();
} catch (error) {
console.log(error)
res.status(500).json({message:"Internal server error"})
}
})
module.exports = router;