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passport.js
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passport.js
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const passport=require('passport');
const passportJwt=require('passport-jwt');
const JwtStrategy = passportJwt.Strategy;
const ExtractJwt = passportJwt.ExtractJwt;
const fs=require("fs").promises;
let obj={
users:[]
}
filePath = __dirname + '/data.json'
passport.use(new JwtStrategy({
jwtFromRequest:ExtractJwt.fromAuthHeaderAsBearerToken(),
secretOrKey:process.env.TOKEN_SECRET,
},async function(jwt_payload,done){
let data=await fs.readFile(filePath);
let userData=JSON.parse(data);
let user=getUser(userData.users,jwt_payload.id);
if(user!=false){
return done(null,user);
}
else{
return done(err);
}
}));
function getUser(userData,id){
let c=0;
let user;
userData.forEach((item)=>{if(item.empId==id){c++; user=item}});
return (c==1)?user:false;
}