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var express = require('express');
var router = express.Router();
var csrf = require('csurf'); // Cross-Site Request Forgery prevention
var passport = require('passport');
var dbFile = require("../node_simple.js");
var csrfProtection = csrf();
router.use(csrfProtection); // router is protected
router.get('/logout', loggedIn, function (req, res, next) {
req.logout();
res.redirect('/');
});
/* Render/GET user_profile page */
router.get('/user_profile', loggedIn, isUser, function(req, res, next) {
// GET COMMENTS
var comments = [];
dbFile.retrieve_userComments_history(req.user.user_name, function (success, object) {
if (!success) {
// Need to redirect to an error page instead.
console.log("Could not retrieve comments.");
} else if (object){
comments = object;
for (var comment in comments) {
dbFile.get_exam_byID(comment.exam_id, function(success, error, data) {
if (success) {
comment.exam_info = {
course_code : data.course_code,
term: data.term,
year : data.year
};
}
});
}
}
});
// For testing purposes, remove later:
if (!comments.length) {
var obj = {
comment: 'Use a heap!',
date: '2016-04-05',
exam_id: 'some id',
exam_info : {
course_code : 'CSC263',
term: 'Fall',
year : 2016
}
};
comments.push(obj);
comments.push(obj);
}
res.render('user_profile_alt', {comments : comments});
});
/* Adds a solution into the database, redirect to exam/question/solution page */
router.post('/submit_solution/:examID/:qID', function(req,res){
// Get required fields from body
// Populate this data
/* var Data = {
exam_id: fields[0],
q_id: fields[1],
text: fields[2],
votes: 0,
comments: [],
author: fields[3]
};*/
var examID = req.params.examID;
var qID = req.params.qID;
var text = req.body.solution,
votes = 0,
comments = [],
author = req.user.user_name;
var fields = [examID, qID, text, votes, comments, author];
console.log(fields);
// Add to database
dbFile.add_solution(fields, function(addedSolution, statusMsg){
if(addedSolution){
console.log("Success!");
}else{
console.log("Failed to add solution!");
}
console.log(statusMsg);
//Redirect to solutions page again
res.redirect('/solutions/' + examID + '/' + qID);
console.log("CHECK 7");
});
});
/* Routed here from Solutions page (add solution button)
* Renders add_solution page for response.*/
router.get('/add_solution/:examID/:qID', function (req, res, next) {
var examID = req.params.examID;
var qID = req.params.qID;
// Must be a logged in user to access
if(req.isAuthenticated()){
res.render('add_solutions', {csrfToken: req.csrfToken(), examID: examID, qID: qID});
} else {
res.redirect('/'); // Change this to go back to the solutions page
}
});
router.get('/signup', loggedOut, function(req, res, next) {
res.render('signup', {csrfToken: req.csrfToken(), success: req.session.success, errors: req.session.errors});
req.session.errors = null;
});
router.get('/signup/failed', loggedOut, function(req, res, next) {
var msg = req.flash('error');
res.render('signup', {csrfToken: req.csrfToken(),
success: req.session.success,
errors: req.session.errors,
flashMsg: msg});
});
router.get('/signin', loggedOut, function (req, res, next) {
var msg = req.flash('error');
res.render('signin', {
csrfToken: req.csrfToken(),
success: req.session.success,
errors: req.session.errors,
flashMsg: msg
});
});
router.post('/signup', loggedOut, function(req, res, next) {
req.check('fname', 'Please enter a valid first name.').notEmpty().withMessage('First name required.').isAlpha();
req.check('lname', 'Please enter a valid first name.').notEmpty().withMessage('Last name required.').isAlpha();
req.check('email', 'Enter a valid Email address').notEmpty().withMessage('Email required').isEmail();
req.check('usrname', 'Enter a valid username').notEmpty().withMessage('Username required.');
req.check('password', "Password should be between 6 and 12 characters.")
.notEmpty().withMessage('Password required').isLength({min: 6, max: 12});
req.check('password', "The confirmation password doesn't match.").equals(req.body.confirmPassword);
// phone number optional
if (req.body.phone_num){
req.check('phone_num', 'Please enter a valid phone number').isMobilePhone('en-CA');
}
var errors = req.validationErrors();
if (errors) {
req.session.errors = errors;
req.session.success = false;
res.redirect('/user/signup');
} else {
console.log("GOT SUCCESS");
passport.authenticate('local_signup', {
successRedirect: '/user/user_profile',
failureRedirect: '/user/signup/failed',
failureFlash: true
})(req, res);
}
});
router.post('/signin', loggedOut, function(req, res, next) {
req.check('usrname', 'Username field is empty.').notEmpty();
req.check('password', "Password field is empty.").notEmpty();
var errors = req.validationErrors();
if (errors) {
req.session.errors = errors;
req.session.success = false;
res.redirect('/signin');
} else {
passport.authenticate('local_signin', {
successRedirect: '/user/user_profile',
failureRedirect: '/user/signin',
failureFlash: true
})(req, res);
}
});
module.exports = router;
/************** Route protection ********************/
function loggedIn(req, res, next) {
if (req.isAuthenticated()) {
return next();
}
res.redirect('/');
}
function loggedOut(req, res, next) {
if (!req.isAuthenticated()) {
return next();
}
res.redirect('/');
}
function isUser(req, res, next) {
if (req.user.email) {
return next();
}
res.redirect('/admin');
}
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