expressCart/routes/index.js

494 lines
17 KiB
JavaScript

const express = require('express');
const router = express.Router();
const colors = require('colors');
const _ = require('lodash');
const common = require('./common');
router.get('/payment/:orderId', (req, res, next) => {
let db = req.app.db;
let config = common.getConfig();
// render the payment complete message
db.orders.findOne({_id: common.getId(req.params.orderId)}, (err, result) => {
if(err){
console.info(err.stack);
}
res.render(config.themeViews + 'payment_complete', {
title: 'Payment complete',
config: common.getConfig(),
session: req.session,
pageCloseBtn: common.showCartCloseBtn('payment'),
result: result,
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
helpers: req.handlebars.helpers,
showFooter: 'showFooter',
menu: common.getMenu()
});
});
});
router.get('/checkout', (req, res, next) => {
let config = common.getConfig();
// if there is no items in the cart then render a failure
if(!req.session.cart){
req.session.message = 'The are no items in your cart. Please add some items before checking out';
req.session.messageType = 'danger';
res.redirect('/');
return;
}
// render the checkout
res.render(config.themeViews + 'checkout', {
title: 'Checkout',
config: common.getConfig(),
session: req.session,
pageCloseBtn: common.showCartCloseBtn('checkout'),
checkout: 'hidden',
page: 'checkout',
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
helpers: req.handlebars.helpers,
showFooter: 'showFooter',
menu: common.getMenu()
});
});
router.get('/pay', (req, res, next) => {
let config = common.getConfig();
// if there is no items in the cart then render a failure
if(!req.session.cart){
req.session.message = 'The are no items in your cart. Please add some items before checking out';
req.session.messageType = 'danger';
res.redirect('/checkout');
return;
}
// render the payment page
res.render(config.themeViews + 'pay', {
title: 'Pay',
config: common.getConfig(),
paymentConfig: common.getPaymentConfig(),
pageCloseBtn: common.showCartCloseBtn('pay'),
session: req.session,
paymentPage: true,
page: 'pay',
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
helpers: req.handlebars.helpers,
showFooter: 'showFooter',
menu: common.getMenu()
});
});
router.get('/cartPartial', (req, res) => {
res.render('partials/cart', {
pageCloseBtn: common.showCartCloseBtn(req.query.path),
page: req.query.path,
layout: false,
helpers: req.handlebars.helpers,
config: common.getConfig(),
session: req.session
});
});
// show an individual product
router.get('/product/:id', (req, res) => {
let db = req.app.db;
let config = common.getConfig();
db.products.findOne({$or: [{_id: common.getId(req.params.id)}, {productPermalink: req.params.id}]}, (err, result) => {
// render 404 if page is not published
if(err){
res.render('error', {message: '404 - Page not found', helpers: req.handlebars.helpers});
}
if(err || result == null || result.productPublished === 'false'){
res.render('error', {message: '404 - Page not found', helpers: req.handlebars.helper});
}else{
let productOptions = {};
if(result.productOptions){
productOptions = JSON.parse(result.productOptions);
}
// show the view
common.getImages(result._id, req, res, (images) => {
res.render(config.themeViews + 'product', {
title: result.productTitle,
result: result,
productOptions: productOptions,
images: images,
productDescription: result.productDescription,
metaDescription: config.cartTitle + ' - ' + result.productTitle,
pageCloseBtn: common.showCartCloseBtn('product'),
config: config,
session: req.session,
pageUrl: config.baseUrl + req.originalUrl,
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
helpers: req.handlebars.helpers,
showFooter: 'showFooter',
menu: common.getMenu()
});
});
}
});
});
// logout
router.get('/logout', (req, res) => {
req.session.user = null;
req.session.message = null;
req.session.messageType = null;
res.redirect('/');
});
// login form
router.get('/login', (req, res) => {
let db = req.app.db;
db.users.count({}, (err, userCount) => {
if(err){
// if there are no users set the "needsSetup" session
req.session.needsSetup = true;
res.redirect('/setup');
}
// we check for a user. If one exists, redirect to login form otherwise setup
if(userCount > 0){
// set needsSetup to false as a user exists
req.session.needsSetup = false;
res.render('login', {
title: 'Login',
referringUrl: req.header('Referer'),
config: common.getConfig(),
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
helpers: req.handlebars.helpers,
showFooter: 'showFooter'
});
}else{
// if there are no users set the "needsSetup" session
req.session.needsSetup = true;
res.redirect('/setup');
}
});
});
// setup form is shown when there are no users setup in the DB
router.get('/setup', (req, res) => {
let db = req.app.db;
db.users.count({}, (err, userCount) => {
if(err){
console.error(colors.red('Error getting users for setup', err));
}
// dont allow the user to "re-setup" if a user exists.
// set needsSetup to false as a user exists
req.session.needsSetup = false;
if(userCount === 0){
req.session.needsSetup = true;
res.render('setup', {
title: 'Setup',
config: common.getConfig(),
helpers: req.handlebars.helpers,
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
showFooter: 'showFooter'
});
}else{
res.redirect('/login');
}
});
});
// login the user and check the password
router.post('/login_action', (req, res) => {
let db = req.app.db;
let bcrypt = req.bcrypt;
db.users.findOne({userEmail: req.body.email}, (err, user) => {
if(err){
req.session.message = 'Cannot find user.';
req.session.messageType = 'danger';
res.redirect('/login');
return;
}
// check if user exists with that email
if(user === undefined || user === null){
req.session.message = 'A user with that email does not exist.';
req.session.messageType = 'danger';
res.redirect('/login');
}else{
// we have a user under that email so we compare the password
if(bcrypt.compareSync(req.body.password, user.userPassword) === true){
req.session.user = req.body.email;
req.session.usersName = user.usersName;
req.session.userId = user._id.toString();
req.session.isAdmin = user.isAdmin;
res.redirect('/admin');
}else{
// password is not correct
req.session.message = 'Access denied. Check password and try again.';
req.session.messageType = 'danger';
res.redirect('/login');
}
}
});
});
// search products
router.get('/search/:searchTerm/:pageNum?', (req, res) => {
let searchTerm = req.params.searchTerm;
let productsIndex = req.app.productsIndex;
let config = common.getConfig();
let numberProducts = config.productsPerPage ? config.productsPerPage : 6;
let lunrIdArray = [];
productsIndex.search(searchTerm).forEach((id) => {
lunrIdArray.push(common.getId(id.ref));
});
let pageNum = 1;
if(req.params.pageNum){
pageNum = req.params.pageNum;
}
// we search on the lunr indexes
getData(req, pageNum, {_id: {$in: lunrIdArray}}, (err, results) => {
if(err){
console.error(colors.red('Error searching for products', err));
}
res.render(config.themeViews + 'index', {
title: 'Results',
results: results.data,
filtered: true,
session: req.session,
metaDescription: common.getConfig().cartTitle + ' - Search term: ' + searchTerm,
searchTerm: searchTerm,
pageCloseBtn: common.showCartCloseBtn('search'),
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
productsPerPage: numberProducts,
totalProductCount: results.totalProducts,
pageNum: pageNum,
paginateUrl: 'search',
config: config,
menu: common.getMenu(),
helpers: req.handlebars.helpers,
showFooter: 'showFooter'
});
});
});
// search products
router.get('/category/:cat/:pageNum?', (req, res) => {
let searchTerm = req.params.cat;
let productsIndex = req.app.productsIndex;
let config = common.getConfig();
let numberProducts = config.productsPerPage ? config.productsPerPage : 6;
let lunrIdArray = [];
productsIndex.search(searchTerm).forEach((id) => {
lunrIdArray.push(common.getId(id.ref))
});
let menuLink = _.find(common.getMenu().items, (obj) => { return obj.link === searchTerm; });
let pageNum = 1;
if(req.params.pageNum){
pageNum = req.params.pageNum;
}
// we search on the lunr indexes
getData(req, pageNum, {_id: {$in: lunrIdArray}}, (err, results) => {
if(err){
console.error(colors.red('Error getting products for category', err));
}
res.render(config.themeViews + 'index', {
title: 'Category',
results: results.data,
filtered: true,
session: req.session,
searchTerm: searchTerm,
metaDescription: common.getConfig().cartTitle + ' - Category: ' + searchTerm,
pageCloseBtn: common.showCartCloseBtn('category'),
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
productsPerPage: numberProducts,
totalProductCount: results.totalProducts,
pageNum: pageNum,
menuLink: menuLink,
paginateUrl: 'category',
config: config,
menu: common.getMenu(),
helpers: req.handlebars.helpers,
showFooter: 'showFooter'
});
});
});
// return sitemap
router.get('/sitemap.xml', (req, res, next) => {
let sm = require('sitemap');
let config = common.getConfig();
common.addSitemapProducts(req, res, (err, products) => {
if(err){
console.error(colors.red('Error generating sitemap.xml', err));
}
let sitemap = sm.createSitemap(
{
hostname: config.baseUrl,
cacheTime: 600000,
urls: [
{url: '/', changefreq: 'weekly', priority: 1.0}
]
});
let currentUrls = sitemap.urls;
let mergedUrls = currentUrls.concat(products);
sitemap.urls = mergedUrls;
// render the sitemap
sitemap.toXML((err, xml) => {
if(err){
return res.status(500).end();
}
res.header('Content-Type', 'application/xml');
res.send(xml);
return true;
});
});
});
router.get('/page/:pageNum', (req, res, next) => {
let config = common.getConfig();
let numberProducts = config.productsPerPage ? config.productsPerPage : 6;
getData(req, req.params.pageNum, {}, (err, results) => {
if(err){
console.error(colors.red('Error getting products for page', err));
}
res.render(config.themeViews + 'index', {
title: 'Shop',
results: results.data,
session: req.session,
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
metaDescription: common.getConfig().cartTitle + ' - Products page: ' + req.params.pageNum,
pageCloseBtn: common.showCartCloseBtn('page'),
config: common.getConfig(),
productsPerPage: numberProducts,
totalProductCount: results.totalProducts,
pageNum: req.params.pageNum,
paginateUrl: 'page',
helpers: req.handlebars.helpers,
showFooter: 'showFooter',
menu: common.getMenu()
});
});
});
router.get('/:page?', (req, res, next) => {
let db = req.app.db;
let config = common.getConfig();
let numberProducts = config.productsPerPage ? config.productsPerPage : 6;
// if no page is specified, just render page 1 of the cart
if(!req.params.page){
getData(req, 1, {}, (err, results) => {
if(err){
console.error(colors.red('Error getting products for page', err));
}
res.render(config.themeViews + 'index', {
title: 'Shop',
theme: config.theme,
results: results.data,
session: req.session,
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
pageCloseBtn: common.showCartCloseBtn('page'),
config: common.getConfig(),
productsPerPage: numberProducts,
totalProductCount: results.totalProducts,
pageNum: 1,
paginateUrl: 'page',
helpers: req.handlebars.helpers,
showFooter: 'showFooter',
menu: common.getMenu()
});
});
}else{
if(req.params.page === 'admin'){
next();
return;
}
// lets look for a page
db.pages.findOne({pageSlug: req.params.page, pageEnabled: 'true'}, (err, page) => {
if(err){
console.error(colors.red('Error getting page', err));
}
// if we have a page lets render it, else throw 404
if(page){
res.render(config.themeViews + 'page', {
title: page.pageName,
page: page,
session: req.session,
message: common.clearSessionValue(req.session, 'message'),
messageType: common.clearSessionValue(req.session, 'messageType'),
pageCloseBtn: common.showCartCloseBtn('page'),
config: common.getConfig(),
metaDescription: common.getConfig().cartTitle + ' - ' + page,
helpers: req.handlebars.helpers,
showFooter: 'showFooter',
menu: common.getMenu()
});
}else{
res.status(404).render('error', {
title: '404 Error - Page not found',
config: common.getConfig(),
message: '404 Error - Page not found',
helpers: req.handlebars.helpers,
showFooter: 'showFooter',
menu: common.getMenu()
}
);
}
});
}
});
const getData = function (req, page, query, cb){
let db = req.app.db;
let config = common.getConfig();
let numberProducts = config.productsPerPage ? config.productsPerPage : 6;
let skip = 0;
if(page > 1){
skip = (page - 1) * numberProducts;
}
query['productPublished'] = 'true';
db.products.count(query, (err, totalProducts) => {
if(err){
console.error(colors.red('Error getting total product count', err));
}
db.products.find(query).skip(skip).limit(parseInt(numberProducts)).toArray((err, results) => {
if(err){
cb(new Error('Error retrieving products'), null);
}else{
cb(null, {data: results, totalProducts: totalProducts});
}
});
});
};
module.exports = router;