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server.js
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server.js
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var express = require('express');
var morgan = require('morgan');
var path = require('path');
var Pool= require('pg').Pool;
var crypto = require('crypto');
var config = {
user : 'kswadi01',
database : 'kswadi01',
host : 'db.imad.hasura-app.io',
port : '5432',
password : process.env.DB_PASSWORD,
};
var app = express();
app.use(morgan('combined'));
var articles= {
'article-one ':{
title: ' Article One | Swadi',
heading: 'Article One',
date: 'April 12, 2018',
content :
`
<p>
This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.
</p>
<p>
This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.
</p>
<p>
This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.This is the content for my first Article.
</p>
`
},
'article-two':{
title: ' Article Two | Swadi',
heading: 'Article One',
date: 'April 15, 2018',
content :
`
<p>
This is the content for my second Article.This is the content for my second Article.This is the content for my second Article.This is the content for my second Article.This is the content for my second Article.This is the content for my second Article.
</p>
`
},
'article-three':{
title: ' Article Three | Swadi',
heading: 'Article One',
date: 'April 22, 2018',
content :
`
<p>
This is the content for my third Article.This is the content for my third Article.This is the content for my third Article.This is the content for my third Article.This is the content for my third Article.This is the content for my third Article.This is the content for my third Article.This is the content for my third Article.This is the content for my third Article.
</p>
`
}
};
function createTemplate(data){
var date=data.date;
var title=data.title;
var heading=data.heading;
var content=data.content;
var htmlTemplate=
`
<html>
<head>
<title>
${title}
</title>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<link href="/ui/style.css" rel="stylesheet" />
</head>
<body>
<div class="container">
<div>
<a href="/">Home</a>
</div>
<hr/>
<h3>
${heading}
</h3>
<div>
${date.toDateString()}
</div>
<div>
${content}
</div>
</div>
</body>
</html>
`;
return htmlTemplate;
}
app.get('/', function (req, res) {
res.sendFile(path.join(__dirname, 'ui', 'index.html'));
});
function hash(input,salt){
var hashed = crypto.pbkdf2Sync(input,salt,10000,512,'sha512');
return hashed.toString('hex');
}
app.get('/hash/:input',function(req,res){
var hashedString = hash(req.params.input,'this-is-some-random-string');
res.send(hashedString);
});
var pool = new Pool(config);
app.get('/test-db',function(req,res){
pool.query('SELECT * FROM test',function(err,result){
if(err){
res.status(500).send(err.toString());
} else {
res.send(JSON.stringify(result.rows));
}
});
});
var counter=0;
app.get('/counter',function(req,res){
counter=counter+1;
res.send(counter.toString());
});
var names=[];
app.get('/submit-name',function(req,res){
var name= req.query.name;
names.push(name);
res.send(JSON.stringify(names));
});
app.get('/articles/:articleName',function(req,res){
//by express function
var articleName= req.params.articleName;
pool.query("SELECT * FROM article WHERE title = $1",[req.params.articleName], function(err, result){
if(err){
res.status(500).send(err.toString());
}else {
if(result.rows.length===0){
res.status(404).send('Article not found');
} else{
var articleData = result.rows[0];
res.send(createTemplate(articleData));
}
}
});
//var articleData =
});
/*app.get('/article-two',function(req,res){
res.sendFile(path.join(__dirname,'ui','article-two.html'));
});
app.get('/article-three',function(req,res){
res.sendFile(path.join(__dirname,'ui','article-three.html'));
});
*/
app.get('/ui/style.css', function (req, res) {
res.sendFile(path.join(__dirname, 'ui', 'style.css'));
});
app.get('/ui/main.js', function (req, res) {
res.sendFile(path.join(__dirname, 'ui', 'main.js'));
});
app.get('/ui/madi.png', function (req, res) {
res.sendFile(path.join(__dirname, 'ui', 'madi.png'));
});
// Do not change port, otherwise your app won't run on IMAD servers
// Use 8080 only for local development if you already have apache running on 80
var port = 80;
app.listen(port, function () {
console.log(`IMAD course app listening on port ${port}!`);
});