captcha-png

3.0.0 • Public • Published

Captcha

Simple captcha for Connect/Express.

Installation

Via npm:

$ npm install captcha

Usage (for Express 3)

var express = require('express');
var captcha = require('captcha');
 
var app = express();
 
app.configure(function(){
    app.use(express.bodyParser());
    app.use(express.cookieParser());
    app.use(express.cookieSession({ secret: 'keyboard-cat' }));
    app.use(captcha({ url: '/captcha.jpg', color:'#0064cd', background: 'rgb(20,30,200)' })); // captcha params
});
 
app.get('/', function(req, res){
    res.type('html');
    res.end('<img src="/captcha.jpg"/><form action="/login" method="post"><input type="text" name="digits"/></form>'); // captcha render
});
 
app.post('/login', function(req, res){
    res.type('html');
    res.end('CONFIRM: ' + (req.body.digits == req.session.captcha)); // captcha verify
});
 
app.listen(8080);
console.log('Web server started.');

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npm i captcha-png

Weekly Downloads

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Version

3.0.0

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Collaborators

  • littleswan