1.0.1 • Published 9 years ago
express-recaptcha-middleware v1.0.1
express-recaptcha-middleware
Validates Google ReCaptcha, and rejects the request on error.
Dependency
Usage
Errors
Full example
npm install --save express-recaptcha-middleware
Dependency
Requires body-parser.urlencoded()
middleware.
Usage
var ReCaptchaMiddleware = require('express-recaptcha-middleware')('YOUR_GOOGLE_RECAPTCHA_SECRET');
express.post('/contact', ReCaptchaMiddleware('recaptcha-field-name'), routeHandler);
Errors
NotFoundReCaptcha
ReCaptcha is missing fromreq.body
InvalidReCaptcha
ReCaptcha has been rejected by Google's servers- prop
errorCodes
: contains any errorCode returned
- prop
Full Example with Express
var express = require('express')()
, bodyParser = require('body-parser')
, ReCaptchaMiddleware = require('express-recaptcha-middleware')('YOUR_GOOGLE_RECAPTCHA_SECRET');
express.use(bodyParser.urlencoded({extended: false}));
express.post('/new-post',
ReCaptchaMiddleware('recaptcha-field-name'), // ReCaptcha field name defaults to `g-recaptcha-response`
function (req, res, next) {
/*
* ReCaptcha has been validated
*/
}
);
express.use(function (err, req, res, next) {
if (err.name === 'NotFoundReCaptcha')
// ReCaptcha is missing from req.body
else if (err.name === 'InvalidReCaptcha')
/* ReCaptcha has been rejected by Google's servers.
* Check err.errorCodes and https://developers.google.com/recaptcha/docs/verify#error-code-reference for more information */
});
express.listen(1337);