Calling the reCaptcha server from within Node.JS and the handle the response.
var recaptcha_async = require('recaptcha-async'),
var recaptcha = new recaptcha_async.reCaptcha();
recaptcha.on('data', function (res) {
if(res.is_valid)
html = "valid answer";
else
html = recaptcha.getCaptchaHtml(mypublickey, res.error);
});
recaptcha.checkAnswer(myprivatekey,
req.connection.remoteAddress,
req.body.recaptcha_challenge_field,
req.body.recaptcha_response_field);
$ npm install recaptcha-async
or to access the recaptcha module install globally:
$ npm install -g recaptcha-async
- Querys the reCaptcha server from within Node.JS
- Server response comes in asyncronously
- Generates the reCaptcha-HTML to embed in a website
Go to http://www.google.com/recaptcha to get your recaptcha private-/publickeys.
The following are the major authors of the reCaptcha Node.JS module.
- Felix Gertz (https://github.com/aldipower)
Module should be compatible with node 0.4.x
(The MIT License)
Copyright(c) 2011 Felix Gertz <[email protected]>
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the 'Software'), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.