Google reCAPTCHA
reCAPTCHA is a free service that protects your site from spam and abuse. It uses advanced risk analysis techniques to tell humans and bots apart.
reCAPTCHA documentationHow to use
- Log in at the Google reCAPTCHA page. If you don’t have a Google account, you will need to create one, then go back to the reCAPTCHA page
- You have to register a new site to let Google know which site you will be using these keys on.
- For the Label, enter your domain.
- For the Choose the type of reCAPTCHA setting, you must choose reCAPTCHA v2. This must be v2
- For the Domains, enter your site’s domain. If you using localhost, you can enter
127.0.0.1orlocalhost. - Click Register. Then, you will be presented with your reCAPTCHA keys. You will have a Site key, and a Secret key.
Copy-paste the following <script> near the end of your pages under JS Implementing Plugins to enable it.
<script src="https://www.google.com/recaptcha/api.js?onload=onloadCallback&render=explicit"></script>
Copy-paste the init function under JS Plugins Init., before the closing </body> tag, to enable it.
<script>
// INITIALIZATION OF GOOGLE RECAPTCHA
// =======================================================
var onloadCallback = function() {
grecaptcha.render('element (ID)', {
'sitekey' : 'SITE_KEY',
'theme' : 'light'
});
};
</script>
Basic example
Dark theme
Use 'theme': 'dark' prop.
Callback function
Use 'callback': verifyCallback (function).
<div id="googleReCaptchaCallbackFunction"></div>
<script>
// INITIALIZATION OF GOOGLE RECAPTCHA
// =======================================================
var verifyCallback = function(response) {
alert('Success!');
};
var onloadCallback = function() {
grecaptcha.render('example1', {
'sitekey' : 'SITE_KEY',
'theme' : 'light',
'callback' : verifyCallback
});
};
</script>
Modal example
Google reCAPTCHA
<!-- Button trigger modal -->
<button type="button" class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#exampleModal">
Open modal
</button>
<!-- End Button trigger modal -->
<!-- Modal -->
<div class="modal fade" id="exampleModal" tabindex="-1" aria-labelledby="exampleModalLabel" aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="exampleModalLabel">Google reCAPTCHA</h5>
<button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
</div>
<div class="modal-body">
<div id="googleReCaptchaModal"></div>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Close</button>
<button type="button" class="btn btn-primary">Save changes</button>
</div>
</div>
</div>
</div>
<!-- End Modal -->