Skip to content

Instantly share code, notes, and snippets.

@RakibSiddiquee

RakibSiddiquee/recapcha.php

Created January 29, 2018 07:30
Show Gist options
  • Save RakibSiddiquee/76d316250803712eb3e334d0ca7d8178 to your computer and use it in GitHub Desktop.
Save RakibSiddiquee/76d316250803712eb3e334d0ca7d8178 to your computer and use it in GitHub Desktop.
Download ZIP
Google recapcha v2 implementation in php
Raw
recapcha.php
<?php
//To start using reCAPTCHA, you need to sign up for an API key pair for your site from https://www.google.com/recaptcha/admin#list
$siteKey = "6LcqlUAUAAAAAFqZqFzhtEHApepRVPtv-Xynkub9";
$secretKey = "6LcqlUAUAAAAADt1b9okVcSrgC0461J9NyTzNqlY";
$gres = $_POST['g-recaptcha-response'];
$ip = $_SERVER['REMOTE_ADDR'];
$suc = file_get_contents('https://www.google.com/recaptcha/api/siteverify?secret='.$secretKey.'&response='.$gres.'&remoteip='.$ip);
$res = json_decode($suc);
if($res->success){
echo 'You are successfully submitted!';
}else{
?>
<html>
<head>
<title>reCAPTCHA demo: Simple page</title>
<script src="https://www.google.com/recaptcha/api.js" async defer></script>
</head>
<body>
<form action="recapcha.php" method="POST">
<div class="g-recaptcha" data-sitekey="<?php echo $siteKey; ?>"></div>
<br/>
<input type="submit" value="Submit">
</form>
</body>
</html>
<?php } ?>
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment