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Mauryashubham/index.php

Created August 29, 2017 10:58
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Using reCAPTCHA with PHP
Raw
index.php
/**
@author : Shubham Maurya,
Email id : [email protected]
**/
Hi all , Welcome to shubhammaurya.com , Today we are going to discuss ,
How to Use google recaptcha in form using PHP
LET START
So, To start first make a file in notepad and save it as index.php and paste the below code.
<?php
if(isset($_POST['submit']) && !empty($_POST['submit']))
{
if(isset($_POST['g-recaptcha-response']) && !empty($_POST['g-recaptcha-response']))
{
//your site secret key
$secret = 'Your secret key';
//get verify response data
$verifyResponse = file_get_contents('https://www.google.com/recaptcha/api/siteverify?secret='.$secret.'&response='.$_POST['g-recaptcha-response']);
$responseData = json_decode($verifyResponse);
if($responseData->success)
{
// form submission code goes here
}
else
{
$errMsg = 'Robot verification failed, please try again.';
}
}
else
{
$errMsg = 'Please click on the reCAPTCHA box.';
}
}
?>
<html>
<head>
<title>reCAPTCHA demo</title>
<script src="https://www.google.com/recaptcha/api.js" async defer></script>
</head>
<body>
<form action="?" method="POST">
<div class="g-recaptcha" data-sitekey="your sitekey"></div>
<br/>
<input type="submit" value="Submit">
</form>
</body>
</html>
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