风扇页验证

Posted 2021-02-24

Verify if a user is a fan of a page

<?php
$signed_request = $_REQUEST["signed_request"];
list($encoded_sig, $payload) = explode('.', $signed_request, 2);
$data = json_decode(base64_decode(strtr($payload, '-_', '+/')), true);
 
if (empty($data["page"]["liked"])) {
    echo "No eres fans!";
} else {
    echo "Ya eres fans!";
}
?>