<?php $slug = $_POST['slug']; $emails_json = json_decode(file_get_contents(__DIR__.'/emails.json'), true); $emails = []; foreach ($emails_json as $email) { $emails[$email['slug']] = $email; } if (!array_key_exists($slug, $emails)) { header('HTTP/1.0 404 Not Found'); } $email = $emails[$slug]; header('Content-Type: application/json'); die(json_encode($email));