<?php
use phpformbuilder\Form;
/* =============================================
Start session and include the autoloader
============================================= */
session_start();
include_once rtrim($_SERVER['DOCUMENT_ROOT'], DIRECTORY_SEPARATOR) . '/phpformbuilder/autoload.php';
/* ==================================================
1st form - with the formvalidation plugin
================================================== */
// Instanciate with "data-fv-no-auto-submit" to prevent the formvalidation from submitting the form
$form = new Form('post-with-ajax-form', 'horizontal', 'data-fv-no-auto-submit=true, novalidate', 'tailwind');
$form->setMode('development');
$form->startFieldset('Subscribe to our newsletter', '', 'class=text-2xl dark:text-white my-6');
$form->addInput('email', 'user-email', '', 'Your Email', 'required');
$form->centerContent();
$form->addBtn('submit', 'submit-btn', 1, 'Subscribe<i class="fas fa-envelope ml-4"></i>', 'class=text-white bg-blue-700 hover:bg-blue-800 focus:ring-4 focus:ring-blue-300 font-medium rounded-lg text-sm px-5 py-2.5 text-center mr-4 mb-8 dark:bg-blue-600 dark:hover:bg-blue-700 dark:focus:ring-blue-800, data-ladda-button=true, data-style=zoom-in');
$form->endFieldset();
// Javascript validation
$form->addPlugin('formvalidation', '#post-with-ajax-form');
/* ==================================================
2nd form - without the formvalidation plugin
================================================== */
$form2 = new Form('post-with-ajax-form-2', 'horizontal', 'novalidate', 'tailwind');
$form2->setMode('development');
$form2->startFieldset('Subscribe to our newsletter', '', 'class=text-2xl dark:text-white my-6');
$form2->addInput('email', 'user-email-2', '', 'Your Email', 'required');
$form2->centerContent();
$form2->addBtn('submit', 'submit-btn-2', 1, 'Subscribe<i class="fas fa-envelope ml-4"></i>', 'class=text-white bg-blue-700 hover:bg-blue-800 focus:ring-4 focus:ring-blue-300 font-medium rounded-lg text-sm px-5 py-2.5 text-center mr-4 mb-8 dark:bg-blue-600 dark:hover:bg-blue-700 dark:focus:ring-blue-800, data-ladda-button=true, data-style=zoom-in');
$form2->endFieldset();
?>
<!DOCTYPE html>
<html lang="en-US">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>Tailwind Newsletter Subscribe Form - Ajax POST - How to create PHP forms easily</title>
<meta name="description" content="Tailwind Form Generator - how to POST a form with Ajax and Php Form Builder">
<link rel="canonical" href="https://www.phpformbuilder.pro/templates/tailwind-forms/post-with-ajax-form.php" />
<!-- Tailwind CSS - for demo purposes only - replace with your Tailwind compilation -->
<script src="https://cdn.tailwindcss.com"></script>
<!-- Font awesome icons -->
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.15.4/css/solid.css" integrity="sha384-Tv5i09RULyHKMwX0E8wJUqSOaXlyu3SQxORObAI08iUwIalMmN5L6AvlPX2LMoSE" crossorigin="anonymous">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.15.4/css/fontawesome.css" integrity="sha384-jLKHWM3JRmfMU0A5x5AkjWkw/EYfGUAGagvnfryNV3F9VqM98XiIH7VBGVoxVSc7" crossorigin="anonymous">
<?php $form->printIncludes('css'); ?>
</head>
<body>
<h1 class="text-center">Php Form Builder - Newsletter Subscribe Form<br><small>posted with Ajax</small></h1>
<div class="container mx-auto md:px-5 lg:px-10 xl:px-48">
<div class="grid-cols-1">
<h2 class="h3 mb-10">1st form - posted with Ajax<br><small class="text-secondary">with the formvalidation plugin</small></h2>
<div id="ajax-response"></div>
<?php
// 1st form
$form->render();
?>
<hr class="my-5">
<h2 class="h3 mb-10">2nd form - posted with Ajax<br><small class="text-secondary">without the formvalidation plugin</small></h2>
<div id="ajax-response-2"></div>
<?php
// 2nd form
$form2->render();
?>
</div>
</div>
<!-- Ajax form loader -->
<script src="../../phpformbuilder/plugins/ajax-data-loader/ajax-data-loader.min.js"></script>
<?php
$form->printIncludes('js');
$form->printJsCode();
$form2->printJsCode();
?>
<script>
/* 1st form - with the formvalidation plugin
-------------------------------------------------- */
var fvCallback = function() {
var form = forms['post-with-ajax-form'];
// form.fv is the validator
// you can then use the formvalidation plugin API
form.fv.on('core.form.valid', function() {
const $form = document.getElementById('post-with-ajax-form');
let data = new FormData($form);
fetch('ajax-forms/post-with-ajax-form.php', {
method: 'post',
body: new URLSearchParams(data).toString(),
headers: {
'Content-type': 'application/x-www-form-urlencoded; charset=utf-8'
},
cache: 'no-store',
credentials: 'include'
}).then(function(response) {
return response.text()
}).then(function(data) {
data = JSON.parse(data);
if (data.hasError) {
// if any error we reload the page to refresh the form
// errors have been registered in PHP SESSION by PHP Form Builder
location.reload();
}
// else we show the message in the target div
let $ajaxContainer = document.getElementById('ajax-response');
$ajaxContainer.innerHTML = data.msg;
// & reset the form
form.fv.resetForm();
document.getElementById('post-with-ajax-form').reset();
document.querySelector('button[name="submit-btn"]').removeAttribute('data-loading');
}).catch(function(error) {
console.log(error);
});
return false;
});
};
</script>
<script>
/* 2nd form - without the formvalidation plugin
-------------------------------------------------- */
document.addEventListener('DOMContentLoaded', function() {
const $form2 = document.getElementById('post-with-ajax-form-2');
$form2.addEventListener('submit', function(e) {
e.preventDefault();
let data = new FormData($form2);
fetch('ajax-forms/post-with-ajax-form-2.php', {
method: 'post',
body: new URLSearchParams(data).toString(),
headers: {
'Content-type': 'application/x-www-form-urlencoded; charset=utf-8'
},
cache: 'no-store',
credentials: 'include'
}).then(function(response) {
return response.text()
}).then(function(data) {
data = JSON.parse(data);
document.querySelector('button[name="submit-btn-2"]').removeAttribute('data-loading');
if (data.hasError) {
// if any error we reload the page to refresh the form
// errors have been registered in PHP SESSION by PHP Form Builder
location.reload();
}
// else we show the message in the target div
let $ajaxContainer = document.getElementById('ajax-response-2');
$ajaxContainer.innerHTML = data.msg;
// & reset the form
$form2.reset();
// & reset the form
if ($form2.querySelector('.is-invalid')) {
$form2.querySelector('.is-invalid').classList.remove('is-invalid');
}
if ($form2.querySelector('.invalid-feedback')) {
$form2.querySelector('.invalid-feedback').classList.remove('invalid-feedback');
}
}).catch(function(error) {
console.log(error);
});
});
return false;
});
</script>
</body>
</html>