<?php
use phpformbuilder\Form;
use phpformbuilder\Validator\Validator;
/* =============================================
Start session and include the autoloader
============================================= */
session_start();
include_once rtrim($_SERVER['DOCUMENT_ROOT'], DIRECTORY_SEPARATOR) . '/php/phpformbuilder/phpformbuilder/autoload.php';
/* =============================================
Validation if posted
============================================= */
if ($_SERVER["REQUEST_METHOD"] == "POST" && Form::testToken('movies-form') === true) {
// create validator & auto-validate required fields
$validator = Form::validate('movies-form');
// additional validation
$validator->email()->validate('user-email');
// check for errors
if ($validator->hasErrors()) {
$_SESSION['errors']['movies-form'] = $validator->getAllErrors();
} else {
$emailConfig = array(
'sender_email' => 'contact@phpformbuilder.pro',
'sender_name' => 'Php Form Builder',
'recipient_email' => addslashes($_POST['user-email']),
'subject' => 'Message from phpformbuilder.pro',
'filter_values' => 'token, submit-btn'
);
$sentMessage = Form::sendMail($emailConfig);
}
}
// values for demo
$categories = array(
'Action',
'Adventure',
'Animation',
'Comedy',
'Documentary',
'Drama',
'Horror',
'Mystery',
'Thriller',
'War'
);
$form = new Form('movies-form', 'vertical', 'novalidate', 'material');
$form->setMode('development');
// materialize plugin
$form->addPlugin('materialize', '#movies-form');
$form->startFieldset('Choose a movie category');
foreach ($categories as $cat) {
$form->addOption('category', $cat, $cat);
}
$form->addSelect('category', 'Categories', 'data-slimselect=true, required');
// create a div with an id to retrieve the dependent select box with Ajax
$form->addHtml('<div id="movies"> </div>');
$form->addInput('email', 'user-email', '', 'Your email : ', 'required');
$form->centerContent();
$form->addBtn('submit', 'submit-btn', 1, 'Submit <i class="fas fa-envelope ml-2" aria-hidden="true"></i>', 'class=btn btn-primary waves-effect waves-light mt-5, data-ladda-button=true, data-style=zoom-in');
$form->endFieldset();
// Utility functions to extract the content retrieved with fetch() then run the built-in scripts
$form->addPlugin('ajax-data-loader', '#movies-form');
// Javascript validation
$form->addPlugin('formvalidation', '#movies-form');
?>
<!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>Material Bootstrap Form - Dependent Select dropdown form</title>
<meta name="description" content="Material Bootstrap Form Generator - Example of dynamic dropdown depending on a main select box">
<link rel="canonical" href="https://www.phpformbuilder.pro/templates/material-bootstrap-forms/dependent-select-dropdown.php" />
<!-- Bootstrap 4 CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO" crossorigin="anonymous">
<!-- 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 $form->printIncludes('css'); ?>
</head>
<body>
<h1 class="text-center">Php Form Builder - Dependent Select dropdown form<br><small>Dynamic dropdown depending on a main select box</small></h1>
<div class="container">
<?php
// information for users - remove this in your forms
include_once '../assets/material-bootstrap-forms-notice.php';
?>
<div class="row justify-content-center">
<div class="col-md-11 col-lg-10">
<?php
if (isset($sentMessage)) {
echo $sentMessage;
}
$form->render();
?>
</div>
</div>
</div>
<!-- jQuery -->
<script src="https://code.jquery.com/jquery-3.6.0.min.js" integrity="sha256-/xUj+3OJU5yExlq6GSYGSHk7tPXikynS7ogEvDej/m4=" crossorigin="anonymous"></script>
<!-- Bootstrap 4 JavaScript -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js" integrity="sha384-ChfqqxuZUCnJSK3+MXmPNIyE6ZbWh2IMqE241rYiqJxyMiZ6OW/JmZQ5stwEULTy" crossorigin="anonymous"></script>
<?php
$form->printIncludes('js');
$form->printJsCode();
?>
<script>
document.addEventListener('DOMContentLoaded', function(event) {
const $categorisSelect = document.querySelector('select[name="category"]'),
targetSelector = '#movies';
$categorisSelect.addEventListener('change', () => {
let data = {
'movie_cat': $categorisSelect.value
};
fetch('dependent-select-dropdown-form/ajax-dependent-select-dropdown.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) {
// load the data with the ajax-data-loader
loadData(data, targetSelector);
}).catch(function(error) {
console.log(error);
});
});
// trigger 'change' to load the films for the current category on load
const evt = new Event('change', {
bubbles: true
});
$categorisSelect.dispatchEvent(evt);
});
</script>
</body>
</html>