BatOption.php in Booking and Availability Management Tools for Drupal 8
Contains \Drupal\bat_options\Element\BatOption.
Namespace
Drupal\bat_options\ElementFile
modules/bat_options/src/Element/BatOption.phpView source
<?php
/**
* @file
* Contains \Drupal\bat_options\Element\BatOption.
*/
namespace Drupal\bat_options\Element;
use Drupal\Component\Utility\Html;
use Drupal\Component\Utility\NestedArray;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Render\Element\FormElement;
use Drupal\Core\Ajax\AjaxResponse;
use Drupal\Core\Ajax\ReplaceCommand;
use Symfony\Component\HttpFoundation\Request;
/**
* @FormElement("bat_option")
*/
class BatOption extends FormElement {
/**
* {@inheritdoc}
*/
public function getInfo() {
$class = get_class($this);
return [
'#input' => TRUE,
'#element_validate' => [
[
$class,
'validateBatOption',
],
],
'#process' => [
[
$class,
'processBatOption',
],
],
'#multiple' => FALSE,
'#attached' => [
'library' => [
'bat_options/options-widget',
],
],
];
}
/**
* {@inheritdoc}
*/
public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
return '';
}
public static function processBatOption(&$element, FormStateInterface $form_state, &$complete_form) {
$parents_prefix = implode('_', $element['#parents']);
$element['name'] = [
'#type' => 'textfield',
'#title' => t('Name'),
'#default_value' => isset($element['#default_value']['name']) ? $element['#default_value']['name'] : NULL,
'#attributes' => [
'class' => [
'bat_options-option--name',
],
],
];
$element['quantity'] = [
'#type' => 'select',
'#title' => t('Quantity'),
'#options' => array_combine(range(1, 10, 1), range(1, 10, 1)),
'#default_value' => isset($element['#default_value']['quantity']) ? $element['#default_value']['quantity'] : NULL,
'#description' => t('How many of this add-on should be available'),
'#attributes' => [
'class' => [
'bat_options-option--quantity',
],
],
];
$price_options = bat_options_price_options();
$element['operation'] = [
'#type' => 'select',
'#title' => t('Operation'),
'#options' => $price_options,
'#default_value' => isset($element['#default_value']['operation']) ? $element['#default_value']['operation'] : NULL,
'#attributes' => [
'class' => [
'bat_options-option--operation',
],
],
];
$element['value'] = [
'#type' => 'textfield',
'#title' => t('Value'),
'#size' => 10,
'#default_value' => isset($element['#default_value']['value']) && $element['#default_value']['value'] != 0 ? $element['#default_value']['value'] : NULL,
'#element_validate' => [
'\\Drupal\\Core\\Render\\Element\\Number::validateNumber',
'\\Drupal\\bat_options\\Element\\BatOption::validateValue',
],
'#attributes' => [
'class' => [
'bat_options-option--value',
],
],
'#states' => [
'disabled' => [
':input[name="' . $element['#parents'][0] . '[' . $element['#parents'][1] . '][operation]"]' => [
'value' => 'no_charge',
],
],
],
];
$type_options = [
BAT_OPTIONS_OPTIONAL => t('Optional'),
BAT_OPTIONS_MANDATORY => t('Mandatory'),
BAT_OPTIONS_ONREQUEST => t('On Request'),
];
$element['type'] = [
'#type' => 'select',
'#title' => t('Type'),
'#options' => $type_options,
'#default_value' => isset($element['#default_value']['type']) ? $element['#default_value']['type'] : 'optional',
'#attributes' => [
'class' => [
'bat_options-option--type',
],
],
];
return $element;
}
/**
* Set value as 0 if empty.
*/
public static function validateValue(&$element, FormStateInterface $form_state, &$complete_form) {
$value = $element['#value'];
if ($value === '') {
$form_state
->setValue($element['#parents'], 0);
}
}
/**
* Validate function.
*/
public static function validateBatOption(&$element, FormStateInterface $form_state, &$complete_form) {
}
}