View source
<?php
namespace Drupal\basic_cart\Plugin\Field\FieldFormatter;
use Drupal\Core\Field\FormatterBase;
use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Url;
use Drupal\Core\Link;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Component\Utility\SafeMarkup;
class AddtoCartFormatter extends FormatterBase {
public static function defaultSettings() {
return array(
'addtocart_wrapper_container_class' => '',
'addtocart_button_container_class' => '',
'addtocart_button_class' => '',
'addtocart_message_wrapper_class' => '',
) + parent::defaultSettings();
}
public function viewElements(FieldItemListInterface $items, $langcode) {
$entity = $items
->getEntity();
$addtocart_wrapper_container_class = SafeMarkup::checkPlain($this
->getSetting('addtocart_wrapper_container_class'))
->__toString();
$addtocart_button_container_class = SafeMarkup::checkPlain($this
->getSetting('addtocart_button_container_class'))
->__toString();
$addtocart_button_class = SafeMarkup::checkPlain($this
->getSetting('addtocart_button_class'))
->__toString();
$addtocart_message_wrapper_class = SafeMarkup::checkPlain($this
->getSetting('addtocart_message_wrapper_class'))
->__toString();
$config = \Drupal::config('basic_cart.settings');
$elements = array();
$option = [
'query' => [
'entitytype' => $entity
->getEntityTypeId(),
'quantity' => '',
],
'absolute' => TRUE,
];
if (trim($config
->get('add_to_cart_redirect')) != "<none>" && trim($config
->get('add_to_cart_redirect')) != "") {
$url = Url::fromRoute('basic_cart.cartadddirect', [
"nid" => $entity
->id(),
], $option);
$link = '<a id="forquantitydynamictext_' . $entity
->id() . '" class="basic_cart-get-quantity button ' . $addtocart_button_class . '" href="' . $url
->toString() . '">' . $this
->t($config
->get('add_to_cart_button')) . '</a>';
}
else {
$url = Url::fromRoute('basic_cart.cartadd', [
"nid" => $entity
->id(),
], $option);
$link = '<a id="forquantitydynamictext_' . $entity
->id() . '" class="basic_cart-get-quantity button use-basic_cart-ajax ' . $addtocart_button_class . '" href="' . $url
->toString() . '">' . $this
->t($config
->get('add_to_cart_button')) . '</a>';
}
foreach ($items as $delta => $item) {
$elements[$delta] = [
'#type' => 'container',
'#attributes' => [
'class' => 'ajax-addtocart-wrapper ' . $addtocart_message_wrapper_class,
'id' => 'ajax-addtocart-message-' . $entity
->id(),
],
'#prefix' => '<div class="addtocart-wrapper-container ' . $addtocart_wrapper_container_class . '"><div class="addtocart-link-class ' . $addtocart_button_container_class . '">' . $link . "</div>",
'#suffix' => '</div>',
];
}
$elements['#attached']['library'][] = 'core/drupal.ajax';
return $elements;
}
public function settingsForm(array $form, FormStateInterface $form_state) {
global $base_url;
$element = array();
$element['addtocart_wrapper_container_class'] = array(
'#type' => 'textfield',
'#title' => t('Add to cart wrapper class (css)'),
'#default_value' => $this
->getSetting('addtocart_wrapper_container_class'),
);
$element['addtocart_button_container_class'] = array(
'#type' => 'textfield',
'#title' => t('Add to cart button container class (css)'),
'#default_value' => $this
->getSetting('addtocart_button_container_class'),
);
$element['addtocart_button_class'] = array(
'#type' => 'textfield',
'#title' => t('Add to cart button class (css)'),
'#default_value' => $this
->getSetting('addtocart_button_class'),
);
$element['addtocart_message_wrapper_class'] = array(
'#type' => 'textfield',
'#title' => t('Add to cart button class (css)'),
'#default_value' => $this
->getSetting('addtocart_message_wrapper_class'),
);
return $element;
}
public function settingsSummary() {
$summary = [];
$summary[]['#markup'] = t('Custom css classes for add to cart');
return $summary;
}
}