uc_ajax_cart.module in Ubercart AJAX Cart 5

File

uc_ajax_cart.module

<?php

/***
 *
 * author Erik Seifert <[e-mail]>
 *
 */
function uc_ajax_cart_menu($mayCache) {

  /** Add standard js **/
  drupal_add_js(drupal_get_path('module', 'uc_ajax_cart') . '/js/jquery.ajax.cart.js');
  drupal_add_js(drupal_get_path('module', 'uc_ajax_cart') . '/js/forms.js');
  drupal_add_css(drupal_get_path('module', 'uc_ajax_cart') . '/css/ajaxcart.css');

  /** Get button text **/
  $txt = variable_get('uc_ajax_cart_button_txt', '');
  if (!empty($txt)) {
    $txt = t($txt);
  }
  else {
    $txt = false;
  }
  $settings = array(
    'url' => url('cart/ajax/update'),
    'text' => $txt,
    'disable' => variable_get('uc_ajax_cart_button_disable', ''),
    'class' => variable_get('uc_ajax_cart_button_class', 'disable'),
  );
  drupal_add_js(array(
    'uc_ajax_cart' => $settings,
  ), "setting");
  if ($mayCache) {
    $items[] = array(
      'path' => 'cart/ajax/update',
      'title' => t('Shopping ajax cart'),
      'description' => t('View/modify the contents of your shopping cart or proceed to checkout.'),
      'callback' => 'uc_cart_ajax_handler',
      'access' => user_access('access content'),
      'type' => MENU_CALLBACK,
    );
  }
  return $items;
}
function uc_ajax_cart_block($op = 'list', $delta = 0, $edit = array()) {
  if ($op == 'list') {
    $blocks[0]['info'] = t('Ubercart ajax shopping cart');
    return $blocks;
  }
  elseif ($op == 'view') {
    $content = uc_cart_block($op, $delta, $edit);
    $content['content'] = '<div id="ajaxCartUpdate">' . $content['content'] . '</div>';
    return $content;
  }
  elseif ($op == 'configure') {
    $form = uc_cart_block($op, $delta, $edit);
    $form['ajaxSettings'] = array(
      '#type' => 'fieldset',
      '#collapsed' => false,
      '#title' => t('Ajax Cart Options'),
      '#description' => t('Set some options for Ajax Cart.'),
    );
    $form['ajaxSettings']['loadForm'] = array(
      '#type' => 'checkbox',
      '#return_value' => 1,
      '#title' => t('Load form.js from module directory.'),
      '#description' => t('Disabled if you load your own javascript for forms.'),
      '#default_value' => variable_get('uc_ajax_cart_js_load', 1),
    );

    /*
     * @todo not tested
    $form['ajaxSettings']['alternateJS'] = array(
        '#type' => 'textfield',
        '#title' => t('Load form.js from this location.'),
        '#description' => t('Load jQuery form handler from a different location.'),
        '#default_value' => variable_get('uc_ajax_cart_js_src', "")
    );
    */
    $form['ajaxSettings']['buttonDisable'] = array(
      '#type' => 'checkbox',
      '#return_value' => 1,
      '#title' => t('Disable button on ajax call.'),
      '#description' => t("Disable the button , so you don't have multiple requests.' "),
      '#default_value' => variable_get('uc_ajax_cart_button_disable', 1),
    );
    $form['ajaxSettings']['alternateText'] = array(
      '#type' => 'textfield',
      '#title' => t('Change button text.'),
      '#default_value' => variable_get('uc_ajax_cart_button_txt', ""),
    );
    $form['ajaxSettings']['alternateButtonClass'] = array(
      '#type' => 'textfield',
      '#title' => t('Button class for an ajax call.'),
      '#description' => t('Giving the button this class for request time.'),
      '#default_value' => variable_get('uc_ajax_cart_button_class', ""),
    );
    $form['ajaxSettings']['alternateTextCart'] = array(
      '#type' => 'textfield',
      '#title' => t('Change button text for products already in cart.'),
      '#description' => t('Be aware does not work with attributes!'),
      '#default_value' => variable_get('uc_ajax_cart_button_c', ""),
    );
    $form['#submit'] = array_merge(array(
      'uc_ajax_cart_block_submit' => array(),
    ), (array) $form['#submit']);
    return $form;
  }
  elseif ($op == 'save' && isset($edit['uc_cart_block_empty_hide'])) {
    variable_set('uc_ajax_cart_js_load', $edit['loadForm']);
    variable_set('uc_ajax_cart_js_src', $edit['alternateJS']);
    variable_set('uc_ajax_cart_button_txt', $edit['alternateText']);
    variable_set('uc_ajax_cart_button_c', $edit['alternateTextCart']);
    variable_set('uc_ajax_cart_button_class', $edit['alternateButtonClass']);
    variable_set('uc_ajax_cart_button_disable', $edit['buttonDisable']);
    uc_cart_block($op, $delta, $edit);
  }
}
function uc_ajax_cart_form_alter($formID, &$form) {
  if ($form['#base'] == "uc_product_add_to_cart_form") {
    $txt = variable_get('uc_ajax_cart_button_c', false);
    if ($txt !== false && !empty($txt)) {
      $cart = uc_cart_get_contents();
      $nid = $form['nid']['#value'];
      foreach ($cart as $key => $item) {
        if ($item->nid == $nid) {
          $form['submit']['#value'] = t($txt);
          break;
        }
      }
    }
    $form['#action'] = url('cart/ajax/update');
    $form['#attributes'] = array_merge($form['#attributes'], array(
      'class' => 'ajax-cart-form',
    ));
    $jsOpts = array(
      'target' => '#testting',
      'success' => 'updateAjaxCart',
    );
  }
}
function uc_cart_ajax_handler() {
  $formID = $_REQUEST['form_id'];
  $nid = str_replace('uc_product_add_to_cart_form_', '', $_REQUEST['form_id']);
  $formValues = $_REQUEST;
  $formValues['nid'] = $nid;
  if (is_numeric($nid) && $nid > 0) {
    $node = node_load($nid);
    if (!is_object($node)) {
      return;
    }
    if (is_object($node) && uc_product_is_product($node)) {
      $qty = $_REQUEST['qty'];
      uc_cart_add_item($nid, $qty, module_invoke_all('add_to_cart_data', $formValues), null, false, false);
    }
  }
  $output = "";
  $output .= theme('uc_cart_block_content');
  $data = array(
    'form_id' => $formID,
    'content' => $output,
  );
  print json_encode($data);
}

Functions

Name	Description
uc_ajax_cart_block
uc_ajax_cart_form_alter
uc_ajax_cart_menu
uc_cart_ajax_handler