function commerce_registration_information_checkout_form_validate in Commerce Registration 7.3

Same name and namespace in other branches

1. 7 includes/commerce_registration.checkout_pane.inc \commerce_registration_information_checkout_form_validate()
2. 7.2 includes/commerce_registration.checkout_pane.inc \commerce_registration_information_checkout_form_validate()

Commerce checkout pane form validation callback.

File

includes/commerce_registration.checkout_pane.inc, line 262

Checkout pane callback functions.

Code

function commerce_registration_information_checkout_form_validate($form, &$form_state, $checkout_pane, $order) {
  $order_wrapper = entity_metadata_wrapper('commerce_order', $order);
  $ret = TRUE;
  foreach ($order_wrapper->commerce_line_items as $delta => $line_item_wrapper) {
    if (!in_array($line_item_wrapper->type
      ->value(), commerce_product_line_item_types())) {
      continue;
    }
    $id = (int) $line_item_wrapper->commerce_product->product_id
      ->value();
    if (registration_status('commerce_product', $id, TRUE) == 1) {
      $settings = registration_entity_settings('commerce_product', $id);
      $product = $line_item_wrapper->commerce_product;
      $emails = array();
      $self_products = array();

      // Registration objects are stored as a serialized string in the database,
      // so we need to unserialize it to get the full registration object.
      $registrations = $line_item_wrapper->registrations
        ->value();
      if (!is_array($registrations)) {
        $registrations = unserialize($registrations);
      }
      $validate = array();
      $prodkey = 'lineitem-' . $line_item_wrapper->line_item_id
        ->value();
      switch ($settings['settings']['limit_registrations']) {
        case 'registrations':
          foreach ($form_state['values']['registration_information'][$prodkey] as $i => $quantity_reg) {
            foreach ($quantity_reg as $j => $registration) {
              $registration['form_index'] = "{$i}][{$j}";
              $registration['entity'] = $registrations[$i][$j];
              $registration['form_structure'] = $form['registration_information'][$prodkey][$i][$j];
              $validate[] = $registration;
            }
          }
          break;
        case 'slots':
          foreach ($form_state['values']['registration_information'][$prodkey] as $i => $registration) {
            $registration['form_index'] = "{$i}";
            $registration['entity'] = $registrations[$i];
            $registration['form_structure'] = $form['registration_information'][$prodkey][$i];
            $validate[] = $registration;
          }
          break;
      }
      foreach ($validate as $registration_data) {

        // Delete the following when we use ER's validation handler.
        $index = $registration_data['form_index'];
        if (isset($registration_data['no_reg_permission'])) {
          form_set_error("registration_information][{$prodkey}][{$index}][no_reg", t("Unable to continue, you are unable to register for this item. Please remove it from your cart."));
          $ret = FALSE;
          continue;
        }
        $entity = $registration_data['entity'];
        $type = $registration_data['who_is_registering'];
        switch ($type) {
          case REGISTRATION_REGISTRANT_TYPE_ANON:
            $mail = $registration_data['anon_mail'];
            $mail_is_required = $registration_data['anon_mail']['#required'];
            if (registration_is_registered($entity, $mail)) {
              form_set_error("registration_information][{$prodkey}][{$index}][anon_mail", t("The email address entered is already registered for this item."));
              $ret = FALSE;
            }
            else {
              if ($mail_is_required) {
                if (empty($mail) || !valid_email_address($mail)) {
                  form_set_error("registration_information][{$prodkey}][{$index}][anon_mail", t("You must provide a valid email address."));
                  $ret = FALSE;
                }
              }
              elseif (in_array($mail, $emails)) {
                form_set_error("registration_information][{$prodkey}][{$index}][anon_mail", t("Email addresses must be unique for each registrant."));
                $ret = FALSE;
              }
              else {
                if ($mail_is_required) {
                  $emails[] = $mail;
                }
              }
            }
            break;
          case REGISTRATION_REGISTRANT_TYPE_USER:
            $account = user_load_by_name($registration_data['user']);
            if ($account !== FALSE) {
              if (registration_is_registered($entity, NULL, $account->uid)) {
                form_set_error("registration_information][{$prodkey}][{$index}][user", t("That user is already registered for this item."));
                $ret = FALSE;
              }
            }
            else {
              form_set_error("registration_information][{$prodkey}][{$index}][user", t("Cannot find a user by that username."));
              $ret = FALSE;
            }
            break;
          case REGISTRATION_REGISTRANT_TYPE_ME:
            global $user;
            if (registration_is_registered($entity, NULL, $user->uid)) {
              form_set_error("registration_information][{$prodkey}][{$index}][who_is_registering", t("You are already registered for this item."));
              $ret = FALSE;
            }
            if (isset($self_products[$id]) && $self_products[$id] == $user->uid) {
              form_set_error("registration_information][{$prodkey}][{$index}][who_is_registering", t("You cannot register yourself for the same item more than once."));
              $ret = FALSE;
            }
            else {

              // Set a flag that the current user is registering 'self' for
              // this product.
              $self_products[$id] = $user->uid;
            }
            break;
        }

        // Let other modules do any field API validation if necessary.
        field_attach_form_validate('registration', $entity, $registration_data['form_structure'], $form_state);
      }
    }
  }
  return $ret;
}