function availability_calendar_booking_formlet_field_formatter_view_inc in Availability Calendars 7.5

Implements hook_field_formatter_view(). @link http://api.drupal.org/api/drupal/modules--field--field.api.php/function/...

1 call to availability_calendar_booking_formlet_field_formatter_view_inc()

availability_calendar_booking_formlet_field_formatter_view in booking_formlet/availability_calendar_booking_formlet.module

Implements hook_field_formatter_view(). @link http://api.drupal.org/api/drupal/modules--field--field.api.php/function/...

File

booking_formlet/availability_calendar_booking_formlet.inc, line 376

General helper methods for Availability Calendar Booking formlet to make the .module file smaller:

Code

function availability_calendar_booking_formlet_field_formatter_view_inc($entity_type, $entity, $field, $instance, $langcode, &$items, $display) {
  module_load_include('inc', 'availability_calendar');
  $settings = $display['settings'] + $instance['settings'] + $field['settings'];

  // Get values for the begin and end date based on the field settings and
  // the context.
  $from = availability_calendar_booking_formlet_extract_date($settings, 'preset_begin_date');
  $to = $from !== NULL ? availability_calendar_booking_formlet_extract_date($settings, 'preset_end_date', $from) : NULL;

  // We need this function here only when from is set.
  if ($from !== NULL && !function_exists('availability_calendar_is_available')) {
    module_load_include('inc', 'availability_calendar');
  }

  // Find all calendars in this entity that are enabled. If there is no enabled
  // calendar, we do not show the booking form.
  //
  // We also look for the first calendar that is "available" during the from-to
  // period (or just on the from date if no to date is set). This calendar will
  // be used as default selection, together with the from and to date.
  $cids = array();
  $calendar = NULL;
  $calendar_settings = NULL;
  $field_instance_info = field_info_instances($entity_type, $instance['bundle']);
  foreach ($field_instance_info as $field_name => $field_instance) {
    $field_info = field_info_field_by_id($field_instance['field_id']);
    if ($field_info['type'] === 'availability_calendar') {
      $calendar_field_items = field_get_items($entity_type, $entity, $field_name, $langcode);
      if ($calendar_field_items !== FALSE) {
        foreach ($calendar_field_items as $calendar_field_item) {
          if (isset($calendar_field_item['enabled']) && $calendar_field_item['enabled']) {

            // An enabled calendar: add it to the list of calendars we serve.
            $cids[] = $calendar_field_item['cid'];

            // If it is the 1st calendar that is available in a preset period
            // ($from and $to) we select it as default.
            if ($from !== NULL && $calendar === NULL) {
              if (availability_calendar_is_available($calendar_field_item['cid'], $from, $to !== NULL ? $to : $from, $field_info['settings']['default_state'])) {
                $calendar = $calendar_field_item;
                $calendar_settings = $field_info['settings'];
              }
            }
          }
        }
      }
    }
  }
  $element = array();
  if (count($cids) > 0) {

    // $items will be empty because this is a display only field: fake 1 item.
    $delta = 0;
    $items[$delta] = array();

    // If we didn't find an available calendar we have to set the from and to
    // dates to null.
    if ($calendar === NULL) {
      $from = NULL;
      $to = NULL;
    }
    $element[$delta] = drupal_get_form('availability_calendar_booking_formlet_form', $entity_type, $entity, $settings, $cids, $calendar, $calendar_settings, $from, $to);
  }
  return $element;
}