function availability_calendar_get_field_setting in Availability Calendars 7.5

Returns the value for an availability calendar field setting.

A value is only returned if all availability calendar fields have the same value for the requested setting. If not, null is returned.

Parameters

string $setting:

Return value

mixed

2 calls to availability_calendar_get_field_setting()

AvailabilityCalendarViewsController::views_data in views/availability_calendar_views_controller.inc

Overrides the result for hook_views_data().

availability_calendar_calendar_entity_property_filtered_availability_get in ./availability_calendar.entity.inc

Entity property getter callback for the 'filtered availability' property.

File

./availability_calendar.entity.inc, line 219

Contains Entity API and Search API hooks and callbacks.

Code

function availability_calendar_get_field_setting($setting) {
  $settings =& drupal_static(__FUNCTION__, array());
  if (!array_key_exists($setting, $settings)) {
    $settings[$setting] = NULL;
    $instances = field_info_field_map();
    foreach ($instances as $field_name => $field_map) {
      if ($field_map['type'] === 'availability_calendar') {
        $field = field_info_field($field_name);
        if ($settings[$setting] === NULL) {

          // first field of this type: get value for the requested setting
          $settings[$setting] = $field['settings'][$setting];
        }
        else {
          if ($settings[$setting] !== $field['settings'][$setting]) {

            // Multiple calendar fields with different values for the requested
            // setting: we cannot return THE value for this setting; return null.
            $settings[$setting] = NULL;
            break;
          }
        }

        // else: multiple calendar fields, but so far all these fields have the
        // same value for this setting. Continue.
      }
    }
  }
  return $settings[$setting];
}