function opening_hours_present_on_node in Opening hours 7

Same name and namespace in other branches

1. 6 opening_hours.module \opening_hours_present_on_node()

Check if any opening hours has been input on a node.

Used for hiding the opening_hours block on pages where it will never display any data.

Parameters

int $nid: Node ID to check.

Return value

bool TRUE if opening hours are present, FALSE if not.

2 calls to opening_hours_present_on_node()

opening_hours_node_view in ./opening_hours.module

Implements hook_node_view().

opening_hours_week_content_type_render in plugins/content_types/week.inc

Render the block.

1 string reference to 'opening_hours_present_on_node'

opening_hours_crud_api_page in includes/opening_hours.pages.inc

The CRUD API for communication with Backbone.

File

./opening_hours.module, line 282

Opening hours module.

Code

function opening_hours_present_on_node($nid, $reset = FALSE) {
  static $presence = array();

  // Load Drupal’s cache if $presence array is empty.
  if (!$reset && empty($presence) && ($cache = cache_get('opening_hours_present_on_node'))) {
    if (is_array($cache->data)) {
      $presence = $cache->data;
    }
  }

  // Check the static cache.
  if (!isset($presence[$nid]) || $reset) {
    $presence[$nid] = (bool) db_query("\n      SELECT instance_id FROM {opening_hours} WHERE nid = :nid LIMIT 1\n    ", array(
      ':nid' => $nid,
    ))
      ->fetchField();
    cache_set('opening_hours_present_on_node', $presence);
  }
  return $presence[$nid];
}