function nodereference_count_references_update in Nodereference Count 7

Identify counted node references on a node and trigger an update of the referenced nodes.

Parameters

$node: The node object.

$delay: Whether the actual count update should be delayed. See the hook_node_delete implementation above for more info.

3 calls to nodereference_count_references_update()

nodereference_count_node_delete in ./nodereference_count.module

Implements hook_node_delete().

nodereference_count_node_insert in ./nodereference_count.module

Implements hook_node_insert().

nodereference_count_node_update in ./nodereference_count.module

Implements hook_node_update().

File

./nodereference_count.module, line 361

Defines a field type for counting the references to a node.

Code

function nodereference_count_references_update($node, $delay = FALSE) {

  // Get all the node reference fields for this content type.
  $nodereference_fields = nodereference_count_get_nodereference_fields($node->type);

  // If there are no node references for this content type then there is nothing to count.
  if (empty($nodereference_fields)) {
    return;
  }

  // Get all the node reference fields for this content type that are counted by a nodereference count field.
  $counted_fields = nodereference_count_get_counted_nodereference_fields($nodereference_fields);

  // If there are no node references being counted for this content type then there is nothing to count.
  if (empty($counted_fields)) {
    return;
  }

  // Get all the nids that need to be updated.
  $nids = nodereference_count_get_referenced_nids($node, $counted_fields);

  // Update the counts on the referenced nodes.
  foreach ($nids as $nid) {

    // Wait to update the count for this nid.
    if ($delay) {
      nodereference_count_delayed_nids($nid);
    }
    else {
      nodereference_count_update_count($nid);
    }
  }
}