function og_subgroups_set_parent in Subgroups for Organic groups 6

Set the parent of a given group

Parameters

$node: The node object, or node id

$parent: The parent node object, or node id. If set to 0 or omitted, any existing parent for the node will be removed

Return value

Boolean indication if operation preformed was successful

2 calls to og_subgroups_set_parent()

og_subgroups_delete_group in ./og_subgroups.module

Handle the deletion of a group

og_subgroups_nodeapi in ./og_subgroups.module

Implementation of hook_nodeapi().

File

./og_subgroups.module, line 90

Maintains a hierarchy of groups created by the orgainc groups module.

Code

function og_subgroups_set_parent($node, $parent = NULL) {

  // Either objects or node ids can be passed in
  $nid = is_object($node) ? $node->nid : $node;
  $pid = is_object($parent) ? $parent->nid : $parent;

  // Make sure we have at least a valid nid
  // We don't check $pid because it could be NULL or zero
  if (is_numeric($nid) && !($nid > 0)) {
    return FALSE;
  }

  // Be safe and make sure we don't have the same node
  if ($nid == $pid) {
    return FALSE;
  }

  // Remove any existing parent for this group
  $success = db_query("DELETE FROM {og_subgroups} WHERE gid = %d", $nid);

  // Only save a new setting if a parent was specified
  if ($success && $pid) {

    // Save the new parent
    $record = new stdClass();
    $record->gid = $nid;
    $record->parent = $pid;
    $success = drupal_write_record('og_subgroups', $record);
  }
  return $success ? TRUE : FALSE;
}