}
/**
* project id's for a user.
+ * @param DB_DataObject_Core_Person|array - who, or list of people.
+ * @return array id's of the project they are a member of..
+ */
+ function projects($au)
+ {
+ $c = clone ($this);
+ if (is_array($au)) {
+ $c->whereAddIn('id', $au, 'int');
+ } else {
+ $c->person_id = $au->id;
+ }
+ return $this->fetchAll('project_id');
+ }
+ /**
+ * project id's for a user.
* @param DB_DataObject_Core_Person - who
* @return array id's of the project they are a member of..
*/