public function build()
{
$artifact = new Tracker_Artifact($this->id, $this->tracker_id, $this->submitted_by, $this->submitted_on, null);
if ($this->tracker) {
$artifact->setTracker($this->tracker);
}
if ($this->formElementFactory) {
$artifact->setFormElementFactory($this->formElementFactory);
}
if ($this->changesets) {
$artifact->setChangesets($this->changesets);
}
if ($this->hierarchy_factory) {
$artifact->setHierarchyFactory($this->hierarchy_factory);
}
if (isset($this->ancestors)) {
$artifact->setAllAncestors($this->ancestors);
}
if ($this->title) {
$artifact->setTitle($this->title);
}
if ($this->parent_without_permission_checking) {
$artifact->setParentWithoutPermissionChecking($this->parent_without_permission_checking);
}
if ($this->submitted_by_user) {
$artifact->setSubmittedByUser($this->submitted_by_user);
}
foreach ($this->user_can_view as $user) {
$artifact->setUserCanView($user, true);
}
return $artifact;
}