/**
*
* @param type $id
*
* @return Tracker_FileInfo
*/
public function getById($id)
{
$row = $this->dao->searchById($id)->getRow();
if (!$row) {
return;
}
$field_id = $this->dao->searchFieldIdByFileInfoId($id);
if (!$field_id) {
return;
}
$field = $this->formelement_factory->getFormElementById($field_id);
if (!$field) {
return;
}
if (!$field->isUsed()) {
return;
}
return new Tracker_FileInfo($row['id'], $field, $row['submitted_by'], $row['description'], $row['filename'], $row['filesize'], $row['filetype']);
}
/**
* get an instance of fileinfo, identified by its $id
*
* @param Tracker_FormElement_Field_File $field The field the fileinfo belongs to
* @param int $id The id of the fileinfo
* @param array $row The raw data of the fileinfo (optionnal)
*
* @return Tracker_FileInfo or null if not found
*/
public static function instance(Tracker_FormElement_Field_File $field, $id, $row = null)
{
if (!isset(self::$instances_by_id[$id])) {
self::$instances_by_id[$id] = null;
$dao = new Tracker_FileInfoDao();
//TODO: check that the attachment belongs to the field
if ($row || ($row = $dao->searchById($id)->getRow())) {
self::$instances_by_id[$id] = new Tracker_FileInfo($row['id'], $field, $row['submitted_by'], $row['description'], $row['filename'], $row['filesize'], $row['filetype']);
}
}
return self::$instances_by_id[$id];
}
