/**
* Given a set of conditions, fetch a revision.
*
* @param array $conditions
* @return Revision
* @static
* @access private
*/
static function newFromConds($conditions)
{
$db =& wfGetDB(DB_SLAVE);
$row = Revision::loadFromConds($db, $conditions);
if (is_null($row)) {
$dbw =& wfGetDB(DB_MASTER);
$row = Revision::loadFromConds($dbw, $conditions);
}
return $row;
}
/**
* Given a set of conditions, fetch a revision.
*
* @param array $conditions
* @return Revision
* @access private
* @static
*/
private static function newFromConds($conditions)
{
$db = wfGetDB(DB_SLAVE);
$row = Revision::loadFromConds($db, $conditions);
if (is_null($row) && wfGetLB()->getServerCount() > 1) {
$dbw = wfGetDB(DB_MASTER);
$row = Revision::loadFromConds($dbw, $conditions);
}
return $row;
}
/**
* Given a set of conditions, fetch a revision.
*
* @param array $conditions
* @param bool $useMaster
*
* @return Revision|null
*/
public static function newFromConds($conditions, $useMaster = false)
{
$dbType = $useMaster ? DB_MASTER : DB_SLAVE;
$db = wfGetDB($dbType);
$rev = Revision::loadFromConds($db, $conditions);
if (is_null($rev) && wfGetLB()->getServerCount() > 1) {
$dbw = wfGetDB(DB_MASTER);
$rev = Revision::loadFromConds($dbw, $conditions);
}
return $rev;
}