public function bid($listing)
{
// extract shard and row id from the souk id.
list($shard, $row_id) = Souk\Util::parseId($listing->id);
// update the listing with the bidder's info.
if (!Transaction::atStart()) {
Transaction::add($this->db);
}
// create the table name
$table = $this->table($shard);
$sql = "UPDATE {$table} SET bid = %i, proxybid = %i, pricesort = %i, bidder = %i, touch = %i, bidcount = %i WHERE row_id = %i";
$rs = $this->execute($sql, $listing->bid, $listing->proxybid, Souk\Util::calcPriceSort($listing->bid, $listing->quantity), $listing->bidder, $listing->touch, $listing->bidcount, $row_id);
// should have affected 1 row. if not, blow up.
if ($rs->affected() < 1) {
throw new Exception('failed', $db);
}
}
