public function _joinRelated(array $related)
{
$affiliate = NULL;
foreach ($related as $identifier => $affiliate) {
if ($affiliate) {
break;
}
}
if (!$affiliate) {
$affiliate = Util::newID();
}
$store = $this->identifierStore();
$remove = array();
foreach ($related as $identifier => $_id) {
$related[$identifier] = $affiliate;
$store->set($identifier, $affiliate);
if ($_id && $_id != $affiliate) {
$remove[$_id] = $_id;
}
}
$store = $this->affiliateStore();
foreach ($remove as $_id) {
$store->delete($_id);
}
$store->set($affiliate, array_keys($related));
return $related;
}
public function _joinRelated(array $related)
{
$affiliation = NULL;
foreach ($related as $identifier => $affiliation) {
if ($affiliation) {
break;
}
}
if (!$affiliation) {
$affiliation = Util::newID();
}
$db = $this->db();
$table = $this->table();
$local_txn = DB\Transaction::claimStart();
DB\Transaction::add($db);
$sql_insert = "INSERT OR IGNORE INTO `{$table}` (`identifier`, `affiliation`) VALUES (%s, %i)";
$sql_update = "UPDATE `{$table}` set `affiliation` = %i WHERE `identifier` = %s";
foreach ($related as $identifier => $_id) {
if ($_id == $affiliation) {
continue;
}
$related[$identifier] = $affiliation;
$rs = $db->execute($sql_insert, $identifier, $affiliation);
if ($rs->affected() < 1) {
$db->execute($sql_update, $affiliation, $identifier);
}
}
if ($local_txn && !DB\Transaction::commit()) {
throw new Exception('database error: unable to commit transaction', $db);
}
return $related;
}
public function _joinRelated(array $related)
{
$db = $this->db();
$table = $this->table();
if (!DB\Transaction::atStart()) {
DB\Transaction::add($db);
}
$affiliation = NULL;
foreach ($related as $identifier => $affiliation) {
if ($affiliation) {
break;
}
}
if (!$affiliation) {
$affiliation = Util::newID();
}
$clauses = array();
foreach ($related as $identifier => $_id) {
if ($_id == $affiliation) {
continue;
}
$related[$identifier] = $affiliation;
$clauses[] = $db->prep_args('(%s, %s, %i)', array($identifier, sha1($identifier, TRUE), $affiliation));
}
if (!$clauses) {
return $related;
}
$sql = "INSERT INTO `{$table}` (`identifier`, `hash`, `affiliation` ) VALUES " . implode(',', $clauses) . ' ON DUPLICATE KEY UPDATE `affiliation` = VALUES( `affiliation` )';
$db->execute($sql);
return $related;
}
public function related(array $identifiers)
{
return Util::related($this, $identifiers);
}