function debug($level = self::DEBUG_ON)
{
parent::debug($level);
if ($this->debugLevel & self::DEBUG_EXPLAIN && $this->isConnected) {
$this->pdo->exec('SET TRACE ON');
}
}
function debug($enable = true, $loggingResult = true, $loggingExplain = true)
{
parent::debug($enable = true, $loggingResult = true, $loggingExplain = true);
if ($this->loggingExplain && $this->isConnected) {
$this->pdo->exec('SET TRACE ON');
}
}
function connect()
{
if ($this->isConnected) {
return;
}
parent::connect();
$serverVersion = $this->pdo->getAttribute(\PDO::ATTR_SERVER_VERSION);
$this->isMariaDB = strpos($serverVersion, 'MariaDB') !== false;
if ($this->isMariaDB) {
$this->version = substr($serverVersion, 0, strpos($serverVersion, '-'));
} else {
$this->version = floatval($serverVersion);
}
if (!$this->isMariaDB && $this->version >= 5.5) {
$this->encoding = 'utf8mb4';
}
$this->pdo->setAttribute(\PDO::MYSQL_ATTR_INIT_COMMAND, 'SET NAMES ' . $this->encoding);
//on every re-connect
$this->pdo->exec('SET NAMES ' . $this->encoding);
//also for current connection
}
function createQuery($type, $properties, $primaryKey = 'id', $uniqTextKey = 'uniq', $cast = [], $func = [])
{
if (!$this->foreignKeyEnabled) {
$this->enableForeignKeys();
}
return parent::createQuery($type, $properties, $primaryKey, $uniqTextKey, $cast, $func);
}
function joinCascade($map = [])
{
$q = $this;
$db = $this->dataSource;
foreach ($map as $table => $on) {
$parent = array_shift($on);
if (substr($table, 0, 4) == 'via:') {
$table = substr($table, 4);
$inversion = true;
} else {
$inversion = false;
}
$tableEsc = $this->esc($table);
$tablePk = $db[$table]->getPrimaryKey();
$tablePkEsc = $this->esc($tablePk);
$parentEsc = $this->esc($parent);
$parentPk = $db[$parent]->getPrimaryKey();
$parentPkEsc = $this->esc($parentPk);
$parentCol = $parent . '_' . $parentPk;
$parentColEsc = $this->esc($parentCol);
$tableCol = $table . '_' . $tablePk;
$tableColEsc = $this->esc($tableCol);
if ($inversion) {
$join = "{$tableEsc} ON {$tableEsc}.{$parentColEsc} = {$parentEsc}.{$parentPkEsc}";
} else {
$join = "{$tableEsc} ON {$tableEsc}.{$tablePkEsc} = {$parentEsc}.{$tableColEsc}";
}
$params = [];
foreach ($on as $extra) {
if (DataSourceSQL::canBeTreatedAsInt($extra)) {
$params[] = $extra;
$extra = "{$tableEsc}.{$tablePkEsc} = ?";
}
if (is_array($extra)) {
$tmp = array_shift($extra);
$params[] = $extra;
$extra = $tmp;
}
$join .= " AND {$extra}";
}
$q = $q->join($join, $params);
}
return $q;
}