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<?php
/**
* MINZ - Copyright 2011 Marien Fressinaud
* Sous licence AGPL3 <http://www.gnu.org/licenses/>
*/
abstract class Minz_Pdo extends PDO {
public function __construct($dsn, $username = null, $passwd = null, $options = null) {
parent::__construct($dsn, $username, $passwd, $options);
$this->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
}
abstract public function dbType();
private $prefix = '';
public function prefix() { return $this->prefix; }
public function setPrefix($prefix) { $this->prefix = $prefix; }
private function autoPrefix($sql) {
return str_replace('`_', '`' . $this->prefix, $sql);
}
protected function preSql($statement) {
if (preg_match('/^(?:UPDATE|INSERT|DELETE)/i', $statement)) {
invalidateHttpCache();
}
return $this->autoPrefix($statement);
}
public function lastInsertId($name = null) {
if ($name != null) {
$name = $this->preSql($name);
}
return parent::lastInsertId($name);
}
public function prepare($statement, $driver_options = array()) {
$statement = $this->preSql($statement);
return parent::prepare($statement, $driver_options);
}
public function exec($statement) {
$statement = $this->preSql($statement);
return parent::exec($statement);
}
public function query($query, $fetch_mode = null, ...$fetch_mode_args) {
$query = $this->preSql($query);
return $fetch_mode ? parent::query($query, $fetch_mode, ...$fetch_mode_args) : parent::query($query);
}
}
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