UPGRADE NOTE:
Do not edit or add to this file if you wish to upgrade AbanteCart to newer
versions in the future. If you wish to customize AbanteCart for your
needs please refer to http://www.AbanteCart.com for more information.
------------------------------------------------------------------------------*/
if (!defined('DIR_CORE')) {
header('Location: static_pages/');
}
final class MySQL{
/**
* @var resource
*/
protected $connection;
/**
* @var Registry
*/
private $registry;
/**
* @var string
*/
public $error;
/**
* @param string $hostname
* @param string $username
* @param string $password
* @param string $database
* @param bool $new_link
* @throws AException
*/
public function __construct($hostname, $username, $password, $database, $new_link = false){
$connection = mysql_connect($hostname, $username, $password, $new_link);
if (!$connection) {
$err = new AError('Cannot establish database connection to ' . $database . ' using ' . $username . '@' . $hostname);
$err->toLog();
throw new AException(AC_ERR_MYSQL,'Cannot establish database connection. Check your database connection settings.');
}
if (!mysql_select_db($database, $connection)) {
throw new AException(AC_ERR_MYSQL, 'Error: Could not connect to database ' . $database);
}
mysql_query("SET NAMES 'utf8'", $connection);
mysql_query("SET CHARACTER SET utf8", $connection);
mysql_query("SET CHARACTER_SET_CONNECTION=utf8", $connection);
mysql_query("SET SQL_MODE = ''", $connection);
mysql_query("SET session wait_timeout=60;", $connection);
mysql_query("SET SESSION SQL_BIG_SELECTS=1;", $connection);
$this->registry = Registry::getInstance();
$this->connection = $connection;
}
/**
* @param string $sql
* @param bool $noexcept
* @return bool|stdClass
* @throws AException
*/
public function query($sql, $noexcept = false){
//echo $this->database_name;
$time_start = microtime(true);
$resource = mysql_query($sql, $this->connection);
$time_exec = microtime(true) - $time_start;
// to avoid debug class init while setting was not yet loaded
if ($this->registry->get('config')) {
if ($this->registry->get('config')->has('config_debug')) {
$backtrace = debug_backtrace();
ADebug::set_query($sql, $time_exec, $backtrace[2]);
}
}
if ($resource) {
if (is_resource($resource)) {
$i = 0;
$data = array ();
while ($result = mysql_fetch_assoc($resource)) {
$data[$i] = $result;
$i++;
}
mysql_free_result($resource);
$query = new stdClass();
$query->row = isset($data[0]) ? $data[0] : array ();
$query->rows = $data;
$query->num_rows = $i;
unset($data);
return $query;
} else {
return true;
}
} else {
if ($noexcept) {
$this->error = 'AbanteCart Error: ' . mysql_error($this->connection) . '
Error No: ' . mysql_errno($this->connection) . '
' . $sql;
return false;
} else {
throw new AException(AC_ERR_MYSQL,'Error: ' . mysql_error($this->connection) . '
Error No: ' . mysql_errno($this->connection) . '
' . $sql);
}
}
}
/**
* @param string $value
* @return string
*/
public function escape($value){
if (is_array($value)) {
$dump = var_export($value, true);
$backtrace = debug_backtrace();
$dump .= ' (file: ' . $backtrace[1]['file'] . ' line ' . $backtrace[1]['line'] . ')';
$message = 'MySQL class error: Try to escape non-string value: ' . $dump;
$error = new AError($message);
$error->toLog()->toDebug()->toMessages();
return false;
}
return mysql_real_escape_string((string)$value, $this->connection);
}
/**
* @return int
*/
public function countAffected(){
return mysql_affected_rows($this->connection);
}
/**
* @return int
*/
public function getLastId(){
return mysql_insert_id($this->connection);
}
public function __destruct(){
if (is_resource($this->connection)) {
mysql_close($this->connection);
}
}
public function getDBError(){
return array (
'error_text' => mysql_error($this->connection),
'errno' => mysql_errno($this->connection)
);
}
}