function __construct(array $config)
{
if (!isset($config['db'])) {
throw new Exception(__("sqlite config error,can't found \$config['db'] value."));
}
parent::__construct($config);
}
function __construct(array $config)
{
if (!isset($config['port']) || !$config['port'] > 0) {
$config['port'] = 5432;
}
parent::__construct($config);
}
function __construct(array $config)
{
static $c = null;
if (null === $c) {
$c = version_compare(PHP_VERSION, '5.4', '<');
}
if ($c) {
# php5.4以下有注入漏洞，所以本系统不允许使用PDO
throw new Exception(__('If use pdo Driver, need php 5.4+, because less php 5.4 has the SQL injection vulnerability.'));
}
if (is_array($config['connection']['hostname'])) {
$pdo = current($config['connection']['hostname']);
if (is_array($pdo)) {
$pdo = current($pdo);
}
} else {
$pdo = $config['connection']['hostname'];
}
list($type, $host) = explode(':', $pdo, 2);
if (isset($config['pdo_type']) && $config['pdo_type']) {
$type = strtolower($config['pdo_type']);
} else {
if (!$type) {
throw new Exception(__('pdo config connection hostname error. need pdo driver type'));
}
if ($type === 'uri') {
// uri:file:///path/to/dsnfile
$config['connection']['hostname'] = $pdo = file_get_contents($host);
list($type, $host) = explode(':', $pdo, 2);
if (!$type) {
throw new Exception(__('pdo :host error. need pdo driver type'), array(':host', $host));
}
}
$type = strtolower($type);
}
if (!in_array($type, Database_Driver_PDO::$_pdo_types)) {
throw new Exception(__('Unknown driver type: :type'), array(':type' => $type));
}
$this->_pdo_driver_type = $type;
# driver option
if (!isset($config['options']) || !is_array($config['options'])) {
$config['options'] = array();
}
if (isset($config['persistent']) && $config['persistent']) {
$config['options'][PDO::ATTR_PERSISTENT] = true;
}
parse_str(str_replace(';', '&', $host), $ot);
$default_port = null;
switch ($type) {
case 'ibm':
case 'odbc':
$db_name = 'DATABASE';
break;
case 'informix':
$db_name = 'database';
break;
case 'sqlsrv':
$db_name = 'Database';
$default_port = 1433;
break;
case 'mysql':
$db_name = 'dbname';
$this->mysql = true;
$this->_identifier = '`';
if ($config['charset']) {
$options[PDO::MYSQL_ATTR_INIT_COMMAND] = "SET NAMES '{$config['charset']}';";
}
$default_port = 3306;
break;
default:
$db_name = 'dbname';
break;
}
if (!isset($ot[$db_name])) {
if ($config['connection']['database']) {
$ot[$db_name] = $config['connection']['database'];
# 重新还原
$config['connection']['hostname'] = $type . ':' . http_build_query($ot, '', ';');
}
} else {
$config['connection']['database'] = $ot[$db_name];
}
# 默认端口
if ($default_port) {
if (!isset($config['connection']['port']) || !$config['connection']['port']) {
$config['connection']['port'] = isset($ot['port']) && $ot['port'] ? (int) $ot['port'] : $default_port;
}
}
parent::__construct($config);
}