/usr/share/php/Horde/Db/Adapter/Pdo/Mysql.php is in php-horde-db 2.4.0-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Copyright 2007 Maintainable Software, LLC
* Copyright 2008-2017 Horde LLC (http://www.horde.org/)
*
* @author Mike Naberezny <mike@maintainable.com>
* @author Derek DeVries <derek@maintainable.com>
* @author Chuck Hagenbuch <chuck@horde.org>
* @license http://www.horde.org/licenses/bsd
* @category Horde
* @package Db
* @subpackage Adapter
*/
/**
* PDO_MySQL Horde_Db_Adapter
*
* @author Mike Naberezny <mike@maintainable.com>
* @author Derek DeVries <derek@maintainable.com>
* @author Chuck Hagenbuch <chuck@horde.org>
* @license http://www.horde.org/licenses/bsd
* @category Horde
* @package Db
* @subpackage Adapter
*/
class Horde_Db_Adapter_Pdo_Mysql extends Horde_Db_Adapter_Pdo_Base
{
/**
* @var string
*/
protected $_schemaClass = 'Horde_Db_Adapter_Mysql_Schema';
/**
* @return string
*/
public function adapterName()
{
return 'PDO_MySQL';
}
/**
* @return boolean
*/
public function supportsMigrations()
{
return true;
}
/*##########################################################################
# Connection Management
##########################################################################*/
/**
* Connect to the db
*/
public function connect()
{
if ($this->_active) {
return;
}
parent::connect();
// ? $this->_connection->setAttribute(PDO::MYSQL_ATTR_USE_BUFFERED_QUERY, true);
// Set the default charset. http://dev.mysql.com/doc/refman/5.1/en/charset-connection.html
if (!empty($this->_config['charset'])) {
$this->setCharset($this->_config['charset']);
}
}
/*##########################################################################
# Protected
##########################################################################*/
/**
* Parse configuration array into options for PDO constructor.
*
* http://pecl.php.net/bugs/7234
* Setting a bogus socket does not appear to work.
*
* @throws Horde_Db_Exception
* @return array [dsn, username, password]
*/
protected function _parseConfig()
{
$this->_config['adapter'] = 'mysql';
$this->_checkRequiredConfig(array('adapter', 'username'));
if (!empty($this->_config['socket'])) {
$this->_config['unix_socket'] = $this->_config['socket'];
unset($this->_config['socket']);
}
if (!empty($this->_config['host']) &&
$this->_config['host'] == 'localhost') {
$this->_config['host'] = '127.0.0.1';
}
// Try an empty password if it's not set.
if (!isset($this->_config['password'])) {
$this->_config['password'] = '';
}
// Collect options to build PDO Data Source Name (DSN) string.
$dsnOpts = $this->_config;
unset($dsnOpts['adapter'],
$dsnOpts['username'],
$dsnOpts['password'],
$dsnOpts['charset'],
$dsnOpts['phptype']);
$dsnOpts = $this->_normalizeConfig($dsnOpts);
if (isset($dsnOpts['port'])) {
if (empty($dsnOpts['host'])) {
throw new Horde_Db_Exception('Host is required if port is specified');
}
}
if (isset($dsnOpts['unix_socket'])) {
if (!empty($dsnOpts['host']) ||
!empty($dsnOpts['port'])) {
throw new Horde_Db_Exception('Host and port must not be set if using a UNIX socket');
}
}
// Return DSN and user/pass for connection.
return array(
$this->_buildDsnString($dsnOpts),
$this->_config['username'],
$this->_config['password']);
}
}
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