Checks whether database extension is loaded
| public static checkDbExtension ( string $extension = 'mysql' ) : boolean | ||
| $extension | string | mysql extension to check |
| return | boolean | |
/**
* Test database connection
*
* @param string $connect_type 'tcp' or 'socket'
* @param string $host host name
* @param string $port tcp port to use
* @param string $socket socket to use
* @param string $user username to use
* @param string $pass password to use
* @param string $error_key key to use in return array
*
* @return bool|array
*/
public static function testDBConnection($connect_type, $host, $port, $socket, $user, $pass = null, $error_key = 'Server')
{
// static::testPHPErrorMsg();
$error = null;
$host = PMA_sanitizeMySQLHost($host);
if (DatabaseInterface::checkDbExtension('mysqli')) {
$socket = empty($socket) || $connect_type == 'tcp' ? null : $socket;
$port = empty($port) || $connect_type == 'socket' ? null : $port;
$extension = 'mysqli';
} else {
$socket = empty($socket) || $connect_type == 'tcp' ? null : ':' . ($socket[0] == '/' ? '' : '/') . $socket;
$port = empty($port) || $connect_type == 'socket' ? null : ':' . $port;
$extension = 'mysql';
}
if ($extension == 'mysql') {
$conn = @mysql_connect($host . $port . $socket, $user, $pass);
if (!$conn) {
$error = __('Could not connect to the database server!');
} else {
mysql_close($conn);
}
} else {
$conn = @mysqli_connect($host, $user, $pass, null, $port, $socket);
if (!$conn) {
$error = __('Could not connect to the database server!');
} else {
mysqli_close($conn);
}
}
// static::testPHPErrorMsg(false);
if (isset($php_errormsg)) {
$error .= " - {$php_errormsg}";
}
return is_null($error) ? true : array($error_key => $error);
}
*/
include_once './libraries/dbi/DBIDummy.php';
$extension = new DBIDummy();
} else {
/**
* First check for the mysqli extension, as it's the one recommended
* for the MySQL server's version that we support
* (if PHP 7+, it's the only one supported)
*/
$extension = 'mysqli';
if (!DatabaseInterface::checkDbExtension($extension)) {
$docurl = PMA\libraries\Util::getDocuLink('faq', 'faqmysql');
$doclink = sprintf(__('See %sour documentation%s for more information.'), '[a@' . $docurl . '@documentation]', '[/a]');
if (PMA_PHP_INT_VERSION < 70000) {
$extension = 'mysql';
if (!PMA\libraries\DatabaseInterface::checkDbExtension($extension)) {
// warn about both extensions missing and exit
PMA_warnMissingExtension('mysqli|mysql', true, $doclink);
} elseif (empty($_SESSION['mysqlwarning'])) {
trigger_error(__('You are using the mysql extension which is deprecated in ' . 'phpMyAdmin. Please consider installing the mysqli ' . 'extension.') . ' ' . $doclink, E_USER_WARNING);
// tell the user just once per session
$_SESSION['mysqlwarning'] = true;
}
} else {
// mysql extension is not part of PHP 7+, so warn and exit
PMA_warnMissingExtension('mysqli', true, $doclink);
}
}
/**
* Including The DBI Plugin
*/
/**
* Returs list of used PHP extensions.
*
* @return array of strings
*/
public static function listPHPExtensions()
{
$result = array();
if (DatabaseInterface::checkDbExtension('mysqli')) {
$result[] = 'mysqli';
} else {
$result[] = 'mysql';
}
if (extension_loaded('curl')) {
$result[] = 'curl';
}
if (extension_loaded('mbstring')) {
$result[] = 'mbstring';
}
return $result;
}
