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<?php
declare(strict_types=1);
namespace PhpMyAdmin\Controllers\Server\Databases;
use PhpMyAdmin\Charsets;
use PhpMyAdmin\Controllers\AbstractController;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\Html\Generator;
use PhpMyAdmin\Http\ServerRequest;
use PhpMyAdmin\Message;
use PhpMyAdmin\ResponseRenderer;
use PhpMyAdmin\Template;
use PhpMyAdmin\Url;
use PhpMyAdmin\Util;
use function __;
use function array_key_exists;
use function explode;
use function mb_strlen;
use function mb_strtolower;
use function str_contains;
final class CreateController extends AbstractController
{
/** @var DatabaseInterface */
private $dbi;
public function __construct(ResponseRenderer $response, Template $template, DatabaseInterface $dbi)
{
parent::__construct($response, $template);
$this->dbi = $dbi;
}
public function __invoke(ServerRequest $request): void
{
$params = [
'new_db' => $_POST['new_db'] ?? null,
'db_collation' => $_POST['db_collation'] ?? null,
];
if (! isset($params['new_db']) || mb_strlen($params['new_db']) === 0 || ! $this->response->isAjax()) {
$this->response->addJSON(['message' => Message::error()]);
return;
}
// lower_case_table_names=1 `DB` becomes `db`
if ($this->dbi->getLowerCaseNames() === '1') {
$params['new_db'] = mb_strtolower($params['new_db']);
}
/**
* Builds and executes the db creation sql query
*/
$sqlQuery = 'CREATE DATABASE ' . Util::backquote($params['new_db']);
if (! empty($params['db_collation'])) {
[$databaseCharset] = explode('_', $params['db_collation']);
$charsets = Charsets::getCharsets($this->dbi, $GLOBALS['cfg']['Server']['DisableIS']);
$collations = Charsets::getCollations($this->dbi, $GLOBALS['cfg']['Server']['DisableIS']);
if (
array_key_exists($databaseCharset, $charsets)
&& array_key_exists($params['db_collation'], $collations[$databaseCharset])
) {
$sqlQuery .= ' DEFAULT'
. Util::getCharsetQueryPart($params['db_collation']);
}
}
$sqlQuery .= ';';
$result = $this->dbi->tryQuery($sqlQuery);
if (! $result) {
// avoid displaying the not-created db name in header or navi panel
$GLOBALS['db'] = '';
$message = Message::rawError($this->dbi->getError());
$json = ['message' => $message];
$this->response->setRequestStatus(false);
} else {
$GLOBALS['db'] = $params['new_db'];
$message = Message::success(__('Database %1$s has been created.'));
$message->addParam($params['new_db']);
$scriptName = Util::getScriptNameForOption($GLOBALS['cfg']['DefaultTabDatabase'], 'database');
$json = [
'message' => $message,
'sql_query' => Generator::getMessage('', $sqlQuery, 'success'),
'url' => $scriptName . Url::getCommon(
['db' => $params['new_db']],
! str_contains($scriptName, '?') ? '?' : '&'
),
];
}
$this->response->addJSON($json);
}
}
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