Current File : /var/www/projetos/admin.iigd.com.br/libraries/classes/Controllers/Table/GetFieldController.php
<?php
declare(strict_types=1);
namespace PhpMyAdmin\Controllers\Table;
use PhpMyAdmin\Core;
use PhpMyAdmin\DatabaseInterface;
use PhpMyAdmin\Html\Generator;
use PhpMyAdmin\Mime;
use PhpMyAdmin\ResponseRenderer;
use PhpMyAdmin\Template;
use PhpMyAdmin\Util;
use function __;
use function htmlspecialchars;
use function ini_set;
use function sprintf;
use function strlen;
/**
* Provides download to a given field defined in parameters.
*/
class GetFieldController extends AbstractController
{
/** @var DatabaseInterface */
private $dbi;
public function __construct(
ResponseRenderer $response,
Template $template,
string $db,
string $table,
DatabaseInterface $dbi
) {
parent::__construct($response, $template, $db, $table);
$this->dbi = $dbi;
}
public function __invoke(): void
{
global $db, $table;
$this->response->disable();
/* Check parameters */
Util::checkParameters([
'db',
'table',
]);
/* Select database */
if (! $this->dbi->selectDb($db)) {
Generator::mysqlDie(
sprintf(__('\'%s\' database does not exist.'), htmlspecialchars($db)),
'',
false
);
}
/* Check if table exists */
if (! $this->dbi->getColumns($db, $table)) {
Generator::mysqlDie(__('Invalid table name'));
}
if (
! isset($_GET['where_clause'])
|| ! isset($_GET['where_clause_sign'])
|| ! Core::checkSqlQuerySignature($_GET['where_clause'], $_GET['where_clause_sign'])
) {
/* l10n: In case a SQL query did not pass a security check */
Core::fatalError(__('There is an issue with your request.'));
return;
}
/* Grab data */
$sql = 'SELECT ' . Util::backquote($_GET['transform_key'])
. ' FROM ' . Util::backquote($table)
. ' WHERE ' . $_GET['where_clause'] . ';';
$result = $this->dbi->fetchValue($sql);
/* Check return code */
if ($result === false) {
Generator::mysqlDie(
__('MySQL returned an empty result set (i.e. zero rows).'),
$sql
);
return;
}
/* Avoid corrupting data */
ini_set('url_rewriter.tags', '');
Core::downloadHeader(
$table . '-' . $_GET['transform_key'] . '.bin',
Mime::detect($result),
strlen($result)
);
echo $result;
}
}
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