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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Provides download to a given field defined in parameters.
*
* @package PhpMyAdmin
*/
/**
* Common functions.
*/
// we don't want the usual PMA\libraries\Response-generated HTML above the column's
// data
define('PMA_BYPASS_GET_INSTANCE', 1);
require_once 'libraries/common.inc.php';
require_once 'libraries/mime.lib.php';
/* Check parameters */
PMA\libraries\Util::checkParameters(
array('db', 'table')
);
/* Select database */
if (!$GLOBALS['dbi']->selectDb($db)) {
PMA\libraries\Util::mysqlDie(
sprintf(__('\'%s\' database does not exist.'), htmlspecialchars($db)),
'', false
);
}
/* Check if table exists */
if (!$GLOBALS['dbi']->getColumns($db, $table)) {
PMA\libraries\Util::mysqlDie(__('Invalid table name'));
}
if (! isset($_GET['where_clause'])
|| ! isset($_GET['where_clause_sign'])
|| ! PMA\libraries\Util::checkSqlQuerySignature($_GET['where_clause'], $_GET['where_clause_sign'])
) {
PMA_fatalError(__('There is an issue with your request.'));
exit;
}
/* Grab data */
$sql = 'SELECT ' . PMA\libraries\Util::backquote($_GET['transform_key'])
. ' FROM ' . PMA\libraries\Util::backquote($table)
. ' WHERE ' . $_GET['where_clause'] . ';';
$result = $GLOBALS['dbi']->fetchValue($sql);
/* Check return code */
if ($result === false) {
PMA\libraries\Util::mysqlDie(
__('MySQL returned an empty result set (i.e. zero rows).'), $sql
);
}
/* Avoid corrupting data */
@ini_set('url_rewriter.tags', '');
PMA_downloadHeader(
$table . '-' . $_GET['transform_key'] . '.bin',
PMA_detectMIME($result),
strlen($result)
);
echo $result;
|
