<?php
/**
 * Shared code for server pages
 *
 * @package PhpMyAdmin
 */
declare(strict_types=1);

use PhpMyAdmin\Url;

if (! defined('PHPMYADMIN')) {
    exit;
}

global $db, $table, $url_query, $viewing_mode, $err_url, $is_grantuser, $is_createuser, $dbi;

/**
 * Handles some variables that may have been sent by the calling script
 * Note: this can be called also from the db panel to get the privileges of
 *       a db, in which case we want to keep displaying the tabs of
 *       the Database panel
 */
if (empty($viewing_mode)) {
    $db = $table = '';
}

/**
 * Set parameters for links
 */
$url_query = Url::getCommon();

/**
 * Defines the urls to return to in case of error in a sql statement
 */
$err_url = Url::getFromRoute('/');

/**
 * @global boolean Checks for superuser privileges
 */
$is_grantuser = $dbi->isUserType('grant');
$is_createuser = $dbi->isUserType('create');

// now, select the mysql db
if ($dbi->isSuperuser()) {
    $dbi->selectDb('mysql');
}