PMA\libraries\navigation\NavigationHeader::_logo PHP Метод

    private function _logo()
    {
        // display Logo, depending on $GLOBALS['cfg']['NavigationDisplayLogo']
        if (!$GLOBALS['cfg']['NavigationDisplayLogo']) {
            return Template::get('navigation/logo')->render(array('displayLogo' => false));
        }
        $logo = 'phpMyAdmin';
        if (@file_exists($GLOBALS['pmaThemeImage'] . 'logo_left.png')) {
            $logo = '<img src="' . $GLOBALS['pmaThemeImage'] . 'logo_left.png" ' . 'alt="' . $logo . '" id="imgpmalogo" />';
        } elseif (@file_exists($GLOBALS['pmaThemeImage'] . 'pma_logo2.png')) {
            $logo = '<img src="' . $GLOBALS['pmaThemeImage'] . 'pma_logo2.png" ' . 'alt="' . $logo . '" id="imgpmalogo" />';
        }
        if (!$GLOBALS['cfg']['NavigationLogoLink']) {
            return Template::get('navigation/logo')->render(array('displayLogo' => true, 'useLogoLink' => false, 'logo' => $logo));
        }
        $useLogoLink = true;
        $linkAttriks = null;
        $logoLink = trim(htmlspecialchars($GLOBALS['cfg']['NavigationLogoLink']));
        // prevent XSS, see PMASA-2013-9
        // if link has protocol, allow only http and https
        if (!Sanitize::checkLink($logoLink, true)) {
            $logoLink = 'index.php';
        }
        switch ($GLOBALS['cfg']['NavigationLogoLinkWindow']) {
            case 'new':
                $linkAttriks = 'target="_blank" rel="noopener noreferrer"';
                break;
            case 'main':
                // do not add our parameters for an external link
                $host = parse_url($GLOBALS['cfg']['NavigationLogoLink'], PHP_URL_HOST);
                if (empty($host)) {
                    $logoLink .= URL::getCommon();
                } else {
                    $linkAttriks = 'target="_blank" rel="noopener noreferrer"';
                }
        }
        return Template::get('navigation/logo')->render(array('displayLogo' => true, 'useLogoLink' => $useLogoLink, 'logoLink' => $logoLink, 'linkAttribs' => $linkAttriks, 'logo' => $logo));
    }