Horde_Core_Ui_VarRenderer_Html::_renderVarDisplay_captcha PHP 메소드

    protected function _renderVarDisplay_captcha($form, &$var, &$vars)
    {
        static $captcha;
        if (!isset($captcha)) {
            $captcha = Text_CAPTCHA::factory('Image');
        }
        $image = $captcha->init(150, 60, $var->type->getText(), array('font_path' => dirname($var->type->getFont()) . '/', 'font_file' => basename($var->type->getFont())));
        if (is_a($image, 'PEAR_Error')) {
            return $image->getMessage();
        }
        $cid = md5($var->type->getText());
        $cache = $GLOBALS['injector']->getInstance('Horde_Cache');
        $cache->set($cid, serialize(array('data' => $captcha->getCAPTCHAAsJPEG(), 'ctype' => 'image/jpeg')));
        $url = Horde::url($GLOBALS['registry']->get('webroot', 'horde') . '/services/cacheview.php')->add('cid', $cid);
        return '<img src="' . $url . '" />';
    }