AdminPageFramework_ExportOptions::getTransientIfSet PHP Method

    public function getTransientIfSet($vData)
    {
        if ($this->bIsDataSet) {
            $_tmp = $this->getTransient(md5("{$this->sClassName}_{$this->sInputID}"));
            if ($_tmp !== false) {
                $vData = $_tmp;
            }
        }
        return $vData;
    }

 protected function _exportOptions($mData, $sPageSlug, $sTabSlug)
 {
     $_oExport = new AdminPageFramework_ExportOptions($_POST['__export'], $this->oProp->sClassName);
     $_aArguments = array('class_name' => $this->oProp->sClassName, 'page_slug' => $sPageSlug, 'tab_slug' => $sTabSlug, 'section_id' => $_oExport->getSiblingValue('section_id'), 'pressed_field_id' => $_oExport->getSiblingValue('field_id'), 'pressed_input_id' => $_oExport->getSiblingValue('input_id'));
     $_mData = $this->_getFilteredExportingData($_aArguments, $_oExport->getTransientIfSet($mData));
     $_sFileName = $this->_getExportFileName($_aArguments, $_oExport->getFileName(), $_mData);
     $_oExport->doExport($_mData, $this->_getExportFormatType($_aArguments, $_oExport->getFormat()), $this->_getExportHeaderArray($_aArguments, $_sFileName, $mData));
     exit;
 }