function sDataFileName($bCreate)
{
global $goApp;
$sFilename = "";
$sPrefix = "";
$iPageID = 0;
$i = 0;
$sFilename = $this->sFieldNameForFile();
if (!$this->bGlobal) {
$iPageID = $goApp->oDocument->iPageID($bCreate);
if ($iPageID) {
if ($this->bUseDocumentInstance()) {
$iDocInstance = $goApp->oDocument->iDocumentInstance();
} else {
$iDocInstance = 0;
}
if ($this->bUseLoopID()) {
$iLoopID = $goApp->oDocument->iLoopID();
} else {
$iLoopID = 0;
}
$sPrefix = WYElement::sDataFileNamePrefix($iPageID, $iDocInstance, $iLoopID);
$sFilename = $sPrefix . "-" . $sFilename;
} else {
$sFilename = "";
}
}
if ($sFilename) {
$oP = new WYPath($sFilename);
if (!$oP->bCheck(WYPATH_CHECK_NOPATH)) {
$sFilename = "";
}
}
return $sFilename;
}
