function tNG_clearSessionVars()
{
if (!isset($_SESSION[md5(KT_getSiteRoot())])) {
if (isset($_SESSION['kt_login_id'])) {
unset($_SESSION['kt_login_id']);
}
if (isset($_SESSION['kt_login_user'])) {
unset($_SESSION['kt_login_user']);
}
if (isset($_SESSION['kt_login_level'])) {
unset($_SESSION['kt_login_level']);
}
}
}
/**
* Unset the $_SESSION[$siteroot][$var] and $_SESSION[$var] ;
* @param string $var the name of the variable to be unseted;
* @return nothing;
*/
function KT_unsetSessionVar($var)
{
$siteroot = md5(KT_getSiteRoot());
if (isset($_SESSION[$siteroot])) {
if (isset($_SESSION[$siteroot][$var])) {
unset($_SESSION[$siteroot][$var]);
}
if (count($_SESSION[$siteroot]) == 0) {
unset($_SESSION[$siteroot]);
}
}
}
/**
* Get the Link for the Image Popup
* @return string url for the popup page
* @access public
*/
function getPopupLink()
{
$this->garbageCollector();
$ret = "#";
if ($this->popupWidth == '' || $this->popupHeight == '') {
return $ret;
}
$fileName = $this->getFileName();
if ($fileName !== false) {
$folder = $this->folder;
$folder = KT_TransformToUrlPath($folder, true);
if (!isset($_SESSION['tng_popup'])) {
$_SESSION['tng_popup'] = array();
}
if (!isset($_SESSION['tng_popup'][$this->id])) {
$_SESSION['tng_popup'][$this->id] = array();
}
if (!isset($_SESSION['tng_popup'][$this->id]['files'])) {
$_SESSION['tng_popup'][$this->id]['files'] = array();
}
$ret = $this->relpath . 'includes/tng/pub/popup_image.php?id=' . rawurlencode($this->id) . '&n=' . count($_SESSION['tng_popup'][$this->id]['files']);
$siteRootFilename = $folder . $fileName;
//$siteRootFilename = substr($siteRootFilename, strlen($this->relpath));
$siteRootFilename = substr($this->currentfolder, strlen(KT_getSiteRoot() . '/')) . $siteRootFilename;
if (!$this->isSetted) {
$arrP = array();
if ($this->watermarkImage != '') {
$arrP['watermark'] = KT_realpath($this->watermarkImage, false);
$arrP['watermarkAlpha'] = $this->watermarkAlpha;
$arrP['watermarkAlignment'] = $this->watermarkAlignment;
$arrP['watermarkResize'] = $this->watermarkResize;
}
if ($this->popupWidth != '' && $this->popupHeight != '') {
$arrP['popupwidth'] = $this->popupWidth;
$arrP['popupheight'] = $this->popupHeight;
$arrP['fitToWindow'] = $this->fitToWindow;
}
$arrP['popupNavigation'] = $this->popupNavigation;
$arrP['popupWatermark'] = $this->popupWatermark;
$arrP['time'] = time();
$_SESSION['tng_popup'][$this->id]['properties'] = $arrP;
$this->isSetted = true;
}
$_SESSION['tng_popup'][$this->id]['files'][] = array('fullfilename' => $siteRootFilename, 'filename' => $fileName);
}
return $ret;
}
