/**
* Add filter to rename uploaded files for themes.
*
* @param Zend_Form_Element_File $element
*/
private function _addFileRenameFilter($element)
{
$elementName = $element->getName();
$fileName = $element->getFileName(null, false);
$uploadedFileName = Theme::getUploadedFileName($this->getThemeName(), $elementName, $fileName);
$uploadedFilePath = $element->getDestination() . '/' . $uploadedFileName;
$element->addFilter('Rename', array('target' => $uploadedFilePath, 'overwrite' => true));
}
/**
* Delete a previously-stored theme file.
*
* @param Zend_Form_Element_File $element
*/
private function _deleteOldFile(Zend_Form_Element_File $element)
{
// delete old file if it is not the same as the new file name
if (!isset($this->_themeOptions[$element->getName()])) {
return;
}
$oldFileName = $this->_themeOptions[$element->getName()];
if ($oldFileName != $newFileName) {
$storage = Zend_Registry::get('storage');
$storagePath = $storage->getPathByType($oldFileName, self::THEME_UPLOAD_TYPE);
$storage->delete($storagePath);
}
}
