/**
* Short description of method getVersionedFile
*
* @access public
* @author Cédric Alfonsi, <*****@*****.**>
* @param string rowId
* @param string columnId
* @param string data
* @return core_kernel_classes_Resource
*/
public function getVersionedFile($rowId, $columnId, $data = null)
{
$returnValue = null;
if (empty($data)) {
throw new Exception('data can not be empty');
}
if (!empty($data) && common_Utils::isUri($data)) {
$data = new core_kernel_classes_Resource($data);
}
if (!core_kernel_versioning_File::isVersionedFile($data)) {
throw new Exception('data has to be a valid versioned file uri');
}
$returnValue = $data;
return $returnValue;
}
/**
* Download a resource file content
* @param {String} uri Uri of the resource file
*/
public function downloadFile()
{
if ($this->hasRequestParameter('uri')) {
$uri = tao_helpers_Uri::decode($this->getRequestParameter('uri'));
$resource = new core_kernel_classes_Resource($uri);
if (core_kernel_versioning_File::isVersionedFile($resource) || core_kernel_file_File::isFile($resource)) {
$file = new core_kernel_file_File($uri);
$fileName = $file->getOnePropertyValue(new core_kernel_classes_Property(PROPERTY_FILE_FILENAME));
$content = $file->getFileContent();
$size = strlen($content);
$mimeType = tao_helpers_File::getMimeType($file->getAbsolutePath(), true);
$this->setContentHeader($mimeType);
header("Content-Length: {$size}");
header("Content-Disposition: attachment; filename=\"{$fileName}\"");
header("Expires: 0");
header("Cache-Control: no-cache, must-revalidate");
header("Pragma: no-cache");
print $content;
return;
} else {
throw new Exception('The resource (' . $uri . ') is not a valid file resource');
}
}
}
/**
* Deletes the content but does not unreference it
*
* @access public
* @author Joel Bout, <*****@*****.**>
* @param core_kernel_classes_Resource item
* @return boolean
*/
public function deleteItemContent(core_kernel_classes_Resource $item)
{
$returnValue = (bool) false;
//delete the folder for all languages!
foreach ($item->getUsedLanguages($this->itemContentProperty) as $lang) {
$files = $item->getPropertyValuesByLg($this->itemContentProperty, $lang);
foreach ($files->getIterator() as $file) {
if ($file instanceof core_kernel_classes_Resource) {
$file = new core_kernel_file_File($file);
if (core_kernel_versioning_File::isVersionedFile($file)) {
$file = new core_kernel_versioning_File($file);
}
try {
$file->delete();
} catch (core_kernel_versioning_exception_FileUnversionedException $e) {
// file was not versioned after all, ignore in delte
}
}
}
}
$returnValue = true;
return (bool) $returnValue;
}
