Deletes a file without database changes or hook invocations.
This function should be used when the file to be deleted does not have an entry recorded in the files table.
$path: A string containing a file path or (streamwrapper) URI.
TRUE for success or path does not exist, or FALSE in the event of an error.
file_unmanaged_delete_recursive()
function file_unmanaged_delete($path) {
if (is_dir($path)) {
watchdog('file', '%path is a directory and cannot be removed using file_unmanaged_delete().', array(
'%path' => $path,
), WATCHDOG_ERROR);
return FALSE;
}
if (is_file($path)) {
return drupal_unlink($path);
}
// Return TRUE for non-existent file, but log that nothing was actually
// deleted, as the current state is the intended result.
if (!file_exists($path)) {
watchdog('file', 'The file %path was not deleted, because it does not exist.', array(
'%path' => $path,
), WATCHDOG_NOTICE);
return TRUE;
}
// We cannot handle anything other than files and directories. Log an error
// for everything else (sockets, symbolic links, etc).
watchdog('file', 'The file %path is not of a recognized type so it was not deleted.', array(
'%path' => $path,
), WATCHDOG_ERROR);
return FALSE;
}