function filefield_field_delete_file in FileField 6.3

Check that FileField controls a file before attempting to deleting it.

3 calls to filefield_field_delete_file()

filefield_field_delete in ./filefield_field.inc

Implementation of CCK's hook_field($op = 'delete').

filefield_field_delete_revision in ./filefield_field.inc

Implementation of CCK's hook_field($op = 'delete_revision').

filefield_field_update in ./filefield_field.inc

Implementation of CCK's hook_field($op = 'update').

File

./filefield_field.inc, line 251

FileField CCK field hooks and callbacks.

Code

function filefield_field_delete_file($file, $field) {
  $file = (object) $file;

  // Remove the field_name and delete_nid properties so that references can be
  // counted including the files to be deleted.
  $field_name = isset($file->field_name) ? $file->field_name : NULL;
  $delete_nid = isset($file->delete_nid) ? $file->delete_nid : NULL;
  unset($file->field_name, $file->delete_nid);

  // To prevent FileField from deleting files it doesn't know about, check the
  // FileField reference count. Temporary files can be deleted because they
  // are not yet associated with any content at all.
  if ($file->status == 0 || filefield_get_file_reference_count($file, $field) > 0) {
    $file->field_name = $field_name;
    $file->delete_nid = $delete_nid;
    return field_file_delete($file);
  }

  // Even if the file is not deleted, return TRUE to indicate the FileField
  // record can be removed from the FileField database tables.
  return TRUE;
}