function _value_is_get_file_error in Value is 7

Helper to get a file's error code. This requires logic, because a file can be a list of files.

1 call to _value_is_get_file_error()

_value_is_file_element_process in ./value_is.module

Process callback for file input elements.

File

./value_is.module, line 46

All the element validators for #element_validate.

Code

function _value_is_get_file_error($file) {
  if (isset($file[0])) {
    return isset($file[0]['error']) ? $file[0]['error'] : -1;
  }
  return isset($file['error']) ? $file['error'] : -1;
}