function form_type_signaturefield_value in SignatureField 7.2

Same name and namespace in other branches

1. 6 modules/system.inc \form_type_signaturefield_value()
2. 7 includes/system.inc \form_type_signaturefield_value()

File

includes/system.inc, line 57

System module integration.

Code

function form_type_signaturefield_value($element, $edit = FALSE, $form_state) {
  if (!empty($edit)) {

    // If previous value exists delete original image
    if (!empty($element['#default_value'])) {
      $values = unserialize($element['#default_value']);
      @unlink($values['filepath']);
    }
    return signaturefield_json_to_image($element, $edit);
  }
  return $edit;
}