function range_decimal_validate in Range 6

FAPI validation of an individual decimal element.

1 string reference to 'range_decimal_validate'

range_process in ./range.module

Process an individual element.

File

./range.module, line 582

Defines numeric fields within a range of possible values and displays them colored accordingly..

Code

function range_decimal_validate($element, &$form_state) {
  $field_name = $element['#field_name'];
  $type_name = $element['#type_name'];
  $field = content_fields($field_name, $type_name);
  $field_key = $element['#columns'][0];
  $value = $element['#value'][$field_key];
  if ($element[$field_key]['#required'] || !empty($value)) {
    $decimal = $element['#decimal'] ? $element['#decimal'] : '.';
    $start = $value;
    $value = preg_replace('@[^-0-9\\' . $decimal . ']@', '', $value);
    if ($start != $value) {

      // No reason to make this an error, just need to inform user what has changed.
      drupal_set_message(t('Only numbers and the decimal character (%decimal) are allowed in %field. %start was changed to %value.', array(
        '%decimal' => $element['#decimal'],
        '%field' => t($field['widget']['label']),
        '%start' => $start,
        '%value' => $value,
      )));
    }
    $value = str_replace($element['#decimal'], '.', $value);
    $value = round($value, $element['#scale']);
    form_set_value($element[$field_key], $value, $form_state);
  }
}