number_field_widget_validate

Versions

mediamosa-21

number_field_widget_validate($element, &$form_state)

FAPI validation of an individual number element.

Code

modules/field/modules/number/number.module, line 338

<?php
function number_field_widget_validate($element, &$form_state) {
  $field = $form_state['field'][$element['#field_name']][$element['#language']]['field'];
  $instance = $form_state['field'][$element['#field_name']][$element['#language']]['instance'];

  $type = $element['#number_type'];
  $value = $element['#value'];

  // Reject invalid characters.
  if (!empty($value)) {
    switch ($type) {
      case 'float':
      case 'decimal':
        $regexp = '@[^-0-9\\' . $field['settings']['decimal_separator'] . ']@';
        $message = t('Only numbers and the decimal separator (@separator) allowed in %field.', array('%field' => t($instance['label']), '@separator' => $field['settings']['decimal_separator']));
        break;

      case 'integer';
        $regexp = '@[^-0-9]@';
        $message = t('Only numbers are allowed in %field.', array('%field' => t($instance['label'])));
        break;
    }
    if ($value != preg_replace($regexp, '', $value)) {
      form_error($element, $message);
    }
    else {
      // Substitute the decimal separator,
      if ($type == 'decimal' || $type == 'float') {
        $value = strtr($value, $field['settings']['decimal_separator'], '.');
      }
      form_set_value($element, $value, $form_state);
    }
  }
}
?>