function editor_note_validate_integer_positive_or_zero in Editor Notes 7

Validates form element that accepts positive integer or 0.

2 string references to 'editor_note_validate_integer_positive_or_zero'

editor_note_field_formatter_settings_form in ./editor_note.module

Implements hook_field_formatter_settings_form().

editor_note_field_settings_form in ./editor_note.module

Implements hook_field_settings_form().

File

./editor_note.module, line 1366

Main functionality for Editor Notes module.

Code

function editor_note_validate_integer_positive_or_zero($element, &$form_state) {

  // Checks for positive integer (or zero) value.
  preg_match('/^[0-9]\\d*$/', trim($element['#value']), $matches);
  if (empty($matches)) {
    form_error($element, t('%name must be a positive integer or 0.', array(
      '%name' => $element['#title'],
    )));
  }
}