function conditional_fields_states_handler_checkbox in Conditional Fields 7.3

States handler for single on/off checkbox.

File

./conditional_fields.module, line 1753

Define dependencies between fields based on their states and values.

Code

function conditional_fields_states_handler_checkbox($field, $field_info, $options, &$state) {
  switch ($options['values_set']) {
    case CONDITIONAL_FIELDS_DEPENDENCY_VALUES_WIDGET:
      $checked = $options['value'][0]['value'] == $field['#on_value'] ? TRUE : FALSE;
      break;
    case CONDITIONAL_FIELDS_DEPENDENCY_VALUES_REGEX:
      $checked = preg_match('/' . $options['value']['RegExp'] . '/', $field['#on_value']) ? TRUE : FALSE;
      break;
    case CONDITIONAL_FIELDS_DEPENDENCY_VALUES_AND:

      // ANDing values of a single checkbox doesn't make sense: just use the first value.
      $checked = $options['values'][0] == $field['#on_value'] ? TRUE : FALSE;
      break;
    case CONDITIONAL_FIELDS_DEPENDENCY_VALUES_XOR:
    case CONDITIONAL_FIELDS_DEPENDENCY_VALUES_OR:
    case CONDITIONAL_FIELDS_DEPENDENCY_VALUES_NOT:
      $checked = in_array($field['#on_value'], $options['values']) ? TRUE : FALSE;
      break;
  }
  $state[$options['state']][$options['selector']] = array(
    'checked' => $checked,
  );
}