function text_field_instance_settings_form

Implements hook_field_instance_settings_form().

File

core/modules/field/modules/text/text.module, line 86

Defines simple text field types.

Code

function text_field_instance_settings_form($field, $instance) {
  $settings = $instance['settings'];
  $fallback_format = filter_fallback_format();

  $format_options = array();
  foreach (filter_formats() as $format) {
    $format_options[$format->format] = $format->name;
  }
  $format_options[$fallback_format] .= ' ' . t('(fallback format)');

  $form['#element_validate'][] = 'text_field_instance_settings_form_validate';

  $form['text_processing'] = array(
    '#type' => 'radios',
    '#title' => t('Text processing'),
    '#default_value' => $settings['text_processing'],
    '#options' => array(
      t('Plain text'),
      t('Filtered text (user selects text format)'),
    ),
    '#weight' => -2,
  );

  // An empty array of formats indicates all formats are allowed.
  $allowed_formats = empty($settings['allowed_formats']) ?
    array_keys($format_options) : $settings['allowed_formats'];

  $form['allowed_formats'] = array(
    '#type' => 'checkboxes',
    '#title' => t('Allowed text formats'),
    '#default_value' => $allowed_formats,
    '#description' => t('Choose which <a href="@text_formats">text formats</a> should be available for authors. If an author does not have permission to a format on existing content, the field will be locked.', array('@text_formats' => url('admin/config/content/formats'))),
    '#options' => $format_options,
    '#states' => array(
      'visible' => array(
        'input[name="instance[settings][text_processing]"]' => array('value' => 1),
      ),
    ),
    '#weight' => -1,
  );

  // Display the fallback format as disabled but locked in the enabled state.
  $form['allowed_formats'][$fallback_format]['#value'] = 'plain_text';
  $form['allowed_formats'][$fallback_format]['#disabled'] = TRUE;

  if ($field['type'] == 'text_with_summary') {
    $form['display_summary'] = array(
      '#type' => 'checkbox',
      '#title' => t('Summary input'),
      '#default_value' => $settings['display_summary'],
      '#description' => t('This allows authors to input an explicit summary, to be displayed instead of the automatically trimmed text when using the "Summary or trimmed" display type.'),
      '#weight' => 0,
    );
  }

  return $form;
}