function audiofield_field_widget_process in AudioField 7

An element #process callback for the audiofield_widget field type.

Display audio player in node edit mode.

File

./audio.field.inc, line 105

Implement an audio field, based on the file module's file field.

Code

function audiofield_field_widget_process($element, &$form_state, $form) {
  $fid = isset($element['#value']['fid']) ? $element['#value']['fid'] : 0;
  $item = $element['#value'];
  $item['fid'] = $element['fid']['#value'];
  $field = field_widget_field($element, $form_state);
  $instance = field_widget_instance($element, $form_state);

  // Add the display field if enabled.
  if (!empty($field['settings']['display_field']) && $item['fid']) {
    $element['display'] = array(
      '#type' => empty($item['fid']) ? 'hidden' : 'checkbox',
      '#title' => t('Include file in display'),
      '#value' => isset($item['display']) ? $item['display'] : $field['settings']['display_default'],
      '#attributes' => array(
        'class' => array(
          'file-display',
        ),
      ),
    );
  }
  else {
    $element['display'] = array(
      '#type' => 'hidden',
      '#value' => '1',
    );
  }
  if ($fid && $element['#file']) {
    $info = pathinfo($element['#file']->uri);
    $op = $info['extension'];
    $element['filename'] = array(
      'player' => audiofield_get_player($element['#file']->uri, $op),
      '#weight' => -10,
    );
  }

  // Add the description field if enabled.
  if (!empty($instance['settings']['description_field']) && $item['fid']) {
    $element['description'] = array(
      '#title' => t('Description'),
      '#value' => isset($item['description']) ? $item['description'] : '',
      '#type' => variable_get('file_description_type', 'textfield'),
      '#maxlength' => variable_get('file_description_length', 128),
      '#description' => t('The description may be used as the label of the link to the file.'),
    );
  }

  /*
   * Adjust the Ajax settings so that on upload and remove of any individual
   * file, the entire group of file fields is updated together.
   */
  if ($field['cardinality'] != 1) {
    $parents = array_slice($element['#array_parents'], 0, -1);
    $new_path = 'file/ajax/' . implode('/', $parents) . '/' . $form['form_build_id']['#value'];
    $field_element = drupal_array_get_nested_value($form, $parents);
    $new_wrapper = $field_element['#id'] . '-ajax-wrapper';
    foreach (element_children($element) as $key) {
      if (isset($element[$key]['#ajax'])) {
        $element[$key]['#ajax']['path'] = $new_path;
        $element[$key]['#ajax']['wrapper'] = $new_wrapper;
      }
    }
    unset($element['#prefix'], $element['#suffix']);
  }

  /*
   * Add another submit handler to the upload and remove buttons, to implement
   * functionality needed by the field widget. This submit handler, along with
   * the rebuild logic in audiofield_field_widget_form() requires the entire
   * field, not just the individual item, to be valid.
   */
  foreach (array(
    'upload_button',
    'remove_button',
  ) as $key) {
    $element[$key]['#submit'][] = 'file_field_widget_submit';
    $element[$key]['#limit_validation_errors'] = array(
      array_slice($element['#parents'], 0, -1),
    );
  }
  return $element;
}