Club Drupal

<?php

/**

 * @file

 * file-managed-file.func.php

 */

/**

 * Overrides theme_file_managed_file().

 */

function bootstrap_file_managed_file($variables) {

  $element = $variables['element'];

  $attributes = array();

  if (isset($element['#id'])) {

    $attributes['id'] = $element['#id'];

  }

  if (!empty($element['#attributes']['class'])) {

    $attributes['class'] = (array) $element['#attributes']['class'];

  }

  $attributes['class'][] = 'form-managed-file';

  $attributes['class'][] = 'input-group';

  $element['upload_button']['#prefix'] = '<span class="input-group-btn">';

  $element['upload_button']['#suffix'] = '</span>';

  $element['remove_button']['#prefix'] = '<span class="input-group-btn">';

  $element['remove_button']['#suffix'] = '</span>';

  if (!empty($element['filename'])) {

    $element['filename']['#prefix'] = '<div class="form-control">';

    $element['filename']['#suffix'] = '</div>';

  }

  $hidden_elements = array();

  foreach (element_children($element) as $child) {

    if ($element[$child]['#type'] === 'hidden') {

      $hidden_elements[$child] = $element[$child];

      unset($element[$child]);

    }

  }

  // This wrapper is required to apply JS behaviors and CSS styling.

  $output = '';

  $output .= '<div' . drupal_attributes($attributes) . '>';

  $output .= drupal_render_children($element);

  $output .= '</div>';

  $output .= render($hidden_elements);

  return $output;

}