File

drupal-6.x/modules/upload/upload.module, line 465

File-handling and attaching files to nodes.

Code

function _upload_form($node) {
  global $user;

  $form = array(
    '#theme' => 'upload_form_new',
    '#cache' => TRUE,
  );

  if (!empty($node->files) && is_array($node->files)) {
    $form['files']['#theme'] = 'upload_form_current';
    $form['files']['#tree'] = TRUE;
    foreach ($node->files as $key => $file) {
      $file = (object) $file;
      $description = file_create_url($file->filepath);
      $description = "<small>" . check_plain($description) . "</small>";
      $form['files'][$key]['description'] = array('#type' => 'textfield', '#default_value' => !empty($file->description) ? $file->description : $file->filename, '#maxlength' => 256, '#description' => $description);
      $form['files'][$key]['size'] = array('#value' => format_size($file->filesize));
      $form['files'][$key]['remove'] = array('#type' => 'checkbox', '#default_value' => !empty($file->remove));
      $form['files'][$key]['list'] = array('#type' => 'checkbox', '#default_value' => $file->list);
      $form['files'][$key]['weight'] = array('#type' => 'weight', '#delta' => count($node->files), '#default_value' => $file->weight);
      $form['files'][$key]['filename'] = array('#type' => 'value', '#value' => $file->filename);
      $form['files'][$key]['filepath'] = array('#type' => 'value', '#value' => $file->filepath);
      $form['files'][$key]['filemime'] = array('#type' => 'value', '#value' => $file->filemime);
      $form['files'][$key]['filesize'] = array('#type' => 'value', '#value' => $file->filesize);
      $form['files'][$key]['fid'] = array('#type' => 'value', '#value' => $file->fid);
      $form['files'][$key]['new'] = array('#type' => 'value', '#value' => FALSE);
    }
  }

  if (user_access('upload files')) {
    $limits = _upload_file_limits($user);
    $form['new']['#weight'] = 10;
    $form['new']['upload'] = array(
      '#type' => 'file',
      '#title' => t('Attach new file'),
      '#size' => 40,
      '#description' => ($limits['resolution'] ? t('Images are larger than %resolution will be resized. ', array('%resolution' => $limits['resolution'])) : '') . t('The maximum upload size is %filesize. Only files with the following extensions may be uploaded: %extensions. ', array('%extensions' => $limits['extensions'], '%filesize' => format_size($limits['file_size']))),
    );
    $form['new']['attach'] = array(
      '#type' => 'submit',
      '#value' => t('Attach'),
      '#name' => 'attach',
      '#ahah' => array(
        'path' => 'upload/js',
        'wrapper' => 'attach-wrapper',
        'progress' => array('type' => 'bar', 'message' => t('Please wait...')),
      ),
      '#submit' => array('node_form_submit_build_node'),
    );
  }

  return $form;
}