function upload_js in Drupal 5

Same name and namespace in other branches

1. 4 modules/upload.module \upload_js()
2. 6 modules/upload/upload.module \upload_js()

Menu-callback for JavaScript-based uploads.

1 string reference to 'upload_js'

upload_menu in modules/upload/upload.module

Implementation of hook_menu().

File

modules/upload/upload.module, line 880

File-handling and attaching files to nodes.

Code

function upload_js() {
  if (isset($_POST['vid']) && is_numeric($_POST['vid'])) {

    // Load the node and check the user is allowed to post attachments to it.
    $node = node_load(array(
      'vid' => $_POST['vid'],
    ));
    if (!$node || !node_access('update', $node) || !variable_get('upload_' . $node->type, TRUE)) {

      // Setting this error will cause the form to fail validation.
      form_set_error('form_token', t('Validation error, please try again. If this error persists, please contact the site administrator.'));
      $output = theme('status_messages');
      print drupal_to_js(array(
        'status' => TRUE,
        'data' => $output,
      ));
      exit;
    }
  }
  else {

    // This is a new node.
    $node = new stdClass();
  }

  // Load existing node files.
  $node->files = upload_load($node);

  // Handle new uploads, and merge tmp files into node-files.
  _upload_prepare($node);
  _upload_validate($node);
  $form = _upload_form($node);
  foreach (module_implements('form_alter') as $module) {
    $function = $module . '_form_alter';
    $function('upload_js', $form);
  }
  $form = form_builder('upload_js', $form);
  $output = theme('status_messages') . drupal_render($form);

  // We send the updated file attachments form.
  print drupal_to_js(array(
    'status' => TRUE,
    'data' => $output,
  ));
  exit;
}