function upload_file_download in Drupal 5

Same name and namespace in other branches

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

File

modules/upload/upload.module, line 260

File-handling and attaching files to nodes.

Code

function upload_file_download($file) {
  $filepath = file_create_path($file);
  $result = db_query("SELECT f.* FROM {files} f WHERE filepath = '%s'", $filepath);
  while ($file = db_fetch_object($result)) {
    if ($filepath !== $file->filepath) {

      // Since some database servers sometimes use a case-insensitive
      // comparison by default, double check that the filename is an exact
      // match.
      continue;
    }
    if (user_access('view uploaded files')) {
      $node = node_load($file->nid);
      if (node_access('view', $node)) {
        $type = mime_header_encode($file->filemime);
        return array(
          'Content-Type: ' . $type,
          'Content-Length: ' . $file->filesize,
        );
      }
    }
    return -1;
  }
}