upload_file_references

Versions

7

upload_file_references($file)

Implement hook_file_references().

Code

modules/upload/upload.module, line 281

<?php
function upload_file_references($file) {
  // If upload.module is still using a file, do not let other modules delete it.
  $file_used = (bool) db_query_range('SELECT 1 FROM {upload} WHERE fid = :fid', 0, 1, array(':fid' => $file->fid))->fetchField();
  if ($file_used) {
    // Return the name of the module and how many references it has to the file.
    return array('upload' => $count);
  }
}
?>

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