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Definition

fileupload_validate(&$node)
contributions/docs/developer/examples/fileupload.module, line 162

Description

Implementation of hook_validate().

Verify that there is a file attached to the node.

Code

function fileupload_validate(&$node) {
  // Check for a new file upload.
  if ($file = file_check_upload('file')) {
    $node->file = $file;
  }

  // Make sure there is an upload or an existing file.
  if (!$file && !file_exists($node->current_file)) {
    form_set_error('file', t('A file must be provided.'));
  }
}