Check for duplicate publications. To be called from hook_validate(). Sets the form error if a duplicate

Parameters

$title: The title of the publication

$pyear: The year the publication was published

$series_name: The series name of the publication

$cvterm: The type of publication

$pub_id: the unique id of the publication

Related topics

File

legacy/tripal_pub/includes/tripal_pub.chado_node.inc, line 493

Implements Drupal Node hooks to create the chado_analysis node content type.

Code

function chado_pub_validate_check_duplicate($title, $pyear, $series_name, $cvterm, $pub_id = NULL) {

  $pub_details = array(
    'Title' => $title,
    'Year' => $pyear,
    'Series Name' => $series_name,
    'Publication Type' => $cvterm->name,
  );
  // TODO: need to include the Publication Dbxref in the $pub_details as well
  $pub_ids = tripal_publication_exists($pub_details);

  // if we found only one publication and it is our publication then return, we're good.
  if (count($pub_ids) == 1 and in_array($pub_id, $pub_ids)) {
    return;
  }
  if (count($pub_ids) == 0) {
    // there is no match so return
    return;
  }

  // return an appropriate message based on the unique constraint settings
  $import_dups_check = variable_get('tripal_pub_import_duplicate_check', 'title_year_media');
  switch ($import_dups_check) {
    case 'title_year':
      $message = t('A publication with this title and publication year already exists.');
      form_set_error('pubtitle', $message);
      break;
    case 'title_year_type':
      $message = t('A publication with this title, type and publication year already exists.');
      form_set_error('pubtitle', $message);
      break;
    case 'title_year_media':
      $message = t('A publication with this title, media name (e.g. Journal Name) and publication year already exists.');
      form_set_error('pubtitle', $message);
      break;
  }
}