Rewrites the keys of a field's items array for use with web services.

File

tripal_ws/includes/TripalWebService/TripalContentService_v0_1.inc, line 426

Class

TripalContentService_v0_1

Code

private function sanitizeFieldKeys($resource, $value, $bundle, $service_path) {

  // If the entity is set to hide fields that have no values then we
  // want to honor that in the web services too.
  $hide_fields = tripal_get_bundle_variable('hide_empty_field', $bundle->id, 'hide');

  $new_value = '';
  // If the value is an array rather than a scalar then map the sub elements
  // to controlled vocabulary terms.
  if (is_array($value)) {
    $temp = array();
    foreach ($value as $k => $v) {

      // exclude fields that have no values so we can hide them
      if (!isset($v) and $hide_fields == 'hide') {
        continue;
      }

      $matches = array();
      if (preg_match('/^(.+):(.+)$/', $k, $matches)) {
        $vocabulary = $matches[1];
        $accession = $matches[2];
        $term = tripal_get_term_details($vocabulary, $accession);
        $key = $this->addContextTerm($resource, $term, array('lowercase', 'spacing'));

        if (is_array($v)) {
          $temp[$key] = $this->sanitizeFieldKeys($resource, $v, $bundle, $service_path);
        }
        else {
          $temp[$key] = $v;
        }
        $term['name'] = $key;

      }
      else {
        // TODO: this is an error, if we get here then we have
        // a key that isn't using the proper format... what to do?
      }
    }
    $new_value = $temp;

    // Recurse through the values array and set the entity elements
    // and add the fields to the context.
    $this->sanitizeFieldEntity($new_value, $service_path);

  }
  else {
    $new_value = $value;
  }

  return $new_value;
}