function apachesolr_multilingual_copy_common_to_i18n_fields in Apache Solr Multilingual 7

Same name and namespace in other branches

1. 6.3 apachesolr_multilingual.module \apachesolr_multilingual_copy_common_to_i18n_fields()

2 calls to apachesolr_multilingual_copy_common_to_i18n_fields()

apachesolr_multilingual_apachesolr_index_documents_alter in ./apachesolr_multilingual.module

Implements hook_apachesolr_index_documents_alter().

apachesolr_multilingual_index_node_translation in ./apachesolr_multilingual.module

File

./apachesolr_multilingual.module, line 268

Multilingual search using Apache Solr.

Code

function apachesolr_multilingual_copy_common_to_i18n_fields($src_document, $dst_document) {
  $fields = $src_document
    ->getFieldNames();
  $additionally_store_unstemmed = array(
    'ts' => 'tus',
    'tm' => 'tom',
  );

  // Use language-specific stemming and so on by copying all fields of type text
  // to a language-specific text field.
  foreach (array(
    'label',
    'teaser',
    'content',
    'path_alias',
  ) as $field_name) {
    if (in_array($field_name, $fields)) {
      $dst_document->{'i18n_' . $field_name . '_' . $src_document->ss_language} = $dst_document->{'i18n_tus_' . $src_document->ss_language . '_' . $field_name} = $src_document->{$field_name};
    }
  }
  $dst_document->{'i18n_path_' . $src_document->ss_language} = $src_document->{'path'};
  foreach ($fields as $field_name) {
    $prefixes = array_keys(apachesolr_multilingual_get_dynamic_text_field_prefixes_and_types());
    $prefixes[] = 'tags_';
    foreach ($prefixes as $prefix) {
      if (strpos($field_name, $prefix) === 0 && !empty($src_document->{$field_name})) {

        // search for existing language identifier at second position
        $tmp = explode('_', $field_name);
        if ($src_document->ss_language != $tmp[1]) {

          // Dynamic fields have to be prefixed with 'i18n_' to distinguish between
          // language-specific dynamic fields and standard dynamic fields.
          // The language suffix is not enough, because someone could define a
          // drupal field name like 'de_foo', which matches ts_de_* but not i18n_ts_*
          $new_field_name = 'i18n_' . $tmp[0] . '_' . $src_document->ss_language . drupal_substr($field_name, drupal_strlen($tmp[0]));
          $dst_document->{$new_field_name} = $src_document->{$field_name};
          if (array_key_exists($tmp[0], $additionally_store_unstemmed)) {
            $dst_document->{str_replace(array_keys($additionally_store_unstemmed), array_values($additionally_store_unstemmed), $new_field_name)} = $src_document->{$field_name};
          }
        }
      }
    }
  }
}