function apachesolr_datestamp_default_indexing_callback in Apache Solr Search 8

Same name and namespace in other branches

1. 6.3 apachesolr.index.inc \apachesolr_datestamp_default_indexing_callback()
2. 7 apachesolr.index.inc \apachesolr_datestamp_default_indexing_callback()

This function is used during indexing to normalize the DATESTAMP fields into the appropriate format for Apache Solr.

Parameters

object $entity:

string $field_name:

string $index_key:

array $field_info:

Return value

array $fields

1 string reference to 'apachesolr_datestamp_default_indexing_callback'

date_apachesolr_field_mappings in ./apachesolr.module

Implements hook_apachesolr_field_mappings() on behalf of date module.

File

./apachesolr.index.inc, line 1197

Functions related to Apache Solr indexing operations.

Code

function apachesolr_datestamp_default_indexing_callback($entity, $field_name, $index_key, array $field_info) {
  $fields = array();
  if (!empty($entity->{$field_name})) {

    // $fields may end up having two values; one for the start date
    // and one for the end date.
    $field = $entity->{$field_name};
    list($lang, $values) = each($field);
    foreach ($values as $value) {
      if (isset($value['value']) && $value['value'] != 0) {
        $index_value = apachesolr_date_iso($value['value']);
        $fields[] = array(
          'key' => $index_key,
          'value' => $index_value,
        );
      }
      if (isset($value['value2']) && $value['value'] != 0) {
        $index_value = apachesolr_date_iso($value['value2']);
        $fields[] = array(
          // The value2 element is the end date. Therefore it gets indexed
          // into its own Solr field.
          'key' => $index_key . '_end',
          'value' => $index_value,
        );
      }
    }
  }
  return $fields;
}