Relevanssi: WP Plugin Notes

Snippets

Index Post Publication Month

if ( is_plugin_active( 'relevanssi/relevanssi.php' ) )
add_filter( 'relevanssi_content_to_index', 'bubdev_relevanssi_index_post_month', 10, 2 );
/**
 * Relevanssi: Index Post Month
 */
function bubdev_relevanssi_index_post_month( $content, $post ) {

  if ( 'post' == $post->post_type ) {

    $month = get_the_date( 'm' );

    switch ( $month ) {
      case '01': $month = 'Januar, Jänner'; break;
      case '02': $month = 'Februar, Feber'; break;
      case '03': $month = 'März'; break;
      case '04': $month = 'April'; break;
      case '05': $month = 'Mai'; break;
      case '06': $month = 'Juni'; break;
      case '07': $month = 'Juli'; break;
      case '08': $month = 'August'; break;
      case '09': $month = 'September'; break;
      case '10': $month = 'Oktober'; break;
      case '11': $month = 'November'; break;
      case '12': $month = 'Dezember'; break;
    }

    $content .= $month;
  }  

  return $content;
}

Check if free or premium plugin version is active

if ( is_plugin_active( 'relevanssi/relevanssi.php' ) 
  || is_plugin_active( 'relevanssi-premium/relevanssi.php' ) )