add_filter ('bbp_get_forum_last_active_id' , 'rew_get_forum_last_active_id', 10 , 2 ) ;
add_filter ('bbp_get_forum_freshness_link' , 'rew_get_forum_freshness_link', 10 , 2 ) ;
 
function rew_get_forum_last_active_id ($active_id, $forum_id) {
               $sub_forums = bbp_forum_get_subforums($forum_id) ;
               if ( !empty( $sub_forums ) ) {
                              $active_id = 0;
                              $show = array();
                              //find the latest permissible
                              foreach ( $sub_forums as $sub_forum ) {
                                             $sub_forum_id =  $sub_forum->ID ;
                                             $active_id = get_post_meta( $sub_forum_id , '_bbp_last_active_id', true );
                                             $last_active = get_post_meta( $sub_forum_id, '_bbp_last_active_time', true );
                                             if ( empty( $active_id ) ) { // not replies, maybe topics ?
                                                            $active_id = bbp_get_forum_last_topic_id( $sub_forum_id );
                                                            if ( !empty( $active_id ) ) {
                                                                           $last_active = bbp_get_topic_last_active_time( $active_id );
                                                            }
                                             }
                                             if ( !empty( $active_id ) ) {
                                                            $curdate = strtotime($last_active);
                                                            $show[$curdate] = $active_id ;
                                             }
                              }
                              $mostRecent= 0;
                              foreach($show as $date=>$value){
                                             if ($date > $mostRecent) {
                                                            $mostRecent = $date;
                                             }
                              }
                              if ($mostRecent != 0) {
                                             $active_id = $show[$mostRecent] ;
                              } else {
                                             $active_id = 0;
                              }
               }
               return apply_filters( 'rew_get_forum_last_active_id', $active_id, $forum_id );
}
 
 
function rew_get_forum_freshness_link ($anchor, $forum_id) {
               global $rpg_settingsf ;
                              $forum_id  = bbp_get_forum_id( $forum_id );
                              $active_id = bbp_get_forum_last_active_id( $forum_id );
                                                           
                              if ( empty( $active_id ) )
                                             $active_id = bbp_get_forum_last_reply_id( $forum_id );
 
                              if ( empty( $active_id ) )
                                             $active_id = bbp_get_forum_last_topic_id( $forum_id );
                             
                              $link_url  = $title = '';
 
                              if ( bbp_is_topic( $active_id ) ) {
                                             //then reset forum_id to the forum of the active topic in case it is a sub forum
                                             $forum_id = bbp_get_topic_forum_id($active_id);
                                             $link_url = bbp_get_forum_last_topic_permalink( $forum_id );
                                             $title    = bbp_get_forum_last_topic_title( $forum_id );
                                            
                              } elseif ( bbp_is_reply( $active_id ) ) {
                                             //then reset forum_id to the forum of the active topic in case it is a sub forum
                                             $forum_id = bbp_get_reply_forum_id($active_id);
                                             $link_url = bbp_get_forum_last_reply_url( $forum_id );
                                             $title    = bbp_get_forum_last_reply_title( $forum_id );
                                            
                              }
 
                              $time_since = bbp_get_forum_last_active_time( $forum_id );
                             
                              if ( !empty( $time_since ) && !empty( $link_url ) )
                                             $anchor = '<a href="' . esc_url( $link_url ) . '" title="' . esc_attr( $title ) . '">' . esc_html( $time_since ) . '</a>';
                              else
                                             $anchor = esc_html__( 'No Topics', 'bbpress' );
 
                              return apply_filters( 'rew_get_forum_freshness_link', $anchor, $forum_id, $time_since, $link_url, $title, $active_id );
}

add_action( 'bbp_theme_before_forum_freshness_link', 'rew_freshness_display_title');
 
function rew_freshness_display_title ($forum_id = 0) {
               // Verify forum and get last active meta
               $forum_id  = bbp_get_forum_id( $forum_id );
                              $active_id = bbp_get_forum_last_active_id( $forum_id );
                              $link_url  = $title = '';
 
                              if ( empty( $active_id ) )
                                             $active_id = bbp_get_forum_last_reply_id( $forum_id );
 
                              if ( empty( $active_id ) )
                                             $active_id = bbp_get_forum_last_topic_id( $forum_id );
 
                              if ( bbp_is_topic( $active_id ) ) {
                                             //then reset forum_id to the forum of the active topic in case it is a sub forum
                                             $forum_id = bbp_get_topic_forum_id($active_id);
                                             $link_url = bbp_get_forum_last_topic_permalink( $forum_id );
                                             $title    = bbp_get_forum_last_topic_title( $forum_id );
                              } elseif ( bbp_is_reply( $active_id ) ) {
                                             //then reset forum_id to the forum of the active topic in case it is a sub forum
                                             $forum_id = bbp_get_reply_forum_id($active_id);
                                             $link_url = bbp_get_forum_last_reply_url( $forum_id );
                                             $title    = bbp_get_forum_last_topic_title( $forum_id );
                              }
                             
                              $anchor = '<a href="' . esc_url( $link_url ) . '" title="' . esc_attr( $title ) . '">' . esc_html( $title ) . '</a>';
                              echo $anchor.'<p/>' ;
}