public function on_activity_publish( $activity_id, $post, $activity_args ) {

        if ( $post->post_type != bcg_get_post_type() ) {
            return;
        }

        $term_ids = array();
        foreach ( bcg_get_taxonomies() as $taxonomy ) {
            $categories = wp_get_post_terms( $post->ID, $taxonomy, array( 'fields' => 'ids' ) );

            if ( empty( $categories ) || is_wp_error( $categories ) ) {
                continue;
            }

            $term_ids = array_merge( $term_ids, $categories );
        }

        $term_ids = array_unique( $term_ids );

        if ( empty( $term_ids ) ) {
            return;
        }

        $term_group_id = 0;
        $user_id       = get_current_user_id();

        foreach ( $term_ids as $term_id ) {
            $group_ids = bcg_get_term_group_ids( $term_id );

            if ( ! empty( $group_ids ) ) {
                foreach ( $group_ids as $gid ) {
                    if ( groups_is_user_member( $user_id, $gid ) ) {
                        $term_group_id = $gid;
                        break;
                    }

                }

                if ( $term_group_id ) {
                    break;
                }
            }
        }

        if ( empty( $term_group_id ) ) {
            return;
        }

        //update_post_meta( $post->ID, '_bcg_group_id', $term_group_id );
        $args = wp_parse_args( array(
            'id'                => $activity_id,
            'component'         => 'groups',
            'item_id'           => $term_group_id,
            'secondary_item_id' => $post->ID,
        ), $activity_args );

        bp_activity_add( $args );
    }