Disale Comments on Custom Activity Types

yzc_disable_activity_types_comments.php

<?php

/**
 * Disale Comments on Custom Activity Types.
 */
function yzc_disable_activity_types_comments( $visibility ) {

    $forbidden_types = array( 'activity_status', 'bbp_topic_create', 'bbp_reply_create', 'friendship_accepted','friendship_created', 'new_blog_post' );
    
    if ( in_array( bp_get_activity_type(), $forbidden_types ) ) {
        return false;
    }

    return $visibility;

}

add_filter( 'bp_activity_can_comment', 'yzc_disable_activity_types_comments', 999 );