Youzify - Restrict BuddyPress Groups Access by Group Type

yzc_set_restriction_by_group_type.php

<?php

/**
 * Youzify - Restrict BuddyPress Groups Access by Group Type
 * */
function yzc_set_restriction_by_group_type() {

    $restriction_roles = array(
        'subscriber' => array(
            'nature' => 5,
            'sport' => 1
        ),
        'administrator' => array(
            'nature' => 5,
            'sport' => 1
        ),
    );

    $group_id = isset( $_POST['gid'] ) ? $_POST['gid'] : '';

    if ( empty( $group_id ) )  {
        $group_id = isset( $_POST['item_id'] ) ? $_POST['item_id'] : '';
    }

    $group_types = bp_groups_get_group_type( $group_id, false );

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

    $current_user_id = bp_loggedin_user_id();

    // Get User Data.
    $user = get_userdata( $current_user_id );

    foreach ( $user->roles as $role ) {
        if ( isset( $restriction_roles[ $role ] ) ) {
            foreach ($group_types as $group_type ) {
                if ( isset( $restriction_roles[ $role ][ $group_type ] ) ) {

                    $groups = groups_get_groups(
                        array(
                            'user_id' => $current_user_id,
                            'group_type' => $group_type,
                            'fields' => 'ids'
                        )
                    );
                    if ( $groups['total'] > $restriction_roles[ $role ][ $group_type ] ) {
                        $tax = bp_groups_get_group_type_object( 'nature' );
                        return sprintf( __( 'Sorry, you cannot access more than %d %s groups' ), $restriction_roles[ $role ][ $group_type ], $tax->labels['singular_name'] );
                    }

                }
            }
        }
    }

    return;
}

add_filter( 'yzmr_groups_join_group', 'yzc_set_restriction_by_group_type' );
add_filter( 'yzmr_groups_request_membership', 'yzc_set_restriction_by_group_type' );
add_filter( 'yzmr_groups_accept_invite', 'yzc_set_restriction_by_group_type' );