bp_user_can_create_groups()

function bp_user_can_create_groups() {

	// Super admin can always create groups.
	if ( bp_current_user_can( 'bp_moderate' ) ) {
		return true;
	}

	// Get group creation option, default to 0 (allowed).
	$restricted = (int) bp_get_option( 'bp_restrict_group_creation', 0 );

	// Allow by default.
	$can_create = true;

	// Are regular users restricted?
	if ( $restricted ) {
		$can_create = false;
	}

	/**
	 * Filters if the current logged in user can create groups.
	 *
	 * @since BuddyPress 1.5.0
	 *
	 * @param bool $can_create Whether the person can create groups.
	 * @param int  $restricted Whether or not group creation is restricted.
	 */
	return apply_filters( 'bp_user_can_create_groups', $can_create, $restricted );
}