fCraft.IPBanList.UnbanAll C# (CSharp) Method

        public static void UnbanAll( [NotNull] this IPAddress targetAddress, [NotNull] Player player, [CanBeNull] string reason,
                                     bool announce, bool raiseEvents )
        {
            if ( targetAddress == null )
                throw new ArgumentNullException( "targetAddress" );
            if ( player == null )
                throw new ArgumentNullException( "player" );
            if ( reason != null && reason.Trim().Length == 0 )
                reason = null;

            if ( !player.Can( Permission.Ban, Permission.BanIP, Permission.BanAll ) ) {
                PlayerOpException.ThrowPermissionMissing( player, null, "unban-all",
                                                     Permission.Ban, Permission.BanIP, Permission.BanAll );
            }

            // Check if player is trying to unban self
            if ( targetAddress.Equals( player.IP ) && !player.IsSuper ) {
                PlayerOpException.ThrowCannotTargetSelf( player, null, "unban-all" );
            }

            // Check if a non-bannable address was given (0.0.0.0 or 255.255.255.255)
            if ( targetAddress.Equals( IPAddress.None ) || targetAddress.Equals( IPAddress.Any ) ) {
                PlayerOpException.ThrowInvalidIP( player, null, targetAddress );
            }

            PlayerOpException.CheckBanReason( reason, player, null, true );
            bool somethingGotUnbanned = false;

            // Unban the IP
            if ( Contains( targetAddress ) ) {
                if ( Remove( targetAddress, raiseEvents ) ) {
                    Logger.Log( LogType.UserActivity,
                                "{0} unbanned {1} (UnbanAll {1}). Reason: {2}",
                                player.Name, targetAddress, reason ?? "" );

                    // Announce unban on the server
                    if ( announce ) {
                        var can = Server.Players.Can( Permission.ViewPlayerIPs );
                        can.Message( "&W{0} was unbanned by {1}", targetAddress, player.ClassyName );
                        var cant = Server.Players.Cant( Permission.ViewPlayerIPs );
                        cant.Message( "&WAn IP was unbanned by {0}", player.ClassyName );
                    }

                    somethingGotUnbanned = true;
                }
            }

            // Unban individual players
            PlayerInfo[] allPlayersOnIP = PlayerDB.FindPlayers( targetAddress );
            foreach ( PlayerInfo targetAlt in allPlayersOnIP ) {
                if ( targetAlt.BanStatus != BanStatus.Banned )
                    continue;

                // Raise PlayerInfo.BanChanging event
                PlayerInfoBanChangingEventArgs e = new PlayerInfoBanChangingEventArgs( targetAlt, player, true, reason, announce );
                if ( raiseEvents ) {
                    PlayerInfo.RaiseBanChangingEvent( e );
                    if ( e.Cancel )
                        continue;
                    reason = e.Reason;
                }

                // Do the ban
                if ( targetAlt.ProcessUnban( player.Name, reason ) ) {
                    if ( raiseEvents ) {
                        PlayerInfo.RaiseBanChangedEvent( e );
                    }

                    // Log and announce ban
                    Logger.Log( LogType.UserActivity,
                                "{0} unbanned {1} (UnbanAll {2}). Reason: {3}",
                                player.Name, targetAlt.Name, targetAddress, reason ?? "" );
                    if ( announce ) {
                        Server.Message( "&WPlayer {0}&W was unbanned by {1}&W (UnbanAll)",
                                        targetAlt.ClassyName, player.ClassyName );
                    }
                    somethingGotUnbanned = true;
                }
            }

            // If no one ended up getting unbanned, quit here
            if ( !somethingGotUnbanned ) {
                PlayerOpException.ThrowNoOneToUnban( player, null, targetAddress );
            }

            // Announce UnbanAll reason towards the end of all unbans
            if ( announce && ConfigKey.AnnounceKickAndBanReasons.Enabled() && reason != null ) {
                Server.Message( "&WUnbanAll reason: {0}", reason );
            }
        }