/// <summary>
/// Initializes a new instance of the <see cref = "MmoItem" /> class.
/// </summary>
/// <param name = "world">
/// The world.
/// </param>
/// <param name = "coordinate">
/// The coordinate.
/// </param>
/// <param name = "rotation">
/// The rotation.
/// </param>
/// <param name = "properties">
/// The properties.
/// </param>
/// <param name = "owner">
/// The owner.
/// </param>
/// <param name = "itemId">
/// The item Id.
/// </param>
/// <param name = "itemType">
/// The item Type.
/// </param>
public MmoItem(IWorld world, float[] coordinate, float[] rotation, Hashtable properties, MmoActor owner, string itemId, byte itemType)
: base(coordinate.ToVector(), properties, itemId, itemType, world, owner.Peer.RequestFiber)
{
this.owner = owner;
this.Rotation = rotation;
this.Coordinate = coordinate;
}
/// <summary>
/// Initializes a new instance of the <see cref = "MmoItem" /> class.
/// </summary>
/// <param name = "world">
/// The world.
/// </param>
/// <param name = "coordinate">
/// The coordinate.
/// </param>
/// <param name = "rotation">
/// The rotation.
/// </param>
/// <param name = "properties">
/// The properties.
/// </param>
/// <param name = "owner">
/// The owner.
/// </param>
/// <param name = "itemId">
/// The item Id.
/// </param>
/// <param name = "itemType">
/// The item Type.
/// </param>
public MmoItem(IWorld world, float[] coordinate, float[] rotation, Hashtable properties, MmoActor owner, string itemId, byte itemType)
: base(coordinate.ToVector(), properties, itemId, itemType, world, owner.Peer.RequestFiber)
{
this.owner = owner;
this.Rotation = rotation;
this.Coordinate = coordinate;
}
/// <summary>
/// Expects operation <see cref = "EnterWorld" /> and creates a new <see cref = "MmoActor" /> with a new <see cref = "MmoItem" /> as avatar and a new <see cref = "MmoClientInterestArea" />.
/// The <see cref = "MmoActor" /> becomes the new <see cref = "Peer.CurrentOperationHandler">operation handler</see>.
/// If another <see cref = "MmoActor" /> with the same name exists he is disconnected.
/// An <see cref = "OperationResponse" /> with error code <see cref = "ReturnCode.Ok" /> is published on success.
/// </summary>
/// <param name = "peer">
/// The client peer.
/// </param>
/// <param name = "request">
/// The request.
/// </param>
/// <param name = "sendParameters">
/// The send Parameters.
/// </param>
/// <returns>
/// Null or an <see cref = "OperationResponse" /> with error code <see cref = "ReturnCode.WorldNotFound" />.
/// </returns>
public OperationResponse OperationEnterWorld(PeerBase peer, OperationRequest request, SendParameters sendParameters)
{
var operation = new EnterWorld(peer.Protocol, request);
if (!operation.IsValid)
{
return new OperationResponse(request.OperationCode) { ReturnCode = (int)ReturnCode.InvalidOperationParameter, DebugMessage = operation.GetErrorMessage() };
}
MmoWorld world;
if (MmoWorldCache.Instance.TryGet(operation.WorldName, out world) == false)
{
return operation.GetOperationResponse((int)ReturnCode.WorldNotFound, "WorldNotFound");
}
var interestArea = new MmoClientInterestArea(peer, operation.InterestAreaId, world)
{
ViewDistanceEnter = operation.ViewDistanceEnter.ToVector(), ViewDistanceExit = operation.ViewDistanceExit.ToVector()
};
var actor = new MmoActor(peer, world, interestArea);
var avatar = new MmoItem(world, operation.Position, operation.Rotation, operation.Properties, actor, operation.Username, (byte)ItemType.Avatar);
while (world.ItemCache.AddItem(avatar) == false)
{
Item otherAvatarItem;
if (world.ItemCache.TryGetItem(avatar.Type, avatar.Id, out otherAvatarItem))
{
avatar.Dispose();
actor.Dispose();
interestArea.Dispose();
((Peer)((MmoItem)otherAvatarItem).Owner.Peer).DisconnectByOtherPeer(this, request, sendParameters);
// request continued later, no response here
return null;
}
}
// init avatar
actor.AddItem(avatar);
actor.Avatar = avatar;
((Peer)peer).SetCurrentOperationHandler(actor);
// set return values
var responseObject = new EnterWorldResponse
{
BottomRightCorner = world.Area.Max.ToFloatArray(2),
TopLeftCorner = world.Area.Min.ToFloatArray(2),
TileDimensions = world.TileDimensions.ToFloatArray(2),
WorldName = world.Name
};
// send response; use item channel to ensure that this event arrives before any move or subscribe events
var response = new OperationResponse(request.OperationCode, responseObject);
sendParameters.ChannelId = Settings.ItemEventChannel;
peer.SendOperationResponse(response, sendParameters);
lock (interestArea.SyncRoot)
{
interestArea.AttachToItem(avatar);
interestArea.UpdateInterestManagement();
}
avatar.Spawn(operation.Position);
world.Radar.AddItem(avatar, operation.Position);
// response already sent
return null;
}
/// <summary>
/// Expects operation <see cref = "EnterWorld" /> and creates a new <see cref = "MmoActor" /> with a new <see cref = "MmoItem" /> as avatar and a new <see cref = "MmoClientInterestArea" />.
/// The <see cref = "MmoActor" /> becomes the new <see cref = "Peer.CurrentOperationHandler">operation handler</see>.
/// If another <see cref = "MmoActor" /> with the same name exists he is disconnected.
/// An <see cref = "OperationResponse" /> with error code <see cref = "ReturnCode.Ok" /> is published on success.
/// </summary>
/// <param name = "peer">
/// The client peer.
/// </param>
/// <param name = "request">
/// The request.
/// </param>
/// <param name = "sendParameters">
/// The send Parameters.
/// </param>
/// <returns>
/// Null or an <see cref = "OperationResponse" /> with error code <see cref = "ReturnCode.WorldNotFound" />.
/// </returns>
public OperationResponse OperationEnterWorld(PeerBase peer, OperationRequest request, SendParameters sendParameters)
{
var operation = new EnterWorld(peer.Protocol, request);
if (!operation.IsValid)
{
return(new OperationResponse(request.OperationCode)
{
ReturnCode = (int)ReturnCode.InvalidOperationParameter, DebugMessage = operation.GetErrorMessage()
});
}
MmoWorld world;
if (MmoWorldCache.Instance.TryGet(operation.WorldName, out world) == false)
{
return(operation.GetOperationResponse((int)ReturnCode.WorldNotFound, "WorldNotFound"));
}
var interestArea = new MmoClientInterestArea(peer, operation.InterestAreaId, world)
{
ViewDistanceEnter = operation.ViewDistanceEnter.ToVector(), ViewDistanceExit = operation.ViewDistanceExit.ToVector()
};
var actor = new MmoActor(peer, world, interestArea);
var avatar = new MmoItem(world, operation.Position, operation.Rotation, operation.Properties, actor, operation.Username, (byte)ItemType.Avatar);
while (world.ItemCache.AddItem(avatar) == false)
{
Item otherAvatarItem;
if (world.ItemCache.TryGetItem(avatar.Type, avatar.Id, out otherAvatarItem))
{
avatar.Dispose();
actor.Dispose();
interestArea.Dispose();
((Peer)((MmoItem)otherAvatarItem).Owner.Peer).DisconnectByOtherPeer(this, request, sendParameters);
// request continued later, no response here
return(null);
}
}
// init avatar
actor.AddItem(avatar);
actor.Avatar = avatar;
((Peer)peer).SetCurrentOperationHandler(actor);
// set return values
var responseObject = new EnterWorldResponse
{
BottomRightCorner = world.Area.Max.ToFloatArray(2),
TopLeftCorner = world.Area.Min.ToFloatArray(2),
TileDimensions = world.TileDimensions.ToFloatArray(2),
WorldName = world.Name
};
// send response; use item channel to ensure that this event arrives before any move or subscribe events
var response = new OperationResponse(request.OperationCode, responseObject);
sendParameters.ChannelId = Settings.ItemEventChannel;
peer.SendOperationResponse(response, sendParameters);
lock (interestArea.SyncRoot)
{
interestArea.AttachToItem(avatar);
interestArea.UpdateInterestManagement();
}
avatar.Spawn(operation.Position);
world.Radar.AddItem(avatar, operation.Position);
// response already sent
return(null);
}
/// <summary>
/// Checks wheter the <paramref name = "actor" /> is allowed to change the item.
/// </summary>
/// <param name = "actor">
/// The accessing actor.
/// </param>
/// <returns>
/// True if the <paramref name = "actor" /> equals the <see cref = "Owner" />.
/// </returns>
public bool GrantWriteAccess(MmoActor actor)
{
return this.owner == actor;
}
/// <summary>
/// Checks wheter the <paramref name="actor"/> is allowed to change the item.
/// </summary>
/// <param name="actor">
/// The accessing actor.
/// </param>
/// <returns>
/// Always false.
/// </returns>
public bool GrantWriteAccess(MmoActor actor)
{
return false;
}
/// <summary>
/// Checks wheter the <paramref name="actor"/> is allowed to change the item.
/// </summary>
/// <param name="actor">
/// The accessing actor.
/// </param>
/// <returns>
/// Always false.
/// </returns>
public bool GrantWriteAccess(MmoActor actor)
{
return(false);
}
/// <summary>
/// Checks wheter the <paramref name = "actor" /> is allowed to change the item.
/// </summary>
/// <param name = "actor">
/// The accessing actor.
/// </param>
/// <returns>
/// True if the <paramref name = "actor" /> equals the <see cref = "Owner" />.
/// </returns>
public bool GrantWriteAccess(MmoActor actor)
{
return(this.owner == actor);
}