public virtual bool HandleIncomingSceneObject(SceneObjectGroup so, Vector3 newPosition) { // If the user is banned, we won't let any of their objects // enter. Period. // if (Scene.RegionInfo.EstateSettings.IsBanned(so.OwnerID)) { m_log.DebugFormat( "[ENTITY TRANSFER MODULE]: Denied prim crossing of {0} {1} into {2} for banned avatar {3}", so.Name, so.UUID, Scene.Name, so.OwnerID); return false; } if (newPosition != Vector3.Zero) so.RootPart.GroupPosition = newPosition; if (!Scene.AddSceneObject(so)) { m_log.DebugFormat( "[ENTITY TRANSFER MODULE]: Problem adding scene object {0} {1} into {2} ", so.Name, so.UUID, Scene.Name); return false; } if (!so.IsAttachment) { // FIXME: It would be better to never add the scene object at all rather than add it and then delete // it if (!Scene.Permissions.CanObjectEntry(so.UUID, true, so.AbsolutePosition)) { // Deny non attachments based on parcel settings // m_log.Info("[ENTITY TRANSFER MODULE]: Denied prim crossing because of parcel settings"); Scene.DeleteSceneObject(so, false); return false; } // For attachments, we need to wait until the agent is root // before we restart the scripts, or else some functions won't work. so.RootPart.ParentGroup.CreateScriptInstances( 0, false, Scene.DefaultScriptEngine, GetStateSource(so)); so.ResumeScripts(); if (so.RootPart.KeyframeMotion != null) so.RootPart.KeyframeMotion.UpdateSceneObject(so); } return true; }
/// <summary> /// Internal method which actually does all the work for attaching an object. /// </summary> /// <returns>The object attached.</returns> /// <param name='sp'></param> /// <param name='group'>The object to attach.</param> /// <param name='attachmentPt'></param> /// <param name='silent'></param> /// <param name='addToInventory'>If true then add object to user inventory.</param> /// <param name='resumeScripts'>If true then scripts are resumed on the attached object.</param> /// <param name='append'>Append to attachment point rather than replace.</param> private bool AttachObjectInternal( IScenePresence sp, SceneObjectGroup group, uint attachmentPt, bool silent, bool addToInventory, bool resumeScripts, bool append) { if (group.GetSittingAvatarsCount() != 0) { if (DebugLevel > 0) m_log.WarnFormat( "[ATTACHMENTS MODULE]: Ignoring request to attach {0} {1} to {2} on {3} since {4} avatars are still sitting on it", group.Name, group.LocalId, sp.Name, attachmentPt, group.GetSittingAvatarsCount()); return false; } Vector3 attachPos = group.AbsolutePosition; // If the attachment point isn't the same as the one previously used // set it's offset position = 0 so that it appears on the attachment point // and not in a weird location somewhere unknown. if (attachmentPt != (uint)AttachmentPoint.Default && attachmentPt != group.AttachmentPoint) { attachPos = Vector3.Zero; } // if the attachment point is the same as previous, make sure we get the saved // position info. if (attachmentPt != 0 && attachmentPt == group.RootPart.Shape.LastAttachPoint) { attachPos = group.RootPart.AttachedPos; } // AttachmentPt 0 means the client chose to 'wear' the attachment. if (attachmentPt == (uint)AttachmentPoint.Default) { // Check object for stored attachment point attachmentPt = group.AttachmentPoint; } // if we didn't find an attach point, look for where it was last attached if (attachmentPt == 0) { attachmentPt = (uint)group.RootPart.Shape.LastAttachPoint; attachPos = group.RootPart.AttachedPos; group.HasGroupChanged = true; } // if we still didn't find a suitable attachment point....... if (attachmentPt == 0) { // Stick it on left hand with Zero Offset from the attachment point. attachmentPt = (uint)AttachmentPoint.LeftHand; attachPos = Vector3.Zero; } group.AttachmentPoint = attachmentPt; group.AbsolutePosition = attachPos; List<SceneObjectGroup> attachments = sp.GetAttachments(attachmentPt); if (attachments.Contains(group)) { if (DebugLevel > 0) m_log.WarnFormat( "[ATTACHMENTS MODULE]: Ignoring request to attach {0} {1} to {2} on {3} since it's already attached", group.Name, group.LocalId, sp.Name, attachmentPt); return false; } // If we already have 5, remove the oldest until only 4 are left. Skip over temp ones while (attachments.Count >= 5) { if (attachments[0].FromItemID != UUID.Zero) DetachSingleAttachmentToInv(sp, attachments[0]); attachments.RemoveAt(0); } // If we're not appending, remove the rest as well if (attachments.Count != 0 && !append) { foreach (SceneObjectGroup g in attachments) { if (g.FromItemID != UUID.Zero) DetachSingleAttachmentToInv(sp, g); } } lock (sp.AttachmentsSyncLock) { if (addToInventory && sp.PresenceType != PresenceType.Npc) UpdateUserInventoryWithAttachment(sp, group, attachmentPt, append); AttachToAgent(sp, group, attachmentPt, attachPos, silent); if (resumeScripts) { // Fire after attach, so we don't get messy perms dialogs // 4 == AttachedRez group.CreateScriptInstances(0, true, m_scene.DefaultScriptEngine, 4); group.ResumeScripts(); } // Do this last so that event listeners have access to all the effects of the attachment m_scene.EventManager.TriggerOnAttach(group.LocalId, group.FromItemID, sp.UUID); } return true; }
/// <summary> /// Attach the object to the avatar /// </summary> /// <param name="remoteClient">The client that is having the attachment done</param> /// <param name="localID">The localID (SceneObjectPart) that is being attached (for the attach script event)</param> /// <param name="group">The group (SceneObjectGroup) that is being attached</param> /// <param name="AttachmentPt">The point to where the attachment will go</param> /// <param name="item">If this is not null, it saves a query in this method to the InventoryService /// This is the Item that the object is in (if it is in one yet)</param> protected void FindAttachmentPoint(IClientAPI remoteClient, uint localID, SceneObjectGroup group, int AttachmentPt, InventoryItemBase item) { //Make sure that we arn't over the limit of attachments SceneObjectGroup[] attachments = GetAttachmentsForAvatar(remoteClient.AgentId); if (attachments.Length + 1 > m_maxNumberOfAttachments) { //Too many remoteClient.SendAgentAlertMessage( "You are wearing too many attachments. Take one off to attach this object", false); return; } Vector3 attachPos = group.GetAttachmentPos(); if(!m_allowMultipleAttachments) AttachmentPt &= 0x7f; //Disable it! //Did the attachment change position or attachment point? bool changedPositionPoint = false; // If the attachment point isn't the same as the one previously used // set it's offset position = 0 so that it appears on the attachment point // and not in a weird location somewhere unknown. //Simplier terms: the attachment point changed, set it to the default 0,0,0 location if ((AttachmentPt & 0x7f) != 0 && (AttachmentPt & 0x7f) != (int)group.GetAttachmentPoint()) { attachPos = Vector3.Zero; changedPositionPoint = true; } else { // AttachmentPt 0 means the client chose to 'wear' the attachment. if ((AttachmentPt & 0x7f) == 0) { // Check object for stored attachment point AttachmentPt = (int)group.GetSavedAttachmentPoint(); attachPos = group.GetAttachmentPos(); } //Check state afterwards... use the newer GetSavedAttachmentPoint and Pos above first if ((AttachmentPt & 0x7f) == 0) { // Check object for older stored attachment point AttachmentPt = group.RootPart.Shape.State; //attachPos = group.AbsolutePosition; } // if we still didn't find a suitable attachment point, force it to the default //This happens on the first time an avatar 'wears' an object if ((AttachmentPt & 0x7f) == 0) { // Stick it on right hand with Zero Offset from the attachment point. AttachmentPt = (int)AttachmentPoint.RightHand; //Default location attachPos = Vector3.Zero; changedPositionPoint = true; } } group.HasGroupChanged = changedPositionPoint; //Update where we are put group.SetAttachmentPoint((byte)AttachmentPt); //Fix the position with the one we found group.AbsolutePosition = attachPos; // Remove any previous attachments ScenePresence presence = m_scene.GetScenePresence(remoteClient.AgentId); if (presence == null) return; UUID itemID = UUID.Zero; //Check for multiple attachment bits //If the numbers are the same, it wants to have the old attachment taken off if ((AttachmentPt & 0x7f) == AttachmentPt) { foreach (SceneObjectGroup grp in attachments) { if (grp.GetAttachmentPoint() == (byte)AttachmentPt) { itemID = grp.GetFromItemID(); break; } } if (itemID != UUID.Zero) DetachSingleAttachmentToInventory(itemID, remoteClient); } itemID = group.GetFromItemID(); group.RootPart.AttachedAvatar = presence.UUID; //Anakin Lohner bug #3839 SceneObjectPart[] parts = group.Parts; for (int i = 0; i < parts.Length; i++) parts[i].AttachedAvatar = presence.UUID; if (group.RootPart.PhysActor != null) { m_scene.SceneGraph.PhysicsScene.RemovePrim(group.RootPart.PhysActor); group.RootPart.PhysActor = null; } group.AbsolutePosition = attachPos; group.RootPart.AttachedPos = attachPos; group.RootPart.IsAttachment = true; group.RootPart.SetParentLocalId(presence.LocalId); group.SetAttachmentPoint(Convert.ToByte(AttachmentPt)); AvatarAttachments attPlugin = presence.RequestModuleInterface<AvatarAttachments>(); if (attPlugin != null) attPlugin.AddAttachment(group); // Killing it here will cause the client to deselect it // It then reappears on the avatar, deselected // through the full update below // if (group.IsSelected) { foreach (SceneObjectPart part in group.ChildrenList) { part.CreateSelected = true; } } //Kill the previous entity so that it will be selected SendKillEntity(group.RootPart); //NOTE: This MUST be here, otherwise we limit full updates during attachments when they are selected and it will block the first update. // So until that is changed, this MUST stay. The client will instantly reselect it, so this value doesn't stay borked for long. group.IsSelected = false; if (itemID == UUID.Zero) { //Delete the object inworld to inventory List<SceneObjectGroup> groups = new List<SceneObjectGroup>(1) { group }; IInventoryAccessModule inventoryAccess = m_scene.RequestModuleInterface<IInventoryAccessModule>(); if (inventoryAccess != null) inventoryAccess.DeleteToInventory(DeRezAction.AcquireToUserInventory, UUID.Zero, groups, remoteClient.AgentId, out itemID); } else { //it came from an item, we need to start the scripts // Fire after attach, so we don't get messy perms dialogs // 4 == AttachedRez group.CreateScriptInstances(0, true, 4, UUID.Zero); group.ResumeScripts(); } if (UUID.Zero == itemID) { m_log.Error("[ATTACHMENTS MODULE]: Unable to save attachment. Error inventory item ID."); remoteClient.SendAgentAlertMessage( "Unable to save attachment. Error inventory item ID.", false); return; } // XXYY!! if (item == null) { item = new InventoryItemBase(itemID, remoteClient.AgentId); item = m_scene.InventoryService.GetItem(item); } //Update the ItemID with the new item group.SetFromItemID(item.ID); //If we updated the attachment, we need to save the change if (presence.Appearance.SetAttachment((int)AttachmentPt, itemID, item.AssetID)) AvatarFactory.QueueAppearanceSave(remoteClient.AgentId); //Now recreate it so that it is selected group.ScheduleGroupUpdate(PrimUpdateFlags.FullUpdate); // In case it is later dropped again, don't let // it get cleaned up group.RootPart.RemFlag(PrimFlags.TemporaryOnRez); group.HasGroupChanged = false; m_scene.EventManager.TriggerOnAttach(localID, group.GetFromItemID(), remoteClient.AgentId); }