private void UpdateUserInventoryWithAttachment(IScenePresence sp, SceneObjectGroup group, uint attachmentPt, bool temp)
{
// Remove any previous attachments
List <SceneObjectGroup> attachments = sp.GetAttachments(attachmentPt);
// At the moment we can only deal with a single attachment
if (attachments.Count != 0)
{
if (attachments[0].FromItemID != UUID.Zero)
{
DetachSingleAttachmentToInvInternal(sp, attachments[0]);
}
// Error logging commented because UUID.Zero now means temp attachment
// else
// m_log.WarnFormat(
// "[ATTACHMENTS MODULE]: When detaching existing attachment {0} {1} at point {2} to make way for {3} {4} for {5}, couldn't find the associated item ID to adjust inventory attachment record!",
// attachments[0].Name, attachments[0].LocalId, attachmentPt, group.Name, group.LocalId, sp.Name);
}
// Add the new attachment to inventory if we don't already have it.
if (!temp)
{
UUID newAttachmentItemID = group.FromItemID;
if (newAttachmentItemID == UUID.Zero)
{
newAttachmentItemID = AddSceneObjectAsNewAttachmentInInv(sp, group).ID;
}
ShowAttachInUserInventory(sp, attachmentPt, newAttachmentItemID, group);
}
}
public void CopyAttachments(IScenePresence sp, AgentData ad)
{
lock (sp.AttachmentsSyncLock)
{
// Attachment objects
List <SceneObjectGroup> attachments = sp.GetAttachments();
if (attachments.Count > 0)
{
ad.AttachmentObjects = new List <ISceneObject>();
ad.AttachmentObjectStates = new List <string>();
// IScriptModule se = m_scene.RequestModuleInterface<IScriptModule>();
sp.InTransitScriptStates.Clear();
foreach (SceneObjectGroup sog in attachments)
{
// We need to make a copy and pass that copy
// because of transfers withn the same sim
ISceneObject clone = sog.CloneForNewScene();
// Attachment module assumes that GroupPosition holds the offsets...!
((SceneObjectGroup)clone).RootPart.GroupPosition = sog.RootPart.AttachedPos;
((SceneObjectGroup)clone).IsAttachment = false;
ad.AttachmentObjects.Add(clone);
string state = sog.GetStateSnapshot();
ad.AttachmentObjectStates.Add(state);
sp.InTransitScriptStates.Add(state);
// Let's remove the scripts of the original object here
sog.RemoveScriptInstances(true);
}
}
}
}
public ISceneEntity RezSingleAttachmentFromInventory(IScenePresence sp, UUID itemID, uint AttachmentPt)
{
if (!Enabled)
{
return(null);
}
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: RezSingleAttachmentFromInventory to point {0} from item {1} for {2}",
// (AttachmentPoint)AttachmentPt, itemID, sp.Name);
// TODO: this short circuits multiple attachments functionality in LL viewer 2.1+ and should
// be removed when that functionality is implemented in opensim
AttachmentPt &= 0x7f;
// Viewer 2/3 sometimes asks to re-wear items that are already worn (and show up in it's inventory as such).
// This often happens during login - not sure the exact reason.
// For now, we will ignore the request. Unfortunately, this means that we need to dig through all the
// ScenePresence attachments. We can't use the data in AvatarAppearance because that's present at login
// before anything has actually been attached.
bool alreadyOn = false;
List <SceneObjectGroup> existingAttachments = sp.GetAttachments();
foreach (SceneObjectGroup so in existingAttachments)
{
if (so.GetFromItemID() == itemID)
{
alreadyOn = true;
break;
}
}
// if (sp.Appearance.GetAttachmentForItem(itemID) != null)
if (alreadyOn)
{
// m_log.WarnFormat(
// "[ATTACHMENTS MODULE]: Ignoring request by {0} to wear item {1} at {2} since it is already worn",
// sp.Name, itemID, AttachmentPt);
return(null);
}
SceneObjectGroup att = RezSingleAttachmentFromInventoryInternal(sp, itemID, UUID.Zero, AttachmentPt);
if (att == null)
{
DetachSingleAttachmentToInv(sp, itemID);
}
return(att);
}
public void SaveChangedAttachments(IScenePresence sp, bool saveAllScripted)
{
// m_log.DebugFormat("[ATTACHMENTS MODULE]: Saving changed attachments for {0}", sp.Name);
if (!Enabled)
{
return;
}
foreach (SceneObjectGroup grp in sp.GetAttachments())
{
grp.IsAttachment = false;
grp.AbsolutePosition = grp.RootPart.AttachedPos;
UpdateKnownItem(sp, grp, saveAllScripted);
grp.IsAttachment = true;
}
}
public void DeleteAttachmentsFromScene(IScenePresence sp, bool silent)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Deleting attachments from scene {0} for {1}, silent = {2}",
// m_scene.RegionInfo.RegionName, sp.Name, silent);
if (!Enabled)
{
return;
}
foreach (SceneObjectGroup sop in sp.GetAttachments())
{
sop.Scene.DeleteSceneObject(sop, silent);
}
sp.ClearAttachments();
}
public void DeRezAttachments(IScenePresence sp)
{
if (!Enabled)
{
return;
}
// m_log.DebugFormat("[ATTACHMENTS MODULE]: Saving changed attachments for {0}", sp.Name);
lock (sp.AttachmentsSyncLock)
{
foreach (SceneObjectGroup so in sp.GetAttachments())
{
UpdateDetachedObject(sp, so);
}
sp.ClearAttachments();
}
}
public bool AttachObject(IScenePresence sp, SceneObjectGroup group, uint attachmentPt, bool silent)
{
lock (sp.AttachmentsSyncLock)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Attaching object {0} {1} to {2} point {3} from ground (silent = {4})",
// group.Name, group.LocalId, sp.Name, attachmentPt, silent);
if (sp.GetAttachments(attachmentPt).Contains(group))
{
// 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);
}
Vector3 attachPos = group.AbsolutePosition;
// TODO: this short circuits multiple attachments functionality in LL viewer 2.1+ and should
// be removed when that functionality is implemented in opensim
attachmentPt &= 0x7f;
// 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 != 0 && attachmentPt != group.AttachmentPoint)
{
attachPos = Vector3.Zero;
}
// AttachmentPt 0 means the client chose to 'wear' the attachment.
if (attachmentPt == 0)
{
// Check object for stored attachment point
attachmentPt = group.AttachmentPoint;
}
// 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;
// We also don't want to do any of the inventory operations for an NPC.
if (sp.PresenceType != PresenceType.Npc)
{
// Remove any previous attachments
List <SceneObjectGroup> attachments = sp.GetAttachments(attachmentPt);
// At the moment we can only deal with a single attachment
if (attachments.Count != 0)
{
UUID oldAttachmentItemID = attachments[0].GetFromItemID();
if (oldAttachmentItemID != UUID.Zero)
{
DetachSingleAttachmentToInvInternal(sp, oldAttachmentItemID);
}
else
{
m_log.WarnFormat(
"[ATTACHMENTS MODULE]: When detaching existing attachment {0} {1} at point {2} to make way for {3} {4} for {5}, couldn't find the associated item ID to adjust inventory attachment record!",
attachments[0].Name, attachments[0].LocalId, attachmentPt, group.Name, group.LocalId, sp.Name);
}
}
// Add the new attachment to inventory if we don't already have it.
UUID newAttachmentItemID = group.GetFromItemID();
if (newAttachmentItemID == UUID.Zero)
{
newAttachmentItemID = AddSceneObjectAsNewAttachmentInInv(sp, group).ID;
}
ShowAttachInUserInventory(sp, attachmentPt, newAttachmentItemID, group);
}
AttachToAgent(sp, group, attachmentPt, attachPos, silent);
}
return(true);
}
public SceneObjectGroup RezSingleAttachmentFromInventory(IScenePresence sp, UUID itemID, uint AttachmentPt)
{
if (!Enabled)
return null;
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: RezSingleAttachmentFromInventory to point {0} from item {1} for {2}",
// (AttachmentPoint)AttachmentPt, itemID, sp.Name);
// TODO: this short circuits multiple attachments functionality in LL viewer 2.1+ and should
// be removed when that functionality is implemented in opensim
AttachmentPt &= 0x7f;
// Viewer 2/3 sometimes asks to re-wear items that are already worn (and show up in it's inventory as such).
// This often happens during login - not sure the exact reason.
// For now, we will ignore the request. Unfortunately, this means that we need to dig through all the
// ScenePresence attachments. We can't use the data in AvatarAppearance because that's present at login
// before anything has actually been attached.
bool alreadyOn = false;
List<SceneObjectGroup> existingAttachments = sp.GetAttachments();
foreach (SceneObjectGroup so in existingAttachments)
{
if (so.FromItemID == itemID)
{
alreadyOn = true;
break;
}
}
// if (sp.Appearance.GetAttachmentForItem(itemID) != null)
if (alreadyOn)
{
// m_log.WarnFormat(
// "[ATTACHMENTS MODULE]: Ignoring request by {0} to wear item {1} at {2} since it is already worn",
// sp.Name, itemID, AttachmentPt);
return null;
}
return RezSingleAttachmentFromInventoryInternal(sp, itemID, UUID.Zero, AttachmentPt);
}
public void DeRezAttachments(IScenePresence sp, bool saveChanged, bool saveAllScripted)
{
if (!Enabled)
return;
// m_log.DebugFormat("[ATTACHMENTS MODULE]: Saving changed attachments for {0}", sp.Name);
lock (sp.AttachmentsSyncLock)
{
foreach (SceneObjectGroup grp in sp.GetAttachments())
{
grp.Scene.DeleteSceneObject(grp, false);
if (saveChanged || saveAllScripted)
{
grp.IsAttachment = false;
grp.AbsolutePosition = grp.RootPart.AttachedPos;
UpdateKnownItem(sp, grp, saveAllScripted);
}
}
sp.ClearAttachments();
}
}
public void DeleteAttachmentsFromScene(IScenePresence sp, bool silent)
{
if (!Enabled)
return;
if (DebugLevel > 0)
m_log.DebugFormat(
"[ATTACHMENTS MODULE]: Deleting attachments from scene {0} for {1}, silent = {2}",
m_scene.RegionInfo.RegionName, sp.Name, silent);
foreach (SceneObjectGroup sop in sp.GetAttachments())
{
sop.Scene.DeleteSceneObject(sop, silent);
}
sp.ClearAttachments();
}
public void RezAttachments(IScenePresence sp)
{
if (!Enabled)
return;
if (null == sp.Appearance)
{
m_log.WarnFormat("[ATTACHMENTS MODULE]: Appearance has not been initialized for agent {0}", sp.UUID);
return;
}
if (sp.GetAttachments().Count > 0)
{
if (DebugLevel > 0)
m_log.DebugFormat(
"[ATTACHMENTS MODULE]: Not doing simulator-side attachment rez for {0} in {1} as their viewer has already rezzed attachments",
m_scene.Name, sp.Name);
return;
}
if (DebugLevel > 0)
m_log.DebugFormat("[ATTACHMENTS MODULE]: Rezzing any attachments for {0} from simulator-side", sp.Name);
List<AvatarAttachment> attachments = sp.Appearance.GetAttachments();
foreach (AvatarAttachment attach in attachments)
{
uint attachmentPt = (uint)attach.AttachPoint;
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Doing initial rez of attachment with itemID {0}, assetID {1}, point {2} for {3} in {4}",
// attach.ItemID, attach.AssetID, p, sp.Name, m_scene.RegionInfo.RegionName);
// For some reason assetIDs are being written as Zero's in the DB -- need to track tat down
// But they're not used anyway, the item is being looked up for now, so let's proceed.
//if (UUID.Zero == assetID)
//{
// m_log.DebugFormat("[ATTACHMENT]: Cannot rez attachment in point {0} with itemID {1}", p, itemID);
// continue;
//}
try
{
// If we're an NPC then skip all the item checks and manipulations since we don't have an
// inventory right now.
RezSingleAttachmentFromInventoryInternal(
sp, sp.PresenceType == PresenceType.Npc ? UUID.Zero : attach.ItemID, attach.AssetID, attachmentPt, true);
}
catch (Exception e)
{
UUID agentId = (sp.ControllingClient == null) ? default(UUID) : sp.ControllingClient.AgentId;
m_log.ErrorFormat("[ATTACHMENTS MODULE]: Unable to rez attachment with itemID {0}, assetID {1}, point {2} for {3}: {4}\n{5}",
attach.ItemID, attach.AssetID, attachmentPt, agentId, e.Message, e.StackTrace);
}
}
}
public void RezAttachments(IScenePresence sp)
{
if (!Enabled)
return;
if (null == sp.Appearance)
{
m_log.WarnFormat("[ATTACHMENTS MODULE]: Appearance has not been initialized for agent {0}", sp.UUID);
return;
}
if (sp.GetAttachments().Count > 0)
{
if (DebugLevel > 0)
m_log.DebugFormat(
"[ATTACHMENTS MODULE]: Not doing simulator-side attachment rez for {0} in {1} as their viewer has already rezzed attachments",
m_scene.Name, sp.Name);
return;
}
if (DebugLevel > 0)
m_log.DebugFormat("[ATTACHMENTS MODULE]: Rezzing any attachments for {0} from simulator-side", sp.Name);
XmlDocument doc = new XmlDocument();
string stateData = String.Empty;
IAttachmentsService attServ = m_scene.RequestModuleInterface<IAttachmentsService>();
if (attServ != null)
{
m_log.DebugFormat("[ATTACHMENT]: Loading attachment data from attachment service");
stateData = attServ.Get(sp.UUID.ToString());
if (stateData != String.Empty)
{
try
{
doc.LoadXml(stateData);
}
catch { }
}
}
Dictionary<UUID, string> itemData = new Dictionary<UUID, string>();
XmlNodeList nodes = doc.GetElementsByTagName("Attachment");
if (nodes.Count > 0)
{
foreach (XmlNode n in nodes)
{
XmlElement elem = (XmlElement)n;
string itemID = elem.GetAttribute("ItemID");
string xml = elem.InnerXml;
itemData[new UUID(itemID)] = xml;
}
}
List<AvatarAttachment> attachments = sp.Appearance.GetAttachments();
// Let's get all items at once, so they get cached
UUID[] items = new UUID[attachments.Count];
int i = 0;
foreach (AvatarAttachment attach in attachments)
items[i++] = attach.ItemID;
m_scene.InventoryService.GetMultipleItems(sp.UUID, items);
foreach (AvatarAttachment attach in attachments)
{
uint attachmentPt = (uint)attach.AttachPoint;
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Doing initial rez of attachment with itemID {0}, assetID {1}, point {2} for {3} in {4}",
// attach.ItemID, attach.AssetID, p, sp.Name, m_scene.RegionInfo.RegionName);
// For some reason assetIDs are being written as Zero's in the DB -- need to track tat down
// But they're not used anyway, the item is being looked up for now, so let's proceed.
//if (UUID.Zero == assetID)
//{
// m_log.DebugFormat("[ATTACHMENT]: Cannot rez attachment in point {0} with itemID {1}", p, itemID);
// continue;
//}
try
{
string xmlData;
XmlDocument d = null;
UUID asset;
if (itemData.TryGetValue(attach.ItemID, out xmlData))
{
d = new XmlDocument();
d.LoadXml(xmlData);
m_log.InfoFormat("[ATTACHMENT]: Found saved state for item {0}, loading it", attach.ItemID);
}
// If we're an NPC then skip all the item checks and manipulations since we don't have an
// inventory right now.
RezSingleAttachmentFromInventoryInternal(
sp, sp.PresenceType == PresenceType.Npc ? UUID.Zero : attach.ItemID, attach.AssetID, attachmentPt, true, d);
}
catch (Exception e)
{
UUID agentId = (sp.ControllingClient == null) ? default(UUID) : sp.ControllingClient.AgentId;
m_log.ErrorFormat("[ATTACHMENTS MODULE]: Unable to rez attachment with itemID {0}, assetID {1}, point {2} for {3}: {4}\n{5}",
attach.ItemID, attach.AssetID, attachmentPt, agentId, e.Message, e.StackTrace);
}
}
}
public bool AttachObject(IScenePresence sp, SceneObjectGroup group, uint attachmentPt, bool silent)
{
lock (sp.AttachmentsSyncLock)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Attaching object {0} {1} to {2} point {3} from ground (silent = {4})",
// group.Name, group.LocalId, sp.Name, attachmentPt, silent);
if (sp.GetAttachments(attachmentPt).Contains(group))
{
// 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;
}
Vector3 attachPos = group.AbsolutePosition;
// TODO: this short circuits multiple attachments functionality in LL viewer 2.1+ and should
// be removed when that functionality is implemented in opensim
attachmentPt &= 0x7f;
// 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 != 0 && attachmentPt != group.AttachmentPoint)
{
attachPos = Vector3.Zero;
}
// AttachmentPt 0 means the client chose to 'wear' the attachment.
if (attachmentPt == 0)
{
// Check object for stored attachment point
attachmentPt = group.AttachmentPoint;
}
// 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;
// We also don't want to do any of the inventory operations for an NPC.
if (sp.PresenceType != PresenceType.Npc)
{
// Remove any previous attachments
List<SceneObjectGroup> attachments = sp.GetAttachments(attachmentPt);
// At the moment we can only deal with a single attachment
if (attachments.Count != 0)
{
UUID oldAttachmentItemID = attachments[0].GetFromItemID();
if (oldAttachmentItemID != UUID.Zero)
DetachSingleAttachmentToInvInternal(sp, oldAttachmentItemID);
else
m_log.WarnFormat(
"[ATTACHMENTS MODULE]: When detaching existing attachment {0} {1} at point {2} to make way for {3} {4} for {5}, couldn't find the associated item ID to adjust inventory attachment record!",
attachments[0].Name, attachments[0].LocalId, attachmentPt, group.Name, group.LocalId, sp.Name);
}
// Add the new attachment to inventory if we don't already have it.
UUID newAttachmentItemID = group.GetFromItemID();
if (newAttachmentItemID == UUID.Zero)
newAttachmentItemID = AddSceneObjectAsNewAttachmentInInv(sp, group).ID;
ShowAttachInUserInventory(sp, attachmentPt, newAttachmentItemID, group);
}
AttachToAgent(sp, group, attachmentPt, attachPos, silent);
}
return true;
}
public void SaveChangedAttachments(IScenePresence sp)
{
// m_log.DebugFormat("[ATTACHMENTS MODULE]: Saving changed attachments for {0}", sp.Name);
if (!Enabled)
return;
foreach (SceneObjectGroup grp in sp.GetAttachments())
{
// if (grp.HasGroupChanged) // Resizer scripts?
// {
grp.IsAttachment = false;
grp.AbsolutePosition = grp.RootPart.AttachedPos;
UpdateKnownItem(sp, grp);
grp.IsAttachment = true;
// }
}
}
private bool AttachObjectInternal(IScenePresence sp, SceneObjectGroup group, uint attachmentPt, bool silent, bool temp)
{
lock (sp.AttachmentsSyncLock)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Attaching object {0} {1} to {2} point {3} from ground (silent = {4})",
// group.Name, group.LocalId, sp.Name, attachmentPt, silent);
if (group.GetSittingAvatarsCount() != 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);
}
if (sp.GetAttachments(attachmentPt).Contains(group))
{
// 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);
}
Vector3 attachPos = group.AbsolutePosition;
// TODO: this short circuits multiple attachments functionality in LL viewer 2.1+ and should
// be removed when that functionality is implemented in opensim
attachmentPt &= 0x7f;
// 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 != 0 && attachmentPt != group.AttachmentPoint)
{
attachPos = Vector3.Zero;
}
// AttachmentPt 0 means the client chose to 'wear' the attachment.
if (attachmentPt == 0)
{
// Check object for stored attachment point
attachmentPt = group.AttachmentPoint;
}
// 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;
if (sp.PresenceType != PresenceType.Npc)
{
UpdateUserInventoryWithAttachment(sp, group, attachmentPt, temp);
}
AttachToAgent(sp, group, attachmentPt, attachPos, silent);
}
return(true);
}
public void DeRezAttachments(IScenePresence sp)
{
if (!Enabled)
return;
// m_log.DebugFormat("[ATTACHMENTS MODULE]: Saving changed attachments for {0}", sp.Name);
lock (sp.AttachmentsSyncLock)
{
foreach (SceneObjectGroup so in sp.GetAttachments())
{
UpdateDetachedObject(sp, so);
}
sp.ClearAttachments();
}
}
public void CopyAttachments(IScenePresence sp, AgentData ad)
{
lock (sp.AttachmentsSyncLock)
{
// Attachment objects
List<SceneObjectGroup> attachments = sp.GetAttachments();
if (attachments.Count > 0)
{
ad.AttachmentObjects = new List<ISceneObject>();
ad.AttachmentObjectStates = new List<string>();
// IScriptModule se = m_scene.RequestModuleInterface<IScriptModule>();
sp.InTransitScriptStates.Clear();
foreach (SceneObjectGroup sog in attachments)
{
// We need to make a copy and pass that copy
// because of transfers withn the same sim
ISceneObject clone = sog.CloneForNewScene();
// Attachment module assumes that GroupPosition holds the offsets...!
((SceneObjectGroup)clone).RootPart.GroupPosition = sog.RootPart.AttachedPos;
((SceneObjectGroup)clone).IsAttachment = false;
ad.AttachmentObjects.Add(clone);
string state = sog.GetStateSnapshot();
ad.AttachmentObjectStates.Add(state);
sp.InTransitScriptStates.Add(state);
// Scripts of the originals will be removed when the Agent is successfully removed.
// sog.RemoveScriptInstances(true);
}
}
}
}
private bool AttachObjectInternal(IScenePresence sp, SceneObjectGroup group, uint attachmentPt, bool silent, bool temp)
{
lock (sp.AttachmentsSyncLock)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Attaching object {0} {1} to {2} point {3} from ground (silent = {4})",
// group.Name, group.LocalId, sp.Name, attachmentPt, silent);
if (group.GetSittingAvatarsCount() != 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;
}
if (sp.GetAttachments(attachmentPt).Contains(group))
{
// 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;
}
Vector3 attachPos = group.AbsolutePosition;
// TODO: this short circuits multiple attachments functionality in LL viewer 2.1+ and should
// be removed when that functionality is implemented in opensim
attachmentPt &= 0x7f;
// 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 != 0 && attachmentPt != group.AttachmentPoint)
{
attachPos = Vector3.Zero;
}
// AttachmentPt 0 means the client chose to 'wear' the attachment.
if (attachmentPt == 0)
{
// Check object for stored attachment point
attachmentPt = group.AttachmentPoint;
}
// 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;
if (sp.PresenceType != PresenceType.Npc)
UpdateUserInventoryWithAttachment(sp, group, attachmentPt, temp);
AttachToAgent(sp, group, attachmentPt, attachPos, silent);
}
return true;
}
public void DeRezAttachments(IScenePresence sp)
{
if (!Enabled)
return;
if (DebugLevel > 0)
m_log.DebugFormat("[ATTACHMENTS MODULE]: Saving changed attachments for {0}", sp.Name);
List<SceneObjectGroup> attachments = sp.GetAttachments();
if (attachments.Count <= 0)
return;
Dictionary<SceneObjectGroup, string> scriptStates = new Dictionary<SceneObjectGroup, string>();
foreach (SceneObjectGroup so in attachments)
{
// Scripts MUST be snapshotted before the object is
// removed from the scene because doing otherwise will
// clobber the run flag
// This must be done outside the sp.AttachmentSyncLock so that there is no risk of a deadlock from
// scripts performing attachment operations at the same time. Getting object states stops the scripts.
scriptStates[so] = PrepareScriptInstanceForSave(so, false);
}
lock (sp.AttachmentsSyncLock)
{
foreach (SceneObjectGroup so in attachments)
UpdateDetachedObject(sp, so, scriptStates[so]);
sp.ClearAttachments();
}
}
private void UpdateUserInventoryWithAttachment(IScenePresence sp, SceneObjectGroup group, uint attachmentPt, bool temp)
{
// Remove any previous attachments
List<SceneObjectGroup> attachments = sp.GetAttachments(attachmentPt);
// At the moment we can only deal with a single attachment
if (attachments.Count != 0)
{
if (attachments[0].FromItemID != UUID.Zero)
DetachSingleAttachmentToInvInternal(sp, attachments[0]);
// Error logging commented because UUID.Zero now means temp attachment
// else
// m_log.WarnFormat(
// "[ATTACHMENTS MODULE]: When detaching existing attachment {0} {1} at point {2} to make way for {3} {4} for {5}, couldn't find the associated item ID to adjust inventory attachment record!",
// attachments[0].Name, attachments[0].LocalId, attachmentPt, group.Name, group.LocalId, sp.Name);
}
// Add the new attachment to inventory if we don't already have it.
if (!temp)
{
UUID newAttachmentItemID = group.FromItemID;
if (newAttachmentItemID == UUID.Zero)
newAttachmentItemID = AddSceneObjectAsNewAttachmentInInv(sp, group).ID;
ShowAttachInUserInventory(sp, attachmentPt, newAttachmentItemID, group);
}
}
/// <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;
}
private SceneObjectGroup RezSingleAttachmentFromInventoryInternal(
IScenePresence sp, UUID itemID, UUID assetID, uint attachmentPt)
{
if (m_invAccessModule == null)
return null;
SceneObjectGroup objatt;
if (itemID != UUID.Zero)
objatt = m_invAccessModule.RezObject(sp.ControllingClient,
itemID, Vector3.Zero, Vector3.Zero, UUID.Zero, (byte)1, true,
false, false, sp.UUID, true);
else
objatt = m_invAccessModule.RezObject(sp.ControllingClient,
null, assetID, Vector3.Zero, Vector3.Zero, UUID.Zero, (byte)1, true,
false, false, sp.UUID, true);
if (objatt == null)
{
m_log.WarnFormat(
"[ATTACHMENTS MODULE]: Could not retrieve item {0} for attaching to avatar {1} at point {2}",
itemID, sp.Name, attachmentPt);
return null;
}
// Remove any previous attachments
List<SceneObjectGroup> attachments = sp.GetAttachments(attachmentPt);
// At the moment we can only deal with a single attachment
if (attachments.Count != 0)
DetachSingleAttachmentToInv(sp, attachments[0]);
lock (sp.AttachmentsSyncLock)
{
// m_log.DebugFormat(
// "[ATTACHMENTS MODULE]: Rezzed single object {0} for attachment to {1} on point {2} in {3}",
// objatt.Name, sp.Name, attachmentPt, m_scene.Name);
// HasGroupChanged is being set from within RezObject. Ideally it would be set by the caller.
objatt.HasGroupChanged = false;
bool tainted = false;
if (attachmentPt != 0 && attachmentPt != objatt.AttachmentPoint)
tainted = true;
// FIXME: Detect whether it's really likely for AttachObject to throw an exception in the normal
// course of events. If not, then it's probably not worth trying to recover the situation
// since this is more likely to trigger further exceptions and confuse later debugging. If
// exceptions can be thrown in expected error conditions (not NREs) then make this consistent
// since other normal error conditions will simply return false instead.
// This will throw if the attachment fails
try
{
AttachObjectInternal(sp, objatt, attachmentPt, false, false);
}
catch (Exception e)
{
m_log.ErrorFormat(
"[ATTACHMENTS MODULE]: Failed to attach {0} {1} for {2}, exception {3}{4}",
objatt.Name, objatt.UUID, sp.Name, e.Message, e.StackTrace);
// Make sure the object doesn't stick around and bail
sp.RemoveAttachment(objatt);
m_scene.DeleteSceneObject(objatt, false);
return null;
}
if (tainted)
objatt.HasGroupChanged = true;
// Fire after attach, so we don't get messy perms dialogs
// 4 == AttachedRez
objatt.CreateScriptInstances(0, true, m_scene.DefaultScriptEngine, 4);
objatt.ResumeScripts();
// Do this last so that event listeners have access to all the effects of the attachment
m_scene.EventManager.TriggerOnAttach(objatt.LocalId, itemID, sp.UUID);
return objatt;
}
}
