7 files changed, 95 insertions, 9 deletions

diff --git a/indra/newview/llagentwearables.cpp b/indra/newview/llagentwearables.cpp
index 1edbbe2a2e..fa810aac76 100755
--- a/indra/newview/llagentwearables.cpp
+++ b/indra/newview/llagentwearables.cpp
@@ -1538,7 +1538,11 @@ void LLAgentWearables::userUpdateAttachments(LLInventoryModel::item_array_t& obj
 	std::set<LLUUID> requested_item_ids;
 	std::set<LLUUID> current_item_ids;
 	for (S32 i=0; i<obj_item_array.count(); i++)
-		requested_item_ids.insert(obj_item_array[i].get()->getLinkedUUID());
+	{
+		const LLUUID & requested_id = obj_item_array[i].get()->getLinkedUUID();
+		//llinfos << "Requested attachment id " << requested_id << llendl;
+		requested_item_ids.insert(requested_id);
+	}
 
 	// Build up list of objects to be removed and items currently attached.
 	llvo_vec_t objects_to_remove;
@@ -1555,17 +1559,28 @@ void LLAgentWearables::userUpdateAttachments(LLInventoryModel::item_array_t& obj
 			if (objectp)
 			{
 				LLUUID object_item_id = objectp->getAttachmentItemID();
+
+				bool remove_attachment = true;
 				if (requested_item_ids.find(object_item_id) != requested_item_ids.end())
-				{
-					// Object currently worn, was requested.
+				{	// Object currently worn, was requested to keep it
 					// Flag as currently worn so we won't have to add it again.
-					current_item_ids.insert(object_item_id);
+					remove_attachment = false;
 				}
-				else
+				else if (objectp->isTempAttachment())
+				{	// Check if we should keep this temp attachment
+					remove_attachment = LLAppearanceMgr::instance().shouldRemoveTempAttachment(objectp->getID());
+				}
+
+				if (remove_attachment)
 				{
-					// object currently worn, not requested.
+					// llinfos << "found object to remove, id " << objectp->getID() << ", item " << objectp->getAttachmentItemID() << llendl;
 					objects_to_remove.push_back(objectp);
 				}
+				else
+				{
+					// llinfos << "found object to keep, id " << objectp->getID() << ", item " << objectp->getAttachmentItemID() << llendl;
+					current_item_ids.insert(object_item_id);
+				}
 			}
 		}
 	}
diff --git a/indra/newview/llappearancemgr.cpp b/indra/newview/llappearancemgr.cpp
index fd9236c8b3..da1609297e 100755
--- a/indra/newview/llappearancemgr.cpp
+++ b/indra/newview/llappearancemgr.cpp
@@ -3415,21 +3415,50 @@ void LLAppearanceMgr::removeItemsFromAvatar(const uuid_vec_t& ids_to_remove)
 		llwarns << "called with empty list, nothing to do" << llendl;
 	}
 	for (uuid_vec_t::const_iterator it = ids_to_remove.begin(); it != ids_to_remove.end(); ++it)
-			{
+	{
 		const LLUUID& id_to_remove = *it;
 		const LLUUID& linked_item_id = gInventory.getLinkedItemID(id_to_remove);
 		removeCOFItemLinks(linked_item_id);
-			}
-	updateAppearanceFromCOF();
+		addDoomedTempAttachment(linked_item_id);
 	}
+	updateAppearanceFromCOF();
+}
 
 void LLAppearanceMgr::removeItemFromAvatar(const LLUUID& id_to_remove)
 {
 	LLUUID linked_item_id = gInventory.getLinkedItemID(id_to_remove);
 	removeCOFItemLinks(linked_item_id);
+	addDoomedTempAttachment(linked_item_id);
 	updateAppearanceFromCOF();
 }
 
+
+// Adds the given item ID to mDoomedTempAttachmentIDs iff it's a temp attachment
+void LLAppearanceMgr::addDoomedTempAttachment(const LLUUID& id_to_remove)
+{
+	LLViewerObject * attachmentp = gAgentAvatarp->findAttachmentByID(id_to_remove);
+	if (attachmentp &&
+		attachmentp->isTempAttachment())
+	{	// If this is a temp attachment and we want to remove it, record the ID 
+		// so it will be deleted when attachments are synced up with COF
+		mDoomedTempAttachmentIDs.insert(id_to_remove);
+		//llinfos << "Will remove temp attachment id " << id_to_remove << llendl;
+	}
+}
+
+// Find AND REMOVES the given UUID from mDoomedTempAttachmentIDs
+bool LLAppearanceMgr::shouldRemoveTempAttachment(const LLUUID& item_id)
+{
+	doomed_temp_attachments_t::iterator iter = mDoomedTempAttachmentIDs.find(item_id);
+	if (iter != mDoomedTempAttachmentIDs.end())
+	{
+		mDoomedTempAttachmentIDs.erase(iter);
+		return true;
+	}
+	return false;
+}
+
+
 bool LLAppearanceMgr::moveWearable(LLViewerInventoryItem* item, bool closer_to_body)
 {
 	if (!item || !item->isWearableType()) return false;
diff --git a/indra/newview/llappearancemgr.h b/indra/newview/llappearancemgr.h
index 46252afbde..5ec80f1cf0 100755
--- a/indra/newview/llappearancemgr.h
+++ b/indra/newview/llappearancemgr.h
@@ -142,6 +142,9 @@ public:
 	void removeAllClothesFromAvatar();
 	void removeAllAttachmentsFromAvatar();
 
+	// Special handling of temp attachments, which are not in the COF
+	bool shouldRemoveTempAttachment(const LLUUID& item_id);
+
 	//has the current outfit changed since it was loaded?
 	bool isOutfitDirty() { return mOutfitIsDirty; }
 
@@ -239,6 +242,12 @@ private:
 
 	std::auto_ptr<LLOutfitUnLockTimer> mUnlockOutfitTimer;
 
+	// Set of temp attachment UUIDs that should be removed
+	typedef std::set<LLUUID> doomed_temp_attachments_t;
+	doomed_temp_attachments_t	mDoomedTempAttachmentIDs;
+
+	void addDoomedTempAttachment(const LLUUID& id_to_remove);
+
 	//////////////////////////////////////////////////////////////////////////////////
 	// Item-specific convenience functions 
 public:
diff --git a/indra/newview/llviewerobject.cpp b/indra/newview/llviewerobject.cpp
index 7151a0d6ed..1544e66431 100755
--- a/indra/newview/llviewerobject.cpp
+++ b/indra/newview/llviewerobject.cpp
@@ -5879,6 +5879,13 @@ void LLViewerObject::resetChildrenPosition(const LLVector3& offset, BOOL simplif
 	return ;
 }
 
+// virtual 
+BOOL	LLViewerObject::isTempAttachment() const
+{
+	return (mID.notNull() && (mID == mAttachmentItemID));
+}
+
+
 const LLUUID &LLViewerObject::getAttachmentItemID() const
 {
 	return mAttachmentItemID;
diff --git a/indra/newview/llviewerobject.h b/indra/newview/llviewerobject.h
index b035473c74..80bdd628a1 100755
--- a/indra/newview/llviewerobject.h
+++ b/indra/newview/llviewerobject.h
@@ -171,6 +171,8 @@ public:
 	virtual BOOL	isAttachment() const { return FALSE; }
 	virtual LLVOAvatar* getAvatar() const;  //get the avatar this object is attached to, or NULL if object is not an attachment
 	virtual BOOL	isHUDAttachment() const { return FALSE; }
+	virtual BOOL	isTempAttachment() const;
+
 	virtual void 	updateRadius() {};
 	virtual F32 	getVObjRadius() const; // default implemenation is mDrawable->getRadius()
 	
diff --git a/indra/newview/llvoavatar.cpp b/indra/newview/llvoavatar.cpp
index f92fa0371e..f5918a0a5f 100755
--- a/indra/newview/llvoavatar.cpp
+++ b/indra/newview/llvoavatar.cpp
@@ -5975,6 +5975,28 @@ BOOL LLVOAvatar::isWearingWearableType(LLWearableType::EType type) const
 
 
 
+LLViewerObject *	LLVOAvatar::findAttachmentByID( const LLUUID & target_id ) const
+{
+	for(attachment_map_t::const_iterator attachment_points_iter = mAttachmentPoints.begin();
+		attachment_points_iter != gAgentAvatarp->mAttachmentPoints.end();
+		++attachment_points_iter)
+	{
+		LLViewerJointAttachment* attachment = attachment_points_iter->second;
+		for (LLViewerJointAttachment::attachedobjs_vec_t::iterator attachment_iter = attachment->mAttachedObjects.begin();
+			 attachment_iter != attachment->mAttachedObjects.end();
+			 ++attachment_iter)
+		{
+			LLViewerObject *attached_object = (*attachment_iter);
+			if (attached_object &&
+				attached_object->getID() == target_id)
+			{
+				return attached_object;
+			}
+		}
+	}
+
+	return NULL;
+}
 
 
 // virtual
diff --git a/indra/newview/llvoavatar.h b/indra/newview/llvoavatar.h
index 931e65b3ea..9d45a74ecc 100755
--- a/indra/newview/llvoavatar.h
+++ b/indra/newview/llvoavatar.h
@@ -731,6 +731,8 @@ public:
 	void				cleanupAttachedMesh( LLViewerObject* pVO );
 	static LLVOAvatar*  findAvatarFromAttachment(LLViewerObject* obj);
 	/*virtual*/ BOOL	isWearingWearableType(LLWearableType::EType type ) const;
+	LLViewerObject *	findAttachmentByID( const LLUUID & target_id ) const;
+
 protected:
 	LLViewerJointAttachment* getTargetAttachmentPoint(LLViewerObject* viewer_object);
 	void 				lazyAttach();