Merge from default branch

--HG--
branch : product-engine

45 files changed, 2106 insertions, 1964 deletions

diff --git a/indra/llui/llaccordionctrltab.h b/indra/llui/llaccordionctrltab.h
index 462ccc6d53..4b8b22405e 100644
--- a/indra/llui/llaccordionctrltab.h
+++ b/indra/llui/llaccordionctrltab.h
@@ -35,8 +35,9 @@
 
 #include <string>
 #include "llrect.h"
+#include "lluictrl.h"
+#include "lluicolor.h"
 
-class LLUICtrl;
 class LLUICtrlFactory;
 class LLUIImage;
 class LLButton;
diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index 9bdf9d8893..47fde08a9d 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -74,6 +74,7 @@ set(viewer_SOURCE_FILES
     llagentpilot.cpp
     llagentui.cpp
     llagentwearables.cpp
+    llagentwearablesfetch.cpp
     llanimstatelabels.cpp
     llappearancemgr.cpp
     llappviewer.cpp
@@ -253,6 +254,7 @@ set(viewer_SOURCE_FILES
     llinventoryfilter.cpp
     llinventoryfunctions.cpp
     llinventorymodel.cpp
+    llinventorymodelbackgroundfetch.cpp
     llinventoryobserver.cpp
     llinventorypanel.cpp
     lljoystickbutton.cpp
@@ -573,6 +575,7 @@ set(viewer_HEADER_FILES
     llagentpilot.h
     llagentui.h
     llagentwearables.h
+    llagentwearablesfetch.h
     llanimstatelabels.h
     llappearance.h
     llappearancemgr.h
@@ -754,6 +757,7 @@ set(viewer_HEADER_FILES
     llinventoryfilter.h
     llinventoryfunctions.h
     llinventorymodel.h
+    llinventorymodelbackgroundfetch.h
     llinventoryobserver.h
     llinventorypanel.h
     lljoystickbutton.h
diff --git a/indra/newview/llagent.cpp b/indra/newview/llagent.cpp
index a764932815..f434782977 100644
--- a/indra/newview/llagent.cpp
+++ b/indra/newview/llagent.cpp
@@ -44,7 +44,6 @@
 #include "llcallingcard.h"
 #include "llchannelmanager.h"
 #include "llconsole.h"
-//#include "llfirstuse.h"
 #include "llfloatercamera.h"
 #include "llfloatercustomize.h"
 #include "llfloaterreg.h"
@@ -90,41 +89,18 @@ const BOOL ANIMATE = TRUE;
 const U8 AGENT_STATE_TYPING =	0x04;
 const U8 AGENT_STATE_EDITING =  0x10;
 
-//drone wandering constants
-const F32 MAX_WANDER_TIME = 20.f;						// seconds
-const F32 MAX_HEADING_HALF_ERROR = 0.2f;				// radians
-const F32 WANDER_MAX_SLEW_RATE = 2.f * DEG_TO_RAD;		// radians / frame
-const F32 WANDER_TARGET_MIN_DISTANCE = 10.f;			// meters
-
 // Autopilot constants
-const F32 AUTOPILOT_HEADING_HALF_ERROR = 10.f * DEG_TO_RAD;	// radians
-const F32 AUTOPILOT_MAX_SLEW_RATE = 1.f * DEG_TO_RAD;		// radians / frame
-const F32 AUTOPILOT_STOP_DISTANCE = 2.f;					// meters
 const F32 AUTOPILOT_HEIGHT_ADJUST_DISTANCE = 8.f;			// meters
 const F32 AUTOPILOT_MIN_TARGET_HEIGHT_OFF_GROUND = 1.f;	// meters
 const F32 AUTOPILOT_MAX_TIME_NO_PROGRESS = 1.5f;		// seconds
 
-// face editing constants
-const LLVector3d FACE_EDIT_CAMERA_OFFSET(0.4f, -0.05f, 0.07f);
-const LLVector3d FACE_EDIT_TARGET_OFFSET(0.f, 0.f, 0.05f);
-
-const F32 METERS_PER_WHEEL_CLICK = 1.f;
-
-const F32 MAX_TIME_DELTA = 1.f;
+const F32 MAX_VELOCITY_AUTO_LAND_SQUARED = 4.f * 4.f;
+const F64 CHAT_AGE_FAST_RATE = 3.0;
 
 // fidget constants
 const F32 MIN_FIDGET_TIME = 8.f; // seconds
 const F32 MAX_FIDGET_TIME = 20.f; // seconds
 
-const S32 MAX_NUM_CHAT_POSITIONS = 10;
-
-const F32 MAX_VELOCITY_AUTO_LAND_SQUARED = 4.f * 4.f;
-
-const F32 MAX_FOCUS_OFFSET = 20.f;
-
-const F32 MIN_RADIUS_ALPHA_SIZZLE = 0.5f;
-
-const F64 CHAT_AGE_FAST_RATE = 3.0;
 
 // The agent instance.
 LLAgent gAgent;
@@ -218,13 +194,6 @@ LLAgent::LLAgent() :
 
 	mIsBusy(FALSE),
 
-	mAtKey(0), // Either 1, 0, or -1... indicates that movement-key is pressed
-	mWalkKey(0), // like AtKey, but causes less forward thrust
-	mLeftKey(0),
-	mUpKey(0),
-	mYawKey(0.f),
-	mPitchKey(0.f),
-
 	mControlFlags(0x00000000),
 	mbFlagsDirty(FALSE),
 	mbFlagsNeedReset(FALSE),
@@ -339,7 +308,7 @@ void LLAgent::moveAt(S32 direction, bool reset)
 	// age chat timer so it fades more quickly when you are intentionally moving
 	ageChat();
 
-	setKey(direction, mAtKey);
+	gAgentCamera.setAtKey(LLAgentCamera::directionToKey(direction));
 
 	if (direction > 0)
 	{
@@ -364,7 +333,7 @@ void LLAgent::moveAtNudge(S32 direction)
 	// age chat timer so it fades more quickly when you are intentionally moving
 	ageChat();
 
-	setKey(direction, mWalkKey);
+	gAgentCamera.setWalkKey(LLAgentCamera::directionToKey(direction));
 
 	if (direction > 0)
 	{
@@ -386,7 +355,7 @@ void LLAgent::moveLeft(S32 direction)
 	// age chat timer so it fades more quickly when you are intentionally moving
 	ageChat();
 
-	setKey(direction, mLeftKey);
+	gAgentCamera.setLeftKey(LLAgentCamera::directionToKey(direction));
 
 	if (direction > 0)
 	{
@@ -408,7 +377,7 @@ void LLAgent::moveLeftNudge(S32 direction)
 	// age chat timer so it fades more quickly when you are intentionally moving
 	ageChat();
 
-	setKey(direction, mLeftKey);
+	gAgentCamera.setLeftKey(LLAgentCamera::directionToKey(direction));
 
 	if (direction > 0)
 	{
@@ -430,7 +399,7 @@ void LLAgent::moveUp(S32 direction)
 	// age chat timer so it fades more quickly when you are intentionally moving
 	ageChat();
 
-	setKey(direction, mUpKey);
+	gAgentCamera.setUpKey(LLAgentCamera::directionToKey(direction));
 
 	if (direction > 0)
 	{
@@ -449,7 +418,7 @@ void LLAgent::moveUp(S32 direction)
 //-----------------------------------------------------------------------------
 void LLAgent::moveYaw(F32 mag, bool reset_view)
 {
-	mYawKey = mag;
+	gAgentCamera.setYawKey(mag);
 
 	if (mag > 0)
 	{
@@ -471,7 +440,7 @@ void LLAgent::moveYaw(F32 mag, bool reset_view)
 //-----------------------------------------------------------------------------
 void LLAgent::movePitch(F32 mag)
 {
-	mPitchKey = mag;
+	gAgentCamera.setPitchKey(mag);
 
 	if (mag > 0)
 	{
@@ -1049,26 +1018,6 @@ LLQuaternion LLAgent::getQuat() const
 }
 
 //-----------------------------------------------------------------------------
-// setKey()
-//-----------------------------------------------------------------------------
-void LLAgent::setKey(const S32 direction, S32 &key)
-{
-	if (direction > 0)
-	{
-		key = 1;
-	}
-	else if (direction < 0)
-	{
-		key = -1;
-	}
-	else
-	{
-		key = 0;
-	}
-}
-
-
-//-----------------------------------------------------------------------------
 // getControlFlags()
 //-----------------------------------------------------------------------------
 U32 LLAgent::getControlFlags()
@@ -1537,20 +1486,20 @@ void LLAgent::propagate(const F32 dt)
 	LLFloaterMove *floater_move = LLFloaterReg::findTypedInstance<LLFloaterMove>("moveview");
 	if (floater_move)
 	{
-		floater_move->mForwardButton   ->setToggleState( mAtKey > 0 || mWalkKey > 0 );
-		floater_move->mBackwardButton  ->setToggleState( mAtKey < 0 || mWalkKey < 0 );
-		floater_move->mTurnLeftButton  ->setToggleState( mYawKey > 0.f );
-		floater_move->mTurnRightButton ->setToggleState( mYawKey < 0.f );
-		floater_move->mMoveUpButton    ->setToggleState( mUpKey > 0 );
-		floater_move->mMoveDownButton  ->setToggleState( mUpKey < 0 );
+		floater_move->mForwardButton   ->setToggleState( gAgentCamera.getAtKey() > 0 || gAgentCamera.getWalkKey() > 0 );
+		floater_move->mBackwardButton  ->setToggleState( gAgentCamera.getAtKey() < 0 || gAgentCamera.getWalkKey() < 0 );
+		floater_move->mTurnLeftButton  ->setToggleState( gAgentCamera.getYawKey() > 0.f );
+		floater_move->mTurnRightButton ->setToggleState( gAgentCamera.getYawKey() < 0.f );
+		floater_move->mMoveUpButton    ->setToggleState( gAgentCamera.getUpKey() > 0 );
+		floater_move->mMoveDownButton  ->setToggleState( gAgentCamera.getUpKey() < 0 );
 	}
 
 	// handle rotation based on keyboard levels
 	const F32 YAW_RATE = 90.f * DEG_TO_RAD;				// radians per second
-	yaw(YAW_RATE * mYawKey * dt);
+	yaw(YAW_RATE * gAgentCamera.getYawKey() * dt);
 
 	const F32 PITCH_RATE = 90.f * DEG_TO_RAD;			// radians per second
-	pitch(PITCH_RATE * mPitchKey * dt);
+	pitch(PITCH_RATE * gAgentCamera.getPitchKey() * dt);
 	
 	// handle auto-land behavior
 	if (isAgentAvatarValid())
@@ -1560,7 +1509,7 @@ void LLAgent::propagate(const F32 dt)
 		land_vel.mV[VZ] = 0.f;
 
 		if (!in_air 
-			&& mUpKey < 0 
+			&& gAgentCamera.getUpKey() < 0 
 			&& land_vel.magVecSquared() < MAX_VELOCITY_AUTO_LAND_SQUARED
 			&& gSavedSettings.getBOOL("AutomaticFly"))
 		{
@@ -1569,13 +1518,7 @@ void LLAgent::propagate(const F32 dt)
 		}
 	}
 
-	// clear keys
-	mAtKey = 0;
-	mWalkKey = 0;
-	mLeftKey = 0;
-	mUpKey = 0;
-	mYawKey = 0.f;
-	mPitchKey = 0.f;
+	gAgentCamera.clearGeneralKeys();
 }
 
 //-----------------------------------------------------------------------------
diff --git a/indra/newview/llagent.h b/indra/newview/llagent.h
index 55d9b292d7..a460077b7e 100644
--- a/indra/newview/llagent.h
+++ b/indra/newview/llagent.h
@@ -39,9 +39,6 @@
 #include "llagentconstants.h"
 #include "llagentdata.h" 			// gAgentID, gAgentSessionID
 #include "llcharacter.h" 			// LLAnimPauseRequest
-#include "llfollowcam.h" 			// Ventrella
-#include "llhudeffectlookat.h" 		// EPointAtType
-#include "llhudeffectpointat.h" 	// ELookAtType
 #include "llpointer.h"
 #include "lluicolor.h"
 #include "llvoavatardefines.h"
@@ -434,19 +431,6 @@ private:
  **                                                                            **
  **                    MOVEMENT
  **/
-	
-	//--------------------------------------------------------------------
-	// Keys
-	//--------------------------------------------------------------------
-public:
-	void			setKey(const S32 direction, S32 &key); // Sets key to +1 for +direction, -1 for -direction
-private:
-	S32 			mAtKey;				// Either 1, 0, or -1. Indicates that movement key is pressed
-	S32				mWalkKey; 			// Like AtKey, but causes less forward thrust
-	S32 			mLeftKey;
-	S32				mUpKey;
-	F32				mYawKey;
-	F32				mPitchKey;
 
 	//--------------------------------------------------------------------
 	// Movement from user input
diff --git a/indra/newview/llagentcamera.cpp b/indra/newview/llagentcamera.cpp
index 8ff55cafca..bb06255fd1 100644
--- a/indra/newview/llagentcamera.cpp
+++ b/indra/newview/llagentcamera.cpp
@@ -35,50 +35,25 @@
 
 #include "pipeline.h"
 
-#include "llagentlistener.h"
-#include "llagentwearables.h"
-#include "llagentui.h"
+#include "llagent.h"
 #include "llanimationstates.h"
-#include "llbottomtray.h"
-#include "llcallingcard.h"
-#include "llchannelmanager.h"
-#include "llconsole.h"
-//#include "llfirstuse.h"
 #include "llfloatercamera.h"
 #include "llfloatercustomize.h"
 #include "llfloaterreg.h"
-#include "llfloatertools.h"
-#include "llgroupactions.h"
-#include "llgroupmgr.h"
-#include "llhomelocationresponder.h"
 #include "llhudmanager.h"
 #include "lljoystickbutton.h"
-#include "llmorphview.h"
-#include "llmoveview.h"
-#include "llnavigationbar.h" // to show/hide navigation bar when changing mouse look state
-#include "llnearbychatbar.h"
-#include "llnotificationsutil.h"
-#include "llparcel.h"
-#include "llsdutil.h"
-#include "llsidetray.h"
-#include "llsky.h"
+#include "llselectmgr.h"
 #include "llsmoothstep.h"
-#include "llstatusbar.h"
-#include "llteleportflags.h"
-#include "lltool.h"
 #include "lltoolmgr.h"
-#include "lltrans.h"
+#include "llviewercamera.h"
 #include "llviewercontrol.h"
-#include "llviewerdisplay.h"
 #include "llviewerjoystick.h"
-#include "llviewermediafocus.h"
 #include "llviewerobjectlist.h"
-#include "llviewerparcelmgr.h"
-#include "llviewerstats.h"
+#include "llviewerregion.h"
+#include "llviewerwindow.h"
 #include "llvoavatarself.h"
 #include "llwindow.h"
 #include "llworld.h"
-#include "llworldmap.h"
 
 using namespace LLVOAvatarDefines;
 
@@ -181,6 +156,13 @@ LLAgentCamera::LLAgentCamera() :
 	mTrackFocusObject(TRUE),
 	mUIOffset(0.f),
 
+	mAtKey(0), // Either 1, 0, or -1... indicates that movement-key is pressed
+	mWalkKey(0), // like AtKey, but causes less forward thrust
+	mLeftKey(0),
+	mUpKey(0),
+	mYawKey(0.f),
+	mPitchKey(0.f),
+
 	mOrbitLeftKey(0.f),
 	mOrbitRightKey(0.f),
 	mOrbitUpKey(0.f),
@@ -196,6 +178,10 @@ LLAgentCamera::LLAgentCamera() :
 	mPanOutKey(0.f)
 {
 	mFollowCam.setMaxCameraDistantFromSubject( MAX_CAMERA_DISTANCE_FROM_AGENT );
+
+	clearGeneralKeys();
+	clearOrbitKeys();
+	clearPanKeys();
 }
 
 // Requires gSavedSettings to be initialized.
@@ -1204,17 +1190,15 @@ void LLAgentCamera::updateCamera()
 	LLFloaterCamera* camera_floater = LLFloaterReg::findTypedInstance<LLFloaterCamera>("camera");
 	if (camera_floater)
 	{
-		camera_floater->mRotate->setToggleState(
-		mOrbitRightKey > 0.f,	// left
-		mOrbitUpKey > 0.f,		// top
-		mOrbitLeftKey > 0.f,	// right
-		mOrbitDownKey > 0.f);	// bottom
-
-		camera_floater->mTrack->setToggleState(
-		mPanLeftKey > 0.f,		// left
-		mPanUpKey > 0.f,		// top
-		mPanRightKey > 0.f,		// right
-		mPanDownKey > 0.f);		// bottom
+		camera_floater->mRotate->setToggleState(gAgentCamera.getOrbitRightKey() > 0.f,	// left
+												gAgentCamera.getOrbitUpKey() > 0.f,		// top
+												gAgentCamera.getOrbitLeftKey() > 0.f,	// right
+												gAgentCamera.getOrbitDownKey() > 0.f);	// bottom
+		
+		camera_floater->mTrack->setToggleState(gAgentCamera.getPanLeftKey() > 0.f,		// left
+											   gAgentCamera.getPanUpKey() > 0.f,			// top
+											   gAgentCamera.getPanRightKey() > 0.f,		// right
+											   gAgentCamera.getPanDownKey() > 0.f);		// bottom
 	}
 
 	// Handle camera movement based on keyboard.
@@ -1222,21 +1206,21 @@ void LLAgentCamera::updateCamera()
 	const F32 ORBIT_AROUND_RATE = 90.f * DEG_TO_RAD;		// radians per second
 	const F32 PAN_RATE = 5.f;								// meters per second
 
-	if( mOrbitUpKey || mOrbitDownKey )
+	if (gAgentCamera.getOrbitUpKey() || gAgentCamera.getOrbitDownKey())
 	{
-		F32 input_rate = mOrbitUpKey - mOrbitDownKey;
+		F32 input_rate = gAgentCamera.getOrbitUpKey() - gAgentCamera.getOrbitDownKey();
 		cameraOrbitOver( input_rate * ORBIT_OVER_RATE / gFPSClamped );
 	}
 
-	if( mOrbitLeftKey || mOrbitRightKey)
+	if (gAgentCamera.getOrbitLeftKey() || gAgentCamera.getOrbitRightKey())
 	{
-		F32 input_rate = mOrbitLeftKey - mOrbitRightKey;
-		cameraOrbitAround( input_rate * ORBIT_AROUND_RATE / gFPSClamped );
+		F32 input_rate = gAgentCamera.getOrbitLeftKey() - gAgentCamera.getOrbitRightKey();
+		cameraOrbitAround(input_rate * ORBIT_AROUND_RATE / gFPSClamped);
 	}
 
-	if( mOrbitInKey || mOrbitOutKey )
+	if (gAgentCamera.getOrbitInKey() || gAgentCamera.getOrbitOutKey())
 	{
-		F32 input_rate = mOrbitInKey - mOrbitOutKey;
+		F32 input_rate = gAgentCamera.getOrbitInKey() - gAgentCamera.getOrbitOutKey();
 		
 		LLVector3d to_focus = gAgent.getPosGlobalFromAgent(LLViewerCamera::getInstance()->getOrigin()) - calcFocusPositionTargetGlobal();
 		F32 distance_to_focus = (F32)to_focus.magVec();
@@ -1244,38 +1228,27 @@ void LLAgentCamera::updateCamera()
 		cameraOrbitIn( input_rate * distance_to_focus / gFPSClamped );
 	}
 
-	if( mPanInKey || mPanOutKey )
+	if (gAgentCamera.getPanInKey() || gAgentCamera.getPanOutKey())
 	{
-		F32 input_rate = mPanInKey - mPanOutKey;
-		cameraPanIn( input_rate * PAN_RATE / gFPSClamped );
+		F32 input_rate = gAgentCamera.getPanInKey() - gAgentCamera.getPanOutKey();
+		cameraPanIn(input_rate * PAN_RATE / gFPSClamped);
 	}
 
-	if( mPanRightKey || mPanLeftKey )
+	if (gAgentCamera.getPanRightKey() || gAgentCamera.getPanLeftKey())
 	{
-		F32 input_rate = mPanRightKey - mPanLeftKey;
-		cameraPanLeft( input_rate * -PAN_RATE / gFPSClamped );
+		F32 input_rate = gAgentCamera.getPanRightKey() - gAgentCamera.getPanLeftKey();
+		cameraPanLeft(input_rate * -PAN_RATE / gFPSClamped );
 	}
 
-	if( mPanUpKey || mPanDownKey )
+	if (gAgentCamera.getPanUpKey() || gAgentCamera.getPanDownKey())
 	{
-		F32 input_rate = mPanUpKey - mPanDownKey;
-		cameraPanUp( input_rate * PAN_RATE / gFPSClamped );
+		F32 input_rate = gAgentCamera.getPanUpKey() - gAgentCamera.getPanDownKey();
+		cameraPanUp(input_rate * PAN_RATE / gFPSClamped );
 	}
 
 	// Clear camera keyboard keys.
-	mOrbitLeftKey		= 0.f;
-	mOrbitRightKey		= 0.f;
-	mOrbitUpKey			= 0.f;
-	mOrbitDownKey		= 0.f;
-	mOrbitInKey			= 0.f;
-	mOrbitOutKey		= 0.f;
-
-	mPanRightKey		= 0.f;
-	mPanLeftKey			= 0.f;
-	mPanUpKey			= 0.f;
-	mPanDownKey			= 0.f;
-	mPanInKey			= 0.f;
-	mPanOutKey			= 0.f;
+	gAgentCamera.clearOrbitKeys();
+	gAgentCamera.clearPanKeys();
 
 	// lerp camera focus offset
 	mCameraFocusOffset = lerp(mCameraFocusOffset, mCameraFocusOffsetTarget, LLCriticalDamp::getInterpolant(CAMERA_FOCUS_HALF_LIFE));
@@ -2850,5 +2823,44 @@ EPointAtType LLAgentCamera::getPointAtType()
 	return POINTAT_TARGET_NONE;
 }
 
+void LLAgentCamera::clearGeneralKeys()
+{
+	mAtKey 				= 0;
+	mWalkKey 			= 0;
+	mLeftKey 			= 0;
+	mUpKey 				= 0;
+	mYawKey 			= 0.f;
+	mPitchKey 			= 0.f;
+}
+
+void LLAgentCamera::clearOrbitKeys()
+{
+	mOrbitLeftKey		= 0.f;
+	mOrbitRightKey		= 0.f;
+	mOrbitUpKey			= 0.f;
+	mOrbitDownKey		= 0.f;
+	mOrbitInKey			= 0.f;
+	mOrbitOutKey		= 0.f;
+}
+
+void LLAgentCamera::clearPanKeys()
+{
+	mPanRightKey		= 0.f;
+	mPanLeftKey			= 0.f;
+	mPanUpKey			= 0.f;
+	mPanDownKey			= 0.f;
+	mPanInKey			= 0.f;
+	mPanOutKey			= 0.f;
+}
+
+// static
+S32 LLAgentCamera::directionToKey(S32 direction)
+{
+	if (direction > 0) return 1;
+	if (direction < 0) return -1;
+	return 0;
+}
+
+
 // EOF
 
diff --git a/indra/newview/llagentcamera.h b/indra/newview/llagentcamera.h
index 2074864336..3ba24ef32b 100644
--- a/indra/newview/llagentcamera.h
+++ b/indra/newview/llagentcamera.h
@@ -33,32 +33,12 @@
 #ifndef LL_LLAGENTCAMERA_H
 #define LL_LLAGENTCAMERA_H
 
-#include "indra_constants.h"
-#include "llevent.h" 				// LLObservable base class
-#include "llagent.h"
-#include "llagentaccess.h"
-#include "llagentconstants.h"
-#include "llagentdata.h" 			// gAgentID, gAgentSessionID
-#include "llcharacter.h" 			// LLAnimPauseRequest
 #include "llfollowcam.h" 			// Ventrella
 #include "llhudeffectlookat.h" 		// EPointAtType
 #include "llhudeffectpointat.h" 	// ELookAtType
-#include "llpointer.h"
-#include "lluicolor.h"
-#include "llvoavatardefines.h"
 
-class LLChat;
-class LLVOAvatarSelf;
-class LLViewerRegion;
-class LLMotion;
-class LLToolset;
-class LLMessageSystem;
-class LLPermissions;
-class LLHost;
-class LLFriendObserver;
 class LLPickInfo;
-class LLViewerObject;
-class LLAgentDropGroupViewerNode;
+class LLVOAvatarSelf;
 
 //--------------------------------------------------------------------
 // Types
@@ -176,42 +156,6 @@ private:
 	LLVector3		mCameraUpVector;				// Camera's up direction in world coordinates (determines the 'roll' of the view)
 
 	//--------------------------------------------------------------------
-	// Orbit
-	//--------------------------------------------------------------------
-public:
-	void			setOrbitLeftKey(F32 mag)	{ mOrbitLeftKey = mag; }
-	void			setOrbitRightKey(F32 mag)	{ mOrbitRightKey = mag; }
-	void			setOrbitUpKey(F32 mag)		{ mOrbitUpKey = mag; }
-	void			setOrbitDownKey(F32 mag)	{ mOrbitDownKey = mag; }
-	void			setOrbitInKey(F32 mag)		{ mOrbitInKey = mag; }
-	void			setOrbitOutKey(F32 mag)		{ mOrbitOutKey = mag; }
-private:
-	F32				mOrbitLeftKey;
-	F32				mOrbitRightKey;
-	F32				mOrbitUpKey;
-	F32				mOrbitDownKey;
-	F32				mOrbitInKey;
-	F32				mOrbitOutKey;
-
-	//--------------------------------------------------------------------
-	// Pan
-	//--------------------------------------------------------------------
-public:
-	void			setPanLeftKey(F32 mag)		{ mPanLeftKey = mag; }
-	void			setPanRightKey(F32 mag)		{ mPanRightKey = mag; }
-	void			setPanUpKey(F32 mag)		{ mPanUpKey = mag; }
-	void			setPanDownKey(F32 mag)		{ mPanDownKey = mag; }
-	void			setPanInKey(F32 mag)		{ mPanInKey = mag; }
-	void			setPanOutKey(F32 mag)		{ mPanOutKey = mag; }
-private:
-	F32				mPanUpKey;						
-	F32				mPanDownKey;					
-	F32				mPanLeftKey;					
-	F32				mPanRightKey;					
-	F32				mPanInKey;
-	F32				mPanOutKey;	
-	
-	//--------------------------------------------------------------------
 	// Follow
 	//--------------------------------------------------------------------
 public:
@@ -358,6 +302,97 @@ private:
 public:
 	F32				mHUDTargetZoom;	// Target zoom level for HUD objects (used when editing)
 	F32				mHUDCurZoom; 	// Current animated zoom level for HUD objects
+
+
+/********************************************************************************
+ **                                                                            **
+ **                    KEYS
+ **/
+
+public:
+	S32				getAtKey() const		{ return mAtKey; }
+	S32				getWalkKey() const		{ return mWalkKey; }
+	S32				getLeftKey() const		{ return mLeftKey; }
+	S32				getUpKey() const		{ return mUpKey; }
+	F32				getYawKey() const		{ return mYawKey; }
+	F32				getPitchKey() const		{ return mPitchKey; }
+
+	void			setAtKey(S32 mag)		{ mAtKey = mag; }
+	void			setWalkKey(S32 mag)		{ mWalkKey = mag; }
+	void			setLeftKey(S32 mag)		{ mLeftKey = mag; }
+	void			setUpKey(S32 mag)		{ mUpKey = mag; }
+	void			setYawKey(F32 mag)		{ mYawKey = mag; }
+	void			setPitchKey(F32 mag)	{ mPitchKey = mag; }
+
+	void			clearGeneralKeys();
+	static S32		directionToKey(S32 direction); // Changes direction to -1/0/1
+
+private:
+	S32 			mAtKey;				// Either 1, 0, or -1. Indicates that movement key is pressed
+	S32				mWalkKey; 			// Like AtKey, but causes less forward thrust
+	S32 			mLeftKey;
+	S32				mUpKey;
+	F32				mYawKey;
+	F32				mPitchKey;
+
+	//--------------------------------------------------------------------
+	// Orbit
+	//--------------------------------------------------------------------
+public:
+	F32				getOrbitLeftKey() const		{ return mOrbitLeftKey; }
+	F32				getOrbitRightKey() const	{ return mOrbitRightKey; }
+	F32				getOrbitUpKey() const		{ return mOrbitUpKey; }
+	F32				getOrbitDownKey() const		{ return mOrbitDownKey; }
+	F32				getOrbitInKey() const		{ return mOrbitInKey; }
+	F32				getOrbitOutKey() const		{ return mOrbitOutKey; }
+
+	void			setOrbitLeftKey(F32 mag)	{ mOrbitLeftKey = mag; }
+	void			setOrbitRightKey(F32 mag)	{ mOrbitRightKey = mag; }
+	void			setOrbitUpKey(F32 mag)		{ mOrbitUpKey = mag; }
+	void			setOrbitDownKey(F32 mag)	{ mOrbitDownKey = mag; }
+	void			setOrbitInKey(F32 mag)		{ mOrbitInKey = mag; }
+	void			setOrbitOutKey(F32 mag)		{ mOrbitOutKey = mag; }
+
+	void			clearOrbitKeys();
+private:
+	F32				mOrbitLeftKey;
+	F32				mOrbitRightKey;
+	F32				mOrbitUpKey;
+	F32				mOrbitDownKey;
+	F32				mOrbitInKey;
+	F32				mOrbitOutKey;
+
+	//--------------------------------------------------------------------
+	// Pan
+	//--------------------------------------------------------------------
+public:
+	F32				getPanLeftKey() const		{ return mPanLeftKey; }
+	F32				getPanRightKey() const	{ return mPanRightKey; }
+	F32				getPanUpKey() const		{ return mPanUpKey; }
+	F32				getPanDownKey() const		{ return mPanDownKey; }
+	F32				getPanInKey() const		{ return mPanInKey; }
+	F32				getPanOutKey() const		{ return mPanOutKey; }
+
+	void			setPanLeftKey(F32 mag)		{ mPanLeftKey = mag; }
+	void			setPanRightKey(F32 mag)		{ mPanRightKey = mag; }
+	void			setPanUpKey(F32 mag)		{ mPanUpKey = mag; }
+	void			setPanDownKey(F32 mag)		{ mPanDownKey = mag; }
+	void			setPanInKey(F32 mag)		{ mPanInKey = mag; }
+	void			setPanOutKey(F32 mag)		{ mPanOutKey = mag; }
+
+	void			clearPanKeys();
+private:
+	F32				mPanUpKey;						
+	F32				mPanDownKey;					
+	F32				mPanLeftKey;					
+	F32				mPanRightKey;					
+	F32				mPanInKey;
+	F32				mPanOutKey;
+
+/**                    Keys
+ **                                                                            **
+ *******************************************************************************/
+
 };
 
 extern LLAgentCamera gAgentCamera;
diff --git a/indra/newview/llagentwearables.cpp b/indra/newview/llagentwearables.cpp
index 1fb4cff31a..2bc6d28daa 100644
--- a/indra/newview/llagentwearables.cpp
+++ b/indra/newview/llagentwearables.cpp
@@ -31,102 +31,33 @@
  */
 
 #include "llviewerprecompiledheaders.h"
+#include "llagentwearables.h"
 
+#include "llaccordionctrltab.h"
 #include "llagent.h"
 #include "llagentcamera.h"
-#include "llagentwearables.h"
-
+#include "llagentwearablesfetch.h"
+#include "llappearancemgr.h"
 #include "llcallbacklist.h"
 #include "llfloatercustomize.h"
+#include "llfolderview.h"
+#include "llgesturemgr.h"
 #include "llinventorybridge.h"
+#include "llinventoryfunctions.h"
 #include "llinventoryobserver.h"
 #include "llinventorypanel.h"
+#include "llmd5.h"
 #include "llnotificationsutil.h"
+#include "llpaneloutfitsinventory.h"
+#include "llsidetray.h"
+#include "lltexlayer.h"
 #include "llviewerregion.h"
 #include "llvoavatarself.h"
 #include "llwearable.h"
 #include "llwearablelist.h"
-#include "llgesturemgr.h"
-#include "llappearancemgr.h"
-#include "lltexlayer.h"
-#include "llsidetray.h"
-#include "llpaneloutfitsinventory.h"
-#include "llfolderview.h"
-#include "llaccordionctrltab.h"
 
 #include <boost/scoped_ptr.hpp>
 
-//--------------------------------------------------------------------
-// Classes for fetching initial wearables data
-//--------------------------------------------------------------------
-// Outfit folder fetching callback structure.
-class LLInitialWearablesFetch : public LLInventoryFetchDescendentsObserver
-{
-public:
-	LLInitialWearablesFetch() {}
-	~LLInitialWearablesFetch();
-	virtual void done();
-
-	struct InitialWearableData
-	{
-		EWearableType mType;
-		LLUUID mItemID;
-		LLUUID mAssetID;
-		InitialWearableData(EWearableType type, LLUUID& itemID, LLUUID& assetID) :
-			mType(type),
-			mItemID(itemID),
-			mAssetID(assetID)
-		{}
-	};
-
-	typedef std::vector<InitialWearableData> initial_wearable_data_vec_t;
-	initial_wearable_data_vec_t mCOFInitialWearables; // Wearables from the Current Outfit Folder
-	initial_wearable_data_vec_t mAgentInitialWearables; // Wearables from the old agent wearables msg
-
-protected:
-	void processWearablesMessage();
-	void processContents();
-};
-
-class LLLibraryOutfitsFetch : public LLInventoryFetchDescendentsObserver
-{
-public:
-	enum ELibraryOutfitFetchStep {
-		LOFS_FOLDER = 0,
-		LOFS_OUTFITS,
-		LOFS_LIBRARY,
-		LOFS_IMPORTED,
-		LOFS_CONTENTS
-	};
-	LLLibraryOutfitsFetch() : mCurrFetchStep(LOFS_FOLDER), mOutfitsPopulated(false) 
-	{
-		mMyOutfitsID = LLUUID::null;
-		mClothingID = LLUUID::null;
-		mLibraryClothingID = LLUUID::null;
-		mImportedClothingID = LLUUID::null;
-		mImportedClothingName = "Imported Library Clothing";
-	}
-	~LLLibraryOutfitsFetch() {}
-	virtual void done();
-	void doneIdle();
-	LLUUID mMyOutfitsID;
-	void importedFolderFetch();
-protected:
-	void folderDone(void);
-	void outfitsDone(void);
-	void libraryDone(void);
-	void importedFolderDone(void);
-	void contentsDone(void);
-	enum ELibraryOutfitFetchStep mCurrFetchStep;
-	uuid_vec_t mLibraryClothingFolders;
-	uuid_vec_t mImportedClothingFolders;
-	bool mOutfitsPopulated;
-	LLUUID mClothingID;
-	LLUUID mLibraryClothingID;
-	LLUUID mImportedClothingID;
-	std::string mImportedClothingName;
-};
-
 LLAgentWearables gAgentWearables;
 
 BOOL LLAgentWearables::mInitialWearablesUpdateReceived = FALSE;
@@ -1013,8 +944,7 @@ void LLAgentWearables::processAgentInitialWearablesUpdate(LLMessageSystem* mesgs
 				
 				// Store initial wearables data until we know whether we have the current outfit folder or need to use the data.
 				LLInitialWearablesFetch::InitialWearableData wearable_data(type, item_id, asset_id); // MULTI-WEARABLE: update
-				outfit->mAgentInitialWearables.push_back(wearable_data);
-				
+				outfit->add(wearable_data);
 			}
 			
 			lldebugs << "       " << LLWearableDictionary::getTypeLabel(type) << llendl;
@@ -1514,6 +1444,7 @@ void LLAgentWearables::removeWearable(const EWearableType type, bool do_remove_a
 			{
 				LLSD payload;
 				payload["wearable_type"] = (S32)type;
+				payload["wearable_index"] = (S32)index;
 				// Bring up view-modal dialog: Save changes? Yes, No, Cancel
 				LLNotificationsUtil::add("WearableSave", LLSD(), payload, &LLAgentWearables::onRemoveWearableDialog);
 				return;
@@ -1527,22 +1458,21 @@ void LLAgentWearables::removeWearable(const EWearableType type, bool do_remove_a
 }
 
 
-// MULTI_WEARABLE: assuming one wearable per type.
-// MULTI_WEARABLE: hardwiring 0th elt for now - notification needs to change.
 // static 
 bool LLAgentWearables::onRemoveWearableDialog(const LLSD& notification, const LLSD& response)
 {
 	S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
 	EWearableType type = (EWearableType)notification["payload"]["wearable_type"].asInteger();
+	S32 index = (S32)notification["payload"]["wearable_index"].asInteger();
 	switch(option)
 	{
 		case 0:  // "Save"
-			gAgentWearables.saveWearable(type, 0);
-			gAgentWearables.removeWearableFinal(type, false, 0);
+			gAgentWearables.saveWearable(type, index);
+			gAgentWearables.removeWearableFinal(type, false, index);
 			break;
 
 		case 1:  // "Don't Save"
-			gAgentWearables.removeWearableFinal(type, false, 0);
+			gAgentWearables.removeWearableFinal(type, false, index);
 			break;
 
 		case 2: // "Cancel"
@@ -1601,23 +1531,19 @@ void LLAgentWearables::setWearableOutfit(const LLInventoryItem::item_array_t& it
 {
 	llinfos << "setWearableOutfit() start" << llendl;
 
-	BOOL wearables_to_remove[WT_COUNT];
-	wearables_to_remove[WT_SHAPE]		= FALSE;
-	wearables_to_remove[WT_SKIN]		= FALSE;
-	wearables_to_remove[WT_HAIR]		= FALSE;
-	wearables_to_remove[WT_EYES]		= FALSE;
-	wearables_to_remove[WT_SHIRT]		= remove;
-	wearables_to_remove[WT_PANTS]		= remove;
-	wearables_to_remove[WT_SHOES]		= remove;
-	wearables_to_remove[WT_SOCKS]		= remove;
-	wearables_to_remove[WT_JACKET]		= remove;
-	wearables_to_remove[WT_GLOVES]		= remove;
-	wearables_to_remove[WT_UNDERSHIRT]	= (!gAgent.isTeen()) & remove;
-	wearables_to_remove[WT_UNDERPANTS]	= (!gAgent.isTeen()) & remove;
-	wearables_to_remove[WT_SKIRT]		= remove;
-	wearables_to_remove[WT_ALPHA]		= remove;
-	wearables_to_remove[WT_TATTOO]		= remove;
-
+	// TODO: Removed check for ensuring that teens don't remove undershirt and underwear. Handle later
+	if (remove)
+	{
+		// note: shirt is the first non-body part wearable item. Update if wearable order changes.
+		// This loop should remove all clothing, but not any body parts
+		for (S32 type = 0; type < (S32)WT_COUNT; type++)
+		{
+			if (LLWearableDictionary::getAssetType((EWearableType)type) == LLAssetType::AT_CLOTHING)
+			{
+				removeWearable((EWearableType)type, true, 0);
+			}
+		}
+	}
 
 	S32 count = wearables.count();
 	llassert(items.count() == count);
@@ -1632,77 +1558,26 @@ void LLAgentWearables::setWearableOutfit(const LLInventoryItem::item_array_t& it
 		if (new_wearable)
 		{
 			const EWearableType type = new_wearable->getType();
-			wearables_to_remove[type] = FALSE;
+		
+			new_wearable->setName(new_item->getName());
+			new_wearable->setItemID(new_item->getUUID());
 
-			// MULTI_WEARABLE: using 0th
-			LLWearable* old_wearable = getWearable(type, 0);
-			if (old_wearable)
+			if (LLWearableDictionary::getAssetType(type) == LLAssetType::AT_BODYPART)
 			{
-				// Special case where you're putting on a wearable that has the same assetID
-				// as the previous (e.g. wear a shirt then wear a copy of that shirt) since in this
-				// case old_wearable == new_wearable.
-				if (old_wearable == new_wearable)
-				{
-					old_wearable->setLabelUpdated();
-					new_wearable->setName(new_item->getName());
-					new_wearable->setItemID(new_item->getUUID());
-				}
-
-				const LLUUID& old_item_id = getWearableItemID(type, 0);
-				if ((old_wearable->getAssetID() == new_wearable->getAssetID()) &&
-				    (old_item_id == new_item->getUUID()))
-				{
-					lldebugs << "No change to wearable asset and item: " << LLWearableDictionary::getInstance()->getWearableEntry(type) << llendl;
-					continue;
-				}
-				
-				// Assumes existing wearables are not dirty.
-				if (old_wearable->isDirty())
-				{
-					llassert(0);
-					continue;
-				}
+				// exactly one wearable per body part
+				setWearable(type,0,new_wearable);
 			}
-			
-			new_wearable->setItemID(new_item->getUUID());
-			setWearable(type,0,new_wearable);
-		}
-	}
-
-	std::vector<LLWearable*> wearables_being_removed;
-
-	for (i = 0; i < WT_COUNT; i++)
-	{
-		if (wearables_to_remove[i])
-		{
-			// MULTI_WEARABLE: assuming 0th
-			LLWearable* wearable = getWearable((EWearableType)i, 0);
-			const LLUUID &item_id = getWearableItemID((EWearableType)i,0);
-			gInventory.addChangedMask(LLInventoryObserver::LABEL, item_id);
-			if (wearable)
+			else
 			{
-				wearables_being_removed.push_back(wearable);
+				pushWearable(type,new_wearable);
 			}
-			removeWearable((EWearableType)i,true,0);
+			wearableUpdated(new_wearable);
+			checkWearableAgainstInventory(new_wearable);
 		}
 	}
 
 	gInventory.notifyObservers();
 
-
-	std::vector<LLWearable*>::iterator wearable_iter;
-
-	for (wearable_iter = wearables_being_removed.begin(); 
-		 wearable_iter != wearables_being_removed.end();
-		 ++wearable_iter)
-	{
-		LLWearable* wearablep = *wearable_iter;
-		if (wearablep)
-		{
-			wearablep->removeFromAvatar(TRUE);
-		}
-	}
-
 	if (isAgentAvatarValid())
 	{
 		gAgentAvatarp->setCompositeUpdatesEnabled(TRUE);
@@ -1766,6 +1641,7 @@ bool LLAgentWearables::onSetWearableDialog(const LLSD& notification, const LLSD&
 {
 	S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
 	LLInventoryItem* new_item = gInventory.getItem(notification["payload"]["item_id"].asUUID());
+	U32 index = gAgentWearables.getWearableIndex(wearable);
 	if (!new_item)
 	{
 		delete wearable;
@@ -1775,8 +1651,7 @@ bool LLAgentWearables::onSetWearableDialog(const LLSD& notification, const LLSD&
 	switch(option)
 	{
 		case 0:  // "Save"
-// MULTI_WEARABLE: assuming 0th
-			gAgentWearables.saveWearable(wearable->getType(),0);
+			gAgentWearables.saveWearable(wearable->getType(),index);
 			gAgentWearables.setWearableFinal(new_item, wearable);
 			break;
 
@@ -1866,30 +1741,35 @@ void LLAgentWearables::queryWearableCache()
 	for (U8 baked_index = 0; baked_index < BAKED_NUM_INDICES; baked_index++)
 	{
 		const LLVOAvatarDictionary::BakedEntry *baked_dict = LLVOAvatarDictionary::getInstance()->getBakedTexture((EBakedTextureIndex)baked_index);
-		LLUUID hash;
+		LLMD5 hash;
+		bool hash_computed = false;
 		for (U8 i=0; i < baked_dict->mWearables.size(); i++)
 		{
 			const EWearableType baked_type = baked_dict->mWearables[i];
-			// MULTI_WEARABLE: not order-dependent
 			const U32 num_wearables = getWearableCount(baked_type);
 			for (U32 index = 0; index < num_wearables; ++index)
 			{
 				const LLWearable* wearable = getWearable(baked_type,index);
 				if (wearable)
 				{
-					hash ^= wearable->getAssetID();
+					LLUUID asset_id = wearable->getAssetID();
+					hash.update((const unsigned char*)asset_id.mData, UUID_BYTES);
+					hash_computed = true;
 				}
 			}
 		}
-		if (hash.notNull())
+		hash.finalize();
+		if (hash_computed)
 		{
-			hash ^= baked_dict->mWearablesHashID;
+			LLUUID hash_id;
+			hash.raw_digest(hash_id.mData);
+			hash_id ^= baked_dict->mWearablesHashID;
 			num_queries++;
 			// *NOTE: make sure at least one request gets packed
 
 			//llinfos << "Requesting texture for hash " << hash << " in baked texture slot " << baked_index << llendl;
 			gMessageSystem->nextBlockFast(_PREHASH_WearableData);
-			gMessageSystem->addUUIDFast(_PREHASH_ID, hash);
+			gMessageSystem->addUUIDFast(_PREHASH_ID, hash_id);
 			gMessageSystem->addU8Fast(_PREHASH_TextureIndex, (U8)baked_index);
 		}
 
@@ -2189,463 +2069,3 @@ void LLAgentWearables::populateMyOutfitsFolder(void)
 		outfits->done();
 	}
 }
-
-void LLLibraryOutfitsFetch::done()
-{
-	// Delay this until idle() routine, since it's a heavy operation and
-	// we also can't have it run within notifyObservers.
-	doOnIdle(boost::bind(&LLLibraryOutfitsFetch::doneIdle,this));
-	gInventory.removeObserver(this); // Prevent doOnIdle from being added twice.
-}
-
-void LLLibraryOutfitsFetch::doneIdle()
-{
-	gInventory.addObserver(this); // Add this back in since it was taken out during ::done()
-	
-	switch (mCurrFetchStep)
-	{
-		case LOFS_FOLDER:
-			folderDone();
-			mCurrFetchStep = LOFS_OUTFITS;
-			break;
-		case LOFS_OUTFITS:
-			outfitsDone();
-			mCurrFetchStep = LOFS_LIBRARY;
-			break;
-		case LOFS_LIBRARY:
-			libraryDone();
-			mCurrFetchStep = LOFS_IMPORTED;
-			break;
-		case LOFS_IMPORTED:
-			importedFolderDone();
-			mCurrFetchStep = LOFS_CONTENTS;
-			break;
-		case LOFS_CONTENTS:
-			contentsDone();
-			break;
-		default:
-			llwarns << "Got invalid state for outfit fetch: " << mCurrFetchStep << llendl;
-			mOutfitsPopulated = TRUE;
-			break;
-	}
-
-	// We're completely done.  Cleanup.
-	if (mOutfitsPopulated)
-	{
-		gInventory.removeObserver(this);
-		delete this;
-		return;
-	}
-}
-
-void LLLibraryOutfitsFetch::folderDone(void)
-{
-	LLInventoryModel::cat_array_t cat_array;
-	LLInventoryModel::item_array_t wearable_array;
-	gInventory.collectDescendents(mMyOutfitsID, cat_array, wearable_array, 
-								  LLInventoryModel::EXCLUDE_TRASH);
-	// Early out if we already have items in My Outfits.
-	if (cat_array.count() > 0 || wearable_array.count() > 0)
-	{
-		mOutfitsPopulated = true;
-		return;
-	}
-
-	mClothingID = gInventory.findCategoryUUIDForType(LLFolderType::FT_CLOTHING);
-	mLibraryClothingID = gInventory.findCategoryUUIDForType(LLFolderType::FT_CLOTHING, false, true);
-
-	// If Library->Clothing->Initial Outfits exists, use that.
-	LLNameCategoryCollector matchFolderFunctor("Initial Outfits");
-	gInventory.collectDescendentsIf(mLibraryClothingID,
-									cat_array, wearable_array, 
-									LLInventoryModel::EXCLUDE_TRASH,
-									matchFolderFunctor);
-	if (cat_array.count() > 0)
-	{
-		const LLViewerInventoryCategory *cat = cat_array.get(0);
-		mLibraryClothingID = cat->getUUID();
-	}
-
-	mCompleteFolders.clear();
-	
-	// Get the complete information on the items in the inventory.
-	uuid_vec_t folders;
-	folders.push_back(mClothingID);
-	folders.push_back(mLibraryClothingID);
-	fetchDescendents(folders);
-	if (isEverythingComplete())
-	{
-		done();
-	}
-}
-
-void LLLibraryOutfitsFetch::outfitsDone(void)
-{
-	LLInventoryModel::cat_array_t cat_array;
-	LLInventoryModel::item_array_t wearable_array;
-	uuid_vec_t folders;
-	
-	// Collect the contents of the Library's Clothing folder
-	gInventory.collectDescendents(mLibraryClothingID, cat_array, wearable_array, 
-								  LLInventoryModel::EXCLUDE_TRASH);
-	
-	llassert(cat_array.count() > 0);
-	for (LLInventoryModel::cat_array_t::const_iterator iter = cat_array.begin();
-		 iter != cat_array.end();
-		 ++iter)
-	{
-		const LLViewerInventoryCategory *cat = iter->get();
-		
-		// Get the names and id's of every outfit in the library, skip "Ruth"
-		// because it's a low quality legacy outfit
-		if (cat->getName() != "Ruth")
-		{
-			// Get the name of every outfit in the library 
-			folders.push_back(cat->getUUID());
-			mLibraryClothingFolders.push_back(cat->getUUID());
-		}
-	}
-	cat_array.clear();
-	wearable_array.clear();
-
-	// Check if you already have an "Imported Library Clothing" folder
-	LLNameCategoryCollector matchFolderFunctor(mImportedClothingName);
-	gInventory.collectDescendentsIf(mClothingID, 
-									cat_array, wearable_array, 
-									LLInventoryModel::EXCLUDE_TRASH,
-									matchFolderFunctor);
-	if (cat_array.size() > 0)
-	{
-		const LLViewerInventoryCategory *cat = cat_array.get(0);
-		mImportedClothingID = cat->getUUID();
-	}
-	
-	mCompleteFolders.clear();
-	
-	fetchDescendents(folders);
-	if (isEverythingComplete())
-	{
-		done();
-	}
-}
-
-class LLLibraryOutfitsCopyDone: public LLInventoryCallback
-{
-public:
-	LLLibraryOutfitsCopyDone(LLLibraryOutfitsFetch * fetcher):
-	mFireCount(0), mLibraryOutfitsFetcher(fetcher)
-	{
-	}
-	
-	virtual ~LLLibraryOutfitsCopyDone()
-	{
-		if (!LLApp::isExiting() && mLibraryOutfitsFetcher)
-		{
-			gInventory.addObserver(mLibraryOutfitsFetcher);
-			mLibraryOutfitsFetcher->done();
-		}
-	}
-	
-	/* virtual */ void fire(const LLUUID& inv_item)
-	{
-		mFireCount++;
-	}
-private:
-	U32 mFireCount;
-	LLLibraryOutfitsFetch * mLibraryOutfitsFetcher;
-};
-
-// Copy the clothing folders from the library into the imported clothing folder
-void LLLibraryOutfitsFetch::libraryDone(void)
-{
-	if (mImportedClothingID != LLUUID::null)
-	{
-		// Skip straight to fetching the contents of the imported folder
-		importedFolderFetch();
-		return;
-	}
-
-	// Remove observer; next autopopulation step will be triggered externally by LLLibraryOutfitsCopyDone.
-	gInventory.removeObserver(this);
-	
-	LLPointer<LLInventoryCallback> copy_waiter = new LLLibraryOutfitsCopyDone(this);
-	mImportedClothingID = gInventory.createNewCategory(mClothingID,
-													   LLFolderType::FT_NONE,
-													   mImportedClothingName);
-	// Copy each folder from library into clothing unless it already exists.
-	for (uuid_vec_t::const_iterator iter = mLibraryClothingFolders.begin();
-		 iter != mLibraryClothingFolders.end();
-		 ++iter)
-	{
-		const LLUUID& src_folder_id = (*iter); // Library clothing folder ID
-		const LLViewerInventoryCategory *cat = gInventory.getCategory(src_folder_id);
-		if (!cat)
-		{
-			llwarns << "Library folder import for uuid:" << src_folder_id << " failed to find folder." << llendl;
-			continue;
-		}
-		
-		if (!LLAppearanceMgr::getInstance()->getCanMakeFolderIntoOutfit(src_folder_id))
-		{
-			llinfos << "Skipping non-outfit folder name:" << cat->getName() << llendl;
-			continue;
-		}
-		
-		// Don't copy the category if it already exists.
-		LLNameCategoryCollector matchFolderFunctor(cat->getName());
-		LLInventoryModel::cat_array_t cat_array;
-		LLInventoryModel::item_array_t wearable_array;
-		gInventory.collectDescendentsIf(mImportedClothingID, 
-										cat_array, wearable_array, 
-										LLInventoryModel::EXCLUDE_TRASH,
-										matchFolderFunctor);
-		if (cat_array.size() > 0)
-		{
-			continue;
-		}
-
-		LLUUID dst_folder_id = gInventory.createNewCategory(mImportedClothingID,
-															LLFolderType::FT_NONE,
-															cat->getName());
-		LLAppearanceMgr::getInstance()->shallowCopyCategoryContents(src_folder_id, dst_folder_id, copy_waiter);
-	}
-}
-
-void LLLibraryOutfitsFetch::importedFolderFetch(void)
-{
-	// Fetch the contents of the Imported Clothing Folder
-	uuid_vec_t folders;
-	folders.push_back(mImportedClothingID);
-	
-	mCompleteFolders.clear();
-	
-	fetchDescendents(folders);
-	if (isEverythingComplete())
-	{
-		done();
-	}
-}
-
-void LLLibraryOutfitsFetch::importedFolderDone(void)
-{
-	LLInventoryModel::cat_array_t cat_array;
-	LLInventoryModel::item_array_t wearable_array;
-	uuid_vec_t folders;
-	
-	// Collect the contents of the Imported Clothing folder
-	gInventory.collectDescendents(mImportedClothingID, cat_array, wearable_array, 
-								  LLInventoryModel::EXCLUDE_TRASH);
-	
-	for (LLInventoryModel::cat_array_t::const_iterator iter = cat_array.begin();
-		 iter != cat_array.end();
-		 ++iter)
-	{
-		const LLViewerInventoryCategory *cat = iter->get();
-		
-		// Get the name of every imported outfit
-		folders.push_back(cat->getUUID());
-		mImportedClothingFolders.push_back(cat->getUUID());
-	}
-	
-	mCompleteFolders.clear();
-	fetchDescendents(folders);
-	if (isEverythingComplete())
-	{
-		done();
-	}
-}
-
-void LLLibraryOutfitsFetch::contentsDone(void)
-{		
-	LLInventoryModel::cat_array_t cat_array;
-	LLInventoryModel::item_array_t wearable_array;
-	
-	for (uuid_vec_t::const_iterator folder_iter = mImportedClothingFolders.begin();
-		 folder_iter != mImportedClothingFolders.end();
-		 ++folder_iter)
-	{
-		const LLUUID &folder_id = (*folder_iter);
-		const LLViewerInventoryCategory *cat = gInventory.getCategory(folder_id);
-		if (!cat)
-		{
-			llwarns << "Library folder import for uuid:" << folder_id << " failed to find folder." << llendl;
-			continue;
-		}
-		
-		// First, make a folder in the My Outfits directory.
-		LLUUID new_outfit_folder_id = gInventory.createNewCategory(mMyOutfitsID, LLFolderType::FT_OUTFIT, cat->getName());
-		
-		cat_array.clear();
-		wearable_array.clear();
-		// Collect the contents of each imported clothing folder, so we can create new outfit links for it
-		gInventory.collectDescendents(folder_id, cat_array, wearable_array, 
-									  LLInventoryModel::EXCLUDE_TRASH);
-		
-		for (LLInventoryModel::item_array_t::const_iterator wearable_iter = wearable_array.begin();
-			 wearable_iter != wearable_array.end();
-			 ++wearable_iter)
-		{
-			const LLViewerInventoryItem *item = wearable_iter->get();
-			link_inventory_item(gAgent.getID(),
-								item->getLinkedUUID(),
-								new_outfit_folder_id,
-								item->getName(),
-								LLAssetType::AT_LINK,
-								NULL);
-		}
-	}
-
-	mOutfitsPopulated = true;
-}
-
-//--------------------------------------------------------------------
-// InitialWearablesFetch
-// 
-// This grabs contents from the COF and processes them.
-// The processing is handled in idle(), i.e. outside of done(),
-// to avoid gInventory.notifyObservers recursion.
-//--------------------------------------------------------------------
-
-LLInitialWearablesFetch::~LLInitialWearablesFetch()
-{
-}
-
-// virtual
-void LLInitialWearablesFetch::done()
-{
-	// Delay processing the actual results of this so it's not handled within
-	// gInventory.notifyObservers.  The results will be handled in the next
-	// idle tick instead.
-	gInventory.removeObserver(this);
-	doOnIdle(boost::bind(&LLInitialWearablesFetch::processContents,this));
-}
-
-void LLInitialWearablesFetch::processContents()
-{
-	// Fetch the wearable items from the Current Outfit Folder
-	LLInventoryModel::cat_array_t cat_array;
-	LLInventoryModel::item_array_t wearable_array;
-	LLFindWearables is_wearable;
-	gInventory.collectDescendentsIf(mCompleteFolders.front(), cat_array, wearable_array, 
-									LLInventoryModel::EXCLUDE_TRASH, is_wearable);
-
-	LLAppearanceMgr::instance().setAttachmentInvLinkEnable(true);
-	if (wearable_array.count() > 0)
-	{
-		LLAppearanceMgr::instance().updateAppearanceFromCOF();
-	}
-	else
-	{
-		// if we're constructing the COF from the wearables message, we don't have a proper outfit link
-		LLAppearanceMgr::instance().setOutfitDirty(true);
-		processWearablesMessage();
-	}
-	delete this;
-}
-
-class LLFetchAndLinkObserver: public LLInventoryFetchObserver
-{
-public:
-	LLFetchAndLinkObserver(LLInventoryFetchObserver::item_ref_t& ids):
-		m_ids(ids),
-		LLInventoryFetchObserver(true) // retry for missing items
-	{
-	}
-	~LLFetchAndLinkObserver()
-	{
-	}
-	virtual void done()
-	{
-		gInventory.removeObserver(this);
-
-		// Link to all fetched items in COF.
-		LLPointer<LLInventoryCallback> link_waiter = new LLUpdateAppearanceOnDestroy;
-		for (LLInventoryFetchObserver::item_ref_t::iterator it = m_ids.begin();
-			 it != m_ids.end();
-			 ++it)
-		{
-			LLUUID id = *it;
-			LLViewerInventoryItem *item = gInventory.getItem(*it);
-			if (!item)
-			{
-				llwarns << "fetch failed!" << llendl;
-				continue;
-			}
-
-			link_inventory_item(gAgent.getID(),
-								item->getLinkedUUID(),
-								LLAppearanceMgr::instance().getCOF(),
-								item->getName(),
-								LLAssetType::AT_LINK,
-								link_waiter);
-		}
-	}
-private:
-	LLInventoryFetchObserver::item_ref_t m_ids;
-};
-
-void LLInitialWearablesFetch::processWearablesMessage()
-{
-	if (!mAgentInitialWearables.empty()) // We have an empty current outfit folder, use the message data instead.
-	{
-		const LLUUID current_outfit_id = LLAppearanceMgr::instance().getCOF();
-		LLInventoryFetchObserver::item_ref_t ids;
-		for (U8 i = 0; i < mAgentInitialWearables.size(); ++i)
-		{
-			// Populate the current outfit folder with links to the wearables passed in the message
-			InitialWearableData *wearable_data = new InitialWearableData(mAgentInitialWearables[i]); // This will be deleted in the callback.
-			
-			if (wearable_data->mAssetID.notNull())
-			{
-				ids.push_back(wearable_data->mItemID);
-			}
-			else
-			{
-				llinfos << "Invalid wearable, type " << wearable_data->mType << " itemID "
-				<< wearable_data->mItemID << " assetID " << wearable_data->mAssetID << llendl;
-				delete wearable_data;
-			}
-		}
-
-		// Add all current attachments to the requested items as well.
-		if (isAgentAvatarValid())
-		{
-			for (LLVOAvatar::attachment_map_t::const_iterator iter = gAgentAvatarp->mAttachmentPoints.begin(); 
-				 iter != gAgentAvatarp->mAttachmentPoints.end(); ++iter)
-			{
-				LLViewerJointAttachment* attachment = iter->second;
-				if (!attachment) continue;
-				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) continue;
-					const LLUUID& item_id = attached_object->getItemID();
-					if (item_id.isNull()) continue;
-					ids.push_back(item_id);
-				}
-			}
-		}
-
-		// Need to fetch the inventory items for ids, then create links to them after they arrive.
-		LLFetchAndLinkObserver *fetcher = new LLFetchAndLinkObserver(ids);
-		fetcher->fetchItems(ids);
-		// If no items to be fetched, done will never be triggered.
-		// TODO: Change LLInventoryFetchObserver::fetchItems to trigger done() on this condition.
-		if (fetcher->isEverythingComplete())
-		{
-			fetcher->done();
-		}
-		else
-		{
-			gInventory.addObserver(fetcher);
-		}
-	}
-	else
-	{
-		LL_WARNS("Wearables") << "No current outfit folder items found and no initial wearables fallback message received." << LL_ENDL;
-	}
-}
-
-
diff --git a/indra/newview/llagentwearablesfetch.cpp b/indra/newview/llagentwearablesfetch.cpp
new file mode 100644
index 0000000000..45274a8e2c
--- /dev/null
+++ b/indra/newview/llagentwearablesfetch.cpp
@@ -0,0 +1,516 @@
+/** 
+ * @file llagentwearablesfetch.cpp
+ * @brief LLAgentWearblesFetch class implementation
+ *
+ * $LicenseInfo:firstyear=2001&license=viewergpl$
+ * 
+ * Copyright (c) 2001-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+#include "llagentwearablesfetch.h"
+
+#include "llagent.h"
+#include "llagentwearables.h"
+#include "llappearancemgr.h"
+#include "llinventoryfunctions.h"
+#include "llvoavatarself.h"
+
+LLInitialWearablesFetch::LLInitialWearablesFetch()
+{
+}
+
+LLInitialWearablesFetch::~LLInitialWearablesFetch()
+{
+}
+
+// virtual
+void LLInitialWearablesFetch::done()
+{
+	// Delay processing the actual results of this so it's not handled within
+	// gInventory.notifyObservers.  The results will be handled in the next
+	// idle tick instead.
+	gInventory.removeObserver(this);
+	doOnIdle(boost::bind(&LLInitialWearablesFetch::processContents,this));
+}
+
+void LLInitialWearablesFetch::add(InitialWearableData &data)
+
+{
+	mAgentInitialWearables.push_back(data);
+}
+
+void LLInitialWearablesFetch::processContents()
+{
+	// Fetch the wearable items from the Current Outfit Folder
+	LLInventoryModel::cat_array_t cat_array;
+	LLInventoryModel::item_array_t wearable_array;
+	LLFindWearables is_wearable;
+	gInventory.collectDescendentsIf(mCompleteFolders.front(), cat_array, wearable_array, 
+									LLInventoryModel::EXCLUDE_TRASH, is_wearable);
+
+	LLAppearanceMgr::instance().setAttachmentInvLinkEnable(true);
+	if (wearable_array.count() > 0)
+	{
+		LLAppearanceMgr::instance().updateAppearanceFromCOF();
+	}
+	else
+	{
+		// if we're constructing the COF from the wearables message, we don't have a proper outfit link
+		LLAppearanceMgr::instance().setOutfitDirty(true);
+		processWearablesMessage();
+	}
+	delete this;
+}
+
+class LLFetchAndLinkObserver: public LLInventoryFetchObserver
+{
+public:
+	LLFetchAndLinkObserver(LLInventoryFetchObserver::item_ref_t& ids):
+		m_ids(ids),
+		LLInventoryFetchObserver(true) // retry for missing items
+	{
+	}
+	~LLFetchAndLinkObserver()
+	{
+	}
+	virtual void done()
+	{
+		gInventory.removeObserver(this);
+
+		// Link to all fetched items in COF.
+		LLPointer<LLInventoryCallback> link_waiter = new LLUpdateAppearanceOnDestroy;
+		for (LLInventoryFetchObserver::item_ref_t::iterator it = m_ids.begin();
+			 it != m_ids.end();
+			 ++it)
+		{
+			LLUUID id = *it;
+			LLViewerInventoryItem *item = gInventory.getItem(*it);
+			if (!item)
+			{
+				llwarns << "fetch failed!" << llendl;
+				continue;
+			}
+
+			link_inventory_item(gAgent.getID(),
+								item->getLinkedUUID(),
+								LLAppearanceMgr::instance().getCOF(),
+								item->getName(),
+								LLAssetType::AT_LINK,
+								link_waiter);
+		}
+	}
+private:
+	LLInventoryFetchObserver::item_ref_t m_ids;
+};
+
+void LLInitialWearablesFetch::processWearablesMessage()
+{
+	if (!mAgentInitialWearables.empty()) // We have an empty current outfit folder, use the message data instead.
+	{
+		const LLUUID current_outfit_id = LLAppearanceMgr::instance().getCOF();
+		LLInventoryFetchObserver::item_ref_t ids;
+		for (U8 i = 0; i < mAgentInitialWearables.size(); ++i)
+		{
+			// Populate the current outfit folder with links to the wearables passed in the message
+			InitialWearableData *wearable_data = new InitialWearableData(mAgentInitialWearables[i]); // This will be deleted in the callback.
+			
+			if (wearable_data->mAssetID.notNull())
+			{
+				ids.push_back(wearable_data->mItemID);
+			}
+			else
+			{
+				llinfos << "Invalid wearable, type " << wearable_data->mType << " itemID "
+				<< wearable_data->mItemID << " assetID " << wearable_data->mAssetID << llendl;
+				delete wearable_data;
+			}
+		}
+
+		// Add all current attachments to the requested items as well.
+		if (isAgentAvatarValid())
+		{
+			for (LLVOAvatar::attachment_map_t::const_iterator iter = gAgentAvatarp->mAttachmentPoints.begin(); 
+				 iter != gAgentAvatarp->mAttachmentPoints.end(); ++iter)
+			{
+				LLViewerJointAttachment* attachment = iter->second;
+				if (!attachment) continue;
+				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) continue;
+					const LLUUID& item_id = attached_object->getItemID();
+					if (item_id.isNull()) continue;
+					ids.push_back(item_id);
+				}
+			}
+		}
+
+		// Need to fetch the inventory items for ids, then create links to them after they arrive.
+		LLFetchAndLinkObserver *fetcher = new LLFetchAndLinkObserver(ids);
+		fetcher->fetchItems(ids);
+		// If no items to be fetched, done will never be triggered.
+		// TODO: Change LLInventoryFetchObserver::fetchItems to trigger done() on this condition.
+		if (fetcher->isEverythingComplete())
+		{
+			fetcher->done();
+		}
+		else
+		{
+			gInventory.addObserver(fetcher);
+		}
+	}
+	else
+	{
+		LL_WARNS("Wearables") << "No current outfit folder items found and no initial wearables fallback message received." << LL_ENDL;
+	}
+}
+
+LLLibraryOutfitsFetch::LLLibraryOutfitsFetch() : 
+	mCurrFetchStep(LOFS_FOLDER), 
+	mOutfitsPopulated(false) 
+{
+	mMyOutfitsID = LLUUID::null;
+	mClothingID = LLUUID::null;
+	mLibraryClothingID = LLUUID::null;
+	mImportedClothingID = LLUUID::null;
+	mImportedClothingName = "Imported Library Clothing";
+}
+
+LLLibraryOutfitsFetch::~LLLibraryOutfitsFetch()
+{
+}
+
+void LLLibraryOutfitsFetch::done()
+{
+	// Delay this until idle() routine, since it's a heavy operation and
+	// we also can't have it run within notifyObservers.
+	doOnIdle(boost::bind(&LLLibraryOutfitsFetch::doneIdle,this));
+	gInventory.removeObserver(this); // Prevent doOnIdle from being added twice.
+}
+
+void LLLibraryOutfitsFetch::doneIdle()
+{
+	gInventory.addObserver(this); // Add this back in since it was taken out during ::done()
+	
+	switch (mCurrFetchStep)
+	{
+		case LOFS_FOLDER:
+			folderDone();
+			mCurrFetchStep = LOFS_OUTFITS;
+			break;
+		case LOFS_OUTFITS:
+			outfitsDone();
+			mCurrFetchStep = LOFS_LIBRARY;
+			break;
+		case LOFS_LIBRARY:
+			libraryDone();
+			mCurrFetchStep = LOFS_IMPORTED;
+			break;
+		case LOFS_IMPORTED:
+			importedFolderDone();
+			mCurrFetchStep = LOFS_CONTENTS;
+			break;
+		case LOFS_CONTENTS:
+			contentsDone();
+			break;
+		default:
+			llwarns << "Got invalid state for outfit fetch: " << mCurrFetchStep << llendl;
+			mOutfitsPopulated = TRUE;
+			break;
+	}
+
+	// We're completely done.  Cleanup.
+	if (mOutfitsPopulated)
+	{
+		gInventory.removeObserver(this);
+		delete this;
+		return;
+	}
+}
+
+void LLLibraryOutfitsFetch::folderDone(void)
+{
+	LLInventoryModel::cat_array_t cat_array;
+	LLInventoryModel::item_array_t wearable_array;
+	gInventory.collectDescendents(mMyOutfitsID, cat_array, wearable_array, 
+								  LLInventoryModel::EXCLUDE_TRASH);
+	// Early out if we already have items in My Outfits.
+	if (cat_array.count() > 0 || wearable_array.count() > 0)
+	{
+		mOutfitsPopulated = true;
+		return;
+	}
+
+	mClothingID = gInventory.findCategoryUUIDForType(LLFolderType::FT_CLOTHING);
+	mLibraryClothingID = gInventory.findCategoryUUIDForType(LLFolderType::FT_CLOTHING, false, true);
+
+	// If Library->Clothing->Initial Outfits exists, use that.
+	LLNameCategoryCollector matchFolderFunctor("Initial Outfits");
+	gInventory.collectDescendentsIf(mLibraryClothingID,
+									cat_array, wearable_array, 
+									LLInventoryModel::EXCLUDE_TRASH,
+									matchFolderFunctor);
+	if (cat_array.count() > 0)
+	{
+		const LLViewerInventoryCategory *cat = cat_array.get(0);
+		mLibraryClothingID = cat->getUUID();
+	}
+
+	mCompleteFolders.clear();
+	
+	// Get the complete information on the items in the inventory.
+	uuid_vec_t folders;
+	folders.push_back(mClothingID);
+	folders.push_back(mLibraryClothingID);
+	fetchDescendents(folders);
+	if (isEverythingComplete())
+	{
+		done();
+	}
+}
+
+void LLLibraryOutfitsFetch::outfitsDone(void)
+{
+	LLInventoryModel::cat_array_t cat_array;
+	LLInventoryModel::item_array_t wearable_array;
+	uuid_vec_t folders;
+	
+	// Collect the contents of the Library's Clothing folder
+	gInventory.collectDescendents(mLibraryClothingID, cat_array, wearable_array, 
+								  LLInventoryModel::EXCLUDE_TRASH);
+	
+	llassert(cat_array.count() > 0);
+	for (LLInventoryModel::cat_array_t::const_iterator iter = cat_array.begin();
+		 iter != cat_array.end();
+		 ++iter)
+	{
+		const LLViewerInventoryCategory *cat = iter->get();
+		
+		// Get the names and id's of every outfit in the library, skip "Ruth"
+		// because it's a low quality legacy outfit
+		if (cat->getName() != "Ruth")
+		{
+			// Get the name of every outfit in the library 
+			folders.push_back(cat->getUUID());
+			mLibraryClothingFolders.push_back(cat->getUUID());
+		}
+	}
+	cat_array.clear();
+	wearable_array.clear();
+
+	// Check if you already have an "Imported Library Clothing" folder
+	LLNameCategoryCollector matchFolderFunctor(mImportedClothingName);
+	gInventory.collectDescendentsIf(mClothingID, 
+									cat_array, wearable_array, 
+									LLInventoryModel::EXCLUDE_TRASH,
+									matchFolderFunctor);
+	if (cat_array.size() > 0)
+	{
+		const LLViewerInventoryCategory *cat = cat_array.get(0);
+		mImportedClothingID = cat->getUUID();
+	}
+	
+	mCompleteFolders.clear();
+	
+	fetchDescendents(folders);
+	if (isEverythingComplete())
+	{
+		done();
+	}
+}
+
+class LLLibraryOutfitsCopyDone: public LLInventoryCallback
+{
+public:
+	LLLibraryOutfitsCopyDone(LLLibraryOutfitsFetch * fetcher):
+	mFireCount(0), mLibraryOutfitsFetcher(fetcher)
+	{
+	}
+	
+	virtual ~LLLibraryOutfitsCopyDone()
+	{
+		if (!LLApp::isExiting() && mLibraryOutfitsFetcher)
+		{
+			gInventory.addObserver(mLibraryOutfitsFetcher);
+			mLibraryOutfitsFetcher->done();
+		}
+	}
+	
+	/* virtual */ void fire(const LLUUID& inv_item)
+	{
+		mFireCount++;
+	}
+private:
+	U32 mFireCount;
+	LLLibraryOutfitsFetch * mLibraryOutfitsFetcher;
+};
+
+// Copy the clothing folders from the library into the imported clothing folder
+void LLLibraryOutfitsFetch::libraryDone(void)
+{
+	if (mImportedClothingID != LLUUID::null)
+	{
+		// Skip straight to fetching the contents of the imported folder
+		importedFolderFetch();
+		return;
+	}
+
+	// Remove observer; next autopopulation step will be triggered externally by LLLibraryOutfitsCopyDone.
+	gInventory.removeObserver(this);
+	
+	LLPointer<LLInventoryCallback> copy_waiter = new LLLibraryOutfitsCopyDone(this);
+	mImportedClothingID = gInventory.createNewCategory(mClothingID,
+													   LLFolderType::FT_NONE,
+													   mImportedClothingName);
+	// Copy each folder from library into clothing unless it already exists.
+	for (uuid_vec_t::const_iterator iter = mLibraryClothingFolders.begin();
+		 iter != mLibraryClothingFolders.end();
+		 ++iter)
+	{
+		const LLUUID& src_folder_id = (*iter); // Library clothing folder ID
+		const LLViewerInventoryCategory *cat = gInventory.getCategory(src_folder_id);
+		if (!cat)
+		{
+			llwarns << "Library folder import for uuid:" << src_folder_id << " failed to find folder." << llendl;
+			continue;
+		}
+		
+		if (!LLAppearanceMgr::getInstance()->getCanMakeFolderIntoOutfit(src_folder_id))
+		{
+			llinfos << "Skipping non-outfit folder name:" << cat->getName() << llendl;
+			continue;
+		}
+		
+		// Don't copy the category if it already exists.
+		LLNameCategoryCollector matchFolderFunctor(cat->getName());
+		LLInventoryModel::cat_array_t cat_array;
+		LLInventoryModel::item_array_t wearable_array;
+		gInventory.collectDescendentsIf(mImportedClothingID, 
+										cat_array, wearable_array, 
+										LLInventoryModel::EXCLUDE_TRASH,
+										matchFolderFunctor);
+		if (cat_array.size() > 0)
+		{
+			continue;
+		}
+
+		LLUUID dst_folder_id = gInventory.createNewCategory(mImportedClothingID,
+															LLFolderType::FT_NONE,
+															cat->getName());
+		LLAppearanceMgr::getInstance()->shallowCopyCategoryContents(src_folder_id, dst_folder_id, copy_waiter);
+	}
+}
+
+void LLLibraryOutfitsFetch::importedFolderFetch(void)
+{
+	// Fetch the contents of the Imported Clothing Folder
+	uuid_vec_t folders;
+	folders.push_back(mImportedClothingID);
+	
+	mCompleteFolders.clear();
+	
+	fetchDescendents(folders);
+	if (isEverythingComplete())
+	{
+		done();
+	}
+}
+
+void LLLibraryOutfitsFetch::importedFolderDone(void)
+{
+	LLInventoryModel::cat_array_t cat_array;
+	LLInventoryModel::item_array_t wearable_array;
+	uuid_vec_t folders;
+	
+	// Collect the contents of the Imported Clothing folder
+	gInventory.collectDescendents(mImportedClothingID, cat_array, wearable_array, 
+								  LLInventoryModel::EXCLUDE_TRASH);
+	
+	for (LLInventoryModel::cat_array_t::const_iterator iter = cat_array.begin();
+		 iter != cat_array.end();
+		 ++iter)
+	{
+		const LLViewerInventoryCategory *cat = iter->get();
+		
+		// Get the name of every imported outfit
+		folders.push_back(cat->getUUID());
+		mImportedClothingFolders.push_back(cat->getUUID());
+	}
+	
+	mCompleteFolders.clear();
+	fetchDescendents(folders);
+	if (isEverythingComplete())
+	{
+		done();
+	}
+}
+
+void LLLibraryOutfitsFetch::contentsDone(void)
+{		
+	LLInventoryModel::cat_array_t cat_array;
+	LLInventoryModel::item_array_t wearable_array;
+	
+	for (uuid_vec_t::const_iterator folder_iter = mImportedClothingFolders.begin();
+		 folder_iter != mImportedClothingFolders.end();
+		 ++folder_iter)
+	{
+		const LLUUID &folder_id = (*folder_iter);
+		const LLViewerInventoryCategory *cat = gInventory.getCategory(folder_id);
+		if (!cat)
+		{
+			llwarns << "Library folder import for uuid:" << folder_id << " failed to find folder." << llendl;
+			continue;
+		}
+		
+		// First, make a folder in the My Outfits directory.
+		LLUUID new_outfit_folder_id = gInventory.createNewCategory(mMyOutfitsID, LLFolderType::FT_OUTFIT, cat->getName());
+		
+		cat_array.clear();
+		wearable_array.clear();
+		// Collect the contents of each imported clothing folder, so we can create new outfit links for it
+		gInventory.collectDescendents(folder_id, cat_array, wearable_array, 
+									  LLInventoryModel::EXCLUDE_TRASH);
+		
+		for (LLInventoryModel::item_array_t::const_iterator wearable_iter = wearable_array.begin();
+			 wearable_iter != wearable_array.end();
+			 ++wearable_iter)
+		{
+			const LLViewerInventoryItem *item = wearable_iter->get();
+			link_inventory_item(gAgent.getID(),
+								item->getLinkedUUID(),
+								new_outfit_folder_id,
+								item->getName(),
+								LLAssetType::AT_LINK,
+								NULL);
+		}
+	}
+
+	mOutfitsPopulated = true;
+}
+
diff --git a/indra/newview/llagentwearablesfetch.h b/indra/newview/llagentwearablesfetch.h
new file mode 100644
index 0000000000..72063114b8
--- /dev/null
+++ b/indra/newview/llagentwearablesfetch.h
@@ -0,0 +1,118 @@
+/** 
+ * @file llagentwearablesinitialfetch.h
+ * @brief LLAgentWearablesInitialFetch class header file
+ *
+ * $LicenseInfo:firstyear=2000&license=viewergpl$
+ * 
+ * Copyright (c) 2000-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLAGENTWEARABLESINITIALFETCH_H
+#define LL_LLAGENTWEARABLESINITIALFETCH_H
+
+#include "llinventoryobserver.h"
+#include "llwearabledictionary.h"
+#include "lluuid.h"
+
+//--------------------------------------------------------------------
+// InitialWearablesFetch
+// 
+// This grabs contents from the COF and processes them.
+// The processing is handled in idle(), i.e. outside of done(),
+// to avoid gInventory.notifyObservers recursion.
+//--------------------------------------------------------------------
+class LLInitialWearablesFetch : public LLInventoryFetchDescendentsObserver
+{
+public:
+	LLInitialWearablesFetch();
+	~LLInitialWearablesFetch();
+	virtual void done();
+
+	struct InitialWearableData
+	{
+		EWearableType mType;
+		LLUUID mItemID;
+		LLUUID mAssetID;
+		InitialWearableData(EWearableType type, LLUUID& itemID, LLUUID& assetID) :
+			mType(type),
+			mItemID(itemID),
+			mAssetID(assetID)
+		{}
+	};
+
+	void add(InitialWearableData &data);
+
+protected:
+	void processWearablesMessage();
+	void processContents();
+
+private:
+	typedef std::vector<InitialWearableData> initial_wearable_data_vec_t;
+	initial_wearable_data_vec_t mAgentInitialWearables; // Wearables from the old agent wearables msg
+};
+
+//--------------------------------------------------------------------
+// InitialWearablesFetch
+// 
+// This grabs outfits from the Library and copies those over to the user's
+// outfits folder, typically during first-ever login.
+//--------------------------------------------------------------------
+class LLLibraryOutfitsFetch : public LLInventoryFetchDescendentsObserver
+{
+public:
+	enum ELibraryOutfitFetchStep
+	{
+		LOFS_FOLDER = 0,
+		LOFS_OUTFITS,
+		LOFS_LIBRARY,
+		LOFS_IMPORTED,
+		LOFS_CONTENTS
+	};
+
+	LLLibraryOutfitsFetch();
+	~LLLibraryOutfitsFetch();
+
+	virtual void done();
+	void doneIdle();
+	LLUUID mMyOutfitsID;
+	void importedFolderFetch();
+protected:
+	void folderDone(void);
+	void outfitsDone(void);
+	void libraryDone(void);
+	void importedFolderDone(void);
+	void contentsDone(void);
+	enum ELibraryOutfitFetchStep mCurrFetchStep;
+	uuid_vec_t mLibraryClothingFolders;
+	uuid_vec_t mImportedClothingFolders;
+	bool mOutfitsPopulated;
+	LLUUID mClothingID;
+	LLUUID mLibraryClothingID;
+	LLUUID mImportedClothingID;
+	std::string mImportedClothingName;
+};
+
+#endif // LL_AGENTWEARABLESINITIALFETCH_H
diff --git a/indra/newview/llappearancemgr.cpp b/indra/newview/llappearancemgr.cpp
index 80d24f75b9..8c5352ded7 100644
--- a/indra/newview/llappearancemgr.cpp
+++ b/indra/newview/llappearancemgr.cpp
@@ -39,6 +39,7 @@
 #include "llfloatercustomize.h"
 #include "llgesturemgr.h"
 #include "llinventorybridge.h"
+#include "llinventoryfunctions.h"
 #include "llinventoryobserver.h"
 #include "llnotificationsutil.h"
 #include "llsidepanelappearance.h"
@@ -1032,7 +1033,7 @@ void LLAppearanceMgr::updateCOF(const LLUUID& category, bool append)
 	getDescendentsOfAssetType(category, wear_items, LLAssetType::AT_CLOTHING, false);
 	// Reduce wearables to max of one per type.
 	removeDuplicateItems(wear_items);
-	filterWearableItems(wear_items, 1);
+	filterWearableItems(wear_items, 5);
 
 	// - Attachments: include COF contents only if appending.
 	LLInventoryModel::item_array_t obj_items;
@@ -1122,7 +1123,6 @@ void LLAppearanceMgr::updateAgentWearables(LLWearableHoldingPattern* holder, boo
 					items.put(item);
 					wearables.put(wearable);
 				}
-				break;
 			}
 		}
 	}
diff --git a/indra/newview/llfavoritesbar.cpp b/indra/newview/llfavoritesbar.cpp
index bf7c735488..ba92c33d59 100644
--- a/indra/newview/llfavoritesbar.cpp
+++ b/indra/newview/llfavoritesbar.cpp
@@ -31,7 +31,6 @@
  */
 
 #include "llviewerprecompiledheaders.h"
-
 #include "llfavoritesbar.h"
 
 #include "llfloaterreg.h"
@@ -47,6 +46,7 @@
 #include "llclipboard.h"
 #include "llinventoryclipboard.h"
 #include "llinventorybridge.h"
+#include "llinventoryfunctions.h"
 #include "llfloaterworldmap.h"
 #include "lllandmarkactions.h"
 #include "llnotificationsutil.h"
diff --git a/indra/newview/llfloatergesture.cpp b/indra/newview/llfloatergesture.cpp
index bea4013a61..0aca12bc5e 100644
--- a/indra/newview/llfloatergesture.cpp
+++ b/indra/newview/llfloatergesture.cpp
@@ -36,6 +36,7 @@
 
 #include "llinventory.h"
 #include "llinventorybridge.h"
+#include "llinventoryfunctions.h"
 #include "llinventorymodel.h"
 #include "llinventoryclipboard.h"
 
diff --git a/indra/newview/llfloaterworldmap.cpp b/indra/newview/llfloaterworldmap.cpp
index 391e63f730..f17c9765b9 100644
--- a/indra/newview/llfloaterworldmap.cpp
+++ b/indra/newview/llfloaterworldmap.cpp
@@ -51,7 +51,9 @@
 //#include "llfirstuse.h"
 #include "llfloaterreg.h"		// getTypedInstance()
 #include "llfocusmgr.h"
+#include "llinventoryfunctions.h"
 #include "llinventorymodel.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llinventoryobserver.h"
 #include "lllandmarklist.h"
 #include "lllineeditor.h"
@@ -322,7 +324,7 @@ void LLFloaterWorldMap::onOpen(const LLSD& key)
 
 		// Start speculative download of landmarks
 		const LLUUID landmark_folder_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_LANDMARK);
-		gInventory.startBackgroundFetch(landmark_folder_id);
+		LLInventoryModelBackgroundFetch::instance().start(landmark_folder_id);
 
 		childSetFocus("location", TRUE);
 		gFocusMgr.triggerFocusFlash();
diff --git a/indra/newview/llfolderview.cpp b/indra/newview/llfolderview.cpp
index 90a100bd9b..43743ec37a 100644
--- a/indra/newview/llfolderview.cpp
+++ b/indra/newview/llfolderview.cpp
@@ -39,6 +39,7 @@
 #include "llinventoryclipboard.h" // *TODO: remove this once hack below gone.
 #include "llinventoryfilter.h"
 #include "llinventoryfunctions.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llinventorypanel.h"
 #include "llfoldertype.h"
 #include "llfloaterinventory.h"// hacked in for the bonus context menu items.
@@ -943,7 +944,7 @@ void LLFolderView::draw()
 	}
 	else
 	{
-		if (gInventory.backgroundFetchActive() || mCompletedFilterGeneration < mFilter->getMinRequiredGeneration())
+		if (LLInventoryModelBackgroundFetch::instance().backgroundFetchActive() || mCompletedFilterGeneration < mFilter->getMinRequiredGeneration())
 		{
 			mStatusText = LLTrans::getString("Searching");
 			//font->renderUTF8(mStatusText, 0, 2, 1, sSearchStatusColor, LLFontGL::LEFT, LLFontGL::TOP, LLFontGL::NORMAL,  LLFontGL::NO_SHADOW, S32_MAX, S32_MAX, NULL, FALSE );
diff --git a/indra/newview/llfolderviewitem.cpp b/indra/newview/llfolderviewitem.cpp
index bb4c75d3ac..ecbaac5743 100644
--- a/indra/newview/llfolderviewitem.cpp
+++ b/indra/newview/llfolderviewitem.cpp
@@ -38,6 +38,7 @@
 #include "llfoldervieweventlistener.h"
 #include "llinventorybridge.h"	// for LLItemBridge in LLInventorySort::operator()
 #include "llinventoryfilter.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llpanel.h"
 #include "llviewercontrol.h"	// gSavedSettings
 #include "llviewerwindow.h"		// Argh, only for setCursor()
@@ -992,16 +993,16 @@ void LLFolderViewItem::draw()
 		if (getListener() && gInventory.isObjectDescendentOf(getListener()->getUUID(),gInventory.getRootFolderID()))
 		{
 			// Descendent of my inventory.
-			root_is_loading = gInventory.myInventoryFetchInProgress();
+			root_is_loading = LLInventoryModelBackgroundFetch::instance().inventoryFetchInProgress();
 		}
 		if (getListener() && gInventory.isObjectDescendentOf(getListener()->getUUID(),gInventory.getLibraryRootFolderID()))
 		{
 			// Descendent of library
-			root_is_loading = gInventory.libraryFetchInProgress();
+			root_is_loading = LLInventoryModelBackgroundFetch::instance().libraryFetchInProgress();
 		}
 			
 		if ( (mIsLoading && mTimeSinceRequestStart.getElapsedTimeF32() >= gSavedSettings.getF32("FolderLoadingMessageWaitTime"))
-			|| (LLInventoryModel::backgroundFetchActive() && root_is_loading && mShowLoadStatus) )
+			|| (LLInventoryModelBackgroundFetch::instance().backgroundFetchActive() && root_is_loading && mShowLoadStatus) )
 		{
 			std::string load_string = " ( " + LLTrans::getString("LoadingData") + " ) ";
 			font->renderUTF8(load_string, 0, right_x, y, sSearchStatusColor,
@@ -1317,7 +1318,7 @@ void LLFolderViewFolder::filter( LLInventoryFilter& filter)
 	// when applying a filter, matching folders get their contents downloaded first
 	if (filter.isNotDefault() && getFiltered(filter.getMinRequiredGeneration()) && (mListener && !gInventory.isCategoryComplete(mListener->getUUID())))
 	{
-		gInventory.startBackgroundFetch(mListener->getUUID());
+		LLInventoryModelBackgroundFetch::instance().start(mListener->getUUID());
 	}
 
 	// now query children
diff --git a/indra/newview/llfriendcard.cpp b/indra/newview/llfriendcard.cpp
index 1a06bef6cb..a848128d67 100644
--- a/indra/newview/llfriendcard.cpp
+++ b/indra/newview/llfriendcard.cpp
@@ -33,6 +33,7 @@
 #include "llviewerprecompiledheaders.h"
 
 #include "llinventory.h"
+#include "llinventoryfunctions.h"
 #include "llinventoryobserver.h"
 #include "lltrans.h"
 
diff --git a/indra/newview/llhudobject.cpp b/indra/newview/llhudobject.cpp
index dc55aba0db..2b73ed1dcd 100644
--- a/indra/newview/llhudobject.cpp
+++ b/indra/newview/llhudobject.cpp
@@ -43,6 +43,7 @@
 #include "llhudeffectbeam.h"
 #include "llhudeffecttrail.h"
 #include "llhudeffectlookat.h"
+#include "llhudeffectpointat.h"
 
 #include "llvoicevisualizer.h"
 
diff --git a/indra/newview/llimfloater.cpp b/indra/newview/llimfloater.cpp
index 9c477791b3..3ec8d11fb0 100644
--- a/indra/newview/llimfloater.cpp
+++ b/indra/newview/llimfloater.cpp
@@ -44,6 +44,7 @@
 #include "llchiclet.h"
 #include "llfloaterreg.h"
 #include "llimfloatercontainer.h" // to replace separate IM Floaters with multifloater container
+#include "llinventoryfunctions.h"
 #include "lllayoutstack.h"
 #include "lllineeditor.h"
 #include "lllogchat.h"
diff --git a/indra/newview/llimview.cpp b/indra/newview/llimview.cpp
index a6473fb34b..e0f155a6a9 100644
--- a/indra/newview/llimview.cpp
+++ b/indra/newview/llimview.cpp
@@ -36,6 +36,7 @@
 
 #include "llfloaterreg.h"
 #include "llfontgl.h"
+#include "llgl.h"
 #include "llrect.h"
 #include "llerror.h"
 #include "llbutton.h"
diff --git a/indra/newview/llinventorybridge.cpp b/indra/newview/llinventorybridge.cpp
index efd23c36ca..1b6fa6dd9a 100644
--- a/indra/newview/llinventorybridge.cpp
+++ b/indra/newview/llinventorybridge.cpp
@@ -31,10 +31,12 @@
  */
 
 #include "llviewerprecompiledheaders.h"
+#include "llinventorybridge.h"
+
 // external projects
 #include "lltransfersourceasset.h"
 
-#include "llinventorybridge.h"
+
 
 #include "llagent.h"
 #include "llagentcamera.h"
@@ -52,6 +54,7 @@
 #include "llinventoryclipboard.h"
 #include "llinventoryfunctions.h"
 #include "llinventorymodel.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llinventorypanel.h"
 #include "llnotifications.h"
 #include "llnotificationsutil.h"
@@ -729,7 +732,7 @@ BOOL LLInvFVBridge::startDrag(EDragAndDropType* type, LLUUID* id) const
 
 		if (*type == DAD_CATEGORY)
 		{
-			gInventory.startBackgroundFetch(obj->getUUID());
+			LLInventoryModelBackgroundFetch::instance().start(obj->getUUID());
 		}
 
 		rv = TRUE;
@@ -1922,50 +1925,6 @@ BOOL move_inv_category_world_to_agent(const LLUUID& object_id,
 	return accept;
 }
 
-bool LLFindCOFValidItems::operator()(LLInventoryCategory* cat,
-									 LLInventoryItem* item)
-{
-	// Valid COF items are:
-	// - links to wearables (body parts or clothing)
-	// - links to attachments
-	// - links to gestures
-	// - links to ensemble folders
-	LLViewerInventoryItem *linked_item = ((LLViewerInventoryItem*)item)->getLinkedItem();
-	if (linked_item)
-	{
-		LLAssetType::EType type = linked_item->getType();
-		return (type == LLAssetType::AT_CLOTHING ||
-				type == LLAssetType::AT_BODYPART ||
-				type == LLAssetType::AT_GESTURE ||
-				type == LLAssetType::AT_OBJECT);
-	}
-	else
-	{
-		LLViewerInventoryCategory *linked_category = ((LLViewerInventoryItem*)item)->getLinkedCategory();
-		// BAP remove AT_NONE support after ensembles are fully working?
-		return (linked_category &&
-				((linked_category->getPreferredType() == LLFolderType::FT_NONE) ||
-				 (LLFolderType::lookupIsEnsembleType(linked_category->getPreferredType()))));
-	}
-}
-
-
-bool LLFindWearables::operator()(LLInventoryCategory* cat,
-								 LLInventoryItem* item)
-{
-	if(item)
-	{
-		if((item->getType() == LLAssetType::AT_CLOTHING)
-		   || (item->getType() == LLAssetType::AT_BODYPART))
-		{
-			return TRUE;
-		}
-	}
-	return FALSE;
-}
-
-
-
 //Used by LLFolderBridge as callback for directory recursion.
 class LLRightClickInventoryFetchObserver : public LLInventoryFetchObserver
 {
@@ -4946,9 +4905,9 @@ void LLWearableBridge::onRemoveFromAvatarArrived(LLWearable* wearable,
 			if( !(type==WT_SHAPE || type==WT_SKIN || type==WT_HAIR || type==WT_EYES ) ) //&&
 				//!((!gAgent.isTeen()) && ( type==WT_UNDERPANTS || type==WT_UNDERSHIRT )) )
 			{
-				// MULTI_WEARABLE: FIXME HACK - always remove all
 				bool do_remove_all = false;
-				gAgentWearables.removeWearable( type, do_remove_all, 0 );
+				U32 index = gAgentWearables.getWearableIndex(wearable);
+				gAgentWearables.removeWearable( type, do_remove_all, index );
 			}
 		}
 	}
diff --git a/indra/newview/llinventoryfilter.cpp b/indra/newview/llinventoryfilter.cpp
index cd20d64ca8..1a488175ac 100644
--- a/indra/newview/llinventoryfilter.cpp
+++ b/indra/newview/llinventoryfilter.cpp
@@ -37,7 +37,8 @@
 // viewer includes
 #include "llfoldervieweventlistener.h"
 #include "llfolderviewitem.h"
-#include "llinventorymodel.h"	// gInventory.backgroundFetchActive()
+#include "llinventorymodel.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llviewercontrol.h"
 #include "llfolderview.h"
 
@@ -713,7 +714,7 @@ const std::string& LLInventoryFilter::getFilterText()
 		filtered_by_all_types = FALSE;
 	}
 
-	if (!gInventory.backgroundFetchActive()
+	if (!LLInventoryModelBackgroundFetch::instance().backgroundFetchActive()
 		&& filtered_by_type
 		&& !filtered_by_all_types)
 	{
diff --git a/indra/newview/llinventoryfunctions.cpp b/indra/newview/llinventoryfunctions.cpp
index 1e0abeadf1..3e16dfea5f 100644
--- a/indra/newview/llinventoryfunctions.cpp
+++ b/indra/newview/llinventoryfunctions.cpp
@@ -86,6 +86,218 @@
 BOOL LLInventoryState::sWearNewClothing = FALSE;
 LLUUID LLInventoryState::sWearNewClothingTransactionID;
 
+
+///----------------------------------------------------------------------------
+/// LLInventoryCollectFunctor implementations
+///----------------------------------------------------------------------------
+
+// static
+bool LLInventoryCollectFunctor::itemTransferCommonlyAllowed(LLInventoryItem* item)
+{
+	if (!item)
+		return false;
+
+	bool allowed = false;
+
+	switch(item->getType())
+	{
+	case LLAssetType::AT_CALLINGCARD:
+		// not allowed
+		break;
+		
+	case LLAssetType::AT_OBJECT:
+		if (isAgentAvatarValid() && !gAgentAvatarp->isWearingAttachment(item->getUUID()))
+		{
+			allowed = true;
+		}
+		break;
+		
+	case LLAssetType::AT_BODYPART:
+	case LLAssetType::AT_CLOTHING:
+		if(!gAgentWearables.isWearingItem(item->getUUID()))
+		{
+			allowed = true;
+		}
+		break;
+		
+	default:
+		allowed = true;
+		break;
+	}
+
+	return allowed;
+}
+
+bool LLIsType::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
+{
+	if(mType == LLAssetType::AT_CATEGORY)
+	{
+		if(cat) return TRUE;
+	}
+	if(item)
+	{
+		if(item->getType() == mType) return TRUE;
+	}
+	return FALSE;
+}
+
+bool LLIsNotType::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
+{
+	if(mType == LLAssetType::AT_CATEGORY)
+	{
+		if(cat) return FALSE;
+	}
+	if(item)
+	{
+		if(item->getType() == mType) return FALSE;
+		else return TRUE;
+	}
+	return TRUE;
+}
+
+bool LLIsTypeWithPermissions::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
+{
+	if(mType == LLAssetType::AT_CATEGORY)
+	{
+		if(cat) 
+		{
+			return TRUE;
+		}
+	}
+	if(item)
+	{
+		if(item->getType() == mType)
+		{
+			LLPermissions perm = item->getPermissions();
+			if ((perm.getMaskBase() & mPerm) == mPerm)
+			{
+				return TRUE;
+			}
+		}
+	}
+	return FALSE;
+}
+
+bool LLBuddyCollector::operator()(LLInventoryCategory* cat,
+								  LLInventoryItem* item)
+{
+	if(item)
+	{
+		if((LLAssetType::AT_CALLINGCARD == item->getType())
+		   && (!item->getCreatorUUID().isNull())
+		   && (item->getCreatorUUID() != gAgent.getID()))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
+
+bool LLUniqueBuddyCollector::operator()(LLInventoryCategory* cat,
+										LLInventoryItem* item)
+{
+	if(item)
+	{
+		if((LLAssetType::AT_CALLINGCARD == item->getType())
+ 		   && (item->getCreatorUUID().notNull())
+ 		   && (item->getCreatorUUID() != gAgent.getID()))
+		{
+			mSeen.insert(item->getCreatorUUID());
+			return true;
+		}
+	}
+	return false;
+}
+
+
+bool LLParticularBuddyCollector::operator()(LLInventoryCategory* cat,
+											LLInventoryItem* item)
+{
+	if(item)
+	{
+		if((LLAssetType::AT_CALLINGCARD == item->getType())
+		   && (item->getCreatorUUID() == mBuddyID))
+		{
+			return TRUE;
+		}
+	}
+	return FALSE;
+}
+
+
+bool LLNameCategoryCollector::operator()(
+	LLInventoryCategory* cat, LLInventoryItem* item)
+{
+	if(cat)
+	{
+		if (!LLStringUtil::compareInsensitive(mName, cat->getName()))
+		{
+			return true;
+		}
+	}
+	return false;
+}
+
+bool LLFindCOFValidItems::operator()(LLInventoryCategory* cat,
+									 LLInventoryItem* item)
+{
+	// Valid COF items are:
+	// - links to wearables (body parts or clothing)
+	// - links to attachments
+	// - links to gestures
+	// - links to ensemble folders
+	LLViewerInventoryItem *linked_item = ((LLViewerInventoryItem*)item)->getLinkedItem();
+	if (linked_item)
+	{
+		LLAssetType::EType type = linked_item->getType();
+		return (type == LLAssetType::AT_CLOTHING ||
+				type == LLAssetType::AT_BODYPART ||
+				type == LLAssetType::AT_GESTURE ||
+				type == LLAssetType::AT_OBJECT);
+	}
+	else
+	{
+		LLViewerInventoryCategory *linked_category = ((LLViewerInventoryItem*)item)->getLinkedCategory();
+		// BAP remove AT_NONE support after ensembles are fully working?
+		return (linked_category &&
+				((linked_category->getPreferredType() == LLFolderType::FT_NONE) ||
+				 (LLFolderType::lookupIsEnsembleType(linked_category->getPreferredType()))));
+	}
+}
+
+bool LLFindWearables::operator()(LLInventoryCategory* cat,
+								 LLInventoryItem* item)
+{
+	if(item)
+	{
+		if((item->getType() == LLAssetType::AT_CLOTHING)
+		   || (item->getType() == LLAssetType::AT_BODYPART))
+		{
+			return TRUE;
+		}
+	}
+	return FALSE;
+}
+
+///----------------------------------------------------------------------------
+/// LLAssetIDMatches 
+///----------------------------------------------------------------------------
+bool LLAssetIDMatches::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
+{
+	return (item && item->getAssetUUID() == mAssetID);
+}
+
+///----------------------------------------------------------------------------
+/// LLLinkedItemIDMatches 
+///----------------------------------------------------------------------------
+bool LLLinkedItemIDMatches::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
+{
+	return (item && 
+			(item->getIsLinkType()) &&
+			(item->getLinkedUUID() == mBaseItemID)); // A linked item's assetID will be the compared-to item's itemID.
+}
+
 void LLSaveFolderState::setApply(BOOL apply)
 {
 	mApply = apply; 
diff --git a/indra/newview/llinventoryfunctions.h b/indra/newview/llinventoryfunctions.h
index 968db84819..eb33763670 100644
--- a/indra/newview/llinventoryfunctions.h
+++ b/indra/newview/llinventoryfunctions.h
@@ -38,15 +38,221 @@
 #include "llfolderview.h"
 #include "llfolderviewitem.h"
 
+/********************************************************************************
+ **                                                                            **
+ **                    INVENTORY COLLECTOR FUNCTIONS
+ **/
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLInventoryCollectFunctor
+//
+// Base class for LLInventoryModel::collectDescendentsIf() method
+// which accepts an instance of one of these objects to use as the
+// function to determine if it should be added. Derive from this class
+// and override the () operator to return TRUE if you want to collect
+// the category or item passed in.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+class LLInventoryCollectFunctor
+{
+public:
+	virtual ~LLInventoryCollectFunctor(){};
+	virtual bool operator()(LLInventoryCategory* cat, LLInventoryItem* item) = 0;
+
+	static bool itemTransferCommonlyAllowed(LLInventoryItem* item);
+};
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLAssetIDMatches
+//
+// This functor finds inventory items pointing to the specified asset
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLViewerInventoryItem;
+
+class LLAssetIDMatches : public LLInventoryCollectFunctor
+{
+public:
+	LLAssetIDMatches(const LLUUID& asset_id) : mAssetID(asset_id) {}
+	virtual ~LLAssetIDMatches() {}
+	bool operator()(LLInventoryCategory* cat, LLInventoryItem* item);
+	
+protected:
+	LLUUID mAssetID;
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLLinkedItemIDMatches
+//
+// This functor finds inventory items linked to the specific inventory id.
+// Assumes the inventory id is itself not a linked item.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLLinkedItemIDMatches : public LLInventoryCollectFunctor
+{
+public:
+	LLLinkedItemIDMatches(const LLUUID& item_id) : mBaseItemID(item_id) {}
+	virtual ~LLLinkedItemIDMatches() {}
+	bool operator()(LLInventoryCategory* cat, LLInventoryItem* item);
+	
+protected:
+	LLUUID mBaseItemID;
+};
+
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLIsType
 //
-// This is a collection of miscellaneous functions and classes
-// that don't fit cleanly into any other class header.  Eventually,
-// we should figure out where to put these functions so that we can
-// get rid of this generic file.
+// Implementation of a LLInventoryCollectFunctor which returns TRUE if
+// the type is the type passed in during construction.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+class LLIsType : public LLInventoryCollectFunctor
+{
+public:
+	LLIsType(LLAssetType::EType type) : mType(type) {}
+	virtual ~LLIsType() {}
+	virtual bool operator()(LLInventoryCategory* cat,
+							LLInventoryItem* item);
+protected:
+	LLAssetType::EType mType;
+};
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLIsNotType
 //
+// Implementation of a LLInventoryCollectFunctor which returns FALSE if the
+// type is the type passed in during construction, otherwise false.
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
+class LLIsNotType : public LLInventoryCollectFunctor
+{
+public:
+	LLIsNotType(LLAssetType::EType type) : mType(type) {}
+	virtual ~LLIsNotType() {}
+	virtual bool operator()(LLInventoryCategory* cat,
+							LLInventoryItem* item);
+protected:
+	LLAssetType::EType mType;
+};
+
+class LLIsTypeWithPermissions : public LLInventoryCollectFunctor
+{
+public:
+	LLIsTypeWithPermissions(LLAssetType::EType type, const PermissionBit perms, const LLUUID &agent_id, const LLUUID &group_id) 
+		: mType(type), mPerm(perms), mAgentID(agent_id), mGroupID(group_id) {}
+	virtual ~LLIsTypeWithPermissions() {}
+	virtual bool operator()(LLInventoryCategory* cat,
+							LLInventoryItem* item);
+protected:
+	LLAssetType::EType mType;
+	PermissionBit mPerm;
+	LLUUID			mAgentID;
+	LLUUID			mGroupID;
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLBuddyCollector
+//
+// Simple class that collects calling cards that are not null, and not
+// the agent. Duplicates are possible.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+class LLBuddyCollector : public LLInventoryCollectFunctor
+{
+public:
+	LLBuddyCollector() {}
+	virtual ~LLBuddyCollector() {}
+	virtual bool operator()(LLInventoryCategory* cat,
+							LLInventoryItem* item);
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLUniqueBuddyCollector
+//
+// Simple class that collects calling cards that are not null, and not
+// the agent. Duplicates are discarded.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+class LLUniqueBuddyCollector : public LLInventoryCollectFunctor
+{
+public:
+	LLUniqueBuddyCollector() {}
+	virtual ~LLUniqueBuddyCollector() {}
+	virtual bool operator()(LLInventoryCategory* cat,
+							LLInventoryItem* item);
+
+protected:
+	std::set<LLUUID> mSeen;
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLParticularBuddyCollector
+//
+// Simple class that collects calling cards that match a particular uuid
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+class LLParticularBuddyCollector : public LLInventoryCollectFunctor
+{
+public:
+	LLParticularBuddyCollector(const LLUUID& id) : mBuddyID(id) {}
+	virtual ~LLParticularBuddyCollector() {}
+	virtual bool operator()(LLInventoryCategory* cat,
+							LLInventoryItem* item);
+protected:
+	LLUUID mBuddyID;
+};
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLNameCategoryCollector
+//
+// Collects categories based on case-insensitive match of prefix
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+class LLNameCategoryCollector : public LLInventoryCollectFunctor
+{
+public:
+	LLNameCategoryCollector(const std::string& name) : mName(name) {}
+	virtual ~LLNameCategoryCollector() {}
+	virtual bool operator()(LLInventoryCategory* cat,
+							LLInventoryItem* item);
+protected:
+	std::string mName;
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLFindCOFValidItems
+//
+// Collects items that can be legitimately linked to in the COF.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLFindCOFValidItems : public LLInventoryCollectFunctor
+{
+public:
+	LLFindCOFValidItems() {}
+	virtual ~LLFindCOFValidItems() {}
+	virtual bool operator()(LLInventoryCategory* cat,
+							LLInventoryItem* item);
+	
+};
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLFindWearables
+//
+// Collects wearables based on item type.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+class LLFindWearables : public LLInventoryCollectFunctor
+{
+public:
+	LLFindWearables() {}
+	virtual ~LLFindWearables() {}
+	virtual bool operator()(LLInventoryCategory* cat,
+							LLInventoryItem* item);
+};
+
+/**                    Inventory Collector Functions
+ **                                                                            **
+ *******************************************************************************/
+
 class LLInventoryState
 {
 public:
diff --git a/indra/newview/llinventorymodel.cpp b/indra/newview/llinventorymodel.cpp
index 41f0b430e8..d1cc0ae936 100644
--- a/indra/newview/llinventorymodel.cpp
+++ b/indra/newview/llinventorymodel.cpp
@@ -57,32 +57,16 @@
 #include "process.h"
 #endif
 
-BOOL LLInventoryModel::sBackgroundFetchActive = FALSE;
-BOOL LLInventoryModel::sAllFoldersFetched = FALSE;
-BOOL LLInventoryModel::sMyInventoryFetchStarted = FALSE;
-BOOL LLInventoryModel::sLibraryFetchStarted = FALSE;
-S32  LLInventoryModel::sNumFetchRetries = 0;
-F32  LLInventoryModel::sMinTimeBetweenFetches = 0.3f;
-F32  LLInventoryModel::sMaxTimeBetweenFetches = 10.f;
-BOOL LLInventoryModel::sTimelyFetchPending = FALSE;
-LLFrameTimer LLInventoryModel::sFetchTimer;
-S16 LLInventoryModel::sBulkFetchCount = 0;
-BOOL LLInventoryModel::sFirstTimeInViewer2 = TRUE;
-
 // Increment this if the inventory contents change in a non-backwards-compatible way.
 // For viewer 2, the addition of link items makes a pre-viewer-2 cache incorrect.
 const S32 LLInventoryModel::sCurrentInvCacheVersion = 2;
-
-// RN: for some reason, using std::queue in the header file confuses the compiler which things it's an xmlrpc_queue
-static std::deque<LLUUID> sFetchQueue;
+BOOL LLInventoryModel::sFirstTimeInViewer2 = TRUE;
 
 ///----------------------------------------------------------------------------
 /// Local function declarations, constants, enums, and typedefs
 ///----------------------------------------------------------------------------
 
 //BOOL decompress_file(const char* src_filename, const char* dst_filename);
-const F32 MAX_TIME_FOR_SINGLE_FETCH = 10.f;
-const S32 MAX_FETCH_RETRIES = 10;
 const char CACHE_FORMAT_STRING[] = "%s.inv"; 
 
 struct InventoryIDPtrLess
@@ -1345,542 +1329,6 @@ bool LLInventoryModel::fetchDescendentsOf(const LLUUID& folder_id)
 	return cat->fetchDescendents();
 }
 
-//Initialize statics.
-bool LLInventoryModel::isBulkFetchProcessingComplete()
-{
-	return sFetchQueue.empty() && sBulkFetchCount<=0;
-}
-
-class LLInventoryModelFetchDescendentsResponder: public LLHTTPClient::Responder
-{
-	public:
-		LLInventoryModelFetchDescendentsResponder(const LLSD& request_sd) : mRequestSD(request_sd) {};
-		//LLInventoryModelFetchDescendentsResponder() {};
-		void result(const LLSD& content);
-		void error(U32 status, const std::string& reason);
-	public:
-		typedef std::vector<LLViewerInventoryCategory*> folder_ref_t;
-	protected:
-		LLSD mRequestSD;
-};
-
-//If we get back a normal response, handle it here
-void  LLInventoryModelFetchDescendentsResponder::result(const LLSD& content)
-{
-	if (content.has("folders"))	
-	{
-
-		for(LLSD::array_const_iterator folder_it = content["folders"].beginArray();
-			folder_it != content["folders"].endArray();
-			++folder_it)
-		{	
-			LLSD folder_sd = *folder_it;
-			
-
-			//LLUUID agent_id = folder_sd["agent_id"];
-
-			//if(agent_id != gAgent.getID())	//This should never happen.
-			//{
-			//	llwarns << "Got a UpdateInventoryItem for the wrong agent."
-			//			<< llendl;
-			//	break;
-			//}
-
-			LLUUID parent_id = folder_sd["folder_id"];
-			LLUUID owner_id = folder_sd["owner_id"];
-			S32    version  = (S32)folder_sd["version"].asInteger();
-			S32    descendents = (S32)folder_sd["descendents"].asInteger();
-			LLPointer<LLViewerInventoryCategory> tcategory = new LLViewerInventoryCategory(owner_id);
-
-            if (parent_id.isNull())
-            {
-			    LLPointer<LLViewerInventoryItem> titem = new LLViewerInventoryItem;
-			    for(LLSD::array_const_iterator item_it = folder_sd["items"].beginArray();
-				    item_it != folder_sd["items"].endArray();
-				    ++item_it)
-			    {	
-                    const LLUUID lost_uuid = gInventory.findCategoryUUIDForType(LLFolderType::FT_LOST_AND_FOUND);
-                    if (lost_uuid.notNull())
-                    {
-				        LLSD item = *item_it;
-				        titem->unpackMessage(item);
-				
-                        LLInventoryModel::update_list_t update;
-                        LLInventoryModel::LLCategoryUpdate new_folder(lost_uuid, 1);
-                        update.push_back(new_folder);
-                        gInventory.accountForUpdate(update);
-
-                        titem->setParent(lost_uuid);
-                        titem->updateParentOnServer(FALSE);
-                        gInventory.updateItem(titem);
-                        gInventory.notifyObservers("fetchDescendents");
-                        
-                    }
-                }
-            }
-
-	        LLViewerInventoryCategory* pcat = gInventory.getCategory(parent_id);
-			if (!pcat)
-			{
-				continue;
-			}
-
-			for(LLSD::array_const_iterator category_it = folder_sd["categories"].beginArray();
-				category_it != folder_sd["categories"].endArray();
-				++category_it)
-			{	
-				LLSD category = *category_it;
-				tcategory->fromLLSD(category); 
-							
-				if (LLInventoryModel::sMyInventoryFetchStarted ||
-					LLInventoryModel::sLibraryFetchStarted)
-				{
-					sFetchQueue.push_back(tcategory->getUUID());
-				}
-				else if ( !gInventory.isCategoryComplete(tcategory->getUUID()) )
-				{
-					gInventory.updateCategory(tcategory);
-				}
-
-			}
-			LLPointer<LLViewerInventoryItem> titem = new LLViewerInventoryItem;
-			for(LLSD::array_const_iterator item_it = folder_sd["items"].beginArray();
-				item_it != folder_sd["items"].endArray();
-				++item_it)
-			{	
-				LLSD item = *item_it;
-				titem->unpackMessage(item);
-				
-				gInventory.updateItem(titem);
-			}
-
-			// set version and descendentcount according to message.
-			LLViewerInventoryCategory* cat = gInventory.getCategory(parent_id);
-			if(cat)
-			{
-				cat->setVersion(version);
-				cat->setDescendentCount(descendents);
-				cat->determineFolderType();
-			}
-
-		}
-	}
-		
-	if (content.has("bad_folders"))
-	{
-		for(LLSD::array_const_iterator folder_it = content["bad_folders"].beginArray();
-			folder_it != content["bad_folders"].endArray();
-			++folder_it)
-		{	
-			LLSD folder_sd = *folder_it;
-			
-			//These folders failed on the dataserver.  We probably don't want to retry them.
-			llinfos << "Folder " << folder_sd["folder_id"].asString() 
-					<< "Error: " << folder_sd["error"].asString() << llendl;
-		}
-	}
-
-	LLInventoryModel::incrBulkFetch(-1);
-	
-	if (LLInventoryModel::isBulkFetchProcessingComplete())
-	{
-		llinfos << "Inventory fetch completed" << llendl;
-		LLInventoryModel::setAllFoldersFetched();
-	}
-	
-	gInventory.notifyObservers("fetchDescendents");
-}
-
-//If we get back an error (not found, etc...), handle it here
-void LLInventoryModelFetchDescendentsResponder::error(U32 status, const std::string& reason)
-{
-	llinfos << "LLInventoryModelFetchDescendentsResponder::error "
-		<< status << ": " << reason << llendl;
-						
-	LLInventoryModel::incrBulkFetch(-1);
-
-	if (status==499)		//timed out.  Let's be awesome!
-	{
-		for(LLSD::array_const_iterator folder_it = mRequestSD["folders"].beginArray();
-			folder_it != mRequestSD["folders"].endArray();
-			++folder_it)
-		{	
-			LLSD folder_sd = *folder_it;
-			LLUUID folder_id = folder_sd["folder_id"];
-			sFetchQueue.push_front(folder_id);
-		}
-	}
-	else
-	{
-		if (LLInventoryModel::isBulkFetchProcessingComplete())
-		{
-			LLInventoryModel::setAllFoldersFetched();
-		}
-	}
-	gInventory.notifyObservers("fetchDescendents");
-}
-
-//static   Bundle up a bunch of requests to send all at once.
-void LLInventoryModel::bulkFetch(std::string url)
-{
-	//Background fetch is called from gIdleCallbacks in a loop until background fetch is stopped.
-	//If there are items in sFetchQueue, we want to check the time since the last bulkFetch was 
-	//sent.  If it exceeds our retry time, go ahead and fire off another batch.  
-	//Stopbackgroundfetch will be run from the Responder instead of here.  
-
-	S16 max_concurrent_fetches=8;
-	F32 new_min_time = 0.5f;			//HACK!  Clean this up when old code goes away entirely.
-	if (sMinTimeBetweenFetches < new_min_time) sMinTimeBetweenFetches=new_min_time;  //HACK!  See above.
-	
-	if(gDisconnected 
-	|| sBulkFetchCount > max_concurrent_fetches
-	|| sFetchTimer.getElapsedTimeF32() < sMinTimeBetweenFetches)
-	{
-		return; // just bail if we are disconnected.
-	}	
-
-	U32 folder_count=0;
-	U32 max_batch_size=5;
-
-	U32 sort_order = gSavedSettings.getU32(LLInventoryPanel::DEFAULT_SORT_ORDER) & 0x1;
-
-	LLSD body;
-	LLSD body_lib;
-	while( !(sFetchQueue.empty() ) && (folder_count < max_batch_size) )
-	{
-        if (sFetchQueue.front().isNull()) //DEV-17797
-        {
-			LLSD folder_sd;
-			folder_sd["folder_id"]		= LLUUID::null.asString();
-			folder_sd["owner_id"]		= gAgent.getID();
-			folder_sd["sort_order"]		= (LLSD::Integer)sort_order;
-			folder_sd["fetch_folders"]	= (LLSD::Boolean)FALSE;
-			folder_sd["fetch_items"]	= (LLSD::Boolean)TRUE;
-			body["folders"].append(folder_sd);
-            folder_count++;
-        }
-        else
-        {
-				
-
-		    LLViewerInventoryCategory* cat = gInventory.getCategory(sFetchQueue.front());
-		
-		    if (cat)
-		    {
-			    if ( LLViewerInventoryCategory::VERSION_UNKNOWN == cat->getVersion())
-			    {
-				    LLSD folder_sd;
-				    folder_sd["folder_id"]		= cat->getUUID();
-				    folder_sd["owner_id"]		= cat->getOwnerID();
-				    folder_sd["sort_order"]		= (LLSD::Integer)sort_order;
-				    folder_sd["fetch_folders"]	= TRUE; //(LLSD::Boolean)sFullFetchStarted;
-				    folder_sd["fetch_items"]	= (LLSD::Boolean)TRUE;
-				    
-				    if (ALEXANDRIA_LINDEN_ID == cat->getOwnerID())
-					    body_lib["folders"].append(folder_sd);
-				    else
-					    body["folders"].append(folder_sd);
-				    folder_count++;
-			    }
-			    if (sMyInventoryFetchStarted ||
-					sLibraryFetchStarted)
-			    {	//Already have this folder but append child folders to list.
-				    // add all children to queue
-				    parent_cat_map_t::iterator cat_it = gInventory.mParentChildCategoryTree.find(cat->getUUID());
-				    if (cat_it != gInventory.mParentChildCategoryTree.end())
-				    {
-					    cat_array_t* child_categories = cat_it->second;
-    
-					    for (S32 child_num = 0; child_num < child_categories->count(); child_num++)
-					    {
-						    sFetchQueue.push_back(child_categories->get(child_num)->getUUID());
-					    }
-				    }
-    
-			    }
-		    }
-        }
-		sFetchQueue.pop_front();
-	}
-		
-		if (folder_count > 0)
-		{
-			sBulkFetchCount++;
-			if (body["folders"].size())
-			{
-				LLHTTPClient::post(url, body, new LLInventoryModelFetchDescendentsResponder(body),300.0);
-			}
-			if (body_lib["folders"].size())
-			{
-				std::string url_lib = gAgent.getRegion()->getCapability("FetchLibDescendents");
-				LLHTTPClient::post(url_lib, body_lib, new LLInventoryModelFetchDescendentsResponder(body_lib),300.0);
-			}
-			sFetchTimer.reset();
-		}
-	else if (isBulkFetchProcessingComplete())
-	{
-		setAllFoldersFetched();
-	}	
-}
-
-bool fetchQueueContainsNoDescendentsOf(const LLUUID& cat_id)
-{
-	for (std::deque<LLUUID>::iterator it = sFetchQueue.begin();
-		 it != sFetchQueue.end(); ++it)
-	{
-		const LLUUID& fetch_id = *it;
-		if (gInventory.isObjectDescendentOf(fetch_id, cat_id))
-			return false;
-	}
-	return true;
-}
-
-/* static */
-bool LLInventoryModel::libraryFetchStarted()
-{
-	return sLibraryFetchStarted;
-}
-
-/* static */
-bool LLInventoryModel::libraryFetchCompleted()
-{
-	return libraryFetchStarted() && fetchQueueContainsNoDescendentsOf(gInventory.getLibraryRootFolderID());
-}
-
-/* static */
-bool LLInventoryModel::libraryFetchInProgress()
-{
-	return libraryFetchStarted() && !libraryFetchCompleted();
-}
-	
-/* static */
-bool LLInventoryModel::myInventoryFetchStarted()
-{
-	return sMyInventoryFetchStarted;
-}
-
-/* static */
-bool LLInventoryModel::myInventoryFetchCompleted()
-{
-	return myInventoryFetchStarted() && fetchQueueContainsNoDescendentsOf(gInventory.getRootFolderID());
-}
-
-/* static */
-bool LLInventoryModel::myInventoryFetchInProgress()
-{
-	return myInventoryFetchStarted() && !myInventoryFetchCompleted();
-}
-
-// static
-bool LLInventoryModel::isEverythingFetched()
-{
-	return sAllFoldersFetched;
-}
-
-//static
-BOOL LLInventoryModel::backgroundFetchActive()
-{
-	return sBackgroundFetchActive;
-}
-
-void LLInventoryModel::startBackgroundFetch(const LLUUID& cat_id)
-{
-	if (!sAllFoldersFetched)
-	{
-		sBackgroundFetchActive = TRUE;
-		if (cat_id.isNull())
-		{
-			if (!sMyInventoryFetchStarted)
-			{
-				sMyInventoryFetchStarted = TRUE;
-				sFetchQueue.push_back(gInventory.getRootFolderID());
-				gIdleCallbacks.addFunction(&LLInventoryModel::backgroundFetch, NULL);
-			}
-			if (!sLibraryFetchStarted)
-			{
-				sLibraryFetchStarted = TRUE;
-				sFetchQueue.push_back(gInventory.getLibraryRootFolderID());
-				gIdleCallbacks.addFunction(&LLInventoryModel::backgroundFetch, NULL);
-			}
-		}
-		else
-		{
-			// specific folder requests go to front of queue
-			if (sFetchQueue.empty() || sFetchQueue.front() != cat_id)
-			{
-				sFetchQueue.push_front(cat_id);
-				gIdleCallbacks.addFunction(&LLInventoryModel::backgroundFetch, NULL);
-			}
-			if (cat_id == gInventory.getLibraryRootFolderID())
-			{
-				sLibraryFetchStarted = TRUE;
-			}
-			if (cat_id == gInventory.getRootFolderID())
-			{
-				sMyInventoryFetchStarted = TRUE;
-			}
-		}
-	}
-}
-
-//static
-void LLInventoryModel::findLostItems()
-{
-	sBackgroundFetchActive = TRUE;
-    sFetchQueue.push_back(LLUUID::null);
-    gIdleCallbacks.addFunction(&LLInventoryModel::backgroundFetch, NULL);
-}
-
-//static
-void LLInventoryModel::stopBackgroundFetch()
-{
-	if (sBackgroundFetchActive)
-	{
-		sBackgroundFetchActive = FALSE;
-		gIdleCallbacks.deleteFunction(&LLInventoryModel::backgroundFetch, NULL);
-		sBulkFetchCount=0;
-		sMinTimeBetweenFetches=0.0f;
-	}
-}
-
-// static
-void LLInventoryModel::setAllFoldersFetched()
-{
-	if (sMyInventoryFetchStarted &&
-		sLibraryFetchStarted)
-	{
-		sAllFoldersFetched = TRUE;
-	}
-	stopBackgroundFetch();
-}
-
-//static 
-void LLInventoryModel::backgroundFetch(void*)
-{
-	if (sBackgroundFetchActive && gAgent.getRegion())
-	{
-		//If we'll be using the capability, we'll be sending batches and the background thing isn't as important.
-		std::string url = gAgent.getRegion()->getCapability("WebFetchInventoryDescendents");   
-		if (!url.empty()) 
-		{
-			bulkFetch(url);
-			return;
-		}
-		
-		//DEPRECATED OLD CODE FOLLOWS.
-		// no more categories to fetch, stop fetch process
-		if (sFetchQueue.empty())
-		{
-			llinfos << "Inventory fetch completed" << llendl;
-
-			setAllFoldersFetched();
-			return;
-		}
-
-		F32 fast_fetch_time = lerp(sMinTimeBetweenFetches, sMaxTimeBetweenFetches, 0.1f);
-		F32 slow_fetch_time = lerp(sMinTimeBetweenFetches, sMaxTimeBetweenFetches, 0.5f);
-		if (sTimelyFetchPending && sFetchTimer.getElapsedTimeF32() > slow_fetch_time)
-		{
-			// double timeouts on failure
-			sMinTimeBetweenFetches = llmin(sMinTimeBetweenFetches * 2.f, 10.f);
-			sMaxTimeBetweenFetches = llmin(sMaxTimeBetweenFetches * 2.f, 120.f);
-			llinfos << "Inventory fetch times grown to (" << sMinTimeBetweenFetches << ", " << sMaxTimeBetweenFetches << ")" << llendl;
-			// fetch is no longer considered "timely" although we will wait for full time-out
-			sTimelyFetchPending = FALSE;
-		}
-
-		while(1)
-		{
-			if (sFetchQueue.empty())
-			{
-				break;
-			}
-
-			if(gDisconnected)
-			{
-				// just bail if we are disconnected.
-				break;
-			}
-
-			LLViewerInventoryCategory* cat = gInventory.getCategory(sFetchQueue.front());
-
-			// category has been deleted, remove from queue.
-			if (!cat)
-			{
-				sFetchQueue.pop_front();
-				continue;
-			}
-			
-			if (sFetchTimer.getElapsedTimeF32() > sMinTimeBetweenFetches && 
-				LLViewerInventoryCategory::VERSION_UNKNOWN == cat->getVersion())
-			{
-				// category exists but has no children yet, fetch the descendants
-				// for now, just request every time and rely on retry timer to throttle
-				if (cat->fetchDescendents())
-				{
-					sFetchTimer.reset();
-					sTimelyFetchPending = TRUE;
-				}
-				else
-				{
-					//  The catagory also tracks if it has expired and here it says it hasn't
-					//  yet.  Get out of here because nothing is going to happen until we
-					//  update the timers.
-					break;
-				}
-			}
-			// do I have all my children?
-			else if (gInventory.isCategoryComplete(sFetchQueue.front()))
-			{
-				// finished with this category, remove from queue
-				sFetchQueue.pop_front();
-
-				// add all children to queue
-				parent_cat_map_t::iterator cat_it = gInventory.mParentChildCategoryTree.find(cat->getUUID());
-				if (cat_it != gInventory.mParentChildCategoryTree.end())
-				{
-					cat_array_t* child_categories = cat_it->second;
-
-					for (S32 child_num = 0; child_num < child_categories->count(); child_num++)
-					{
-						sFetchQueue.push_back(child_categories->get(child_num)->getUUID());
-					}
-				}
-
-				// we received a response in less than the fast time
-				if (sTimelyFetchPending && sFetchTimer.getElapsedTimeF32() < fast_fetch_time)
-				{
-					// shrink timeouts based on success
-					sMinTimeBetweenFetches = llmax(sMinTimeBetweenFetches * 0.8f, 0.3f);
-					sMaxTimeBetweenFetches = llmax(sMaxTimeBetweenFetches * 0.8f, 10.f);
-					//llinfos << "Inventory fetch times shrunk to (" << sMinTimeBetweenFetches << ", " << sMaxTimeBetweenFetches << ")" << llendl;
-				}
-
-				sTimelyFetchPending = FALSE;
-				continue;
-			}
-			else if (sFetchTimer.getElapsedTimeF32() > sMaxTimeBetweenFetches)
-			{
-				// received first packet, but our num descendants does not match db's num descendants
-				// so try again later
-				LLUUID fetch_id = sFetchQueue.front();
-				sFetchQueue.pop_front();
-
-				if (sNumFetchRetries++ < MAX_FETCH_RETRIES)
-				{
-					// push on back of queue
-					sFetchQueue.push_back(fetch_id);
-				}
-				sTimelyFetchPending = FALSE;
-				sFetchTimer.reset();
-				break;
-			}
-
-			// not enough time has elapsed to do a new fetch
-			break;
-		}
-	}
-}
 
 void LLInventoryModel::cache(
 	const LLUUID& parent_folder_id,
@@ -3764,205 +3212,6 @@ void LLInventoryModel::dumpInventory() const
 }
 
 ///----------------------------------------------------------------------------
-/// LLInventoryCollectFunctor implementations
-///----------------------------------------------------------------------------
-
-// static
-bool LLInventoryCollectFunctor::itemTransferCommonlyAllowed(LLInventoryItem* item)
-{
-	if (!item)
-		return false;
-
-	bool allowed = false;
-
-	switch(item->getType())
-	{
-	case LLAssetType::AT_CALLINGCARD:
-		// not allowed
-		break;
-		
-	case LLAssetType::AT_OBJECT:
-		if (isAgentAvatarValid() && !gAgentAvatarp->isWearingAttachment(item->getUUID()))
-		{
-			allowed = true;
-		}
-		break;
-		
-	case LLAssetType::AT_BODYPART:
-	case LLAssetType::AT_CLOTHING:
-		if(!gAgentWearables.isWearingItem(item->getUUID()))
-		{
-			allowed = true;
-		}
-		break;
-		
-	default:
-		allowed = true;
-		break;
-	}
-
-	return allowed;
-}
-
-bool LLIsType::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
-{
-	if(mType == LLAssetType::AT_CATEGORY)
-	{
-		if(cat) return TRUE;
-	}
-	if(item)
-	{
-		if(item->getType() == mType) return TRUE;
-	}
-	return FALSE;
-}
-
-bool LLIsNotType::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
-{
-	if(mType == LLAssetType::AT_CATEGORY)
-	{
-		if(cat) return FALSE;
-	}
-	if(item)
-	{
-		if(item->getType() == mType) return FALSE;
-		else return TRUE;
-	}
-	return TRUE;
-}
-
-bool LLIsTypeWithPermissions::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
-{
-	if(mType == LLAssetType::AT_CATEGORY)
-	{
-		if(cat) 
-		{
-			return TRUE;
-		}
-	}
-	if(item)
-	{
-		if(item->getType() == mType)
-		{
-			LLPermissions perm = item->getPermissions();
-			if ((perm.getMaskBase() & mPerm) == mPerm)
-			{
-				return TRUE;
-			}
-		}
-	}
-	return FALSE;
-}
-
-
-//bool LLIsClone::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
-//{
-//	if(cat) return FALSE;
-//	if(item)
-//	{
-//		if(mItemMap->getType() == LLAssetType::AT_CALLINGCARD)
-//		{
-//			if((item->getType() == LLAssetType::AT_CALLINGCARD)
-//			   && !(item->getCreatorUUID().isNull())
-//			   && (item->getCreatorUUID() == mItemMap->getCreatorUUID()))
-//			{
-//				return TRUE;
-//			}
-//		}
-//		else
-//		{
-//			if((item->getType() == mItemMap->getType())
-//			   && !(item->getAssetUUID().isNull())
-//			   && (item->getAssetUUID() == mItemMap->getAssetUUID())
-//			   && (item->getName() == mItemMap->getName()))
-//			{
-//				return TRUE;
-//			}
-//		}
-//	}
-//	return FALSE;
-//}
-
-bool LLBuddyCollector::operator()(LLInventoryCategory* cat,
-								  LLInventoryItem* item)
-{
-	if(item)
-	{
-		if((LLAssetType::AT_CALLINGCARD == item->getType())
-		   && (!item->getCreatorUUID().isNull())
-		   && (item->getCreatorUUID() != gAgent.getID()))
-		{
-			return true;
-		}
-	}
-	return false;
-}
-
-
-bool LLUniqueBuddyCollector::operator()(LLInventoryCategory* cat,
-										LLInventoryItem* item)
-{
-	if(item)
-	{
-		if((LLAssetType::AT_CALLINGCARD == item->getType())
- 		   && (item->getCreatorUUID().notNull())
- 		   && (item->getCreatorUUID() != gAgent.getID()))
-		{
-			mSeen.insert(item->getCreatorUUID());
-			return true;
-		}
-	}
-	return false;
-}
-
-
-bool LLParticularBuddyCollector::operator()(LLInventoryCategory* cat,
-											LLInventoryItem* item)
-{
-	if(item)
-	{
-		if((LLAssetType::AT_CALLINGCARD == item->getType())
-		   && (item->getCreatorUUID() == mBuddyID))
-		{
-			return TRUE;
-		}
-	}
-	return FALSE;
-}
-
-
-bool LLNameCategoryCollector::operator()(
-	LLInventoryCategory* cat, LLInventoryItem* item)
-{
-	if(cat)
-	{
-		if (!LLStringUtil::compareInsensitive(mName, cat->getName()))
-		{
-			return true;
-		}
-	}
-	return false;
-}
-
-///----------------------------------------------------------------------------
-/// LLAssetIDMatches 
-///----------------------------------------------------------------------------
-bool LLAssetIDMatches::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
-{
-	return (item && item->getAssetUUID() == mAssetID);
-}
-
-///----------------------------------------------------------------------------
-/// LLLinkedItemIDMatches 
-///----------------------------------------------------------------------------
-bool LLLinkedItemIDMatches::operator()(LLInventoryCategory* cat, LLInventoryItem* item)
-{
-	return (item && 
-			(item->getIsLinkType()) &&
-			(item->getLinkedUUID() == mBaseItemID)); // A linked item's assetID will be the compared-to item's itemID.
-}
-
-///----------------------------------------------------------------------------
 /// Local function definitions
 ///----------------------------------------------------------------------------
 
diff --git a/indra/newview/llinventorymodel.h b/indra/newview/llinventorymodel.h
index 2a2b48ce3c..b7c1b57397 100644
--- a/indra/newview/llinventorymodel.h
+++ b/indra/newview/llinventorymodel.h
@@ -81,7 +81,6 @@ public:
 		CHILDREN_MAYBE
 	};
 
-	// These are used a lot...
 	typedef LLDynamicArray<LLPointer<LLViewerInventoryCategory> > cat_array_t;
 	typedef LLDynamicArray<LLPointer<LLViewerInventoryItem> > item_array_t;
 	typedef std::set<LLUUID> changed_items_t;
@@ -368,8 +367,6 @@ public:
 	// Utility Functions
 	void removeItem(const LLUUID& item_id);
 	
-    static void findLostItems();
-
 	// Data about the agent's root folder and root library folder
 	// are stored here, rather than in LLAgent where it used to be, because
 	// gInventory is a singleton and represents the agent's inventory.
@@ -501,12 +498,6 @@ private:
 	LLUUID mLibraryRootFolderID;
 	LLUUID mLibraryOwnerID;
 
-	static BOOL sTimelyFetchPending;
-	static S32  sNumFetchRetries;
-	static LLFrameTimer sFetchTimer;
-	static F32 sMinTimeBetweenFetches;
-	static F32 sMaxTimeBetweenFetches;
-
 	// Expected inventory cache version
 	const static S32 sCurrentInvCacheVersion;
 	
@@ -532,41 +523,6 @@ public:
 	// *NOTE: DEBUG functionality
 	void dumpInventory() const;
 
-
-	////////////////////////////////////////////////////////////////////////////////
-	// Bulk fetch
-public:
-	// Start and stop background breadth-first fetching of inventory contents.
-	// This gets triggered when performing a filter-search
-	void startBackgroundFetch(const LLUUID& cat_id = LLUUID::null);
-	static BOOL backgroundFetchActive();
-	static bool isEverythingFetched();
-	static void backgroundFetch(void*); // background fetch idle function
-	static void incrBulkFetch(S16 fetching) {  sBulkFetchCount+=fetching; if (sBulkFetchCount<0) sBulkFetchCount=0; }
-	static void stopBackgroundFetch(); // stop fetch process
-	static bool isBulkFetchProcessingComplete();
-
-	// Add categories to a list to be fetched in bulk.
-	static void bulkFetch(std::string url);
-
-	static bool libraryFetchStarted();
-	static bool libraryFetchCompleted();
-	static bool libraryFetchInProgress();
-	
-	static bool myInventoryFetchStarted();
-	static bool myInventoryFetchCompleted();
-	static bool myInventoryFetchInProgress();
-	
-private:
- 	static BOOL sMyInventoryFetchStarted;
-	static BOOL sLibraryFetchStarted;
-	static BOOL sAllFoldersFetched; 
-	static void setAllFoldersFetched();
-
-	// completing the fetch once per session should be sufficient
-	static BOOL sBackgroundFetchActive;
-	static S16 sBulkFetchCount;
-
 	////////////////////////////////////////////////////////////////////////////////
 	// Login status
 public:
@@ -578,234 +534,5 @@ private:
 // a special inventory model for the agent
 extern LLInventoryModel gInventory;
 
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLInventoryCollectFunctor
-//
-// Base class for LLInventoryModel::collectDescendentsIf() method
-// which accepts an instance of one of these objects to use as the
-// function to determine if it should be added. Derive from this class
-// and override the () operator to return TRUE if you want to collect
-// the category or item passed in.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLInventoryCollectFunctor
-{
-public:
-	virtual ~LLInventoryCollectFunctor(){};
-	virtual bool operator()(LLInventoryCategory* cat, LLInventoryItem* item) = 0;
-
-	static bool itemTransferCommonlyAllowed(LLInventoryItem* item);
-};
-
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLAssetIDMatches
-//
-// This functor finds inventory items pointing to the specified asset
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-class LLViewerInventoryItem;
-
-class LLAssetIDMatches : public LLInventoryCollectFunctor
-{
-public:
-	LLAssetIDMatches(const LLUUID& asset_id) : mAssetID(asset_id) {}
-	virtual ~LLAssetIDMatches() {}
-	bool operator()(LLInventoryCategory* cat, LLInventoryItem* item);
-	
-protected:
-	LLUUID mAssetID;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLLinkedItemIDMatches
-//
-// This functor finds inventory items linked to the specific inventory id.
-// Assumes the inventory id is itself not a linked item.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-class LLLinkedItemIDMatches : public LLInventoryCollectFunctor
-{
-public:
-	LLLinkedItemIDMatches(const LLUUID& item_id) : mBaseItemID(item_id) {}
-	virtual ~LLLinkedItemIDMatches() {}
-	bool operator()(LLInventoryCategory* cat, LLInventoryItem* item);
-	
-protected:
-	LLUUID mBaseItemID;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLIsType
-//
-// Implementation of a LLInventoryCollectFunctor which returns TRUE if
-// the type is the type passed in during construction.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLIsType : public LLInventoryCollectFunctor
-{
-public:
-	LLIsType(LLAssetType::EType type) : mType(type) {}
-	virtual ~LLIsType() {}
-	virtual bool operator()(LLInventoryCategory* cat,
-							LLInventoryItem* item);
-protected:
-	LLAssetType::EType mType;
-};
-
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLIsNotType
-//
-// Implementation of a LLInventoryCollectFunctor which returns FALSE if the
-// type is the type passed in during construction, otherwise false.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLIsNotType : public LLInventoryCollectFunctor
-{
-public:
-	LLIsNotType(LLAssetType::EType type) : mType(type) {}
-	virtual ~LLIsNotType() {}
-	virtual bool operator()(LLInventoryCategory* cat,
-							LLInventoryItem* item);
-protected:
-	LLAssetType::EType mType;
-};
-
-class LLIsTypeWithPermissions : public LLInventoryCollectFunctor
-{
-public:
-	LLIsTypeWithPermissions(LLAssetType::EType type, const PermissionBit perms, const LLUUID &agent_id, const LLUUID &group_id) 
-		: mType(type), mPerm(perms), mAgentID(agent_id), mGroupID(group_id) {}
-	virtual ~LLIsTypeWithPermissions() {}
-	virtual bool operator()(LLInventoryCategory* cat,
-							LLInventoryItem* item);
-protected:
-	LLAssetType::EType mType;
-	PermissionBit mPerm;
-	LLUUID			mAgentID;
-	LLUUID			mGroupID;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLIsClone
-//
-// Implementation of a LLInventoryCollectFunctor which returns TRUE if
-// the object is a clone of the item passed in during
-// construction.
-//
-// *NOTE: Since clone information is determined based off of asset id
-// (or creator with calling cards), if the id is NULL, it has no
-// clones - even itself.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-//class LLIsClone : public LLInventoryCollectFunctor
-//{
-//public:
-//	LLIsClone(LLViewerInventoryItem* item) : mItem(item) {}
-//	virtual ~LLIsClone() {}
-//	virtual bool operator()(LLViewerInventoryCategory* cat,
-//							LLViewerInventoryItem* item);
-//protected:
-//	LLPointer<LLViewerInventoryItem> mItem;
-//};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLBuddyCollector
-//
-// Simple class that collects calling cards that are not null, and not
-// the agent. Duplicates are possible.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLBuddyCollector : public LLInventoryCollectFunctor
-{
-public:
-	LLBuddyCollector() {}
-	virtual ~LLBuddyCollector() {}
-	virtual bool operator()(LLInventoryCategory* cat,
-							LLInventoryItem* item);
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLUniqueBuddyCollector
-//
-// Simple class that collects calling cards that are not null, and not
-// the agent. Duplicates are discarded.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLUniqueBuddyCollector : public LLInventoryCollectFunctor
-{
-public:
-	LLUniqueBuddyCollector() {}
-	virtual ~LLUniqueBuddyCollector() {}
-	virtual bool operator()(LLInventoryCategory* cat,
-							LLInventoryItem* item);
-
-protected:
-	std::set<LLUUID> mSeen;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLParticularBuddyCollector
-//
-// Simple class that collects calling cards that match a particular uuid
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLParticularBuddyCollector : public LLInventoryCollectFunctor
-{
-public:
-	LLParticularBuddyCollector(const LLUUID& id) : mBuddyID(id) {}
-	virtual ~LLParticularBuddyCollector() {}
-	virtual bool operator()(LLInventoryCategory* cat,
-							LLInventoryItem* item);
-protected:
-	LLUUID mBuddyID;
-};
-
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLNameCategoryCollector
-//
-// Collects categories based on case-insensitive match of prefix
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLNameCategoryCollector : public LLInventoryCollectFunctor
-{
-public:
-	LLNameCategoryCollector(const std::string& name) : mName(name) {}
-	virtual ~LLNameCategoryCollector() {}
-	virtual bool operator()(LLInventoryCategory* cat,
-							LLInventoryItem* item);
-protected:
-	std::string mName;
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLFindCOFValidItems
-//
-// Collects items that can be legitimately linked to in the COF.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-class LLFindCOFValidItems : public LLInventoryCollectFunctor
-{
-public:
-	LLFindCOFValidItems() {}
-	virtual ~LLFindCOFValidItems() {}
-	virtual bool operator()(LLInventoryCategory* cat,
-							LLInventoryItem* item);
-	
-};
-
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-// Class LLFindWearables
-//
-// Collects wearables based on item type.
-//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-class LLFindWearables : public LLInventoryCollectFunctor
-{
-public:
-	LLFindWearables() {}
-	virtual ~LLFindWearables() {}
-	virtual bool operator()(LLInventoryCategory* cat,
-							LLInventoryItem* item);
-};
-
 #endif // LL_LLINVENTORYMODEL_H
 
diff --git a/indra/newview/llinventorymodelbackgroundfetch.cpp b/indra/newview/llinventorymodelbackgroundfetch.cpp
new file mode 100644
index 0000000000..72e5c0dd75
--- /dev/null
+++ b/indra/newview/llinventorymodelbackgroundfetch.cpp
@@ -0,0 +1,603 @@
+/** 
+ * @file llinventorymodel.cpp
+ * @brief Implementation of the inventory model used to track agent inventory.
+ *
+ * $LicenseInfo:firstyear=2002&license=viewergpl$
+ * 
+ * Copyright (c) 2002-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+#include "llinventorymodelbackgroundfetch.h"
+
+// Seraph clean this up
+#include "llagent.h"
+#include "llinventorypanel.h"
+#include "llviewercontrol.h"
+#include "llviewermessage.h"
+#include "llviewerwindow.h"
+#include "llappviewer.h"
+#include "llviewerregion.h"
+#include "llcallbacklist.h"
+
+const F32 MAX_TIME_FOR_SINGLE_FETCH = 10.f;
+const S32 MAX_FETCH_RETRIES = 10;
+
+// RN: for some reason, using std::queue in the header file confuses the compiler which thinks it's an xmlrpc_queue
+static std::deque<LLUUID> sFetchQueue;
+bool fetchQueueContainsNoDescendentsOf(const LLUUID& cat_id)
+{
+	for (std::deque<LLUUID>::iterator it = sFetchQueue.begin();
+		 it != sFetchQueue.end(); ++it)
+	{
+		const LLUUID& fetch_id = *it;
+		if (gInventory.isObjectDescendentOf(fetch_id, cat_id))
+			return false;
+	}
+	return true;
+}
+
+
+LLInventoryModelBackgroundFetch::LLInventoryModelBackgroundFetch() :
+	mBackgroundFetchActive(FALSE),
+	mAllFoldersFetched(FALSE),
+	mInventoryFetchStarted(FALSE),
+	mLibraryFetchStarted(FALSE),
+	mNumFetchRetries(0),
+	mMinTimeBetweenFetches(0.3f),
+	mMaxTimeBetweenFetches(10.f),
+	mTimelyFetchPending(FALSE),
+	mBulkFetchCount(0)
+{
+}
+
+LLInventoryModelBackgroundFetch::~LLInventoryModelBackgroundFetch()
+{
+}
+
+bool LLInventoryModelBackgroundFetch::isBulkFetchProcessingComplete()
+{
+	return sFetchQueue.empty() && mBulkFetchCount<=0;
+}
+
+bool LLInventoryModelBackgroundFetch::libraryFetchStarted()
+{
+	return mLibraryFetchStarted;
+}
+
+bool LLInventoryModelBackgroundFetch::libraryFetchCompleted()
+{
+	return libraryFetchStarted() && fetchQueueContainsNoDescendentsOf(gInventory.getLibraryRootFolderID());
+}
+
+bool LLInventoryModelBackgroundFetch::libraryFetchInProgress()
+{
+	return libraryFetchStarted() && !libraryFetchCompleted();
+}
+	
+bool LLInventoryModelBackgroundFetch::inventoryFetchStarted()
+{
+	return mInventoryFetchStarted;
+}
+
+bool LLInventoryModelBackgroundFetch::inventoryFetchCompleted()
+{
+	return inventoryFetchStarted() && fetchQueueContainsNoDescendentsOf(gInventory.getRootFolderID());
+}
+
+bool LLInventoryModelBackgroundFetch::inventoryFetchInProgress()
+{
+	return inventoryFetchStarted() && !inventoryFetchCompleted();
+}
+
+bool LLInventoryModelBackgroundFetch::isEverythingFetched()
+{
+	return mAllFoldersFetched;
+}
+
+BOOL LLInventoryModelBackgroundFetch::backgroundFetchActive()
+{
+	return mBackgroundFetchActive;
+}
+
+void LLInventoryModelBackgroundFetch::start(const LLUUID& cat_id)
+{
+	if (!mAllFoldersFetched)
+	{
+		mBackgroundFetchActive = TRUE;
+		if (cat_id.isNull())
+		{
+			if (!mInventoryFetchStarted)
+			{
+				mInventoryFetchStarted = TRUE;
+				sFetchQueue.push_back(gInventory.getRootFolderID());
+				gIdleCallbacks.addFunction(&LLInventoryModelBackgroundFetch::backgroundFetchCB, NULL);
+			}
+			if (!mLibraryFetchStarted)
+			{
+				mLibraryFetchStarted = TRUE;
+				sFetchQueue.push_back(gInventory.getLibraryRootFolderID());
+				gIdleCallbacks.addFunction(&LLInventoryModelBackgroundFetch::backgroundFetchCB, NULL);
+			}
+		}
+		else
+		{
+			// specific folder requests go to front of queue
+			if (sFetchQueue.empty() || sFetchQueue.front() != cat_id)
+			{
+				sFetchQueue.push_front(cat_id);
+				gIdleCallbacks.addFunction(&LLInventoryModelBackgroundFetch::backgroundFetchCB, NULL);
+			}
+			if (cat_id == gInventory.getLibraryRootFolderID())
+			{
+				mLibraryFetchStarted = TRUE;
+			}
+			if (cat_id == gInventory.getRootFolderID())
+			{
+				mInventoryFetchStarted = TRUE;
+			}
+		}
+	}
+}
+
+void LLInventoryModelBackgroundFetch::findLostItems()
+{
+	mBackgroundFetchActive = TRUE;
+    sFetchQueue.push_back(LLUUID::null);
+    gIdleCallbacks.addFunction(&LLInventoryModelBackgroundFetch::backgroundFetchCB, NULL);
+}
+
+void LLInventoryModelBackgroundFetch::stopBackgroundFetch()
+{
+	if (mBackgroundFetchActive)
+	{
+		mBackgroundFetchActive = FALSE;
+		gIdleCallbacks.deleteFunction(&LLInventoryModelBackgroundFetch::backgroundFetchCB, NULL);
+		mBulkFetchCount=0;
+		mMinTimeBetweenFetches=0.0f;
+	}
+}
+
+void LLInventoryModelBackgroundFetch::setAllFoldersFetched()
+{
+	if (mInventoryFetchStarted &&
+		mLibraryFetchStarted)
+	{
+		mAllFoldersFetched = TRUE;
+	}
+	stopBackgroundFetch();
+}
+
+void LLInventoryModelBackgroundFetch::backgroundFetchCB(void *)
+{
+	LLInventoryModelBackgroundFetch::instance().backgroundFetch();
+}
+
+void LLInventoryModelBackgroundFetch::backgroundFetch()
+{
+	if (mBackgroundFetchActive && gAgent.getRegion())
+	{
+		//If we'll be using the capability, we'll be sending batches and the background thing isn't as important.
+		std::string url = gAgent.getRegion()->getCapability("WebFetchInventoryDescendents");   
+		if (!url.empty()) 
+		{
+			bulkFetch(url);
+			return;
+		}
+		
+		//DEPRECATED OLD CODE FOLLOWS.
+		// no more categories to fetch, stop fetch process
+		if (sFetchQueue.empty())
+		{
+			llinfos << "Inventory fetch completed" << llendl;
+
+			setAllFoldersFetched();
+			return;
+		}
+
+		F32 fast_fetch_time = lerp(mMinTimeBetweenFetches, mMaxTimeBetweenFetches, 0.1f);
+		F32 slow_fetch_time = lerp(mMinTimeBetweenFetches, mMaxTimeBetweenFetches, 0.5f);
+		if (mTimelyFetchPending && mFetchTimer.getElapsedTimeF32() > slow_fetch_time)
+		{
+			// double timeouts on failure
+			mMinTimeBetweenFetches = llmin(mMinTimeBetweenFetches * 2.f, 10.f);
+			mMaxTimeBetweenFetches = llmin(mMaxTimeBetweenFetches * 2.f, 120.f);
+			llinfos << "Inventory fetch times grown to (" << mMinTimeBetweenFetches << ", " << mMaxTimeBetweenFetches << ")" << llendl;
+			// fetch is no longer considered "timely" although we will wait for full time-out
+			mTimelyFetchPending = FALSE;
+		}
+
+		while(1)
+		{
+			if (sFetchQueue.empty())
+			{
+				break;
+			}
+
+			if(gDisconnected)
+			{
+				// just bail if we are disconnected.
+				break;
+			}
+
+			LLViewerInventoryCategory* cat = gInventory.getCategory(sFetchQueue.front());
+
+			// category has been deleted, remove from queue.
+			if (!cat)
+			{
+				sFetchQueue.pop_front();
+				continue;
+			}
+			
+			if (mFetchTimer.getElapsedTimeF32() > mMinTimeBetweenFetches && 
+				LLViewerInventoryCategory::VERSION_UNKNOWN == cat->getVersion())
+			{
+				// category exists but has no children yet, fetch the descendants
+				// for now, just request every time and rely on retry timer to throttle
+				if (cat->fetchDescendents())
+				{
+					mFetchTimer.reset();
+					mTimelyFetchPending = TRUE;
+				}
+				else
+				{
+					//  The catagory also tracks if it has expired and here it says it hasn't
+					//  yet.  Get out of here because nothing is going to happen until we
+					//  update the timers.
+					break;
+				}
+			}
+			// do I have all my children?
+			else if (gInventory.isCategoryComplete(sFetchQueue.front()))
+			{
+				// finished with this category, remove from queue
+				sFetchQueue.pop_front();
+
+				// add all children to queue
+				LLInventoryModel::cat_array_t* categories;
+				LLInventoryModel::item_array_t* items;
+				gInventory.getDirectDescendentsOf(cat->getUUID(), categories, items);
+				for (LLInventoryModel::cat_array_t::const_iterator it = categories->begin();
+					 it != categories->end();
+					 ++it)
+				{
+					sFetchQueue.push_back((*it)->getUUID());
+				}
+
+				// we received a response in less than the fast time
+				if (mTimelyFetchPending && mFetchTimer.getElapsedTimeF32() < fast_fetch_time)
+				{
+					// shrink timeouts based on success
+					mMinTimeBetweenFetches = llmax(mMinTimeBetweenFetches * 0.8f, 0.3f);
+					mMaxTimeBetweenFetches = llmax(mMaxTimeBetweenFetches * 0.8f, 10.f);
+					//llinfos << "Inventory fetch times shrunk to (" << mMinTimeBetweenFetches << ", " << mMaxTimeBetweenFetches << ")" << llendl;
+				}
+
+				mTimelyFetchPending = FALSE;
+				continue;
+			}
+			else if (mFetchTimer.getElapsedTimeF32() > mMaxTimeBetweenFetches)
+			{
+				// received first packet, but our num descendants does not match db's num descendants
+				// so try again later
+				LLUUID fetch_id = sFetchQueue.front();
+				sFetchQueue.pop_front();
+
+				if (mNumFetchRetries++ < MAX_FETCH_RETRIES)
+				{
+					// push on back of queue
+					sFetchQueue.push_back(fetch_id);
+				}
+				mTimelyFetchPending = FALSE;
+				mFetchTimer.reset();
+				break;
+			}
+
+			// not enough time has elapsed to do a new fetch
+			break;
+		}
+	}
+}
+
+void LLInventoryModelBackgroundFetch::incrBulkFetch(S16 fetching) 
+{  
+	mBulkFetchCount += fetching; 
+	if (mBulkFetchCount < 0)
+	{
+		mBulkFetchCount = 0; 
+	}
+}
+
+
+class LLInventoryModelFetchDescendentsResponder: public LLHTTPClient::Responder
+{
+	public:
+		LLInventoryModelFetchDescendentsResponder(const LLSD& request_sd) : mRequestSD(request_sd) {};
+		//LLInventoryModelFetchDescendentsResponder() {};
+		void result(const LLSD& content);
+		void error(U32 status, const std::string& reason);
+	public:
+		typedef std::vector<LLViewerInventoryCategory*> folder_ref_t;
+	protected:
+		LLSD mRequestSD;
+};
+
+//If we get back a normal response, handle it here
+void  LLInventoryModelFetchDescendentsResponder::result(const LLSD& content)
+{
+	if (content.has("folders"))	
+	{
+
+		for(LLSD::array_const_iterator folder_it = content["folders"].beginArray();
+			folder_it != content["folders"].endArray();
+			++folder_it)
+		{	
+			LLSD folder_sd = *folder_it;
+			
+
+			//LLUUID agent_id = folder_sd["agent_id"];
+
+			//if(agent_id != gAgent.getID())	//This should never happen.
+			//{
+			//	llwarns << "Got a UpdateInventoryItem for the wrong agent."
+			//			<< llendl;
+			//	break;
+			//}
+
+			LLUUID parent_id = folder_sd["folder_id"];
+			LLUUID owner_id = folder_sd["owner_id"];
+			S32    version  = (S32)folder_sd["version"].asInteger();
+			S32    descendents = (S32)folder_sd["descendents"].asInteger();
+			LLPointer<LLViewerInventoryCategory> tcategory = new LLViewerInventoryCategory(owner_id);
+
+            if (parent_id.isNull())
+            {
+			    LLPointer<LLViewerInventoryItem> titem = new LLViewerInventoryItem;
+			    for(LLSD::array_const_iterator item_it = folder_sd["items"].beginArray();
+				    item_it != folder_sd["items"].endArray();
+				    ++item_it)
+			    {	
+                    const LLUUID lost_uuid = gInventory.findCategoryUUIDForType(LLFolderType::FT_LOST_AND_FOUND);
+                    if (lost_uuid.notNull())
+                    {
+				        LLSD item = *item_it;
+				        titem->unpackMessage(item);
+				
+                        LLInventoryModel::update_list_t update;
+                        LLInventoryModel::LLCategoryUpdate new_folder(lost_uuid, 1);
+                        update.push_back(new_folder);
+                        gInventory.accountForUpdate(update);
+
+                        titem->setParent(lost_uuid);
+                        titem->updateParentOnServer(FALSE);
+                        gInventory.updateItem(titem);
+                        gInventory.notifyObservers("fetchDescendents");
+                        
+                    }
+                }
+            }
+
+	        LLViewerInventoryCategory* pcat = gInventory.getCategory(parent_id);
+			if (!pcat)
+			{
+				continue;
+			}
+
+			for(LLSD::array_const_iterator category_it = folder_sd["categories"].beginArray();
+				category_it != folder_sd["categories"].endArray();
+				++category_it)
+			{	
+				LLSD category = *category_it;
+				tcategory->fromLLSD(category); 
+							
+				if (LLInventoryModelBackgroundFetch::instance().inventoryFetchStarted() ||
+					LLInventoryModelBackgroundFetch::instance().libraryFetchStarted())
+				{
+					sFetchQueue.push_back(tcategory->getUUID());
+				}
+				else if ( !gInventory.isCategoryComplete(tcategory->getUUID()) )
+				{
+					gInventory.updateCategory(tcategory);
+				}
+
+			}
+			LLPointer<LLViewerInventoryItem> titem = new LLViewerInventoryItem;
+			for(LLSD::array_const_iterator item_it = folder_sd["items"].beginArray();
+				item_it != folder_sd["items"].endArray();
+				++item_it)
+			{	
+				LLSD item = *item_it;
+				titem->unpackMessage(item);
+				
+				gInventory.updateItem(titem);
+			}
+
+			// set version and descendentcount according to message.
+			LLViewerInventoryCategory* cat = gInventory.getCategory(parent_id);
+			if(cat)
+			{
+				cat->setVersion(version);
+				cat->setDescendentCount(descendents);
+				cat->determineFolderType();
+			}
+
+		}
+	}
+		
+	if (content.has("bad_folders"))
+	{
+		for(LLSD::array_const_iterator folder_it = content["bad_folders"].beginArray();
+			folder_it != content["bad_folders"].endArray();
+			++folder_it)
+		{	
+			LLSD folder_sd = *folder_it;
+			
+			//These folders failed on the dataserver.  We probably don't want to retry them.
+			llinfos << "Folder " << folder_sd["folder_id"].asString() 
+					<< "Error: " << folder_sd["error"].asString() << llendl;
+		}
+	}
+
+	LLInventoryModelBackgroundFetch::instance().incrBulkFetch(-1);
+	
+	if (LLInventoryModelBackgroundFetch::instance().isBulkFetchProcessingComplete())
+	{
+		llinfos << "Inventory fetch completed" << llendl;
+		LLInventoryModelBackgroundFetch::instance().setAllFoldersFetched();
+	}
+	
+	gInventory.notifyObservers("fetchDescendents");
+}
+
+//If we get back an error (not found, etc...), handle it here
+void LLInventoryModelFetchDescendentsResponder::error(U32 status, const std::string& reason)
+{
+	llinfos << "LLInventoryModelFetchDescendentsResponder::error "
+		<< status << ": " << reason << llendl;
+						
+	LLInventoryModelBackgroundFetch::instance().incrBulkFetch(-1);
+
+	if (status==499)		//timed out.  Let's be awesome!
+	{
+		for(LLSD::array_const_iterator folder_it = mRequestSD["folders"].beginArray();
+			folder_it != mRequestSD["folders"].endArray();
+			++folder_it)
+		{	
+			LLSD folder_sd = *folder_it;
+			LLUUID folder_id = folder_sd["folder_id"];
+			sFetchQueue.push_front(folder_id);
+		}
+	}
+	else
+	{
+		if (LLInventoryModelBackgroundFetch::instance().isBulkFetchProcessingComplete())
+		{
+			LLInventoryModelBackgroundFetch::instance().setAllFoldersFetched();
+		}
+	}
+	gInventory.notifyObservers("fetchDescendents");
+}
+
+//static   Bundle up a bunch of requests to send all at once.
+void LLInventoryModelBackgroundFetch::bulkFetch(std::string url)
+{
+	//Background fetch is called from gIdleCallbacks in a loop until background fetch is stopped.
+	//If there are items in sFetchQueue, we want to check the time since the last bulkFetch was 
+	//sent.  If it exceeds our retry time, go ahead and fire off another batch.  
+	//Stopbackgroundfetch will be run from the Responder instead of here.  
+
+	S16 max_concurrent_fetches=8;
+	F32 new_min_time = 0.5f;			//HACK!  Clean this up when old code goes away entirely.
+	if (mMinTimeBetweenFetches < new_min_time) 
+	{
+		mMinTimeBetweenFetches=new_min_time;  //HACK!  See above.
+	}
+	
+	if (gDisconnected ||
+		(mBulkFetchCount > max_concurrent_fetches) ||
+		(mFetchTimer.getElapsedTimeF32() < mMinTimeBetweenFetches))
+	{
+		return; // just bail if we are disconnected.
+	}	
+
+	U32 folder_count=0;
+	U32 max_batch_size=5;
+
+	U32 sort_order = gSavedSettings.getU32(LLInventoryPanel::DEFAULT_SORT_ORDER) & 0x1;
+
+	LLSD body;
+	LLSD body_lib;
+	while (!(sFetchQueue.empty()) && (folder_count < max_batch_size))
+	{
+        if (sFetchQueue.front().isNull()) //DEV-17797
+        {
+			LLSD folder_sd;
+			folder_sd["folder_id"]		= LLUUID::null.asString();
+			folder_sd["owner_id"]		= gAgent.getID();
+			folder_sd["sort_order"]		= (LLSD::Integer)sort_order;
+			folder_sd["fetch_folders"]	= (LLSD::Boolean)FALSE;
+			folder_sd["fetch_items"]	= (LLSD::Boolean)TRUE;
+			body["folders"].append(folder_sd);
+            folder_count++;
+        }
+        else
+        {
+		    LLViewerInventoryCategory* cat = gInventory.getCategory(sFetchQueue.front());
+		
+		    if (cat)
+		    {
+			    if (LLViewerInventoryCategory::VERSION_UNKNOWN == cat->getVersion())
+			    {
+				    LLSD folder_sd;
+				    folder_sd["folder_id"]		= cat->getUUID();
+				    folder_sd["owner_id"]		= cat->getOwnerID();
+				    folder_sd["sort_order"]		= (LLSD::Integer)sort_order;
+				    folder_sd["fetch_folders"]	= TRUE; //(LLSD::Boolean)sFullFetchStarted;
+				    folder_sd["fetch_items"]	= (LLSD::Boolean)TRUE;
+				    
+				    if (ALEXANDRIA_LINDEN_ID == cat->getOwnerID())
+					    body_lib["folders"].append(folder_sd);
+				    else
+					    body["folders"].append(folder_sd);
+				    folder_count++;
+			    }
+			    if (mInventoryFetchStarted || mLibraryFetchStarted)
+			    {	//Already have this folder but append child folders to list.
+				    // add all children to queue
+					LLInventoryModel::cat_array_t* categories;
+					LLInventoryModel::item_array_t* items;
+					gInventory.getDirectDescendentsOf(cat->getUUID(), categories, items);
+					for (LLInventoryModel::cat_array_t::const_iterator it = categories->begin();
+						 it != categories->end();
+						 ++it)
+					{
+						sFetchQueue.push_back((*it)->getUUID());
+				    }
+			    }
+		    }
+        }
+		sFetchQueue.pop_front();
+	}
+		
+	if (folder_count > 0)
+	{
+		mBulkFetchCount++;
+		if (body["folders"].size())
+		{
+			LLHTTPClient::post(url, body, new LLInventoryModelFetchDescendentsResponder(body),300.0);
+		}
+		if (body_lib["folders"].size())
+		{
+			std::string url_lib = gAgent.getRegion()->getCapability("FetchLibDescendents");
+			LLHTTPClient::post(url_lib, body_lib, new LLInventoryModelFetchDescendentsResponder(body_lib),300.0);
+		}
+		mFetchTimer.reset();
+	}
+	else if (isBulkFetchProcessingComplete())
+	{
+		setAllFoldersFetched();
+	}
+}
diff --git a/indra/newview/llinventorymodelbackgroundfetch.h b/indra/newview/llinventorymodelbackgroundfetch.h
new file mode 100644
index 0000000000..94606fae23
--- /dev/null
+++ b/indra/newview/llinventorymodelbackgroundfetch.h
@@ -0,0 +1,119 @@
+/** 
+ * @file llinventorymodelbackgroundfetch.h
+ * @brief LLInventoryModelBackgroundFetch class header file
+ *
+ * $LicenseInfo:firstyear=2002&license=viewergpl$
+ * 
+ * Copyright (c) 2002-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLINVENTORYMODELBACKGROUNDFETCH_H
+#define LL_LLINVENTORYMODELBACKGROUNDFETCH_H
+
+// Seraph clean this up
+#include "llassettype.h"
+#include "llfoldertype.h"
+#include "lldarray.h"
+#include "llframetimer.h"
+#include "llhttpclient.h"
+#include "lluuid.h"
+#include "llpermissionsflags.h"
+#include "llstring.h"
+#include <map>
+#include <set>
+#include <string>
+#include <vector>
+
+// Seraph clean this up
+class LLInventoryObserver;
+class LLInventoryObject;
+class LLInventoryItem;
+class LLInventoryCategory;
+class LLViewerInventoryItem;
+class LLViewerInventoryCategory;
+class LLViewerInventoryItem;
+class LLViewerInventoryCategory;
+class LLMessageSystem;
+class LLInventoryCollectFunctor;
+
+
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+// Class LLInventoryModelBackgroundFetch
+//
+// This class handles background fetch.
+//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+class LLInventoryModelBackgroundFetch : public LLSingleton<LLInventoryModelBackgroundFetch>
+{
+public:
+	LLInventoryModelBackgroundFetch();
+	~LLInventoryModelBackgroundFetch();
+
+	// Start and stop background breadth-first fetching of inventory contents.
+	// This gets triggered when performing a filter-search
+	void start(const LLUUID& cat_id = LLUUID::null);
+	BOOL backgroundFetchActive();
+	bool isEverythingFetched();
+	void incrBulkFetch(S16 fetching);
+	void stopBackgroundFetch(); // stop fetch process
+	bool isBulkFetchProcessingComplete();
+
+	// Add categories to a list to be fetched in bulk.
+	void bulkFetch(std::string url);
+
+	bool libraryFetchStarted();
+	bool libraryFetchCompleted();
+	bool libraryFetchInProgress();
+	
+	bool inventoryFetchStarted();
+	bool inventoryFetchCompleted();
+	bool inventoryFetchInProgress();
+    void findLostItems();
+
+	void setAllFoldersFetched();
+
+	static void backgroundFetchCB(void*); // background fetch idle function
+	void backgroundFetch();
+	
+private:
+ 	BOOL mInventoryFetchStarted;
+	BOOL mLibraryFetchStarted;
+	BOOL mAllFoldersFetched;
+
+	// completing the fetch once per session should be sufficient
+	BOOL mBackgroundFetchActive;
+	S16 mBulkFetchCount;
+	BOOL mTimelyFetchPending;
+	S32 mNumFetchRetries;
+
+	LLFrameTimer mFetchTimer;
+	F32 mMinTimeBetweenFetches;
+	F32 mMaxTimeBetweenFetches;
+
+};
+
+#endif // LL_LLINVENTORYMODELBACKGROUNDFETCH_H
+
diff --git a/indra/newview/llinventorypanel.cpp b/indra/newview/llinventorypanel.cpp
index 9a2d76e7e2..83c2d62ee8 100644
--- a/indra/newview/llinventorypanel.cpp
+++ b/indra/newview/llinventorypanel.cpp
@@ -43,6 +43,8 @@
 #include "llimfloater.h"
 #include "llimview.h"
 #include "llinventorybridge.h"
+#include "llinventoryfunctions.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llsidepanelinventory.h"
 #include "llsidetray.h"
 #include "llscrollcontainer.h"
@@ -643,7 +645,7 @@ BOOL LLInventoryPanel::handleHover(S32 x, S32 y, MASK mask)
 	if(handled)
 	{
 		ECursorType cursor = getWindow()->getCursor();
-		if (LLInventoryModel::backgroundFetchActive() && cursor == UI_CURSOR_ARROW)
+		if (LLInventoryModelBackgroundFetch::instance().backgroundFetchActive() && cursor == UI_CURSOR_ARROW)
 		{
 			// replace arrow cursor with arrow and hourglass cursor
 			getWindow()->setCursor(UI_CURSOR_WORKING);
diff --git a/indra/newview/lllandmarkactions.cpp b/indra/newview/lllandmarkactions.cpp
index f25d2ef574..7336efb62a 100644
--- a/indra/newview/lllandmarkactions.cpp
+++ b/indra/newview/lllandmarkactions.cpp
@@ -36,6 +36,7 @@
 #include "roles_constants.h"
 
 #include "llinventory.h"
+#include "llinventoryfunctions.h"
 #include "lllandmark.h"
 #include "llparcel.h"
 #include "llregionhandle.h"
diff --git a/indra/newview/llpanellandmarkinfo.cpp b/indra/newview/llpanellandmarkinfo.cpp
index a60c69f169..4ffd43cb0f 100644
--- a/indra/newview/llpanellandmarkinfo.cpp
+++ b/indra/newview/llpanellandmarkinfo.cpp
@@ -36,6 +36,7 @@
 
 #include "llcombobox.h"
 #include "lliconctrl.h"
+#include "llinventoryfunctions.h"
 #include "lllineeditor.h"
 #include "lltextbox.h"
 #include "lltexteditor.h"
diff --git a/indra/newview/llpanellandmarks.cpp b/indra/newview/llpanellandmarks.cpp
index 6ff784db0a..c7793bbc43 100644
--- a/indra/newview/llpanellandmarks.cpp
+++ b/indra/newview/llpanellandmarks.cpp
@@ -49,6 +49,7 @@
 #include "lldndbutton.h"
 #include "llfloaterworldmap.h"
 #include "llfolderviewitem.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llinventorypanel.h"
 #include "lllandmarkactions.h"
 #include "llplacesinventorybridge.h"
@@ -556,7 +557,7 @@ void LLLandmarksPanel::initLibraryInventoryPanel()
 	const LLUUID &landmarks_cat = gInventory.findCategoryUUIDForType(LLFolderType::FT_LANDMARK, false, true);
 	if (landmarks_cat.notNull())
 	{
-		gInventory.startBackgroundFetch(landmarks_cat);
+		LLInventoryModelBackgroundFetch::instance().start(landmarks_cat);
 	}
 
 	// Expanding "Library" tab for new users who have no landmarks in "My Inventory".
@@ -620,7 +621,7 @@ void LLLandmarksPanel::onAccordionExpandedCollapsed(const LLSD& param, LLPlacesI
 		  if (!gInventory.isCategoryComplete(cat_id))
 		*/
 		{
-			gInventory.startBackgroundFetch(cat_id);
+			LLInventoryModelBackgroundFetch::instance().start(cat_id);
 		}
 
 		// Apply filter substring because it might have been changed
diff --git a/indra/newview/llpanelmaininventory.cpp b/indra/newview/llpanelmaininventory.cpp
index d40141c91d..dbc40959d7 100644
--- a/indra/newview/llpanelmaininventory.cpp
+++ b/indra/newview/llpanelmaininventory.cpp
@@ -40,6 +40,7 @@
 #include "llfloaterinventory.h"
 #include "llinventorybridge.h"
 #include "llinventoryfunctions.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llinventorypanel.h"
 #include "llfiltereditor.h"
 #include "llfloaterreg.h"
@@ -419,7 +420,7 @@ void LLPanelMainInventory::onFilterEdit(const std::string& search_string )
 		return;
 	}
 
-	gInventory.startBackgroundFetch();
+	LLInventoryModelBackgroundFetch::instance().start();
 
 	mFilterSubString = search_string;
 	if (mActivePanel->getFilterSubString().empty() && mFilterSubString.empty())
@@ -499,7 +500,7 @@ void LLPanelMainInventory::onFilterSelected()
 	if (filter->isActive())
 	{
 		// If our filter is active we may be the first thing requiring a fetch so we better start it here.
-		gInventory.startBackgroundFetch();
+		LLInventoryModelBackgroundFetch::instance().start();
 	}
 	setFilterTextFromFilter();
 }
@@ -566,11 +567,11 @@ void LLPanelMainInventory::updateItemcountText()
 
 	std::string text = "";
 
-	if (LLInventoryModel::backgroundFetchActive())
+	if (LLInventoryModelBackgroundFetch::instance().backgroundFetchActive())
 	{
 		text = getString("ItemcountFetching", string_args);
 	}
-	else if (LLInventoryModel::isEverythingFetched())
+	else if (LLInventoryModelBackgroundFetch::instance().isEverythingFetched())
 	{
 		text = getString("ItemcountCompleted", string_args);
 	}
@@ -600,7 +601,7 @@ void LLPanelMainInventory::toggleFindOptions()
 		if (parent_floater) // Seraph: Fix this, shouldn't be null even for sidepanel
 			parent_floater->addDependentFloater(mFinderHandle);
 		// start background fetch of folders
-		gInventory.startBackgroundFetch();
+		LLInventoryModelBackgroundFetch::instance().start();
 	}
 	else
 	{
diff --git a/indra/newview/llpaneloutfitedit.cpp b/indra/newview/llpaneloutfitedit.cpp
index 55bf25f15b..421181dda1 100644
--- a/indra/newview/llpaneloutfitedit.cpp
+++ b/indra/newview/llpaneloutfitedit.cpp
@@ -53,6 +53,7 @@
 #include "llfloaterinventory.h"
 #include "llinventorybridge.h"
 #include "llinventorymodel.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "lluiconstants.h"
 #include "llscrolllistctrl.h"
 #include "lltextbox.h"
@@ -245,7 +246,7 @@ void LLPanelOutfitEdit::onTypeFilterChanged(LLUICtrl* ctrl)
 	mInventoryItemsPanel->getRootFolder()->applyFunctorRecursively(opener);
 	mInventoryItemsPanel->getRootFolder()->scrollToShowSelection();
 	
-	gInventory.startBackgroundFetch();
+	LLInventoryModelBackgroundFetch::instance().start();
 }
 
 void LLPanelOutfitEdit::onSearchEdit(const std::string& string)
@@ -271,7 +272,7 @@ void LLPanelOutfitEdit::onSearchEdit(const std::string& string)
 		mInventoryItemsPanel->getRootFolder()->scrollToShowSelection();
 	}
 	
-	gInventory.startBackgroundFetch();
+	LLInventoryModelBackgroundFetch::instance().start();
 	
 	if (mInventoryItemsPanel->getFilterSubString().empty() && mSearchString.empty())
 	{
diff --git a/indra/newview/llpaneloutfitsinventory.cpp b/indra/newview/llpaneloutfitsinventory.cpp
index 6bda7d1546..dd320f8328 100644
--- a/indra/newview/llpaneloutfitsinventory.cpp
+++ b/indra/newview/llpaneloutfitsinventory.cpp
@@ -43,6 +43,7 @@
 #include "llfloaterinventory.h"
 #include "llfoldervieweventlistener.h"
 #include "llinventoryfunctions.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llinventorypanel.h"
 #include "lllandmark.h"
 #include "lllineeditor.h"
@@ -217,7 +218,7 @@ void LLPanelOutfitsInventory::onSearchEdit(const std::string& string)
 		getRootFolder()->scrollToShowSelection();
 	}
 
-	gInventory.startBackgroundFetch();
+	LLInventoryModelBackgroundFetch::instance().start();
 
 	if (mActivePanel->getFilterSubString().empty() && string.empty())
 	{
diff --git a/indra/newview/llpanelplaces.cpp b/indra/newview/llpanelplaces.cpp
index 34cef1bee7..54455afa4f 100644
--- a/indra/newview/llpanelplaces.cpp
+++ b/indra/newview/llpanelplaces.cpp
@@ -551,7 +551,9 @@ void LLPanelPlaces::onTeleportButtonClicked()
 		{
 			LLSD payload;
 			payload["asset_id"] = mItem->getAssetUUID();
-			LLNotificationsUtil::add("TeleportFromLandmark", LLSD(), payload);
+			LLSD args; 
+			args["LOCATION"] = mItem->getName(); 
+			LLNotificationsUtil::add("TeleportFromLandmark", args, payload);
 		}
 		else if (mPlaceInfoType == AGENT_INFO_TYPE ||
 				 mPlaceInfoType == REMOTE_PLACE_INFO_TYPE ||
diff --git a/indra/newview/llpanelprimmediacontrols.cpp b/indra/newview/llpanelprimmediacontrols.cpp
index a9ec01f33a..ab2f9284f7 100644
--- a/indra/newview/llpanelprimmediacontrols.cpp
+++ b/indra/newview/llpanelprimmediacontrols.cpp
@@ -32,6 +32,7 @@
 #include "llviewerprecompiledheaders.h"
 
 //LLPanelPrimMediaControls
+#include "llagent.h"
 #include "llagentcamera.h"
 #include "llparcel.h"
 #include "llpanel.h"
diff --git a/indra/newview/llpreviewgesture.cpp b/indra/newview/llpreviewgesture.cpp
index aa7b7b8636..11cde47744 100644
--- a/indra/newview/llpreviewgesture.cpp
+++ b/indra/newview/llpreviewgesture.cpp
@@ -42,6 +42,8 @@
 #include "llstring.h"
 #include "lldir.h"
 #include "llfloaterreg.h"
+#include "llinventoryfunctions.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llmultigesture.h"
 #include "llnotificationsutil.h"
 #include "llvfile.h"
@@ -131,10 +133,10 @@ LLPreviewGesture* LLPreviewGesture::show(const LLUUID& item_id, const LLUUID& ob
 	
 	// Start speculative download of sounds and animations
 	const LLUUID animation_folder_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_ANIMATION);
-	gInventory.startBackgroundFetch(animation_folder_id);
+	LLInventoryModelBackgroundFetch::instance().start(animation_folder_id);
 
 	const LLUUID sound_folder_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_SOUND);
-	gInventory.startBackgroundFetch(sound_folder_id);
+	LLInventoryModelBackgroundFetch::instance().start(sound_folder_id);
 
 	// this will call refresh when we have everything.
 	LLViewerInventoryItem* item = (LLViewerInventoryItem*)preview->getItem();
diff --git a/indra/newview/llsidepanelappearance.cpp b/indra/newview/llsidepanelappearance.cpp
index 00e152b7f5..b951434010 100644
--- a/indra/newview/llsidepanelappearance.cpp
+++ b/indra/newview/llsidepanelappearance.cpp
@@ -358,11 +358,13 @@ void LLSidepanelAppearance::fetchInventory()
 	LLUUID item_id;
 	for(S32 type = (S32)WT_SHAPE; type < (S32)WT_COUNT; ++type)
 	{
-		// MULTI_WEARABLE:
-		item_id = gAgentWearables.getWearableItemID((EWearableType)type,0);
-		if(item_id.notNull())
+		for (U32 index = 0; index < gAgentWearables.getWearableCount((EWearableType)type); ++index)
 		{
-			ids.push_back(item_id);
+			item_id = gAgentWearables.getWearableItemID((EWearableType)type, index);
+			if(item_id.notNull())
+			{
+				ids.push_back(item_id);
+			}
 		}
 	}
 
diff --git a/indra/newview/llstartup.cpp b/indra/newview/llstartup.cpp
index d75a1424d2..1a1dffe85c 100644
--- a/indra/newview/llstartup.cpp
+++ b/indra/newview/llstartup.cpp
@@ -62,6 +62,7 @@
 #include "llimfloater.h"
 #include "lllocationhistory.h"
 #include "llimageworker.h"
+
 #include "llloginflags.h"
 #include "llmd5.h"
 #include "llmemorystream.h"
@@ -116,6 +117,7 @@
 #include "llimagebmp.h"
 #include "llinventorybridge.h"
 #include "llinventorymodel.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llfriendcard.h"
 #include "llkeyboard.h"
 #include "llloginhandler.h"			// gLoginHandler, SLURL support
@@ -1846,7 +1848,7 @@ bool idle_startup()
 		}
 
         //DEV-17797.  get null folder.  Any items found here moved to Lost and Found
-        LLInventoryModel::findLostItems();
+        LLInventoryModelBackgroundFetch::instance().findLostItems();
 
 		LLStartUp::setStartupState( STATE_PRECACHE );
 		timeout.reset();
diff --git a/indra/newview/lltexturectrl.cpp b/indra/newview/lltexturectrl.cpp
index 2b846d33fc..a1b3c8dabd 100644
--- a/indra/newview/lltexturectrl.cpp
+++ b/indra/newview/lltexturectrl.cpp
@@ -48,6 +48,7 @@
 #include "llfoldervieweventlistener.h"
 #include "llinventory.h"
 #include "llinventoryfunctions.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llinventoryobserver.h"
 #include "llinventorypanel.h"
 #include "llfloaterinventory.h"
@@ -1053,7 +1054,7 @@ public:
 	{
 		// We need to find textures in all folders, so get the main
 		// background download going.
-		gInventory.startBackgroundFetch();
+		LLInventoryModelBackgroundFetch::instance().start();
 		gInventory.removeObserver(this);
 		delete this;
 	}
@@ -1074,9 +1075,9 @@ BOOL LLTextureCtrl::handleMouseDown(S32 x, S32 y, MASK mask)
 	{
 		showPicker(FALSE);
 		//grab textures first...
-		gInventory.startBackgroundFetch(gInventory.findCategoryUUIDForType(LLFolderType::FT_TEXTURE));
+		LLInventoryModelBackgroundFetch::instance().start(gInventory.findCategoryUUIDForType(LLFolderType::FT_TEXTURE));
 		//...then start full inventory fetch.
-		gInventory.startBackgroundFetch();
+		LLInventoryModelBackgroundFetch::instance().start();
 		handled = TRUE;
 	}
 
diff --git a/indra/newview/lltooldraganddrop.cpp b/indra/newview/lltooldraganddrop.cpp
index 4f5eeb254b..394f550f2e 100644
--- a/indra/newview/lltooldraganddrop.cpp
+++ b/indra/newview/lltooldraganddrop.cpp
@@ -50,6 +50,7 @@
 #include "llhudeffecttrail.h"
 #include "llimview.h"
 #include "llinventorybridge.h"
+#include "llinventoryfunctions.h"
 #include "llmutelist.h"
 #include "llpreviewnotecard.h"
 #include "llrecentpeople.h"
diff --git a/indra/newview/llviewerinventory.cpp b/indra/newview/llviewerinventory.cpp
index 75ec02f8ea..b42d25c1d8 100644
--- a/indra/newview/llviewerinventory.cpp
+++ b/indra/newview/llviewerinventory.cpp
@@ -44,7 +44,9 @@
 #include "llfolderview.h"
 #include "llviewercontrol.h"
 #include "llconsole.h"
+#include "llinventoryfunctions.h"
 #include "llinventorymodel.h"
+#include "llinventorymodelbackgroundfetch.h"
 #include "llgesturemgr.h"
 #include "llsidetray.h"
 
@@ -538,7 +540,7 @@ bool LLViewerInventoryCategory::fetchDescendents()
 		std::string url = gAgent.getRegion()->getCapability("WebFetchInventoryDescendents");
 		if (!url.empty()) //Capability found.  Build up LLSD and use it.
 		{
-			gInventory.startBackgroundFetch(mUUID);			
+			LLInventoryModelBackgroundFetch::instance().start(mUUID);			
 		}
 		else
 		{	//Deprecated, but if we don't have a capability, use the old system.
diff --git a/indra/newview/llviewermenu.cpp b/indra/newview/llviewermenu.cpp
index fe924d68a5..3a6aed01ce 100644
--- a/indra/newview/llviewermenu.cpp
+++ b/indra/newview/llviewermenu.cpp
@@ -73,6 +73,7 @@
 #include "llhudmanager.h"
 #include "llimview.h"
 #include "llinventorybridge.h"
+#include "llinventoryfunctions.h"
 #include "llpanellogin.h"
 #include "llpanelblockedlist.h"
 #include "llmenucommands.h"
diff --git a/indra/newview/llviewermessage.cpp b/indra/newview/llviewermessage.cpp
index a3d78d13fa..305831aee3 100644
--- a/indra/newview/llviewermessage.cpp
+++ b/indra/newview/llviewermessage.cpp
@@ -63,6 +63,7 @@
 #include "llfloaterpreference.h"
 #include "llhudeffecttrail.h"
 #include "llhudmanager.h"
+#include "llinventoryfunctions.h"
 #include "llinventoryobserver.h"
 #include "llinventorypanel.h"
 #include "llnearbychat.h"
diff --git a/indra/newview/llvoavatarself.cpp b/indra/newview/llvoavatarself.cpp
index 9c2e5461b2..fe6990eae9 100644
--- a/indra/newview/llvoavatarself.cpp
+++ b/indra/newview/llvoavatarself.cpp
@@ -48,6 +48,7 @@
 #include "llagentwearables.h"
 #include "llhudeffecttrail.h"
 #include "llhudmanager.h"
+#include "llinventoryfunctions.h"
 #include "llselectmgr.h"
 #include "lltoolgrab.h"	// for needsRenderBeam
 #include "lltoolmgr.h" // for needsRenderBeam