Fix line endlings

1 files changed, 2734 insertions, 2734 deletions

diff --git a/indra/newview/llviewerparcelmgr.cpp b/indra/newview/llviewerparcelmgr.cpp
index 74b43976b8..d67e617a35 100644
--- a/indra/newview/llviewerparcelmgr.cpp
+++ b/indra/newview/llviewerparcelmgr.cpp
@@ -1,2734 +1,2734 @@
-/**

- * @file llviewerparcelmgr.cpp

- * @brief Viewer-side representation of owned land

- *

- * $LicenseInfo:firstyear=2002&license=viewerlgpl$

- * Second Life Viewer Source Code

- * Copyright (C) 2010, Linden Research, Inc.

- *

- * This library is free software; you can redistribute it and/or

- * modify it under the terms of the GNU Lesser General Public

- * License as published by the Free Software Foundation;

- * version 2.1 of the License only.

- *

- * This library is distributed in the hope that it will be useful,

- * but WITHOUT ANY WARRANTY; without even the implied warranty of

- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

- * Lesser General Public License for more details.

- *

- * You should have received a copy of the GNU Lesser General Public

- * License along with this library; if not, write to the Free Software

- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

- *

- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA

- * $/LicenseInfo$

- */

-

-#include "llviewerprecompiledheaders.h"

-

-#include "llviewerparcelmgr.h"

-

-// Library includes

-#include "llaudioengine.h"

-#include "indra_constants.h"

-#include "llcachename.h"

-#include "llgl.h"

-#include "llnotifications.h"

-#include "llnotificationsutil.h"

-#include "llparcel.h"

-#include "message.h"

-#include "llfloaterreg.h"

-

-// Viewer includes

-#include "llagent.h"

-#include "llagentaccess.h"

-#include "llviewerparcelaskplay.h"

-#include "llviewerwindow.h"

-#include "llviewercontrol.h"

-//#include "llfirstuse.h"

-#include "llfloaterbuyland.h"

-#include "llfloatergroups.h"

-#include "llpanelnearbymedia.h"

-#include "llfloatersellland.h"

-#include "llfloatertools.h"

-#include "llparcelselection.h"

-#include "llresmgr.h"

-#include "llsdutil.h"

-#include "llsdutil_math.h"

-#include "llslurl.h"

-#include "llstatusbar.h"

-#include "llui.h"

-#include "llviewertexture.h"

-#include "llviewertexturelist.h"

-#include "llviewermenu.h"

-#include "llviewerparcelmedia.h"

-#include "llviewerparceloverlay.h"

-#include "llviewerregion.h"

-#include "llworld.h"

-#include "roles_constants.h"

-#include "llweb.h"

-#include "llvieweraudio.h"

-#include "llcorehttputil.h"

-

-#include "llenvironment.h"

-

-const F32 PARCEL_BAN_LINES_DRAW_SECS_ON_COLLISION = 10.f;

-const F32 PARCEL_COLLISION_DRAW_SECS_ON_PROXIMITY = 1.f;

-

-

-// Globals

-

-U8* LLViewerParcelMgr::sPackedOverlay = NULL;

-S32 LLViewerParcelMgr::PARCEL_BAN_LINES_HIDE = 0;

-S32 LLViewerParcelMgr::PARCEL_BAN_LINES_ON_COLLISION = 1;

-S32 LLViewerParcelMgr::PARCEL_BAN_LINES_ON_PROXIMITY = 2;

-

-LLUUID gCurrentMovieID = LLUUID::null;

-

-LLPointer<LLViewerTexture> sBlockedImage;

-LLPointer<LLViewerTexture> sPassImage;

-

-// Local functions

-void callback_start_music(S32 option, void* data);

-void optionally_prepare_video(const LLParcel *parcelp);

-void callback_prepare_video(S32 option, void* data);

-void prepare_video(const LLParcel *parcelp);

-void start_video(const LLParcel *parcelp);

-void stop_video();

-bool callback_god_force_owner(const LLSD&, const LLSD&);

-

-struct LLGodForceOwnerData

-{

-    LLUUID mOwnerID;

-    S32 mLocalID;

-    LLHost mHost;

-

-    LLGodForceOwnerData(

-        const LLUUID& owner_id,

-        S32 local_parcel_id,

-        const LLHost& host) :

-        mOwnerID(owner_id),

-        mLocalID(local_parcel_id),

-        mHost(host) {}

-};

-

-//

-// Methods

-//

-LLViewerParcelMgr::LLViewerParcelMgr()

-:   mSelected(false),

-    mRequestResult(0),

-    mWestSouth(),

-    mEastNorth(),

-    mSelectedDwell(DWELL_NAN),

-    mAgentParcelSequenceID(-1),

-    mHoverRequestResult(0),

-    mHoverWestSouth(),

-    mHoverEastNorth(),

-    mTeleportInProgressPosition(),

-    mRenderCollision(false),

-    mRenderSelection(true),

-    mCollisionBanned(0),

-    mCollisionTimer(),

-    mMediaParcelId(0),

-    mMediaRegionId(0)

-{

-    mCurrentParcel = new LLParcel();

-    mCurrentParcelSelection = new LLParcelSelection(mCurrentParcel);

-    mFloatingParcelSelection = new LLParcelSelection(mCurrentParcel);

-

-    mAgentParcel = new LLParcel();

-    mHoverParcel = new LLParcel();

-    mCollisionParcel = new LLParcel();

-

-    mParcelsPerEdge = S32(  REGION_WIDTH_METERS / PARCEL_GRID_STEP_METERS );

-    mHighlightSegments = new U8[(mParcelsPerEdge+1)*(mParcelsPerEdge+1)];

-    resetSegments(mHighlightSegments);

-

-    mCollisionSegments = new U8[(mParcelsPerEdge+1)*(mParcelsPerEdge+1)];

-    resetSegments(mCollisionSegments);

-

-    // JC: Resolved a merge conflict here, eliminated

-    // mBlockedImage->setAddressMode(LLTexUnit::TAM_WRAP);

-    // because it is done in llviewertexturelist.cpp

-    mBlockedImage = LLViewerTextureManager::getFetchedTextureFromFile("world/NoEntryLines.png", FTT_LOCAL_FILE, true, LLGLTexture::BOOST_UI);

-    mPassImage = LLViewerTextureManager::getFetchedTextureFromFile("world/NoEntryPassLines.png", FTT_LOCAL_FILE, true, LLGLTexture::BOOST_UI);

-

-    S32 overlay_size = mParcelsPerEdge * mParcelsPerEdge / PARCEL_OVERLAY_CHUNKS;

-    sPackedOverlay = new U8[overlay_size];

-

-    mAgentParcelOverlay = new U8[mParcelsPerEdge * mParcelsPerEdge];

-    S32 i;

-    for (i = 0; i < mParcelsPerEdge * mParcelsPerEdge; i++)

-    {

-        mAgentParcelOverlay[i] = 0;

-    }

-

-    mTeleportInProgress = true; // the initial parcel update is treated like teleport

-}

-

-

-LLViewerParcelMgr::~LLViewerParcelMgr()

-{

-    mCurrentParcelSelection->setParcel(NULL);

-    mCurrentParcelSelection = NULL;

-

-    mFloatingParcelSelection->setParcel(NULL);

-    mFloatingParcelSelection = NULL;

-

-    delete mCurrentParcel;

-    mCurrentParcel = NULL;

-

-    delete mAgentParcel;

-    mAgentParcel = NULL;

-

-    delete mCollisionParcel;

-    mCollisionParcel = NULL;

-

-    delete mHoverParcel;

-    mHoverParcel = NULL;

-

-    delete[] mHighlightSegments;

-    mHighlightSegments = NULL;

-

-    delete[] mCollisionSegments;

-    mCollisionSegments = NULL;

-

-    delete[] sPackedOverlay;

-    sPackedOverlay = NULL;

-

-    delete[] mAgentParcelOverlay;

-    mAgentParcelOverlay = NULL;

-

-    sBlockedImage = NULL;

-    sPassImage = NULL;

-}

-

-void LLViewerParcelMgr::dump()

-{

-    LL_INFOS() << "Parcel Manager Dump" << LL_ENDL;

-    LL_INFOS() << "mSelected " << S32(mSelected) << LL_ENDL;

-    LL_INFOS() << "Selected parcel: " << LL_ENDL;

-    LL_INFOS() << mWestSouth << " to " << mEastNorth << LL_ENDL;

-    mCurrentParcel->dump();

-    LL_INFOS() << "banning " << mCurrentParcel->mBanList.size() << LL_ENDL;

-

-    LLAccessEntry::map::const_iterator cit = mCurrentParcel->mBanList.begin();

-    LLAccessEntry::map::const_iterator end = mCurrentParcel->mBanList.end();

-    for ( ; cit != end; ++cit)

-    {

-        LL_INFOS() << "ban id " << (*cit).first << LL_ENDL;

-    }

-    LL_INFOS() << "Hover parcel:" << LL_ENDL;

-    mHoverParcel->dump();

-    LL_INFOS() << "Agent parcel:" << LL_ENDL;

-    mAgentParcel->dump();

-}

-

-

-LLViewerRegion* LLViewerParcelMgr::getSelectionRegion()

-{

-    return LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-}

-

-

-void LLViewerParcelMgr::getDisplayInfo(S32* area_out, S32* claim_out,

-                                       S32* rent_out,

-                                       bool* for_sale_out,

-                                       F32* dwell_out)

-{

-    S32 area = 0;

-    S32 price = 0;

-    S32 rent = 0;

-    bool for_sale = false;

-    F32 dwell = DWELL_NAN;

-

-    if (mSelected)

-    {

-        if (mCurrentParcelSelection->mSelectedMultipleOwners)

-        {

-            area = mCurrentParcelSelection->getClaimableArea();

-        }

-        else

-        {

-            area = getSelectedArea();

-        }

-

-        if (mCurrentParcel->getForSale())

-        {

-            price = mCurrentParcel->getSalePrice();

-            for_sale = true;

-        }

-        else

-        {

-            price = area * mCurrentParcel->getClaimPricePerMeter();

-            for_sale = false;

-        }

-

-        rent = mCurrentParcel->getTotalRent();

-

-        dwell = mSelectedDwell;

-    }

-

-    *area_out = area;

-    *claim_out = price;

-    *rent_out = rent;

-    *for_sale_out = for_sale;

-    *dwell_out = dwell;

-}

-

-S32 LLViewerParcelMgr::getSelectedArea() const

-{

-    S32 rv = 0;

-    if(mSelected && mCurrentParcel && mCurrentParcelSelection->mWholeParcelSelected)

-    {

-        rv = mCurrentParcel->getArea();

-    }

-    else if(mSelected)

-    {

-        F64 width = mEastNorth.mdV[VX] - mWestSouth.mdV[VX];

-        F64 height = mEastNorth.mdV[VY] - mWestSouth.mdV[VY];

-        F32 area = (F32)(width * height);

-        rv = ll_round(area);

-    }

-    return rv;

-}

-

-void LLViewerParcelMgr::resetSegments(U8* segments)

-{

-    S32 i;

-    S32 count = (mParcelsPerEdge+1)*(mParcelsPerEdge+1);

-    for (i = 0; i < count; i++)

-    {

-        segments[i] = 0x0;

-    }

-}

-

-

-void LLViewerParcelMgr::writeHighlightSegments(F32 west, F32 south, F32 east,

-                                               F32 north)

-{

-    S32 x, y;

-    S32 min_x = ll_round( west / PARCEL_GRID_STEP_METERS );

-    S32 max_x = ll_round( east / PARCEL_GRID_STEP_METERS );

-    S32 min_y = ll_round( south / PARCEL_GRID_STEP_METERS );

-    S32 max_y = ll_round( north / PARCEL_GRID_STEP_METERS );

-

-    const S32 STRIDE = mParcelsPerEdge+1;

-

-    // south edge

-    y = min_y;

-    for (x = min_x; x < max_x; x++)

-    {

-        // exclusive OR means that writing to this segment twice

-        // will turn it off

-        mHighlightSegments[x + y*STRIDE] ^= SOUTH_MASK;

-    }

-

-    // west edge

-    x = min_x;

-    for (y = min_y; y < max_y; y++)

-    {

-        mHighlightSegments[x + y*STRIDE] ^= WEST_MASK;

-    }

-

-    // north edge - draw the south border on the y+1'th cell,

-    // which given C-style arrays, is item foo[max_y]

-    y = max_y;

-    for (x = min_x; x < max_x; x++)

-    {

-        mHighlightSegments[x + y*STRIDE] ^= SOUTH_MASK;

-    }

-

-    // east edge - draw west border on x+1'th cell

-    x = max_x;

-    for (y = min_y; y < max_y; y++)

-    {

-        mHighlightSegments[x + y*STRIDE] ^= WEST_MASK;

-    }

-}

-

-

-void LLViewerParcelMgr::writeSegmentsFromBitmap(U8* bitmap, U8* segments)

-{

-    S32 x;

-    S32 y;

-    const S32 IN_STRIDE = mParcelsPerEdge;

-    const S32 OUT_STRIDE = mParcelsPerEdge+1;

-

-    for (y = 0; y < IN_STRIDE; y++)

-    {

-        x = 0;

-        while( x < IN_STRIDE )

-        {

-            U8 byte = bitmap[ (x + y*IN_STRIDE) / 8 ];

-

-            S32 bit;

-            for (bit = 0; bit < 8; bit++)

-            {

-                if (byte & (1 << bit) )

-                {

-                    S32 out = x+y*OUT_STRIDE;

-

-                    // This and one above it

-                    segments[out]            ^= SOUTH_MASK;

-                    segments[out+OUT_STRIDE] ^= SOUTH_MASK;

-

-                    // This and one to the right

-                    segments[out]   ^= WEST_MASK;

-                    segments[out+1] ^= WEST_MASK;

-                }

-                x++;

-            }

-        }

-    }

-}

-

-

-void LLViewerParcelMgr::writeAgentParcelFromBitmap(U8* bitmap)

-{

-    S32 x;

-    S32 y;

-    const S32 IN_STRIDE = mParcelsPerEdge;

-

-    for (y = 0; y < IN_STRIDE; y++)

-    {

-        x = 0;

-        while( x < IN_STRIDE )

-        {

-            U8 byte = bitmap[ (x + y*IN_STRIDE) / 8 ];

-

-            S32 bit;

-            for (bit = 0; bit < 8; bit++)

-            {

-                if (byte & (1 << bit) )

-                {

-                    mAgentParcelOverlay[x+y*IN_STRIDE] = 1;

-                }

-                else

-                {

-                    mAgentParcelOverlay[x+y*IN_STRIDE] = 0;

-                }

-                x++;

-            }

-        }

-    }

-}

-

-

-// Given a point, find the PARCEL_GRID_STEP x PARCEL_GRID_STEP block

-// containing it and select that.

-LLParcelSelectionHandle LLViewerParcelMgr::selectParcelAt(const LLVector3d& pos_global)

-{

-    LLVector3d southwest = pos_global;

-    LLVector3d northeast = pos_global;

-

-    southwest -= LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );

-    southwest.mdV[VX] = ll_round( southwest.mdV[VX], (F64)PARCEL_GRID_STEP_METERS );

-    southwest.mdV[VY] = ll_round( southwest.mdV[VY], (F64)PARCEL_GRID_STEP_METERS );

-

-    northeast += LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );

-    northeast.mdV[VX] = ll_round( northeast.mdV[VX], (F64)PARCEL_GRID_STEP_METERS );

-    northeast.mdV[VY] = ll_round( northeast.mdV[VY], (F64)PARCEL_GRID_STEP_METERS );

-

-    // Snap to parcel

-    return selectLand( southwest, northeast, true );

-}

-

-

-// Tries to select the parcel inside the rectangle

-LLParcelSelectionHandle LLViewerParcelMgr::selectParcelInRectangle()

-{

-    return selectLand(mWestSouth, mEastNorth, true);

-}

-

-

-void LLViewerParcelMgr::selectCollisionParcel()

-{

-    // BUG: Claim to be in the agent's region

-    mWestSouth = gAgent.getRegion()->getOriginGlobal();

-    mEastNorth = mWestSouth;

-    mEastNorth += LLVector3d(PARCEL_GRID_STEP_METERS, PARCEL_GRID_STEP_METERS, 0.0);

-

-    // BUG: must be in the sim you are in

-    LLMessageSystem *msg = gMessageSystem;

-    msg->newMessageFast(_PREHASH_ParcelPropertiesRequestByID);

-    msg->nextBlockFast(_PREHASH_AgentID);

-    msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID() );

-    msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID() );

-    msg->nextBlockFast(_PREHASH_ParcelData);

-    msg->addS32Fast(_PREHASH_SequenceID, SELECTED_PARCEL_SEQ_ID );

-    msg->addS32Fast(_PREHASH_LocalID, mCollisionParcel->getLocalID() );

-    gAgent.sendReliableMessage();

-

-    mRequestResult = PARCEL_RESULT_NO_DATA;

-

-    // Hack: Copy some data over temporarily

-    mCurrentParcel->setName( mCollisionParcel->getName() );

-    mCurrentParcel->setDesc( mCollisionParcel->getDesc() );

-    mCurrentParcel->setPassPrice(mCollisionParcel->getPassPrice());

-    mCurrentParcel->setPassHours(mCollisionParcel->getPassHours());

-

-    // clear the list of segments to prevent flashing

-    resetSegments(mHighlightSegments);

-

-    mFloatingParcelSelection->setParcel(mCurrentParcel);

-    mCurrentParcelSelection->setParcel(NULL);

-    mCurrentParcelSelection = new LLParcelSelection(mCurrentParcel);

-

-    mSelected = true;

-    mCurrentParcelSelection->mWholeParcelSelected = true;

-    notifyObservers();

-    return;

-}

-

-

-// snap_selection = auto-select the hit parcel, if there is exactly one

-LLParcelSelectionHandle LLViewerParcelMgr::selectLand(const LLVector3d &corner1, const LLVector3d &corner2,

-                                   bool snap_selection)

-{

-    sanitize_corners( corner1, corner2, mWestSouth, mEastNorth );

-

-    // ...x isn't more than one meter away

-    F32 delta_x = getSelectionWidth();

-    if (delta_x * delta_x <= 1.f * 1.f)

-    {

-        mSelected = false;

-        notifyObservers();

-        return NULL;

-    }

-

-    // ...y isn't more than one meter away

-    F32 delta_y = getSelectionHeight();

-    if (delta_y * delta_y <= 1.f * 1.f)

-    {

-        mSelected = false;

-        notifyObservers();

-        return NULL;

-    }

-

-    // Can't select across region boundary

-    // We need to pull in the upper right corner by a little bit to allow

-    // selection up to the x = 256 or y = 256 edge.

-    LLVector3d east_north_region_check( mEastNorth );

-    east_north_region_check.mdV[VX] -= 0.5;

-    east_north_region_check.mdV[VY] -= 0.5;

-

-    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal(mWestSouth);

-    LLViewerRegion *region_other = LLWorld::getInstance()->getRegionFromPosGlobal( east_north_region_check );

-

-    if(!region)

-    {

-        // just in case they somehow selected no land.

-        mSelected = false;

-        return NULL;

-    }

-

-    if (region != region_other)

-    {

-        LLNotificationsUtil::add("CantSelectLandFromMultipleRegions");

-        mSelected = false;

-        notifyObservers();

-        return NULL;

-    }

-

-    // Build region global copies of corners

-    LLVector3 wsb_region = region->getPosRegionFromGlobal( mWestSouth );

-    LLVector3 ent_region = region->getPosRegionFromGlobal( mEastNorth );

-

-    // Send request message

-    LLMessageSystem *msg = gMessageSystem;

-    msg->newMessageFast(_PREHASH_ParcelPropertiesRequest);

-    msg->nextBlockFast(_PREHASH_AgentData);

-    msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID() );

-    msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID() );

-    msg->nextBlockFast(_PREHASH_ParcelData);

-    msg->addS32Fast(_PREHASH_SequenceID, SELECTED_PARCEL_SEQ_ID );

-    msg->addF32Fast(_PREHASH_West,  wsb_region.mV[VX] );

-    msg->addF32Fast(_PREHASH_South, wsb_region.mV[VY] );

-    msg->addF32Fast(_PREHASH_East,  ent_region.mV[VX] );

-    msg->addF32Fast(_PREHASH_North, ent_region.mV[VY] );

-    msg->addBOOL("SnapSelection", snap_selection);

-    msg->sendReliable( region->getHost() );

-

-    mRequestResult = PARCEL_RESULT_NO_DATA;

-

-    mFloatingParcelSelection->setParcel(mCurrentParcel);

-    mCurrentParcelSelection->setParcel(NULL);

-    mCurrentParcelSelection = new LLParcelSelection(mCurrentParcel);

-

-    mSelected = true;

-    mCurrentParcelSelection->mWholeParcelSelected = snap_selection;

-    notifyObservers();

-    return mCurrentParcelSelection;

-}

-

-void LLViewerParcelMgr::deselectUnused()

-{

-    // no more outstanding references to this selection, other than our own

-    if (mCurrentParcelSelection->getNumRefs() == 1 && mFloatingParcelSelection->getNumRefs() == 1)

-    {

-        deselectLand();

-    }

-}

-

-void LLViewerParcelMgr::deselectLand()

-{

-    if (mSelected)

-    {

-        mSelected = false;

-

-        // Invalidate the selected parcel

-        mCurrentParcel->setLocalID(-1);

-        mCurrentParcel->mAccessList.clear();

-        mCurrentParcel->mBanList.clear();

-        //mCurrentParcel->mRenterList.reset();

-

-        mSelectedDwell = DWELL_NAN;

-

-        // invalidate parcel selection so that existing users of this selection can clean up

-        mCurrentParcelSelection->setParcel(NULL);

-        mFloatingParcelSelection->setParcel(NULL);

-        // create new parcel selection

-        mCurrentParcelSelection = new LLParcelSelection(mCurrentParcel);

-

-        notifyObservers(); // Notify observers *after* changing the parcel selection

-    }

-}

-

-

-void LLViewerParcelMgr::addObserver(LLParcelObserver* observer)

-{

-    mObservers.push_back(observer);

-}

-

-

-void LLViewerParcelMgr::removeObserver(LLParcelObserver* observer)

-{

-    vector_replace_with_last(mObservers, observer);

-}

-

-

-// Call this method when it's time to update everyone on a new state.

-// Copy the list because an observer could respond by removing itself

-// from the list.

-void LLViewerParcelMgr::notifyObservers()

-{

-    std::vector<LLParcelObserver*> observers;

-    S32 count = mObservers.size();

-    S32 i;

-    for(i = 0; i < count; ++i)

-    {

-        observers.push_back(mObservers.at(i));

-    }

-    for(i = 0; i < count; ++i)

-    {

-        observers.at(i)->changed();

-    }

-}

-

-

-//

-// ACCESSORS

-//

-bool LLViewerParcelMgr::selectionEmpty() const

-{

-    return !mSelected;

-}

-

-

-LLParcelSelectionHandle LLViewerParcelMgr::getParcelSelection() const

-{

-    return mCurrentParcelSelection;

-}

-

-LLParcelSelectionHandle LLViewerParcelMgr::getFloatingParcelSelection() const

-{

-    return mFloatingParcelSelection;

-}

-

-LLParcel *LLViewerParcelMgr::getAgentParcel() const

-{

-    return mAgentParcel;

-}

-

-

-LLParcel * LLViewerParcelMgr::getAgentOrSelectedParcel() const

-{

-    LLParcel *parcel(nullptr);

-

-    LLParcelSelectionHandle sel_handle(getFloatingParcelSelection());

-    if (sel_handle)

-    {

-        LLParcelSelection *selection(sel_handle.get());

-        if (selection)

-        {

-            parcel = selection->getParcel();

-            if (parcel && (parcel->getLocalID() == INVALID_PARCEL_ID))

-            {

-                parcel = NULL;

-            }

-        }

-    }

-

-    if (!parcel)

-        parcel = LLViewerParcelMgr::instance().getAgentParcel();

-

-    return parcel;

-}

-

-// Return whether the agent can build on the land they are on

-bool LLViewerParcelMgr::allowAgentBuild() const

-{

-    if (mAgentParcel)

-    {

-        return (gAgent.isGodlike() ||

-                (mAgentParcel->allowModifyBy(gAgent.getID(), gAgent.getGroupID())) ||

-                (isParcelOwnedByAgent(mAgentParcel, GP_LAND_ALLOW_CREATE)));

-    }

-    else

-    {

-        return gAgent.isGodlike();

-    }

-}

-

-// Return whether anyone can build on the given parcel

-bool LLViewerParcelMgr::allowAgentBuild(const LLParcel* parcel) const

-{

-    return parcel->getAllowModify();

-}

-

-bool LLViewerParcelMgr::allowAgentVoice() const

-{

-    return allowAgentVoice(gAgent.getRegion(), mAgentParcel);

-}

-

-bool LLViewerParcelMgr::allowAgentVoice(const LLViewerRegion* region, const LLParcel* parcel) const

-{

-    return region && region->isVoiceEnabled()

-        && parcel   && parcel->getParcelFlagAllowVoice();

-}

-

-bool LLViewerParcelMgr::allowAgentFly(const LLViewerRegion* region, const LLParcel* parcel) const

-{

-    return region && !region->getBlockFly()

-        && parcel && parcel->getAllowFly();

-}

-

-// Can the agent be pushed around by LLPushObject?

-bool LLViewerParcelMgr::allowAgentPush(const LLViewerRegion* region, const LLParcel* parcel) const

-{

-    return region && !region->getRestrictPushObject()

-        && parcel && !parcel->getRestrictPushObject();

-}

-

-bool LLViewerParcelMgr::allowAgentScripts(const LLViewerRegion* region, const LLParcel* parcel) const

-{

-    // *NOTE: This code does not take into account group-owned parcels

-    // and the flag to allow group-owned scripted objects to run.

-    // This mirrors the traditional menu bar parcel icon code, but is not

-    // technically correct.

-    return region

-        && !region->getRegionFlag(REGION_FLAGS_SKIP_SCRIPTS)

-        && !region->getRegionFlag(REGION_FLAGS_ESTATE_SKIP_SCRIPTS)

-        && parcel

-        && parcel->getAllowOtherScripts();

-}

-

-bool LLViewerParcelMgr::allowAgentDamage(const LLViewerRegion* region, const LLParcel* parcel) const

-{

-    return (region && region->getAllowDamage())

-        || (parcel && parcel->getAllowDamage());

-}

-

-bool LLViewerParcelMgr::isOwnedAt(const LLVector3d& pos_global) const

-{

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos_global );

-    if (!region) return false;

-

-    LLViewerParcelOverlay* overlay = region->getParcelOverlay();

-    if (!overlay) return false;

-

-    LLVector3 pos_region = region->getPosRegionFromGlobal( pos_global );

-

-    return overlay->isOwned( pos_region );

-}

-

-bool LLViewerParcelMgr::isOwnedSelfAt(const LLVector3d& pos_global) const

-{

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos_global );

-    if (!region) return false;

-

-    LLViewerParcelOverlay* overlay = region->getParcelOverlay();

-    if (!overlay) return false;

-

-    LLVector3 pos_region = region->getPosRegionFromGlobal( pos_global );

-

-    return overlay->isOwnedSelf( pos_region );

-}

-

-bool LLViewerParcelMgr::isOwnedOtherAt(const LLVector3d& pos_global) const

-{

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos_global );

-    if (!region) return false;

-

-    LLViewerParcelOverlay* overlay = region->getParcelOverlay();

-    if (!overlay) return false;

-

-    LLVector3 pos_region = region->getPosRegionFromGlobal( pos_global );

-

-    return overlay->isOwnedOther( pos_region );

-}

-

-bool LLViewerParcelMgr::isSoundLocal(const LLVector3d& pos_global) const

-{

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos_global );

-    if (!region) return false;

-

-    LLViewerParcelOverlay* overlay = region->getParcelOverlay();

-    if (!overlay) return false;

-

-    LLVector3 pos_region = region->getPosRegionFromGlobal( pos_global );

-

-    return overlay->isSoundLocal( pos_region );

-}

-

-bool LLViewerParcelMgr::canHearSound(const LLVector3d &pos_global) const

-{

-    bool in_agent_parcel = inAgentParcel(pos_global);

-

-    if (in_agent_parcel)

-    {

-        // In same parcel as the agent

-        return true;

-    }

-    else

-    {

-        if (LLViewerParcelMgr::getInstance()->getAgentParcel()->getSoundLocal())

-        {

-            // Not in same parcel, and agent parcel only has local sound

-            return false;

-        }

-        else if (LLViewerParcelMgr::getInstance()->isSoundLocal(pos_global))

-        {

-            // Not in same parcel, and target parcel only has local sound

-            return false;

-        }

-        else

-        {

-            // Not in same parcel, but neither are local sound

-            return true;

-        }

-    }

-}

-

-

-bool LLViewerParcelMgr::inAgentParcel(const LLVector3d &pos_global) const

-{

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(pos_global);

-    LLViewerRegion* agent_region = gAgent.getRegion();

-    if (!region || !agent_region)

-        return false;

-

-    if (region != agent_region)

-    {

-        // Can't be in the agent parcel if you're not in the same region.

-        return false;

-    }

-

-    LLVector3 pos_region = agent_region->getPosRegionFromGlobal(pos_global);

-    S32 row =    S32(pos_region.mV[VY] / PARCEL_GRID_STEP_METERS);

-    S32 column = S32(pos_region.mV[VX] / PARCEL_GRID_STEP_METERS);

-

-    if (mAgentParcelOverlay[row*mParcelsPerEdge + column])

-    {

-        return true;

-    }

-    else

-    {

-        return false;

-    }

-}

-

-// Returns NULL when there is no valid data.

-LLParcel* LLViewerParcelMgr::getHoverParcel() const

-{

-    if (mHoverRequestResult == PARCEL_RESULT_SUCCESS)

-    {

-        return mHoverParcel;

-    }

-    else

-    {

-        return NULL;

-    }

-}

-

-// Returns NULL when there is no valid data.

-LLParcel* LLViewerParcelMgr::getCollisionParcel() const

-{

-    if (mRenderCollision)

-    {

-        return mCollisionParcel;

-    }

-    else

-    {

-        return NULL;

-    }

-}

-

-//

-// UTILITIES

-//

-

-void LLViewerParcelMgr::render()

-{

-    if (mSelected && mRenderSelection && gSavedSettings.getBOOL("RenderParcelSelection") && !gDisconnected)

-    {

-        // Rendering is done in agent-coordinates, so need to supply

-        // an appropriate offset to the render code.

-        LLViewerRegion* regionp = LLWorld::getInstance()->getRegionFromPosGlobal(mWestSouth);

-        if (!regionp) return;

-

-        renderHighlightSegments(mHighlightSegments, regionp);

-    }

-}

-

-

-void LLViewerParcelMgr::renderParcelCollision()

-{

-    static LLCachedControl<S32> ban_lines_mode(gSavedSettings , "ShowBanLines" , PARCEL_BAN_LINES_ON_COLLISION);

-

-    // check for expiration

-    F32 expiration = (ban_lines_mode == PARCEL_BAN_LINES_ON_PROXIMITY)

-        ? PARCEL_COLLISION_DRAW_SECS_ON_PROXIMITY

-        : PARCEL_BAN_LINES_DRAW_SECS_ON_COLLISION;

-    if (mCollisionTimer.getElapsedTimeF32() > expiration)

-    {

-        mRenderCollision = false;

-    }

-

-    if (mRenderCollision && ban_lines_mode != PARCEL_BAN_LINES_HIDE)

-    {

-        LLViewerRegion* regionp = gAgent.getRegion();

-        if (regionp)

-        {

-            bool use_pass = mCollisionParcel->getParcelFlag(PF_USE_PASS_LIST);

-            renderCollisionSegments(mCollisionSegments, use_pass, regionp);

-        }

-    }

-}

-

-

-void LLViewerParcelMgr::sendParcelAccessListRequest(U32 flags)

-{

-    if (!mSelected)

-    {

-        return;

-    }

-

-    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-    if (!region) return;

-

-    LLMessageSystem *msg = gMessageSystem;

-

-

-    if (flags & AL_BAN)

-    {

-        mCurrentParcel->mBanList.clear();

-    }

-    if (flags & AL_ACCESS)

-    {

-        mCurrentParcel->mAccessList.clear();

-    }

-    if (flags & AL_ALLOW_EXPERIENCE)

-    {

-        mCurrentParcel->clearExperienceKeysByType(EXPERIENCE_KEY_TYPE_ALLOWED);

-    }

-    if (flags & AL_BLOCK_EXPERIENCE)

-    {

-        mCurrentParcel->clearExperienceKeysByType(EXPERIENCE_KEY_TYPE_BLOCKED);

-    }

-

-    // Only the headers differ

-    msg->newMessageFast(_PREHASH_ParcelAccessListRequest);

-    msg->nextBlockFast(_PREHASH_AgentData);

-    msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());

-    msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());

-    msg->nextBlockFast(_PREHASH_Data);

-    msg->addS32Fast(_PREHASH_SequenceID, 0);

-    msg->addU32Fast(_PREHASH_Flags, flags);

-    msg->addS32("LocalID", mCurrentParcel->getLocalID() );

-    msg->sendReliable( region->getHost() );

-}

-

-

-void LLViewerParcelMgr::sendParcelDwellRequest()

-{

-    if (!mSelected)

-    {

-        return;

-    }

-

-    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-    if (!region) return;

-

-    LLMessageSystem *msg = gMessageSystem;

-

-    // Only the headers differ

-    msg->newMessage("ParcelDwellRequest");

-    msg->nextBlock("AgentData");

-    msg->addUUID("AgentID", gAgent.getID() );

-    msg->addUUID("SessionID", gAgent.getSessionID());

-    msg->nextBlock("Data");

-    msg->addS32("LocalID", mCurrentParcel->getLocalID());

-    msg->addUUID("ParcelID", LLUUID::null); // filled in on simulator

-    msg->sendReliable( region->getHost() );

-}

-

-

-void LLViewerParcelMgr::sendParcelGodForceOwner(const LLUUID& owner_id)

-{

-    if (!mSelected)

-    {

-        LLNotificationsUtil::add("CannotSetLandOwnerNothingSelected");

-        return;

-    }

-

-    LL_INFOS("ParcelMgr") << "Claiming " << mWestSouth << " to " << mEastNorth << LL_ENDL;

-

-    // BUG: Only works for the region containing mWestSouthBottom

-    LLVector3d east_north_region_check( mEastNorth );

-    east_north_region_check.mdV[VX] -= 0.5;

-    east_north_region_check.mdV[VY] -= 0.5;

-

-    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-    if (!region)

-    {

-        // TODO: Add a force owner version of this alert.

-        LLNotificationsUtil::add("CannotContentifyNoRegion");

-        return;

-    }

-

-    // BUG: Make work for cross-region selections

-    LLViewerRegion *region2 = LLWorld::getInstance()->getRegionFromPosGlobal( east_north_region_check );

-    if (region != region2)

-    {

-        LLNotificationsUtil::add("CannotSetLandOwnerMultipleRegions");

-        return;

-    }

-

-    LL_INFOS("ParcelMgr") << "Region " << region->getOriginGlobal() << LL_ENDL;

-

-    LLSD payload;

-    payload["owner_id"] = owner_id;

-    payload["parcel_local_id"] = mCurrentParcel->getLocalID();

-    payload["region_host"] = region->getHost().getIPandPort();

-    LLNotification::Params params("ForceOwnerAuctionWarning");

-    params.payload(payload).functor.function(callback_god_force_owner);

-

-    if(mCurrentParcel->getAuctionID())

-    {

-        LLNotifications::instance().add(params);

-    }

-    else

-    {

-        LLNotifications::instance().forceResponse(params, 0);

-    }

-}

-

-bool callback_god_force_owner(const LLSD& notification, const LLSD& response)

-{

-    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);

-    if(0 == option)

-    {

-        LLMessageSystem* msg = gMessageSystem;

-        msg->newMessage("ParcelGodForceOwner");

-        msg->nextBlock("AgentData");

-        msg->addUUID("AgentID", gAgent.getID());

-        msg->addUUID("SessionID", gAgent.getSessionID());

-        msg->nextBlock("Data");

-        msg->addUUID("OwnerID", notification["payload"]["owner_id"].asUUID());

-        msg->addS32( "LocalID", notification["payload"]["parcel_local_id"].asInteger());

-        msg->sendReliable(LLHost(notification["payload"]["region_host"].asString()));

-    }

-    return false;

-}

-

-void LLViewerParcelMgr::sendParcelGodForceToContent()

-{

-    if (!mSelected)

-    {

-        LLNotificationsUtil::add("CannotContentifyNothingSelected");

-        return;

-    }

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-    if (!region)

-    {

-        LLNotificationsUtil::add("CannotContentifyNoRegion");

-        return;

-    }

-

-    LLMessageSystem* msg = gMessageSystem;

-    msg->newMessage("ParcelGodMarkAsContent");

-    msg->nextBlock("AgentData");

-    msg->addUUID("AgentID", gAgent.getID());

-    msg->addUUID("SessionID", gAgent.getSessionID());

-    msg->nextBlock("ParcelData");

-    msg->addS32("LocalID", mCurrentParcel->getLocalID());

-    msg->sendReliable(region->getHost());

-}

-

-void LLViewerParcelMgr::sendParcelRelease()

-{

-    if (!mSelected)

-    {

-        LLNotificationsUtil::add("CannotReleaseLandNothingSelected");

-        return;

-    }

-

-    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-    if (!region)

-    {

-        LLNotificationsUtil::add("CannotReleaseLandNoRegion");

-        return;

-    }

-

-    //U32 flags = PR_NONE;

-    //if (god_force) flags |= PR_GOD_FORCE;

-

-    LLMessageSystem* msg = gMessageSystem;

-    msg->newMessage("ParcelRelease");

-    msg->nextBlock("AgentData");

-    msg->addUUID("AgentID", gAgent.getID() );

-    msg->addUUID("SessionID", gAgent.getSessionID() );

-    msg->nextBlock("Data");

-    msg->addS32("LocalID", mCurrentParcel->getLocalID() );

-    //msg->addU32("Flags", flags);

-    msg->sendReliable( region->getHost() );

-

-    // Blitz selection, since the parcel might be non-rectangular, and

-    // we won't have appropriate parcel information.

-    deselectLand();

-}

-

-class LLViewerParcelMgr::ParcelBuyInfo

-{

-public:

-    LLUUID  mAgent;

-    LLUUID  mSession;

-    LLUUID  mGroup;

-    bool    mIsGroupOwned;

-    bool    mRemoveContribution;

-    bool    mIsClaim;

-    LLHost  mHost;

-

-    // for parcel buys

-    S32     mParcelID;

-    S32     mPrice;

-    S32     mArea;

-

-    // for land claims

-    F32     mWest;

-    F32     mSouth;

-    F32     mEast;

-    F32     mNorth;

-};

-

-LLViewerParcelMgr::ParcelBuyInfo* LLViewerParcelMgr::setupParcelBuy(

-    const LLUUID& agent_id,

-    const LLUUID& session_id,

-    const LLUUID& group_id,

-    bool is_group_owned,

-    bool is_claim,

-    bool remove_contribution)

-{

-    if (!mSelected || !mCurrentParcel)

-    {

-        LLNotificationsUtil::add("CannotBuyLandNothingSelected");

-        return NULL;

-    }

-

-    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-    if (!region)

-    {

-        LLNotificationsUtil::add("CannotBuyLandNoRegion");

-        return NULL;

-    }

-

-    if (is_claim)

-    {

-        LL_INFOS("ParcelMgr") << "Claiming " << mWestSouth << " to " << mEastNorth << LL_ENDL;

-        LL_INFOS("ParcelMgr") << "Region " << region->getOriginGlobal() << LL_ENDL;

-

-        // BUG: Only works for the region containing mWestSouthBottom

-        LLVector3d east_north_region_check( mEastNorth );

-        east_north_region_check.mdV[VX] -= 0.5;

-        east_north_region_check.mdV[VY] -= 0.5;

-

-        LLViewerRegion *region2 = LLWorld::getInstance()->getRegionFromPosGlobal( east_north_region_check );

-

-        if (region != region2)

-        {

-            LLNotificationsUtil::add("CantBuyLandAcrossMultipleRegions");

-            return NULL;

-        }

-    }

-

-

-    ParcelBuyInfo* info = new ParcelBuyInfo;

-

-    info->mAgent = agent_id;

-    info->mSession = session_id;

-    info->mGroup = group_id;

-    info->mIsGroupOwned = is_group_owned;

-    info->mIsClaim = is_claim;

-    info->mRemoveContribution = remove_contribution;

-    info->mHost = region->getHost();

-    info->mPrice = mCurrentParcel->getSalePrice();

-    info->mArea = mCurrentParcel->getArea();

-

-    if (!is_claim)

-    {

-        info->mParcelID = mCurrentParcel->getLocalID();

-    }

-    else

-    {

-        // BUG: Make work for cross-region selections

-        LLVector3 west_south_bottom_region = region->getPosRegionFromGlobal( mWestSouth );

-        LLVector3 east_north_top_region = region->getPosRegionFromGlobal( mEastNorth );

-

-        info->mWest     = west_south_bottom_region.mV[VX];

-        info->mSouth    = west_south_bottom_region.mV[VY];

-        info->mEast     = east_north_top_region.mV[VX];

-        info->mNorth    = east_north_top_region.mV[VY];

-    }

-

-    return info;

-}

-

-void LLViewerParcelMgr::sendParcelBuy(ParcelBuyInfo* info)

-{

-    // send the message

-    LLMessageSystem* msg = gMessageSystem;

-    msg->newMessage(info->mIsClaim ? "ParcelClaim" : "ParcelBuy");

-    msg->nextBlock("AgentData");

-    msg->addUUID("AgentID", info->mAgent);

-    msg->addUUID("SessionID", info->mSession);

-    msg->nextBlock("Data");

-    msg->addUUID("GroupID", info->mGroup);

-    msg->addBOOL("IsGroupOwned", info->mIsGroupOwned);

-    if (!info->mIsClaim)

-    {

-        msg->addBOOL("RemoveContribution", info->mRemoveContribution);

-        msg->addS32("LocalID", info->mParcelID);

-    }

-    msg->addBOOL("Final", true);    // don't allow escrow buys

-    if (info->mIsClaim)

-    {

-        msg->nextBlock("ParcelData");

-        msg->addF32("West",  info->mWest);

-        msg->addF32("South", info->mSouth);

-        msg->addF32("East",  info->mEast);

-        msg->addF32("North", info->mNorth);

-    }

-    else // ParcelBuy

-    {

-        msg->nextBlock("ParcelData");

-        msg->addS32("Price",info->mPrice);

-        msg->addS32("Area",info->mArea);

-    }

-    msg->sendReliable(info->mHost);

-}

-

-void LLViewerParcelMgr::deleteParcelBuy(ParcelBuyInfo* *info)

-{

-    // Must be here because ParcelBuyInfo is local to this .cpp file

-    delete *info;

-    *info = NULL;

-}

-

-void LLViewerParcelMgr::sendParcelDeed(const LLUUID& group_id)

-{

-    if (!mSelected || !mCurrentParcel)

-    {

-        LLNotificationsUtil::add("CannotDeedLandNothingSelected");

-        return;

-    }

-    if(group_id.isNull())

-    {

-        LLNotificationsUtil::add("CannotDeedLandNoGroup");

-        return;

-    }

-    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-    if (!region)

-    {

-        LLNotificationsUtil::add("CannotDeedLandNoRegion");

-        return;

-    }

-

-    LLMessageSystem* msg = gMessageSystem;

-    msg->newMessage("ParcelDeedToGroup");

-    msg->nextBlock("AgentData");

-    msg->addUUID("AgentID", gAgent.getID() );

-    msg->addUUID("SessionID", gAgent.getSessionID() );

-    msg->nextBlock("Data");

-    msg->addUUID("GroupID", group_id );

-    msg->addS32("LocalID", mCurrentParcel->getLocalID() );

-    //msg->addU32("JoinNeighbors", join);

-    msg->sendReliable( region->getHost() );

-}

-

-

-/*

-// *NOTE: We cannot easily make landmarks at global positions because

-// global positions probably refer to a sim/local combination which

-// can move over time. We could implement this by looking up the

-// region global x,y, but it's easier to take it out for now.

-void LLViewerParcelMgr::makeLandmarkAtSelection()

-{

-    // Don't create for parcels you don't own

-    if (gAgent.getID() != mCurrentParcel->getOwnerID())

-    {

-        return;

-    }

-

-    LLVector3d global_center(mWestSouth);

-    global_center += mEastNorth;

-    global_center *= 0.5f;

-

-    LLViewerRegion* region;

-    region = LLWorld::getInstance()->getRegionFromPosGlobal(global_center);

-

-    LLVector3 west_south_bottom_region = region->getPosRegionFromGlobal( mWestSouth );

-    LLVector3 east_north_top_region = region->getPosRegionFromGlobal( mEastNorth );

-

-    std::string name("My Land");

-    std::string buffer;

-    S32 pos_x = (S32)floor((west_south_bottom_region.mV[VX] + east_north_top_region.mV[VX]) / 2.0f);

-    S32 pos_y = (S32)floor((west_south_bottom_region.mV[VY] + east_north_top_region.mV[VY]) / 2.0f);

-    buffer = llformat("%s in %s (%d, %d)",

-            name.c_str(),

-            region->getName().c_str(),

-            pos_x, pos_y);

-    name.assign(buffer);

-

-    create_landmark(name, "Claimed land", global_center);

-}

-*/

-

-const std::string& LLViewerParcelMgr::getAgentParcelName() const

-{

-    return mAgentParcel->getName();

-}

-

-

-const S32 LLViewerParcelMgr::getAgentParcelId() const

-{

-    if (mAgentParcel)

-        return mAgentParcel->getLocalID();

-    return INVALID_PARCEL_ID;

-}

-

-void LLViewerParcelMgr::sendParcelPropertiesUpdate(LLParcel* parcel, bool use_agent_region)

-{

-    if(!parcel)

-        return;

-

-    LLViewerRegion *region = use_agent_region ? gAgent.getRegion() : LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-    if (!region)

-        return;

-

-    LLSD body;

-    std::string url = region->getCapability("ParcelPropertiesUpdate");

-    if (!url.empty())

-    {

-        // request new properties update from simulator

-        U32 message_flags = 0x01;

-        body["flags"] = ll_sd_from_U32(message_flags);

-        parcel->packMessage(body);

-        LL_INFOS("ParcelMgr") << "Sending parcel properties update via capability to: "

-            << url << LL_ENDL;

-

-        LLCoreHttpUtil::HttpCoroutineAdapter::messageHttpPost(url, body,

-            "Parcel Properties sent to sim.", "Parcel Properties failed to send to sim.");

-    }

-    else

-    {

-        LLMessageSystem* msg = gMessageSystem;

-        msg->newMessageFast(_PREHASH_ParcelPropertiesUpdate);

-        msg->nextBlockFast(_PREHASH_AgentData);

-        msg->addUUIDFast(_PREHASH_AgentID,  gAgent.getID() );

-        msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());

-        msg->nextBlockFast(_PREHASH_ParcelData);

-        msg->addS32Fast(_PREHASH_LocalID, parcel->getLocalID() );

-

-        U32 message_flags = 0x01;

-        msg->addU32("Flags", message_flags);

-

-        parcel->packMessage(msg);

-

-        msg->sendReliable( region->getHost() );

-    }

-}

-

-

-void LLViewerParcelMgr::setHoverParcel(const LLVector3d& pos)

-{

-    static U32 last_west, last_south;

-    static LLUUID last_region;

-

-    // only request parcel info if position has changed outside of the

-    // last parcel grid step

-    const U32 west_parcel_step = (U32) floor( pos.mdV[VX] / PARCEL_GRID_STEP_METERS );

-    const U32 south_parcel_step = (U32) floor( pos.mdV[VY] / PARCEL_GRID_STEP_METERS );

-

-    if ((west_parcel_step == last_west) && (south_parcel_step == last_south))

-    {

-        // We are staying in same segment

-        return;

-    }

-

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos );

-    if (!region)

-    {

-        return;

-    }

-

-    LLUUID region_id = region->getRegionID();

-    LLVector3 pos_in_region = region->getPosRegionFromGlobal(pos);

-

-    bool request_properties = false;

-    if (region_id != last_region)

-    {

-        request_properties = true;

-    }

-    else

-    {

-        // Check if new position is in same parcel.

-        // This check is not ideal, since it checks by way of straight lines.

-        // So sometimes (small parcel in the middle of large one) it can

-        // decide that parcel actually changed, but it still allows to

-        // reduce amount of requests significantly

-

-        S32 west_parcel_local = (S32)(pos_in_region.mV[VX] / PARCEL_GRID_STEP_METERS);

-        S32 south_parcel_local = (S32)(pos_in_region.mV[VY] / PARCEL_GRID_STEP_METERS);

-

-        LLViewerParcelOverlay* overlay = region->getParcelOverlay();

-        if (!overlay)

-        {

-             request_properties = true;

-        }

-        while (!request_properties && west_parcel_step < last_west)

-        {

-            S32 segment_shift = last_west - west_parcel_step;

-            request_properties = overlay->parcelLineFlags(south_parcel_local, west_parcel_local + segment_shift) & PARCEL_WEST_LINE;

-            last_west--;

-        }

-        while (!request_properties && south_parcel_step < last_south)

-        {

-            S32 segment_shift = last_south - south_parcel_step;

-            request_properties = overlay->parcelLineFlags(south_parcel_local + segment_shift, west_parcel_local) & PARCEL_SOUTH_LINE;

-            last_south--;

-        }

-        // Note: could have just swapped values, reused first two 'while' and set last_south, last_west separately,

-        // but this looks to be easier to understand/straightforward/less bulky

-        while (!request_properties && west_parcel_step > last_west)

-        {

-            S32 segment_shift = west_parcel_step - last_west;

-            request_properties = overlay->parcelLineFlags(south_parcel_local, west_parcel_local - segment_shift + 1) & PARCEL_WEST_LINE;

-            last_west++;

-        }

-        while (!request_properties && south_parcel_step > last_south)

-        {

-            S32 segment_shift = south_parcel_step - last_south;

-            request_properties = overlay->parcelLineFlags(south_parcel_local - segment_shift + 1, west_parcel_local) & PARCEL_SOUTH_LINE;

-            last_south++;

-        }

-

-        // if (!request_properties) last_south and last_west will be equal to new values

-    }

-

-    if (request_properties)

-    {

-        last_west = west_parcel_step;

-        last_south = south_parcel_step;

-        last_region = region_id;

-

-        LL_DEBUGS("ParcelMgr") << "Requesting parcel properties on hover, for " << pos << LL_ENDL;

-

-

-        // Send a rectangle around the point.

-        // This means the parcel sent back is at least a rectangle around the point,

-        // which is more efficient for public land.  Fewer requests are sent.  JC

-        F32 west = PARCEL_GRID_STEP_METERS * floor(pos_in_region.mV[VX] / PARCEL_GRID_STEP_METERS);

-        F32 south = PARCEL_GRID_STEP_METERS * floor(pos_in_region.mV[VY] / PARCEL_GRID_STEP_METERS);

-

-        F32 east = west + PARCEL_GRID_STEP_METERS;

-        F32 north = south + PARCEL_GRID_STEP_METERS;

-

-        // Send request message

-        LLMessageSystem *msg = gMessageSystem;

-        msg->newMessageFast(_PREHASH_ParcelPropertiesRequest);

-        msg->nextBlockFast(_PREHASH_AgentData);

-        msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());

-        msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());

-        msg->nextBlockFast(_PREHASH_ParcelData);

-        msg->addS32Fast(_PREHASH_SequenceID, HOVERED_PARCEL_SEQ_ID);

-        msg->addF32Fast(_PREHASH_West, west);

-        msg->addF32Fast(_PREHASH_South, south);

-        msg->addF32Fast(_PREHASH_East, east);

-        msg->addF32Fast(_PREHASH_North, north);

-        msg->addBOOL("SnapSelection", false);

-        msg->sendReliable(region->getHost());

-

-        mHoverRequestResult = PARCEL_RESULT_NO_DATA;

-    }

-}

-

-

-// static

-void LLViewerParcelMgr::processParcelOverlay(LLMessageSystem *msg, void **user)

-{

-    // Extract the packed overlay information

-    S32 packed_overlay_size = msg->getSizeFast(_PREHASH_ParcelData, _PREHASH_Data);

-

-    if (packed_overlay_size <= 0)

-    {

-        LL_WARNS() << "Overlay size " << packed_overlay_size << LL_ENDL;

-        return;

-    }

-

-    S32 parcels_per_edge = LLViewerParcelMgr::getInstance()->mParcelsPerEdge;

-    S32 expected_size = parcels_per_edge * parcels_per_edge / PARCEL_OVERLAY_CHUNKS;

-    if (packed_overlay_size != expected_size)

-    {

-        LL_WARNS() << "Got parcel overlay size " << packed_overlay_size

-            << " expecting " << expected_size << LL_ENDL;

-        return;

-    }

-

-    S32 sequence_id;

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_SequenceID, sequence_id);

-    msg->getBinaryDataFast(

-            _PREHASH_ParcelData,

-            _PREHASH_Data,

-            sPackedOverlay,

-            expected_size);

-

-    LLHost host = msg->getSender();

-    LLViewerRegion *region = LLWorld::getInstance()->getRegion(host);

-    if (region)

-    {

-        region->mParcelOverlay->uncompressLandOverlay( sequence_id, sPackedOverlay );

-    }

-}

-

-// static

-void LLViewerParcelMgr::processParcelProperties(LLMessageSystem *msg, void **user)

-{

-    if (LLApp::isExiting() || gDisconnected)

-    {

-        LL_DEBUGS("ParcelMgr") << "Ignoring parcel properties, shutting down" << LL_ENDL;

-        return;

-    }

-

-    S32     request_result;

-    S32     sequence_id;

-    bool    snap_selection = false;

-    S32     self_count = 0;

-    S32     other_count = 0;

-    S32     public_count = 0;

-    S32     local_id;

-    LLUUID  owner_id;

-    bool    is_group_owned;

-    U32 auction_id = 0;

-    S32     claim_price_per_meter = 0;

-    S32     rent_price_per_meter = 0;

-    S32     claim_date = 0;

-    LLVector3   aabb_min;

-    LLVector3   aabb_max;

-    S32     area = 0;

-    S32     sw_max_prims = 0;

-    S32     sw_total_prims = 0;

-    //LLUUID    buyer_id;

-    U8 status = 0;

-    S32     max_prims = 0;

-    S32     total_prims = 0;

-    S32     owner_prims = 0;

-    S32     group_prims = 0;

-    S32     other_prims = 0;

-    S32     selected_prims = 0;

-    F32     parcel_prim_bonus = 1.f;

-    bool    region_push_override = false;

-    bool    region_deny_anonymous_override = false;

-    bool    region_deny_identified_override = false; // Deprecated

-    bool    region_deny_transacted_override = false; // Deprecated

-    bool    region_deny_age_unverified_override = false;

-    bool    region_allow_access_override = true;

-    bool    region_allow_environment_override = true;

-    S32     parcel_environment_version = 0;

-    bool    agent_parcel_update = false; // updating previous(existing) agent parcel

-    U32     extended_flags = 0; //obscure MOAP

-

-    S32     other_clean_time = 0;

-

-    LLViewerParcelMgr& parcel_mgr = LLViewerParcelMgr::instance();

-

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_RequestResult, request_result);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_SequenceID, sequence_id);

-

-    if (request_result == PARCEL_RESULT_NO_DATA)

-    {

-        // no valid parcel data

-        LL_INFOS("ParcelMgr") << "no valid parcel data" << LL_ENDL;

-        return;

-    }

-

-    // Decide where the data will go.

-    LLParcel* parcel = NULL;

-    if (sequence_id == SELECTED_PARCEL_SEQ_ID)

-    {

-        // ...selected parcels report this sequence id

-        parcel_mgr.mRequestResult = PARCEL_RESULT_SUCCESS;

-        parcel = parcel_mgr.mCurrentParcel;

-    }

-    else if (sequence_id == HOVERED_PARCEL_SEQ_ID)

-    {

-        parcel_mgr.mHoverRequestResult = PARCEL_RESULT_SUCCESS;

-        parcel = parcel_mgr.mHoverParcel;

-    }

-    else if (sequence_id == COLLISION_NOT_IN_GROUP_PARCEL_SEQ_ID ||

-        sequence_id == COLLISION_NOT_ON_LIST_PARCEL_SEQ_ID ||

-        sequence_id == COLLISION_BANNED_PARCEL_SEQ_ID)

-    {

-        parcel_mgr.mHoverRequestResult = PARCEL_RESULT_SUCCESS;

-        parcel = parcel_mgr.mCollisionParcel;

-    }

-    else if (sequence_id == 0 || sequence_id > parcel_mgr.mAgentParcelSequenceID)

-    {

-        // new agent parcel

-        // *TODO: Does it really make sense to set the agent parcel to this

-        // parcel if the client doesn't know what kind of parcel data this is?

-        parcel_mgr.mAgentParcelSequenceID = sequence_id;

-        parcel = parcel_mgr.mAgentParcel;

-    }

-    else

-    {

-        LL_INFOS("ParcelMgr") << "out of order agent parcel sequence id " << sequence_id

-            << " last good " << parcel_mgr.mAgentParcelSequenceID

-            << LL_ENDL;

-        return;

-    }

-

-    msg->getBOOL("ParcelData", "SnapSelection", snap_selection);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_SelfCount, self_count);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_OtherCount, other_count);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_PublicCount, public_count);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_LocalID, local_id);

-    msg->getUUIDFast(_PREHASH_ParcelData, _PREHASH_OwnerID, owner_id);

-    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_IsGroupOwned, is_group_owned);

-    msg->getU32Fast(_PREHASH_ParcelData, _PREHASH_AuctionID, auction_id);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_ClaimDate, claim_date);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_ClaimPrice, claim_price_per_meter);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_RentPrice, rent_price_per_meter);

-    msg->getVector3Fast(_PREHASH_ParcelData, _PREHASH_AABBMin, aabb_min);

-    msg->getVector3Fast(_PREHASH_ParcelData, _PREHASH_AABBMax, aabb_max);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_Area, area);

-    //msg->getUUIDFast( _PREHASH_ParcelData, _PREHASH_BuyerID, buyer_id);

-    msg->getU8("ParcelData", "Status", status);

-    msg->getS32("ParcelData", "SimWideMaxPrims", sw_max_prims);

-    msg->getS32("ParcelData", "SimWideTotalPrims", sw_total_prims);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_MaxPrims, max_prims);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_TotalPrims, total_prims);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_OwnerPrims, owner_prims);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_GroupPrims, group_prims);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_OtherPrims, other_prims);

-    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_SelectedPrims, selected_prims);

-    msg->getF32Fast(_PREHASH_ParcelData, _PREHASH_ParcelPrimBonus, parcel_prim_bonus);

-    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_RegionPushOverride, region_push_override);

-    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_RegionDenyAnonymous, region_deny_anonymous_override);

-    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_RegionDenyIdentified, region_deny_identified_override); // Deprecated

-    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_RegionDenyTransacted, region_deny_transacted_override); // Deprecated

-    if (msg->getNumberOfBlocksFast(_PREHASH_AgeVerificationBlock))

-    {

-        // this block was added later and may not be on older sims, so we have to test its existence first

-        msg->getBOOLFast(_PREHASH_AgeVerificationBlock, _PREHASH_RegionDenyAgeUnverified, region_deny_age_unverified_override);

-    }

-

-    if (msg->getNumberOfBlocks(_PREHASH_RegionAllowAccessBlock))

-    {

-        msg->getBOOLFast(_PREHASH_RegionAllowAccessBlock, _PREHASH_RegionAllowAccessOverride, region_allow_access_override);

-    }

-

-    if (msg->getNumberOfBlocks(_PREHASH_ParcelExtendedFlags))

-    {

-        msg->getU32Fast(_PREHASH_ParcelExtendedFlags, _PREHASH_Flags, extended_flags);

-     }

-

-    if (msg->getNumberOfBlocks(_PREHASH_ParcelEnvironmentBlock))

-    {

-        msg->getS32Fast(_PREHASH_ParcelEnvironmentBlock, _PREHASH_ParcelEnvironmentVersion, parcel_environment_version);

-        msg->getBOOLFast(_PREHASH_ParcelEnvironmentBlock, _PREHASH_RegionAllowEnvironmentOverride, region_allow_environment_override);

-    }

-

-    msg->getS32("ParcelData", "OtherCleanTime", other_clean_time );

-

-    LL_DEBUGS("ParcelMgr") << "Processing parcel " << local_id << " update, target(sequence): " << sequence_id << LL_ENDL;

-

-    // Actually extract the data.

-    if (parcel)

-    {

-        if (local_id == parcel_mgr.mAgentParcel->getLocalID())

-        {

-            // Parcels in different regions can have same ids.

-            LLViewerRegion* parcel_region = LLWorld::getInstance()->getRegion(msg->getSender());

-            LLViewerRegion* agent_region = gAgent.getRegion();

-            if (parcel_region && agent_region && parcel_region->getRegionID() == agent_region->getRegionID())

-            {

-                // we got an updated version of agent parcel

-                agent_parcel_update = true;

-            }

-        }

-

-        S32 cur_parcel_environment_version = parcel->getParcelEnvironmentVersion();

-        bool environment_changed = (cur_parcel_environment_version != parcel_environment_version);

-

-        parcel->init(owner_id,

-            false, false, false,

-            claim_date, claim_price_per_meter, rent_price_per_meter,

-            area, other_prims, parcel_prim_bonus, is_group_owned);

-        parcel->setLocalID(local_id);

-        parcel->setAABBMin(aabb_min);

-        parcel->setAABBMax(aabb_max);

-

-        parcel->setAuctionID(auction_id);

-        parcel->setOwnershipStatus((LLParcel::EOwnershipStatus)status);

-

-        parcel->setSimWideMaxPrimCapacity(sw_max_prims);

-        parcel->setSimWidePrimCount(sw_total_prims);

-        parcel->setMaxPrimCapacity(max_prims);

-        parcel->setOwnerPrimCount(owner_prims);

-        parcel->setGroupPrimCount(group_prims);

-        parcel->setOtherPrimCount(other_prims);

-        parcel->setSelectedPrimCount(selected_prims);

-        parcel->setParcelPrimBonus(parcel_prim_bonus);

-

-        parcel->setCleanOtherTime(other_clean_time);

-        parcel->setRegionPushOverride(region_push_override);

-        parcel->setRegionDenyAnonymousOverride(region_deny_anonymous_override);

-        parcel->setRegionDenyAgeUnverifiedOverride(region_deny_age_unverified_override);

-        parcel->setRegionAllowAccessOverride(region_allow_access_override);

-        parcel->setParcelEnvironmentVersion(cur_parcel_environment_version);

-        parcel->setRegionAllowEnvironmentOverride(region_allow_environment_override);

-

-        parcel->setObscureMOAP((bool)extended_flags);

-

-        parcel->unpackMessage(msg);

-

-        if (parcel == parcel_mgr.mAgentParcel)

-        {

-            // new agent parcel

-            S32 bitmap_size =   parcel_mgr.mParcelsPerEdge

-                                * parcel_mgr.mParcelsPerEdge

-                                / 8;

-            U8* bitmap = new U8[ bitmap_size ];

-            msg->getBinaryDataFast(_PREHASH_ParcelData, _PREHASH_Bitmap, bitmap, bitmap_size);

-

-            parcel_mgr.writeAgentParcelFromBitmap(bitmap);

-            delete[] bitmap;

-

-            // Let interesting parties know about agent parcel change.

-            LLViewerParcelMgr* instance = LLViewerParcelMgr::getInstance();

-

-            if (instance->mTeleportInProgress)

-            {

-                instance->mTeleportInProgress = false;

-                if(instance->mTeleportInProgressPosition.isNull())

-                {

-                    //initial update

-                    instance->mTeleportFinishedSignal(gAgent.getPositionGlobal(), false);

-                }

-                else

-                {

-                    instance->mTeleportFinishedSignal(instance->mTeleportInProgressPosition, false);

-                }

-            }

-            parcel->setParcelEnvironmentVersion(parcel_environment_version);

-            LL_DEBUGS("ENVIRONMENT") << "Parcel environment version is " << parcel->getParcelEnvironmentVersion() << LL_ENDL;

-

-            // Notify anything that wants to know when the agent changes parcels

-            gAgent.changeParcels();

-            instance->mTeleportInProgress = false;

-        }

-        else if (agent_parcel_update)

-        {

-            parcel->setParcelEnvironmentVersion(parcel_environment_version);

-            // updated agent parcel

-            parcel_mgr.mAgentParcel->unpackMessage(msg);

-            if ((LLEnvironment::instance().isExtendedEnvironmentEnabled() && environment_changed))

-            {

-                LL_DEBUGS("ENVIRONMENT") << "Parcel environment version is " << parcel->getParcelEnvironmentVersion() << LL_ENDL;

-                LLEnvironment::instance().requestParcel(local_id);

-            }

-        }

-    }

-

-    // Handle updating selections, if necessary.

-    if (sequence_id == SELECTED_PARCEL_SEQ_ID)

-    {

-        // Update selected counts

-        parcel_mgr.mCurrentParcelSelection->mSelectedSelfCount = self_count;

-        parcel_mgr.mCurrentParcelSelection->mSelectedOtherCount = other_count;

-        parcel_mgr.mCurrentParcelSelection->mSelectedPublicCount = public_count;

-

-        parcel_mgr.mCurrentParcelSelection->mSelectedMultipleOwners =

-                            (request_result == PARCEL_RESULT_MULTIPLE);

-

-        // Select the whole parcel

-        LLViewerRegion* region = LLWorld::getInstance()->getRegion( msg->getSender() );

-        if (region)

-        {

-            if (!snap_selection)

-            {

-                // don't muck with the westsouth and eastnorth.

-                // just highlight it

-                LLVector3 west_south = region->getPosRegionFromGlobal(parcel_mgr.mWestSouth);

-                LLVector3 east_north = region->getPosRegionFromGlobal(parcel_mgr.mEastNorth);

-

-                parcel_mgr.resetSegments(parcel_mgr.mHighlightSegments);

-                parcel_mgr.writeHighlightSegments(

-                                west_south.mV[VX],

-                                west_south.mV[VY],

-                                east_north.mV[VX],

-                                east_north.mV[VY] );

-                parcel_mgr.mCurrentParcelSelection->mWholeParcelSelected = false;

-            }

-            else if (0 == local_id)

-            {

-                // this is public land, just highlight the selection

-                parcel_mgr.mWestSouth = region->getPosGlobalFromRegion( aabb_min );

-                parcel_mgr.mEastNorth = region->getPosGlobalFromRegion( aabb_max );

-

-                parcel_mgr.resetSegments(parcel_mgr.mHighlightSegments);

-                parcel_mgr.writeHighlightSegments(

-                                aabb_min.mV[VX],

-                                aabb_min.mV[VY],

-                                aabb_max.mV[VX],

-                                aabb_max.mV[VY] );

-                parcel_mgr.mCurrentParcelSelection->mWholeParcelSelected = true;

-            }

-            else

-            {

-                parcel_mgr.mWestSouth = region->getPosGlobalFromRegion( aabb_min );

-                parcel_mgr.mEastNorth = region->getPosGlobalFromRegion( aabb_max );

-

-                // Owned land, highlight the boundaries

-                S32 bitmap_size =   parcel_mgr.mParcelsPerEdge

-                                    * parcel_mgr.mParcelsPerEdge

-                                    / 8;

-                U8* bitmap = new U8[ bitmap_size ];

-                msg->getBinaryDataFast(_PREHASH_ParcelData, _PREHASH_Bitmap, bitmap, bitmap_size);

-

-                parcel_mgr.resetSegments(parcel_mgr.mHighlightSegments);

-                parcel_mgr.writeSegmentsFromBitmap( bitmap, parcel_mgr.mHighlightSegments );

-

-                delete[] bitmap;

-                bitmap = NULL;

-

-                parcel_mgr.mCurrentParcelSelection->mWholeParcelSelected = true;

-            }

-

-            // Request access list information for this land

-            parcel_mgr.sendParcelAccessListRequest(AL_ACCESS | AL_BAN | AL_ALLOW_EXPERIENCE | AL_BLOCK_EXPERIENCE);

-

-            // Request dwell for this land, if it's not public land.

-            parcel_mgr.mSelectedDwell = DWELL_NAN;

-            if (0 != local_id)

-            {

-                parcel_mgr.sendParcelDwellRequest();

-            }

-

-            parcel_mgr.mSelected = true;

-            parcel_mgr.notifyObservers();

-        }

-    }

-    else if (sequence_id == COLLISION_NOT_IN_GROUP_PARCEL_SEQ_ID ||

-             sequence_id == COLLISION_NOT_ON_LIST_PARCEL_SEQ_ID  ||

-             sequence_id == COLLISION_BANNED_PARCEL_SEQ_ID)

-    {

-        // We're about to collide with this parcel

-        static LLCachedControl<S32> ban_lines_mode(gSavedSettings , "ShowBanLines" , PARCEL_BAN_LINES_ON_COLLISION);

-        if (ban_lines_mode == PARCEL_BAN_LINES_ON_PROXIMITY)

-        {

-            parcel_mgr.resetCollisionTimer();

-        }

-

-        // Differentiate this parcel if we are banned from it.

-        if (sequence_id == COLLISION_BANNED_PARCEL_SEQ_ID)

-        {

-            parcel_mgr.mCollisionBanned = BA_BANNED;

-        }

-        else if (sequence_id == COLLISION_NOT_IN_GROUP_PARCEL_SEQ_ID)

-        {

-            parcel_mgr.mCollisionBanned = BA_NOT_IN_GROUP;

-        }

-        else

-        {

-            parcel_mgr.mCollisionBanned = BA_NOT_ON_LIST;

-

-        }

-

-        S32 bitmap_size =   parcel_mgr.mParcelsPerEdge

-                            * parcel_mgr.mParcelsPerEdge

-                            / 8;

-        U8* bitmap = new U8[ bitmap_size ];

-        msg->getBinaryDataFast(_PREHASH_ParcelData, _PREHASH_Bitmap, bitmap, bitmap_size);

-

-        parcel_mgr.resetSegments(parcel_mgr.mCollisionSegments);

-        parcel_mgr.writeSegmentsFromBitmap( bitmap, parcel_mgr.mCollisionSegments );

-

-        delete[] bitmap;

-        bitmap = NULL;

-

-    }

-    else if (sequence_id == HOVERED_PARCEL_SEQ_ID)

-    {

-        LLViewerRegion *region = LLWorld::getInstance()->getRegion( msg->getSender() );

-        if (region)

-        {

-            parcel_mgr.mHoverWestSouth = region->getPosGlobalFromRegion( aabb_min );

-            parcel_mgr.mHoverEastNorth = region->getPosGlobalFromRegion( aabb_max );

-        }

-        else

-        {

-            parcel_mgr.mHoverWestSouth.clearVec();

-            parcel_mgr.mHoverEastNorth.clearVec();

-        }

-    }

-    else

-    {

-        if (gNonInteractive)

-        {

-            return;

-        }

-

-        // Check for video

-        LLViewerParcelMedia::getInstance()->update(parcel);

-

-        // Then check for music

-        if (gAudiop)

-        {

-            if (parcel)

-            {

-                // Only update stream if parcel changed (recreated) or music is playing (enabled)

-                static LLCachedControl<bool> already_playing(gSavedSettings, "MediaTentativeAutoPlay", true);

-                if (!agent_parcel_update || already_playing)

-                {

-                    LLViewerParcelAskPlay::getInstance()->cancelNotification();

-                    std::string music_url_raw = parcel->getMusicURL();

-

-                    // Trim off whitespace from front and back

-                    std::string music_url = music_url_raw;

-                    LLStringUtil::trim(music_url);

-

-                    // If there is a new music URL and it's valid, play it.

-                    if (music_url.size() > 12)

-                    {

-                        if (music_url.substr(0, 7) == "http://"

-                            || music_url.substr(0, 8) == "https://")

-                        {

-                            LLViewerRegion *region = LLWorld::getInstance()->getRegion(msg->getSender());

-                            if (region)

-                            {

-                                optionallyStartMusic(music_url, parcel->mLocalID, region->getRegionID(), !agent_parcel_update);

-                            }

-                        }

-                        else

-                        {

-                            LL_INFOS("ParcelMgr") << "Stopping parcel music (invalid audio stream URL)" << LL_ENDL;

-                            // clears the URL

-                            // null value causes fade out

-                            LLViewerAudio::getInstance()->startInternetStreamWithAutoFade(LLStringUtil::null);

-                        }

-                    }

-                    else if (!gAudiop->getInternetStreamURL().empty())

-                    {

-                        LL_INFOS("ParcelMgr") << "Stopping parcel music (parcel stream URL is empty)" << LL_ENDL;

-                        // null value causes fade out

-                        LLViewerAudio::getInstance()->startInternetStreamWithAutoFade(LLStringUtil::null);

-                    }

-                }

-            }

-            else

-            {

-                // Public land has no music

-                LLViewerParcelAskPlay::getInstance()->cancelNotification();

-                LLViewerAudio::getInstance()->stopInternetStreamWithAutoFade();

-            }

-        }//if gAudiop

-    };

-}

-

-//static

-void LLViewerParcelMgr::onStartMusicResponse(const LLUUID &region_id, const S32 &parcel_id, const std::string &url, const bool &play)

-{

-    if (play)

-    {

-        LL_INFOS("ParcelMgr") << "Starting parcel music " << url << LL_ENDL;

-        LLViewerAudio::getInstance()->startInternetStreamWithAutoFade(url);

-    }

-    else

-    {

-        LLViewerAudio::getInstance()->startInternetStreamWithAutoFade(LLStringUtil::null);

-    }

-}

-

-void LLViewerParcelMgr::optionallyStartMusic(const std::string &music_url, const S32 &local_id, const LLUUID &region_id, bool switched_parcel)

-{

-    static LLCachedControl<bool> streaming_music(gSavedSettings, "AudioStreamingMusic", true);

-    if (streaming_music)

-    {

-        static LLCachedControl<S32> autoplay_mode(gSavedSettings, "ParcelMediaAutoPlayEnable", 1);

-        static LLCachedControl<bool> tentative_autoplay(gSavedSettings, "MediaTentativeAutoPlay", true);

-        // only play music when you enter a new parcel if the UI control for this

-        // was not *explicitly* stopped by the user. (part of SL-4878)

-        LLPanelNearByMedia* nearby_media_panel = gStatusBar ? gStatusBar->getNearbyMediaPanel() : NULL;

-        LLViewerAudio* viewer_audio = LLViewerAudio::getInstance();

-

-        // ask mode //todo constants

-        if (autoplay_mode == 2)

-        {

-            // if user set media to play - ask

-            if ((nearby_media_panel && nearby_media_panel->getParcelAudioAutoStart())

-                || (!nearby_media_panel && tentative_autoplay))

-            {

-                // user did not stop audio

-                if (switched_parcel || music_url != viewer_audio->getNextStreamURI())

-                {

-                    viewer_audio->startInternetStreamWithAutoFade(LLStringUtil::null);

-

-                    LLViewerParcelAskPlay::getInstance()->askToPlay(region_id,

-                        local_id,

-                        music_url,

-                        onStartMusicResponse);

-                }

-                // else do nothing:

-                // Parcel properties changed, but not url.

-                // We are already playing this url and asked about it when agent entered parcel

-                // or user started audio manually at some point

-            }

-            else

-            {

-                // stopped by the user, do not autoplay

-                LLViewerParcelAskPlay::getInstance()->cancelNotification();

-                viewer_audio->startInternetStreamWithAutoFade(LLStringUtil::null);

-            }

-        }

-        // autoplay

-        else if ((nearby_media_panel

-                  && nearby_media_panel->getParcelAudioAutoStart())

-                  // or they have expressed no opinion in the UI, but have autoplay on...

-                 || (!nearby_media_panel

-                     && autoplay_mode == 1

-                     && tentative_autoplay))

-        {

-            LL_INFOS("ParcelMgr") << "Starting parcel music " << music_url << LL_ENDL;

-            viewer_audio->startInternetStreamWithAutoFade(music_url);

-        }

-        // autoplay off

-        else if(switched_parcel || music_url != viewer_audio->getNextStreamURI())

-        {

-            viewer_audio->startInternetStreamWithAutoFade(LLStringUtil::null);

-        }

-    }

-}

-

-// static

-void LLViewerParcelMgr::processParcelAccessListReply(LLMessageSystem *msg, void **user)

-{

-    LLUUID agent_id;

-    S32 sequence_id = 0;

-    U32 message_flags = 0x0;

-    S32 parcel_id = -1;

-

-    msg->getUUIDFast(_PREHASH_Data, _PREHASH_AgentID, agent_id);

-    msg->getS32Fast( _PREHASH_Data, _PREHASH_SequenceID, sequence_id ); //ignored

-    msg->getU32Fast( _PREHASH_Data, _PREHASH_Flags, message_flags);

-    msg->getS32Fast( _PREHASH_Data, _PREHASH_LocalID, parcel_id);

-

-    LLParcel* parcel = LLViewerParcelMgr::getInstance()->mCurrentParcel;

-    if (!parcel) return;

-

-    if (parcel_id != parcel->getLocalID())

-    {

-        LL_WARNS_ONCE("ParcelMgr") << "processParcelAccessListReply for parcel " << parcel_id

-            << " which isn't the selected parcel " << parcel->getLocalID()<< LL_ENDL;

-        return;

-    }

-

-    if (message_flags & AL_ACCESS)

-    {

-        parcel->unpackAccessEntries(msg, &(parcel->mAccessList) );

-    }

-    else if (message_flags & AL_BAN)

-    {

-        parcel->unpackAccessEntries(msg, &(parcel->mBanList) );

-    }

-    else if (message_flags & AL_ALLOW_EXPERIENCE)

-    {

-        parcel->unpackExperienceEntries(msg, EXPERIENCE_KEY_TYPE_ALLOWED);

-    }

-    else if (message_flags & AL_BLOCK_EXPERIENCE)

-    {

-        parcel->unpackExperienceEntries(msg, EXPERIENCE_KEY_TYPE_BLOCKED);

-    }

-    /*else if (message_flags & AL_RENTER)

-    {

-        parcel->unpackAccessEntries(msg, &(parcel->mRenterList) );

-    }*/

-

-    LLViewerParcelMgr::getInstance()->notifyObservers();

-}

-

-

-// static

-void LLViewerParcelMgr::processParcelDwellReply(LLMessageSystem* msg, void**)

-{

-    LLUUID agent_id;

-    msg->getUUID("AgentData", "AgentID", agent_id);

-

-    S32 local_id;

-    msg->getS32("Data", "LocalID", local_id);

-

-    LLUUID parcel_id;

-    msg->getUUID("Data", "ParcelID", parcel_id);

-

-    F32 dwell;

-    msg->getF32("Data", "Dwell", dwell);

-

-    if (local_id == LLViewerParcelMgr::getInstance()->mCurrentParcel->getLocalID())

-    {

-        LLViewerParcelMgr::getInstance()->mSelectedDwell = dwell;

-        LLViewerParcelMgr::getInstance()->notifyObservers();

-    }

-}

-

-

-void LLViewerParcelMgr::sendParcelAccessListUpdate(U32 which)

-{

-    if (!mSelected)

-    {

-        return;

-    }

-

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );

-    if (!region) return;

-

-    LLParcel* parcel = mCurrentParcel;

-    if (!parcel) return;

-

-    if (which & AL_ACCESS)

-    {

-        sendParcelAccessListUpdate(AL_ACCESS, parcel->mAccessList, region, parcel->getLocalID());

-    }

-

-    if (which & AL_BAN)

-    {

-        sendParcelAccessListUpdate(AL_BAN, parcel->mBanList, region, parcel->getLocalID());

-    }

-

-    if(which & AL_ALLOW_EXPERIENCE)

-    {

-        sendParcelAccessListUpdate(AL_ALLOW_EXPERIENCE, parcel->getExperienceKeysByType(EXPERIENCE_KEY_TYPE_ALLOWED), region, parcel->getLocalID());

-    }

-    if(which & AL_BLOCK_EXPERIENCE)

-    {

-        sendParcelAccessListUpdate(AL_BLOCK_EXPERIENCE, parcel->getExperienceKeysByType(EXPERIENCE_KEY_TYPE_BLOCKED), region, parcel->getLocalID());

-    }

-}

-

-void LLViewerParcelMgr::sendParcelAccessListUpdate(U32 flags, const LLAccessEntry::map& entries, LLViewerRegion* region, S32 parcel_local_id)

-{

-    S32 count = entries.size();

-    S32 num_sections = (S32) ceil(count/PARCEL_MAX_ENTRIES_PER_PACKET);

-    S32 sequence_id = 1;

-    bool start_message = true;

-    bool initial = true;

-

-    LLUUID transactionUUID;

-    transactionUUID.generate();

-

-

-    LLMessageSystem* msg = gMessageSystem;

-

-    LLAccessEntry::map::const_iterator cit = entries.begin();

-    LLAccessEntry::map::const_iterator  end = entries.end();

-    while ( (cit != end) || initial )

-    {

-        if (start_message)

-        {

-            msg->newMessageFast(_PREHASH_ParcelAccessListUpdate);

-            msg->nextBlockFast(_PREHASH_AgentData);

-            msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID() );

-            msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID() );

-            msg->nextBlockFast(_PREHASH_Data);

-            msg->addU32Fast(_PREHASH_Flags, flags);

-            msg->addS32(_PREHASH_LocalID,  parcel_local_id);

-            msg->addUUIDFast(_PREHASH_TransactionID, transactionUUID);

-            msg->addS32Fast(_PREHASH_SequenceID, sequence_id);

-            msg->addS32Fast(_PREHASH_Sections, num_sections);

-            start_message = false;

-

-            if (initial && (cit == end))

-            {

-                // pack an empty block if there will be no data

-                msg->nextBlockFast(_PREHASH_List);

-                msg->addUUIDFast(_PREHASH_ID,  LLUUID::null );

-                msg->addS32Fast(_PREHASH_Time, 0 );

-                msg->addU32Fast(_PREHASH_Flags, 0 );

-            }

-

-            initial = false;

-            sequence_id++;

-

-        }

-

-        while ( (cit != end) && (msg->getCurrentSendTotal() < MTUBYTES))

-        {

-            const LLAccessEntry& entry = (*cit).second;

-

-            msg->nextBlockFast(_PREHASH_List);

-            msg->addUUIDFast(_PREHASH_ID,  entry.mID );

-            msg->addS32Fast(_PREHASH_Time, entry.mTime );

-            msg->addU32Fast(_PREHASH_Flags, entry.mFlags );

-            ++cit;

-        }

-

-        start_message = true;

-        msg->sendReliable( region->getHost() );

-    }

-}

-

-

-void LLViewerParcelMgr::deedLandToGroup()

-{

-    std::string group_name;

-    gCacheName->getGroupName(mCurrentParcel->getGroupID(), group_name);

-    LLSD args;

-    args["AREA"] = llformat("%d", mCurrentParcel->getArea());

-    args["GROUP_NAME"] = group_name;

-    if(mCurrentParcel->getContributeWithDeed())

-    {

-        args["NAME"] = LLSLURL("agent", mCurrentParcel->getOwnerID(), "completename").getSLURLString();

-        LLNotificationsUtil::add("DeedLandToGroupWithContribution",args, LLSD(), deedAlertCB);

-    }

-    else

-    {

-        LLNotificationsUtil::add("DeedLandToGroup",args, LLSD(), deedAlertCB);

-    }

-}

-

-// static

-bool LLViewerParcelMgr::deedAlertCB(const LLSD& notification, const LLSD& response)

-{

-    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);

-    if (option == 0)

-    {

-        LLParcel* parcel = LLViewerParcelMgr::getInstance()->getParcelSelection()->getParcel();

-        LLUUID group_id;

-        if(parcel)

-        {

-            group_id = parcel->getGroupID();

-        }

-        LLViewerParcelMgr::getInstance()->sendParcelDeed(group_id);

-    }

-    return false;

-}

-

-

-void LLViewerParcelMgr::startReleaseLand()

-{

-    if (!mSelected)

-    {

-        LLNotificationsUtil::add("CannotReleaseLandNothingSelected");

-        return;

-    }

-

-    if (mRequestResult == PARCEL_RESULT_NO_DATA)

-    {

-        LLNotificationsUtil::add("CannotReleaseLandWatingForServer");

-        return;

-    }

-

-    if (mRequestResult == PARCEL_RESULT_MULTIPLE)

-    {

-        LLNotificationsUtil::add("CannotReleaseLandSelected");

-        return;

-    }

-

-    if (!isParcelOwnedByAgent(mCurrentParcel, GP_LAND_RELEASE)

-        && !(gAgent.canManageEstate()))

-    {

-        LLNotificationsUtil::add("CannotReleaseLandDontOwn");

-        return;

-    }

-

-    LLVector3d parcel_center = (mWestSouth + mEastNorth) / 2.0;

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(parcel_center);

-    if (!region)

-    {

-        LLNotificationsUtil::add("CannotReleaseLandRegionNotFound");

-        return;

-    }

-/*

-    if (region->getRegionFlag(REGION_FLAGS_BLOCK_LAND_RESELL)

-        && !gAgent.isGodlike())

-    {

-        LLSD args;

-        args["REGION"] = region->getName();

-        LLNotificationsUtil::add("CannotReleaseLandNoTransfer", args);

-        return;

-    }

-*/

-

-    if (!mCurrentParcelSelection->mWholeParcelSelected)

-    {

-        LLNotificationsUtil::add("CannotReleaseLandPartialSelection");

-        return;

-    }

-

-    // Compute claim price

-    LLSD args;

-    args["AREA"] = llformat("%d",mCurrentParcel->getArea());

-    LLNotificationsUtil::add("ReleaseLandWarning", args, LLSD(), releaseAlertCB);

-}

-

-bool LLViewerParcelMgr::canAgentBuyParcel(LLParcel* parcel, bool forGroup) const

-{

-    if (!parcel)

-    {

-        return false;

-    }

-

-    if (mSelected  &&  parcel == mCurrentParcel)

-    {

-        if (mRequestResult == PARCEL_RESULT_NO_DATA)

-        {

-            return false;

-        }

-    }

-

-    const LLUUID& parcelOwner = parcel->getOwnerID();

-    const LLUUID& authorizeBuyer = parcel->getAuthorizedBuyerID();

-

-    if (parcel->isPublic())

-    {

-        return true;    // change this if want to make it gods only

-    }

-

-    LLVector3 parcel_coord = parcel->getCenterpoint();

-    LLViewerRegion* regionp = LLWorld::getInstance()->getRegionFromPosAgent(parcel_coord);

-    if (regionp)

-    {

-        U8 sim_access = regionp->getSimAccess();

-        const LLAgentAccess& agent_access = gAgent.getAgentAccess();

-        // if the region is PG, we're happy already, so do nothing

-        // but if we're set to avoid either mature or adult, get us outta here

-        if ((sim_access == SIM_ACCESS_MATURE) &&

-            !agent_access.canAccessMature())

-        {

-            return false;

-        }

-        else if ((sim_access == SIM_ACCESS_ADULT) &&

-                 !agent_access.canAccessAdult())

-        {

-            return false;

-        }

-    }

-

-    bool isForSale = parcel->getForSale()

-            && ((parcel->getSalePrice() > 0) || (authorizeBuyer.notNull()));

-

-    bool isEmpowered

-        = forGroup ? gAgent.hasPowerInActiveGroup(GP_LAND_DEED) : true;

-

-    bool isOwner

-        = parcelOwner == (forGroup ? gAgent.getGroupID() : gAgent.getID());

-

-    bool isAuthorized

-            = (authorizeBuyer.isNull()

-                || (gAgent.getID() == authorizeBuyer)

-                || (gAgent.hasPowerInGroup(authorizeBuyer,GP_LAND_DEED)

-                    && gAgent.hasPowerInGroup(authorizeBuyer,GP_LAND_SET_SALE_INFO)));

-

-    return isForSale && !isOwner && isAuthorized  && isEmpowered;

-}

-

-

-void LLViewerParcelMgr::startBuyLand(bool is_for_group)

-{

-    LLFloaterBuyLand::buyLand(getSelectionRegion(), mCurrentParcelSelection, is_for_group);

-}

-

-void LLViewerParcelMgr::startSellLand()

-{

-    LLFloaterSellLand::sellLand(getSelectionRegion(), mCurrentParcelSelection);

-}

-

-void LLViewerParcelMgr::startDivideLand()

-{

-    if (!mSelected)

-    {

-        LLNotificationsUtil::add("CannotDivideLandNothingSelected");

-        return;

-    }

-

-    if (mCurrentParcelSelection->mWholeParcelSelected)

-    {

-        LLNotificationsUtil::add("CannotDivideLandPartialSelection");

-        return;

-    }

-

-    LLSD payload;

-    payload["west_south_border"] = ll_sd_from_vector3d(mWestSouth);

-    payload["east_north_border"] = ll_sd_from_vector3d(mEastNorth);

-

-    LLNotificationsUtil::add("LandDivideWarning", LLSD(), payload, callbackDivideLand);

-}

-

-// static

-bool LLViewerParcelMgr::callbackDivideLand(const LLSD& notification, const LLSD& response)

-{

-    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);

-    LLVector3d west_south_d = ll_vector3d_from_sd(notification["payload"]["west_south_border"]);

-    LLVector3d east_north_d = ll_vector3d_from_sd(notification["payload"]["east_north_border"]);

-    LLVector3d parcel_center = (west_south_d + east_north_d) / 2.0;

-

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(parcel_center);

-    if (!region)

-    {

-        LLNotificationsUtil::add("CannotDivideLandNoRegion");

-        return false;

-    }

-

-    if (0 == option)

-    {

-        LLVector3 west_south = region->getPosRegionFromGlobal(west_south_d);

-        LLVector3 east_north = region->getPosRegionFromGlobal(east_north_d);

-

-        LLMessageSystem* msg = gMessageSystem;

-        msg->newMessage("ParcelDivide");

-        msg->nextBlock("AgentData");

-        msg->addUUID("AgentID", gAgent.getID());

-        msg->addUUID("SessionID", gAgent.getSessionID());

-        msg->nextBlock("ParcelData");

-        msg->addF32("West", west_south.mV[VX]);

-        msg->addF32("South", west_south.mV[VY]);

-        msg->addF32("East", east_north.mV[VX]);

-        msg->addF32("North", east_north.mV[VY]);

-        msg->sendReliable(region->getHost());

-    }

-    return false;

-}

-

-

-void LLViewerParcelMgr::startJoinLand()

-{

-    if (!mSelected)

-    {

-        LLNotificationsUtil::add("CannotJoinLandNothingSelected");

-        return;

-    }

-

-    if (mCurrentParcelSelection->mWholeParcelSelected)

-    {

-        LLNotificationsUtil::add("CannotJoinLandEntireParcelSelected");

-        return;

-    }

-

-    if (!mCurrentParcelSelection->mSelectedMultipleOwners)

-    {

-        LLNotificationsUtil::add("CannotJoinLandSelection");

-        return;

-    }

-

-    LLSD payload;

-    payload["west_south_border"] = ll_sd_from_vector3d(mWestSouth);

-    payload["east_north_border"] = ll_sd_from_vector3d(mEastNorth);

-

-    LLNotificationsUtil::add("JoinLandWarning", LLSD(), payload, callbackJoinLand);

-}

-

-// static

-bool LLViewerParcelMgr::callbackJoinLand(const LLSD& notification, const LLSD& response)

-{

-    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);

-    LLVector3d west_south_d = ll_vector3d_from_sd(notification["payload"]["west_south_border"]);

-    LLVector3d east_north_d = ll_vector3d_from_sd(notification["payload"]["east_north_border"]);

-    LLVector3d parcel_center = (west_south_d + east_north_d) / 2.0;

-

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(parcel_center);

-    if (!region)

-    {

-        LLNotificationsUtil::add("CannotJoinLandNoRegion");

-        return false;

-    }

-

-    if (0 == option)

-    {

-        LLVector3 west_south = region->getPosRegionFromGlobal(west_south_d);

-        LLVector3 east_north = region->getPosRegionFromGlobal(east_north_d);

-

-        LLMessageSystem* msg = gMessageSystem;

-        msg->newMessage("ParcelJoin");

-        msg->nextBlock("AgentData");

-        msg->addUUID("AgentID", gAgent.getID());

-        msg->addUUID("SessionID", gAgent.getSessionID());

-        msg->nextBlock("ParcelData");

-        msg->addF32("West", west_south.mV[VX]);

-        msg->addF32("South", west_south.mV[VY]);

-        msg->addF32("East", east_north.mV[VX]);

-        msg->addF32("North", east_north.mV[VY]);

-        msg->sendReliable(region->getHost());

-    }

-    return false;

-}

-

-

-void LLViewerParcelMgr::startDeedLandToGroup()

-{

-    if (!mSelected || !mCurrentParcel)

-    {

-        LLNotificationsUtil::add("CannotDeedLandNothingSelected");

-        return;

-    }

-

-    if (mRequestResult == PARCEL_RESULT_NO_DATA)

-    {

-        LLNotificationsUtil::add("CannotDeedLandWaitingForServer");

-        return;

-    }

-

-    if (mRequestResult == PARCEL_RESULT_MULTIPLE)

-    {

-        LLNotificationsUtil::add("CannotDeedLandMultipleSelected");

-        return;

-    }

-

-    LLVector3d parcel_center = (mWestSouth + mEastNorth) / 2.0;

-    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(parcel_center);

-    if (!region)

-    {

-        LLNotificationsUtil::add("CannotDeedLandNoRegion");

-        return;

-    }

-

-    /*

-    if(!gAgent.isGodlike())

-    {

-        if(region->getRegionFlag(REGION_FLAGS_BLOCK_LAND_RESELL)

-            && (mCurrentParcel->getOwnerID() != region->getOwner()))

-        {

-            LLSD args;

-            args["REGION"] = region->getName();

-            LLNotificationsUtil::add("CannotDeedLandNoTransfer", args);

-            return;

-        }

-    }

-    */

-

-    deedLandToGroup();

-}

-void LLViewerParcelMgr::reclaimParcel()

-{

-    LLParcel* parcel = LLViewerParcelMgr::getInstance()->getParcelSelection()->getParcel();

-    LLViewerRegion* regionp = LLViewerParcelMgr::getInstance()->getSelectionRegion();

-    if(parcel && parcel->getOwnerID().notNull()

-       && (parcel->getOwnerID() != gAgent.getID())

-       && regionp && (regionp->getOwner() == gAgent.getID()))

-    {

-        LLMessageSystem* msg = gMessageSystem;

-        msg->newMessage("ParcelReclaim");

-        msg->nextBlock("AgentData");

-        msg->addUUID("AgentID", gAgent.getID());

-        msg->addUUID("SessionID", gAgent.getSessionID());

-        msg->nextBlock("Data");

-        msg->addS32("LocalID", parcel->getLocalID());

-        msg->sendReliable(regionp->getHost());

-    }

-}

-

-// static

-bool LLViewerParcelMgr::releaseAlertCB(const LLSD& notification, const LLSD& response)

-{

-    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);

-    if (option == 0)

-    {

-        // Send the release message, not a force

-        LLViewerParcelMgr::getInstance()->sendParcelRelease();

-    }

-    return false;

-}

-

-void LLViewerParcelMgr::buyPass()

-{

-    LLParcel* parcel = getParcelSelection()->getParcel();

-    if (!parcel) return;

-

-    LLViewerRegion* region = getSelectionRegion();

-    if (!region) return;

-

-    LLMessageSystem* msg = gMessageSystem;

-    msg->newMessageFast(_PREHASH_ParcelBuyPass);

-    msg->nextBlock("AgentData");

-    msg->addUUID("AgentID", gAgent.getID());

-    msg->addUUID("SessionID", gAgent.getSessionID());

-    msg->nextBlockFast(_PREHASH_ParcelData);

-    msg->addS32Fast(_PREHASH_LocalID, parcel->getLocalID() );

-    msg->sendReliable( region->getHost() );

-}

-

-//Tells whether we are allowed to buy a pass or not

-bool LLViewerParcelMgr::isCollisionBanned()

-{

-    if ((mCollisionBanned == BA_ALLOWED) || (mCollisionBanned == BA_NOT_ON_LIST) || (mCollisionBanned == BA_NOT_IN_GROUP))

-        return false;

-    else

-        return true;

-}

-

-// This implementation should mirror LLSimParcelMgr::isParcelOwnedBy

-// static

-bool LLViewerParcelMgr::isParcelOwnedByAgent(const LLParcel* parcelp, U64 group_proxy_power)

-{

-    if (!parcelp)

-    {

-        return false;

-    }

-

-    // Gods can always assume ownership.

-    if (gAgent.isGodlike())

-    {

-        return true;

-    }

-

-    // The owner of a parcel automatically gets all powersr.

-    if (parcelp->getOwnerID() == gAgent.getID())

-    {

-        return true;

-    }

-

-    // Only gods can assume 'ownership' of public land.

-    if (parcelp->isPublic())

-    {

-        return false;

-    }

-

-    // Return whether or not the agent has group_proxy_power powers in the

-    // parcel's group.

-    return gAgent.hasPowerInGroup(parcelp->getOwnerID(), group_proxy_power);

-}

-

-// This implementation should mirror llSimParcelMgr::isParcelModifiableBy

-// static

-bool LLViewerParcelMgr::isParcelModifiableByAgent(const LLParcel* parcelp, U64 group_proxy_power)

-{

-    // If the agent can assume ownership, it is probably modifiable.

-    bool rv = false;

-    if (parcelp)

-    {

-        // *NOTE: This should only work for leased parcels, but group owned

-        // parcels cannot be OS_LEASED yet. Phoenix 2003-12-15.

-        rv = isParcelOwnedByAgent(parcelp, group_proxy_power);

-

-        // ... except for the case that the parcel is not OS_LEASED for agent-owned parcels.

-        if( (gAgent.getID() == parcelp->getOwnerID())

-            && !gAgent.isGodlike()

-            && (parcelp->getOwnershipStatus() != LLParcel::OS_LEASED) )

-        {

-            rv = false;

-        }

-    }

-    return rv;

-}

-

-void sanitize_corners(const LLVector3d &corner1,

-                                        const LLVector3d &corner2,

-                                        LLVector3d &west_south_bottom,

-                                        LLVector3d &east_north_top)

-{

-    west_south_bottom.mdV[VX] = llmin( corner1.mdV[VX], corner2.mdV[VX] );

-    west_south_bottom.mdV[VY] = llmin( corner1.mdV[VY], corner2.mdV[VY] );

-    west_south_bottom.mdV[VZ] = llmin( corner1.mdV[VZ], corner2.mdV[VZ] );

-

-    east_north_top.mdV[VX] = llmax( corner1.mdV[VX], corner2.mdV[VX] );

-    east_north_top.mdV[VY] = llmax( corner1.mdV[VY], corner2.mdV[VY] );

-    east_north_top.mdV[VZ] = llmax( corner1.mdV[VZ], corner2.mdV[VZ] );

-}

-

-

-void LLViewerParcelMgr::cleanupGlobals()

-{

-}

-

-LLViewerTexture* LLViewerParcelMgr::getBlockedImage() const

-{

-    return sBlockedImage;

-}

-

-LLViewerTexture* LLViewerParcelMgr::getPassImage() const

-{

-    return sPassImage;

-}

-

-/*

- * Set finish teleport callback. You can use it to observe all  teleport events.

- * NOTE:

- * After local( in one region) teleports we

- *  cannot rely on gAgent.getPositionGlobal(),

- *  so the new position gets passed explicitly.

- *  Use args of this callback to get global position of avatar after teleport event.

- */

-boost::signals2::connection LLViewerParcelMgr::setTeleportFinishedCallback(teleport_finished_callback_t cb)

-{

-    return mTeleportFinishedSignal.connect(cb);

-}

-

-boost::signals2::connection LLViewerParcelMgr::setTeleportFailedCallback(teleport_failed_callback_t cb)

-{

-    return mTeleportFailedSignal.connect(cb);

-}

-

-/* Ok, we're notified that teleport has been finished.

- * We should now propagate the notification via mTeleportFinishedSignal

- * to all interested parties.

- */

-void LLViewerParcelMgr::onTeleportFinished(bool local, const LLVector3d& new_pos)

-{

-    // Treat only teleports within the same parcel as local (EXT-3139).

-    if (local && LLViewerParcelMgr::getInstance()->inAgentParcel(new_pos))

-    {

-        // Local teleport. We already have the agent parcel data.

-        // Emit the signal immediately.

-        getInstance()->mTeleportFinishedSignal(new_pos, local);

-    }

-    else

-    {

-        // Non-local teleport (inter-region or between different parcels of the same region).

-        // The agent parcel data has not been updated yet.

-        // Let's wait for the update and then emit the signal.

-        mTeleportInProgressPosition = new_pos;

-        mTeleportInProgress = true;

-    }

-}

-

-void LLViewerParcelMgr::onTeleportFailed()

-{

-    mTeleportFailedSignal();

-}

-

-bool  LLViewerParcelMgr::getTeleportInProgress()

-{

-    return mTeleportInProgress // case where parcel data arrives after teleport

-        || gAgent.getTeleportState() > LLAgent::TELEPORT_NONE; // For LOCAL, no mTeleportInProgress

-}

+/**
+ * @file llviewerparcelmgr.cpp
+ * @brief Viewer-side representation of owned land
+ *
+ * $LicenseInfo:firstyear=2002&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llviewerparcelmgr.h"
+
+// Library includes
+#include "llaudioengine.h"
+#include "indra_constants.h"
+#include "llcachename.h"
+#include "llgl.h"
+#include "llnotifications.h"
+#include "llnotificationsutil.h"
+#include "llparcel.h"
+#include "message.h"
+#include "llfloaterreg.h"
+
+// Viewer includes
+#include "llagent.h"
+#include "llagentaccess.h"
+#include "llviewerparcelaskplay.h"
+#include "llviewerwindow.h"
+#include "llviewercontrol.h"
+//#include "llfirstuse.h"
+#include "llfloaterbuyland.h"
+#include "llfloatergroups.h"
+#include "llpanelnearbymedia.h"
+#include "llfloatersellland.h"
+#include "llfloatertools.h"
+#include "llparcelselection.h"
+#include "llresmgr.h"
+#include "llsdutil.h"
+#include "llsdutil_math.h"
+#include "llslurl.h"
+#include "llstatusbar.h"
+#include "llui.h"
+#include "llviewertexture.h"
+#include "llviewertexturelist.h"
+#include "llviewermenu.h"
+#include "llviewerparcelmedia.h"
+#include "llviewerparceloverlay.h"
+#include "llviewerregion.h"
+#include "llworld.h"
+#include "roles_constants.h"
+#include "llweb.h"
+#include "llvieweraudio.h"
+#include "llcorehttputil.h"
+
+#include "llenvironment.h"
+
+const F32 PARCEL_BAN_LINES_DRAW_SECS_ON_COLLISION = 10.f;
+const F32 PARCEL_COLLISION_DRAW_SECS_ON_PROXIMITY = 1.f;
+
+
+// Globals
+
+U8* LLViewerParcelMgr::sPackedOverlay = NULL;
+S32 LLViewerParcelMgr::PARCEL_BAN_LINES_HIDE = 0;
+S32 LLViewerParcelMgr::PARCEL_BAN_LINES_ON_COLLISION = 1;
+S32 LLViewerParcelMgr::PARCEL_BAN_LINES_ON_PROXIMITY = 2;
+
+LLUUID gCurrentMovieID = LLUUID::null;
+
+LLPointer<LLViewerTexture> sBlockedImage;
+LLPointer<LLViewerTexture> sPassImage;
+
+// Local functions
+void callback_start_music(S32 option, void* data);
+void optionally_prepare_video(const LLParcel *parcelp);
+void callback_prepare_video(S32 option, void* data);
+void prepare_video(const LLParcel *parcelp);
+void start_video(const LLParcel *parcelp);
+void stop_video();
+bool callback_god_force_owner(const LLSD&, const LLSD&);
+
+struct LLGodForceOwnerData
+{
+    LLUUID mOwnerID;
+    S32 mLocalID;
+    LLHost mHost;
+
+    LLGodForceOwnerData(
+        const LLUUID& owner_id,
+        S32 local_parcel_id,
+        const LLHost& host) :
+        mOwnerID(owner_id),
+        mLocalID(local_parcel_id),
+        mHost(host) {}
+};
+
+//
+// Methods
+//
+LLViewerParcelMgr::LLViewerParcelMgr()
+:   mSelected(false),
+    mRequestResult(0),
+    mWestSouth(),
+    mEastNorth(),
+    mSelectedDwell(DWELL_NAN),
+    mAgentParcelSequenceID(-1),
+    mHoverRequestResult(0),
+    mHoverWestSouth(),
+    mHoverEastNorth(),
+    mTeleportInProgressPosition(),
+    mRenderCollision(false),
+    mRenderSelection(true),
+    mCollisionBanned(0),
+    mCollisionTimer(),
+    mMediaParcelId(0),
+    mMediaRegionId(0)
+{
+    mCurrentParcel = new LLParcel();
+    mCurrentParcelSelection = new LLParcelSelection(mCurrentParcel);
+    mFloatingParcelSelection = new LLParcelSelection(mCurrentParcel);
+
+    mAgentParcel = new LLParcel();
+    mHoverParcel = new LLParcel();
+    mCollisionParcel = new LLParcel();
+
+    mParcelsPerEdge = S32(  REGION_WIDTH_METERS / PARCEL_GRID_STEP_METERS );
+    mHighlightSegments = new U8[(mParcelsPerEdge+1)*(mParcelsPerEdge+1)];
+    resetSegments(mHighlightSegments);
+
+    mCollisionSegments = new U8[(mParcelsPerEdge+1)*(mParcelsPerEdge+1)];
+    resetSegments(mCollisionSegments);
+
+    // JC: Resolved a merge conflict here, eliminated
+    // mBlockedImage->setAddressMode(LLTexUnit::TAM_WRAP);
+    // because it is done in llviewertexturelist.cpp
+    mBlockedImage = LLViewerTextureManager::getFetchedTextureFromFile("world/NoEntryLines.png", FTT_LOCAL_FILE, true, LLGLTexture::BOOST_UI);
+    mPassImage = LLViewerTextureManager::getFetchedTextureFromFile("world/NoEntryPassLines.png", FTT_LOCAL_FILE, true, LLGLTexture::BOOST_UI);
+
+    S32 overlay_size = mParcelsPerEdge * mParcelsPerEdge / PARCEL_OVERLAY_CHUNKS;
+    sPackedOverlay = new U8[overlay_size];
+
+    mAgentParcelOverlay = new U8[mParcelsPerEdge * mParcelsPerEdge];
+    S32 i;
+    for (i = 0; i < mParcelsPerEdge * mParcelsPerEdge; i++)
+    {
+        mAgentParcelOverlay[i] = 0;
+    }
+
+    mTeleportInProgress = true; // the initial parcel update is treated like teleport
+}
+
+
+LLViewerParcelMgr::~LLViewerParcelMgr()
+{
+    mCurrentParcelSelection->setParcel(NULL);
+    mCurrentParcelSelection = NULL;
+
+    mFloatingParcelSelection->setParcel(NULL);
+    mFloatingParcelSelection = NULL;
+
+    delete mCurrentParcel;
+    mCurrentParcel = NULL;
+
+    delete mAgentParcel;
+    mAgentParcel = NULL;
+
+    delete mCollisionParcel;
+    mCollisionParcel = NULL;
+
+    delete mHoverParcel;
+    mHoverParcel = NULL;
+
+    delete[] mHighlightSegments;
+    mHighlightSegments = NULL;
+
+    delete[] mCollisionSegments;
+    mCollisionSegments = NULL;
+
+    delete[] sPackedOverlay;
+    sPackedOverlay = NULL;
+
+    delete[] mAgentParcelOverlay;
+    mAgentParcelOverlay = NULL;
+
+    sBlockedImage = NULL;
+    sPassImage = NULL;
+}
+
+void LLViewerParcelMgr::dump()
+{
+    LL_INFOS() << "Parcel Manager Dump" << LL_ENDL;
+    LL_INFOS() << "mSelected " << S32(mSelected) << LL_ENDL;
+    LL_INFOS() << "Selected parcel: " << LL_ENDL;
+    LL_INFOS() << mWestSouth << " to " << mEastNorth << LL_ENDL;
+    mCurrentParcel->dump();
+    LL_INFOS() << "banning " << mCurrentParcel->mBanList.size() << LL_ENDL;
+
+    LLAccessEntry::map::const_iterator cit = mCurrentParcel->mBanList.begin();
+    LLAccessEntry::map::const_iterator end = mCurrentParcel->mBanList.end();
+    for ( ; cit != end; ++cit)
+    {
+        LL_INFOS() << "ban id " << (*cit).first << LL_ENDL;
+    }
+    LL_INFOS() << "Hover parcel:" << LL_ENDL;
+    mHoverParcel->dump();
+    LL_INFOS() << "Agent parcel:" << LL_ENDL;
+    mAgentParcel->dump();
+}
+
+
+LLViewerRegion* LLViewerParcelMgr::getSelectionRegion()
+{
+    return LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+}
+
+
+void LLViewerParcelMgr::getDisplayInfo(S32* area_out, S32* claim_out,
+                                       S32* rent_out,
+                                       bool* for_sale_out,
+                                       F32* dwell_out)
+{
+    S32 area = 0;
+    S32 price = 0;
+    S32 rent = 0;
+    bool for_sale = false;
+    F32 dwell = DWELL_NAN;
+
+    if (mSelected)
+    {
+        if (mCurrentParcelSelection->mSelectedMultipleOwners)
+        {
+            area = mCurrentParcelSelection->getClaimableArea();
+        }
+        else
+        {
+            area = getSelectedArea();
+        }
+
+        if (mCurrentParcel->getForSale())
+        {
+            price = mCurrentParcel->getSalePrice();
+            for_sale = true;
+        }
+        else
+        {
+            price = area * mCurrentParcel->getClaimPricePerMeter();
+            for_sale = false;
+        }
+
+        rent = mCurrentParcel->getTotalRent();
+
+        dwell = mSelectedDwell;
+    }
+
+    *area_out = area;
+    *claim_out = price;
+    *rent_out = rent;
+    *for_sale_out = for_sale;
+    *dwell_out = dwell;
+}
+
+S32 LLViewerParcelMgr::getSelectedArea() const
+{
+    S32 rv = 0;
+    if(mSelected && mCurrentParcel && mCurrentParcelSelection->mWholeParcelSelected)
+    {
+        rv = mCurrentParcel->getArea();
+    }
+    else if(mSelected)
+    {
+        F64 width = mEastNorth.mdV[VX] - mWestSouth.mdV[VX];
+        F64 height = mEastNorth.mdV[VY] - mWestSouth.mdV[VY];
+        F32 area = (F32)(width * height);
+        rv = ll_round(area);
+    }
+    return rv;
+}
+
+void LLViewerParcelMgr::resetSegments(U8* segments)
+{
+    S32 i;
+    S32 count = (mParcelsPerEdge+1)*(mParcelsPerEdge+1);
+    for (i = 0; i < count; i++)
+    {
+        segments[i] = 0x0;
+    }
+}
+
+
+void LLViewerParcelMgr::writeHighlightSegments(F32 west, F32 south, F32 east,
+                                               F32 north)
+{
+    S32 x, y;
+    S32 min_x = ll_round( west / PARCEL_GRID_STEP_METERS );
+    S32 max_x = ll_round( east / PARCEL_GRID_STEP_METERS );
+    S32 min_y = ll_round( south / PARCEL_GRID_STEP_METERS );
+    S32 max_y = ll_round( north / PARCEL_GRID_STEP_METERS );
+
+    const S32 STRIDE = mParcelsPerEdge+1;
+
+    // south edge
+    y = min_y;
+    for (x = min_x; x < max_x; x++)
+    {
+        // exclusive OR means that writing to this segment twice
+        // will turn it off
+        mHighlightSegments[x + y*STRIDE] ^= SOUTH_MASK;
+    }
+
+    // west edge
+    x = min_x;
+    for (y = min_y; y < max_y; y++)
+    {
+        mHighlightSegments[x + y*STRIDE] ^= WEST_MASK;
+    }
+
+    // north edge - draw the south border on the y+1'th cell,
+    // which given C-style arrays, is item foo[max_y]
+    y = max_y;
+    for (x = min_x; x < max_x; x++)
+    {
+        mHighlightSegments[x + y*STRIDE] ^= SOUTH_MASK;
+    }
+
+    // east edge - draw west border on x+1'th cell
+    x = max_x;
+    for (y = min_y; y < max_y; y++)
+    {
+        mHighlightSegments[x + y*STRIDE] ^= WEST_MASK;
+    }
+}
+
+
+void LLViewerParcelMgr::writeSegmentsFromBitmap(U8* bitmap, U8* segments)
+{
+    S32 x;
+    S32 y;
+    const S32 IN_STRIDE = mParcelsPerEdge;
+    const S32 OUT_STRIDE = mParcelsPerEdge+1;
+
+    for (y = 0; y < IN_STRIDE; y++)
+    {
+        x = 0;
+        while( x < IN_STRIDE )
+        {
+            U8 byte = bitmap[ (x + y*IN_STRIDE) / 8 ];
+
+            S32 bit;
+            for (bit = 0; bit < 8; bit++)
+            {
+                if (byte & (1 << bit) )
+                {
+                    S32 out = x+y*OUT_STRIDE;
+
+                    // This and one above it
+                    segments[out]            ^= SOUTH_MASK;
+                    segments[out+OUT_STRIDE] ^= SOUTH_MASK;
+
+                    // This and one to the right
+                    segments[out]   ^= WEST_MASK;
+                    segments[out+1] ^= WEST_MASK;
+                }
+                x++;
+            }
+        }
+    }
+}
+
+
+void LLViewerParcelMgr::writeAgentParcelFromBitmap(U8* bitmap)
+{
+    S32 x;
+    S32 y;
+    const S32 IN_STRIDE = mParcelsPerEdge;
+
+    for (y = 0; y < IN_STRIDE; y++)
+    {
+        x = 0;
+        while( x < IN_STRIDE )
+        {
+            U8 byte = bitmap[ (x + y*IN_STRIDE) / 8 ];
+
+            S32 bit;
+            for (bit = 0; bit < 8; bit++)
+            {
+                if (byte & (1 << bit) )
+                {
+                    mAgentParcelOverlay[x+y*IN_STRIDE] = 1;
+                }
+                else
+                {
+                    mAgentParcelOverlay[x+y*IN_STRIDE] = 0;
+                }
+                x++;
+            }
+        }
+    }
+}
+
+
+// Given a point, find the PARCEL_GRID_STEP x PARCEL_GRID_STEP block
+// containing it and select that.
+LLParcelSelectionHandle LLViewerParcelMgr::selectParcelAt(const LLVector3d& pos_global)
+{
+    LLVector3d southwest = pos_global;
+    LLVector3d northeast = pos_global;
+
+    southwest -= LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );
+    southwest.mdV[VX] = ll_round( southwest.mdV[VX], (F64)PARCEL_GRID_STEP_METERS );
+    southwest.mdV[VY] = ll_round( southwest.mdV[VY], (F64)PARCEL_GRID_STEP_METERS );
+
+    northeast += LLVector3d( PARCEL_GRID_STEP_METERS/2, PARCEL_GRID_STEP_METERS/2, 0 );
+    northeast.mdV[VX] = ll_round( northeast.mdV[VX], (F64)PARCEL_GRID_STEP_METERS );
+    northeast.mdV[VY] = ll_round( northeast.mdV[VY], (F64)PARCEL_GRID_STEP_METERS );
+
+    // Snap to parcel
+    return selectLand( southwest, northeast, true );
+}
+
+
+// Tries to select the parcel inside the rectangle
+LLParcelSelectionHandle LLViewerParcelMgr::selectParcelInRectangle()
+{
+    return selectLand(mWestSouth, mEastNorth, true);
+}
+
+
+void LLViewerParcelMgr::selectCollisionParcel()
+{
+    // BUG: Claim to be in the agent's region
+    mWestSouth = gAgent.getRegion()->getOriginGlobal();
+    mEastNorth = mWestSouth;
+    mEastNorth += LLVector3d(PARCEL_GRID_STEP_METERS, PARCEL_GRID_STEP_METERS, 0.0);
+
+    // BUG: must be in the sim you are in
+    LLMessageSystem *msg = gMessageSystem;
+    msg->newMessageFast(_PREHASH_ParcelPropertiesRequestByID);
+    msg->nextBlockFast(_PREHASH_AgentID);
+    msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID() );
+    msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID() );
+    msg->nextBlockFast(_PREHASH_ParcelData);
+    msg->addS32Fast(_PREHASH_SequenceID, SELECTED_PARCEL_SEQ_ID );
+    msg->addS32Fast(_PREHASH_LocalID, mCollisionParcel->getLocalID() );
+    gAgent.sendReliableMessage();
+
+    mRequestResult = PARCEL_RESULT_NO_DATA;
+
+    // Hack: Copy some data over temporarily
+    mCurrentParcel->setName( mCollisionParcel->getName() );
+    mCurrentParcel->setDesc( mCollisionParcel->getDesc() );
+    mCurrentParcel->setPassPrice(mCollisionParcel->getPassPrice());
+    mCurrentParcel->setPassHours(mCollisionParcel->getPassHours());
+
+    // clear the list of segments to prevent flashing
+    resetSegments(mHighlightSegments);
+
+    mFloatingParcelSelection->setParcel(mCurrentParcel);
+    mCurrentParcelSelection->setParcel(NULL);
+    mCurrentParcelSelection = new LLParcelSelection(mCurrentParcel);
+
+    mSelected = true;
+    mCurrentParcelSelection->mWholeParcelSelected = true;
+    notifyObservers();
+    return;
+}
+
+
+// snap_selection = auto-select the hit parcel, if there is exactly one
+LLParcelSelectionHandle LLViewerParcelMgr::selectLand(const LLVector3d &corner1, const LLVector3d &corner2,
+                                   bool snap_selection)
+{
+    sanitize_corners( corner1, corner2, mWestSouth, mEastNorth );
+
+    // ...x isn't more than one meter away
+    F32 delta_x = getSelectionWidth();
+    if (delta_x * delta_x <= 1.f * 1.f)
+    {
+        mSelected = false;
+        notifyObservers();
+        return NULL;
+    }
+
+    // ...y isn't more than one meter away
+    F32 delta_y = getSelectionHeight();
+    if (delta_y * delta_y <= 1.f * 1.f)
+    {
+        mSelected = false;
+        notifyObservers();
+        return NULL;
+    }
+
+    // Can't select across region boundary
+    // We need to pull in the upper right corner by a little bit to allow
+    // selection up to the x = 256 or y = 256 edge.
+    LLVector3d east_north_region_check( mEastNorth );
+    east_north_region_check.mdV[VX] -= 0.5;
+    east_north_region_check.mdV[VY] -= 0.5;
+
+    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal(mWestSouth);
+    LLViewerRegion *region_other = LLWorld::getInstance()->getRegionFromPosGlobal( east_north_region_check );
+
+    if(!region)
+    {
+        // just in case they somehow selected no land.
+        mSelected = false;
+        return NULL;
+    }
+
+    if (region != region_other)
+    {
+        LLNotificationsUtil::add("CantSelectLandFromMultipleRegions");
+        mSelected = false;
+        notifyObservers();
+        return NULL;
+    }
+
+    // Build region global copies of corners
+    LLVector3 wsb_region = region->getPosRegionFromGlobal( mWestSouth );
+    LLVector3 ent_region = region->getPosRegionFromGlobal( mEastNorth );
+
+    // Send request message
+    LLMessageSystem *msg = gMessageSystem;
+    msg->newMessageFast(_PREHASH_ParcelPropertiesRequest);
+    msg->nextBlockFast(_PREHASH_AgentData);
+    msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID() );
+    msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID() );
+    msg->nextBlockFast(_PREHASH_ParcelData);
+    msg->addS32Fast(_PREHASH_SequenceID, SELECTED_PARCEL_SEQ_ID );
+    msg->addF32Fast(_PREHASH_West,  wsb_region.mV[VX] );
+    msg->addF32Fast(_PREHASH_South, wsb_region.mV[VY] );
+    msg->addF32Fast(_PREHASH_East,  ent_region.mV[VX] );
+    msg->addF32Fast(_PREHASH_North, ent_region.mV[VY] );
+    msg->addBOOL("SnapSelection", snap_selection);
+    msg->sendReliable( region->getHost() );
+
+    mRequestResult = PARCEL_RESULT_NO_DATA;
+
+    mFloatingParcelSelection->setParcel(mCurrentParcel);
+    mCurrentParcelSelection->setParcel(NULL);
+    mCurrentParcelSelection = new LLParcelSelection(mCurrentParcel);
+
+    mSelected = true;
+    mCurrentParcelSelection->mWholeParcelSelected = snap_selection;
+    notifyObservers();
+    return mCurrentParcelSelection;
+}
+
+void LLViewerParcelMgr::deselectUnused()
+{
+    // no more outstanding references to this selection, other than our own
+    if (mCurrentParcelSelection->getNumRefs() == 1 && mFloatingParcelSelection->getNumRefs() == 1)
+    {
+        deselectLand();
+    }
+}
+
+void LLViewerParcelMgr::deselectLand()
+{
+    if (mSelected)
+    {
+        mSelected = false;
+
+        // Invalidate the selected parcel
+        mCurrentParcel->setLocalID(-1);
+        mCurrentParcel->mAccessList.clear();
+        mCurrentParcel->mBanList.clear();
+        //mCurrentParcel->mRenterList.reset();
+
+        mSelectedDwell = DWELL_NAN;
+
+        // invalidate parcel selection so that existing users of this selection can clean up
+        mCurrentParcelSelection->setParcel(NULL);
+        mFloatingParcelSelection->setParcel(NULL);
+        // create new parcel selection
+        mCurrentParcelSelection = new LLParcelSelection(mCurrentParcel);
+
+        notifyObservers(); // Notify observers *after* changing the parcel selection
+    }
+}
+
+
+void LLViewerParcelMgr::addObserver(LLParcelObserver* observer)
+{
+    mObservers.push_back(observer);
+}
+
+
+void LLViewerParcelMgr::removeObserver(LLParcelObserver* observer)
+{
+    vector_replace_with_last(mObservers, observer);
+}
+
+
+// Call this method when it's time to update everyone on a new state.
+// Copy the list because an observer could respond by removing itself
+// from the list.
+void LLViewerParcelMgr::notifyObservers()
+{
+    std::vector<LLParcelObserver*> observers;
+    S32 count = mObservers.size();
+    S32 i;
+    for(i = 0; i < count; ++i)
+    {
+        observers.push_back(mObservers.at(i));
+    }
+    for(i = 0; i < count; ++i)
+    {
+        observers.at(i)->changed();
+    }
+}
+
+
+//
+// ACCESSORS
+//
+bool LLViewerParcelMgr::selectionEmpty() const
+{
+    return !mSelected;
+}
+
+
+LLParcelSelectionHandle LLViewerParcelMgr::getParcelSelection() const
+{
+    return mCurrentParcelSelection;
+}
+
+LLParcelSelectionHandle LLViewerParcelMgr::getFloatingParcelSelection() const
+{
+    return mFloatingParcelSelection;
+}
+
+LLParcel *LLViewerParcelMgr::getAgentParcel() const
+{
+    return mAgentParcel;
+}
+
+
+LLParcel * LLViewerParcelMgr::getAgentOrSelectedParcel() const
+{
+    LLParcel *parcel(nullptr);
+
+    LLParcelSelectionHandle sel_handle(getFloatingParcelSelection());
+    if (sel_handle)
+    {
+        LLParcelSelection *selection(sel_handle.get());
+        if (selection)
+        {
+            parcel = selection->getParcel();
+            if (parcel && (parcel->getLocalID() == INVALID_PARCEL_ID))
+            {
+                parcel = NULL;
+            }
+        }
+    }
+
+    if (!parcel)
+        parcel = LLViewerParcelMgr::instance().getAgentParcel();
+
+    return parcel;
+}
+
+// Return whether the agent can build on the land they are on
+bool LLViewerParcelMgr::allowAgentBuild() const
+{
+    if (mAgentParcel)
+    {
+        return (gAgent.isGodlike() ||
+                (mAgentParcel->allowModifyBy(gAgent.getID(), gAgent.getGroupID())) ||
+                (isParcelOwnedByAgent(mAgentParcel, GP_LAND_ALLOW_CREATE)));
+    }
+    else
+    {
+        return gAgent.isGodlike();
+    }
+}
+
+// Return whether anyone can build on the given parcel
+bool LLViewerParcelMgr::allowAgentBuild(const LLParcel* parcel) const
+{
+    return parcel->getAllowModify();
+}
+
+bool LLViewerParcelMgr::allowAgentVoice() const
+{
+    return allowAgentVoice(gAgent.getRegion(), mAgentParcel);
+}
+
+bool LLViewerParcelMgr::allowAgentVoice(const LLViewerRegion* region, const LLParcel* parcel) const
+{
+    return region && region->isVoiceEnabled()
+        && parcel   && parcel->getParcelFlagAllowVoice();
+}
+
+bool LLViewerParcelMgr::allowAgentFly(const LLViewerRegion* region, const LLParcel* parcel) const
+{
+    return region && !region->getBlockFly()
+        && parcel && parcel->getAllowFly();
+}
+
+// Can the agent be pushed around by LLPushObject?
+bool LLViewerParcelMgr::allowAgentPush(const LLViewerRegion* region, const LLParcel* parcel) const
+{
+    return region && !region->getRestrictPushObject()
+        && parcel && !parcel->getRestrictPushObject();
+}
+
+bool LLViewerParcelMgr::allowAgentScripts(const LLViewerRegion* region, const LLParcel* parcel) const
+{
+    // *NOTE: This code does not take into account group-owned parcels
+    // and the flag to allow group-owned scripted objects to run.
+    // This mirrors the traditional menu bar parcel icon code, but is not
+    // technically correct.
+    return region
+        && !region->getRegionFlag(REGION_FLAGS_SKIP_SCRIPTS)
+        && !region->getRegionFlag(REGION_FLAGS_ESTATE_SKIP_SCRIPTS)
+        && parcel
+        && parcel->getAllowOtherScripts();
+}
+
+bool LLViewerParcelMgr::allowAgentDamage(const LLViewerRegion* region, const LLParcel* parcel) const
+{
+    return (region && region->getAllowDamage())
+        || (parcel && parcel->getAllowDamage());
+}
+
+bool LLViewerParcelMgr::isOwnedAt(const LLVector3d& pos_global) const
+{
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos_global );
+    if (!region) return false;
+
+    LLViewerParcelOverlay* overlay = region->getParcelOverlay();
+    if (!overlay) return false;
+
+    LLVector3 pos_region = region->getPosRegionFromGlobal( pos_global );
+
+    return overlay->isOwned( pos_region );
+}
+
+bool LLViewerParcelMgr::isOwnedSelfAt(const LLVector3d& pos_global) const
+{
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos_global );
+    if (!region) return false;
+
+    LLViewerParcelOverlay* overlay = region->getParcelOverlay();
+    if (!overlay) return false;
+
+    LLVector3 pos_region = region->getPosRegionFromGlobal( pos_global );
+
+    return overlay->isOwnedSelf( pos_region );
+}
+
+bool LLViewerParcelMgr::isOwnedOtherAt(const LLVector3d& pos_global) const
+{
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos_global );
+    if (!region) return false;
+
+    LLViewerParcelOverlay* overlay = region->getParcelOverlay();
+    if (!overlay) return false;
+
+    LLVector3 pos_region = region->getPosRegionFromGlobal( pos_global );
+
+    return overlay->isOwnedOther( pos_region );
+}
+
+bool LLViewerParcelMgr::isSoundLocal(const LLVector3d& pos_global) const
+{
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos_global );
+    if (!region) return false;
+
+    LLViewerParcelOverlay* overlay = region->getParcelOverlay();
+    if (!overlay) return false;
+
+    LLVector3 pos_region = region->getPosRegionFromGlobal( pos_global );
+
+    return overlay->isSoundLocal( pos_region );
+}
+
+bool LLViewerParcelMgr::canHearSound(const LLVector3d &pos_global) const
+{
+    bool in_agent_parcel = inAgentParcel(pos_global);
+
+    if (in_agent_parcel)
+    {
+        // In same parcel as the agent
+        return true;
+    }
+    else
+    {
+        if (LLViewerParcelMgr::getInstance()->getAgentParcel()->getSoundLocal())
+        {
+            // Not in same parcel, and agent parcel only has local sound
+            return false;
+        }
+        else if (LLViewerParcelMgr::getInstance()->isSoundLocal(pos_global))
+        {
+            // Not in same parcel, and target parcel only has local sound
+            return false;
+        }
+        else
+        {
+            // Not in same parcel, but neither are local sound
+            return true;
+        }
+    }
+}
+
+
+bool LLViewerParcelMgr::inAgentParcel(const LLVector3d &pos_global) const
+{
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(pos_global);
+    LLViewerRegion* agent_region = gAgent.getRegion();
+    if (!region || !agent_region)
+        return false;
+
+    if (region != agent_region)
+    {
+        // Can't be in the agent parcel if you're not in the same region.
+        return false;
+    }
+
+    LLVector3 pos_region = agent_region->getPosRegionFromGlobal(pos_global);
+    S32 row =    S32(pos_region.mV[VY] / PARCEL_GRID_STEP_METERS);
+    S32 column = S32(pos_region.mV[VX] / PARCEL_GRID_STEP_METERS);
+
+    if (mAgentParcelOverlay[row*mParcelsPerEdge + column])
+    {
+        return true;
+    }
+    else
+    {
+        return false;
+    }
+}
+
+// Returns NULL when there is no valid data.
+LLParcel* LLViewerParcelMgr::getHoverParcel() const
+{
+    if (mHoverRequestResult == PARCEL_RESULT_SUCCESS)
+    {
+        return mHoverParcel;
+    }
+    else
+    {
+        return NULL;
+    }
+}
+
+// Returns NULL when there is no valid data.
+LLParcel* LLViewerParcelMgr::getCollisionParcel() const
+{
+    if (mRenderCollision)
+    {
+        return mCollisionParcel;
+    }
+    else
+    {
+        return NULL;
+    }
+}
+
+//
+// UTILITIES
+//
+
+void LLViewerParcelMgr::render()
+{
+    if (mSelected && mRenderSelection && gSavedSettings.getBOOL("RenderParcelSelection") && !gDisconnected)
+    {
+        // Rendering is done in agent-coordinates, so need to supply
+        // an appropriate offset to the render code.
+        LLViewerRegion* regionp = LLWorld::getInstance()->getRegionFromPosGlobal(mWestSouth);
+        if (!regionp) return;
+
+        renderHighlightSegments(mHighlightSegments, regionp);
+    }
+}
+
+
+void LLViewerParcelMgr::renderParcelCollision()
+{
+    static LLCachedControl<S32> ban_lines_mode(gSavedSettings , "ShowBanLines" , PARCEL_BAN_LINES_ON_COLLISION);
+
+    // check for expiration
+    F32 expiration = (ban_lines_mode == PARCEL_BAN_LINES_ON_PROXIMITY)
+        ? PARCEL_COLLISION_DRAW_SECS_ON_PROXIMITY
+        : PARCEL_BAN_LINES_DRAW_SECS_ON_COLLISION;
+    if (mCollisionTimer.getElapsedTimeF32() > expiration)
+    {
+        mRenderCollision = false;
+    }
+
+    if (mRenderCollision && ban_lines_mode != PARCEL_BAN_LINES_HIDE)
+    {
+        LLViewerRegion* regionp = gAgent.getRegion();
+        if (regionp)
+        {
+            bool use_pass = mCollisionParcel->getParcelFlag(PF_USE_PASS_LIST);
+            renderCollisionSegments(mCollisionSegments, use_pass, regionp);
+        }
+    }
+}
+
+
+void LLViewerParcelMgr::sendParcelAccessListRequest(U32 flags)
+{
+    if (!mSelected)
+    {
+        return;
+    }
+
+    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+    if (!region) return;
+
+    LLMessageSystem *msg = gMessageSystem;
+
+
+    if (flags & AL_BAN)
+    {
+        mCurrentParcel->mBanList.clear();
+    }
+    if (flags & AL_ACCESS)
+    {
+        mCurrentParcel->mAccessList.clear();
+    }
+    if (flags & AL_ALLOW_EXPERIENCE)
+    {
+        mCurrentParcel->clearExperienceKeysByType(EXPERIENCE_KEY_TYPE_ALLOWED);
+    }
+    if (flags & AL_BLOCK_EXPERIENCE)
+    {
+        mCurrentParcel->clearExperienceKeysByType(EXPERIENCE_KEY_TYPE_BLOCKED);
+    }
+
+    // Only the headers differ
+    msg->newMessageFast(_PREHASH_ParcelAccessListRequest);
+    msg->nextBlockFast(_PREHASH_AgentData);
+    msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
+    msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
+    msg->nextBlockFast(_PREHASH_Data);
+    msg->addS32Fast(_PREHASH_SequenceID, 0);
+    msg->addU32Fast(_PREHASH_Flags, flags);
+    msg->addS32("LocalID", mCurrentParcel->getLocalID() );
+    msg->sendReliable( region->getHost() );
+}
+
+
+void LLViewerParcelMgr::sendParcelDwellRequest()
+{
+    if (!mSelected)
+    {
+        return;
+    }
+
+    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+    if (!region) return;
+
+    LLMessageSystem *msg = gMessageSystem;
+
+    // Only the headers differ
+    msg->newMessage("ParcelDwellRequest");
+    msg->nextBlock("AgentData");
+    msg->addUUID("AgentID", gAgent.getID() );
+    msg->addUUID("SessionID", gAgent.getSessionID());
+    msg->nextBlock("Data");
+    msg->addS32("LocalID", mCurrentParcel->getLocalID());
+    msg->addUUID("ParcelID", LLUUID::null); // filled in on simulator
+    msg->sendReliable( region->getHost() );
+}
+
+
+void LLViewerParcelMgr::sendParcelGodForceOwner(const LLUUID& owner_id)
+{
+    if (!mSelected)
+    {
+        LLNotificationsUtil::add("CannotSetLandOwnerNothingSelected");
+        return;
+    }
+
+    LL_INFOS("ParcelMgr") << "Claiming " << mWestSouth << " to " << mEastNorth << LL_ENDL;
+
+    // BUG: Only works for the region containing mWestSouthBottom
+    LLVector3d east_north_region_check( mEastNorth );
+    east_north_region_check.mdV[VX] -= 0.5;
+    east_north_region_check.mdV[VY] -= 0.5;
+
+    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+    if (!region)
+    {
+        // TODO: Add a force owner version of this alert.
+        LLNotificationsUtil::add("CannotContentifyNoRegion");
+        return;
+    }
+
+    // BUG: Make work for cross-region selections
+    LLViewerRegion *region2 = LLWorld::getInstance()->getRegionFromPosGlobal( east_north_region_check );
+    if (region != region2)
+    {
+        LLNotificationsUtil::add("CannotSetLandOwnerMultipleRegions");
+        return;
+    }
+
+    LL_INFOS("ParcelMgr") << "Region " << region->getOriginGlobal() << LL_ENDL;
+
+    LLSD payload;
+    payload["owner_id"] = owner_id;
+    payload["parcel_local_id"] = mCurrentParcel->getLocalID();
+    payload["region_host"] = region->getHost().getIPandPort();
+    LLNotification::Params params("ForceOwnerAuctionWarning");
+    params.payload(payload).functor.function(callback_god_force_owner);
+
+    if(mCurrentParcel->getAuctionID())
+    {
+        LLNotifications::instance().add(params);
+    }
+    else
+    {
+        LLNotifications::instance().forceResponse(params, 0);
+    }
+}
+
+bool callback_god_force_owner(const LLSD& notification, const LLSD& response)
+{
+    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
+    if(0 == option)
+    {
+        LLMessageSystem* msg = gMessageSystem;
+        msg->newMessage("ParcelGodForceOwner");
+        msg->nextBlock("AgentData");
+        msg->addUUID("AgentID", gAgent.getID());
+        msg->addUUID("SessionID", gAgent.getSessionID());
+        msg->nextBlock("Data");
+        msg->addUUID("OwnerID", notification["payload"]["owner_id"].asUUID());
+        msg->addS32( "LocalID", notification["payload"]["parcel_local_id"].asInteger());
+        msg->sendReliable(LLHost(notification["payload"]["region_host"].asString()));
+    }
+    return false;
+}
+
+void LLViewerParcelMgr::sendParcelGodForceToContent()
+{
+    if (!mSelected)
+    {
+        LLNotificationsUtil::add("CannotContentifyNothingSelected");
+        return;
+    }
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+    if (!region)
+    {
+        LLNotificationsUtil::add("CannotContentifyNoRegion");
+        return;
+    }
+
+    LLMessageSystem* msg = gMessageSystem;
+    msg->newMessage("ParcelGodMarkAsContent");
+    msg->nextBlock("AgentData");
+    msg->addUUID("AgentID", gAgent.getID());
+    msg->addUUID("SessionID", gAgent.getSessionID());
+    msg->nextBlock("ParcelData");
+    msg->addS32("LocalID", mCurrentParcel->getLocalID());
+    msg->sendReliable(region->getHost());
+}
+
+void LLViewerParcelMgr::sendParcelRelease()
+{
+    if (!mSelected)
+    {
+        LLNotificationsUtil::add("CannotReleaseLandNothingSelected");
+        return;
+    }
+
+    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+    if (!region)
+    {
+        LLNotificationsUtil::add("CannotReleaseLandNoRegion");
+        return;
+    }
+
+    //U32 flags = PR_NONE;
+    //if (god_force) flags |= PR_GOD_FORCE;
+
+    LLMessageSystem* msg = gMessageSystem;
+    msg->newMessage("ParcelRelease");
+    msg->nextBlock("AgentData");
+    msg->addUUID("AgentID", gAgent.getID() );
+    msg->addUUID("SessionID", gAgent.getSessionID() );
+    msg->nextBlock("Data");
+    msg->addS32("LocalID", mCurrentParcel->getLocalID() );
+    //msg->addU32("Flags", flags);
+    msg->sendReliable( region->getHost() );
+
+    // Blitz selection, since the parcel might be non-rectangular, and
+    // we won't have appropriate parcel information.
+    deselectLand();
+}
+
+class LLViewerParcelMgr::ParcelBuyInfo
+{
+public:
+    LLUUID  mAgent;
+    LLUUID  mSession;
+    LLUUID  mGroup;
+    bool    mIsGroupOwned;
+    bool    mRemoveContribution;
+    bool    mIsClaim;
+    LLHost  mHost;
+
+    // for parcel buys
+    S32     mParcelID;
+    S32     mPrice;
+    S32     mArea;
+
+    // for land claims
+    F32     mWest;
+    F32     mSouth;
+    F32     mEast;
+    F32     mNorth;
+};
+
+LLViewerParcelMgr::ParcelBuyInfo* LLViewerParcelMgr::setupParcelBuy(
+    const LLUUID& agent_id,
+    const LLUUID& session_id,
+    const LLUUID& group_id,
+    bool is_group_owned,
+    bool is_claim,
+    bool remove_contribution)
+{
+    if (!mSelected || !mCurrentParcel)
+    {
+        LLNotificationsUtil::add("CannotBuyLandNothingSelected");
+        return NULL;
+    }
+
+    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+    if (!region)
+    {
+        LLNotificationsUtil::add("CannotBuyLandNoRegion");
+        return NULL;
+    }
+
+    if (is_claim)
+    {
+        LL_INFOS("ParcelMgr") << "Claiming " << mWestSouth << " to " << mEastNorth << LL_ENDL;
+        LL_INFOS("ParcelMgr") << "Region " << region->getOriginGlobal() << LL_ENDL;
+
+        // BUG: Only works for the region containing mWestSouthBottom
+        LLVector3d east_north_region_check( mEastNorth );
+        east_north_region_check.mdV[VX] -= 0.5;
+        east_north_region_check.mdV[VY] -= 0.5;
+
+        LLViewerRegion *region2 = LLWorld::getInstance()->getRegionFromPosGlobal( east_north_region_check );
+
+        if (region != region2)
+        {
+            LLNotificationsUtil::add("CantBuyLandAcrossMultipleRegions");
+            return NULL;
+        }
+    }
+
+
+    ParcelBuyInfo* info = new ParcelBuyInfo;
+
+    info->mAgent = agent_id;
+    info->mSession = session_id;
+    info->mGroup = group_id;
+    info->mIsGroupOwned = is_group_owned;
+    info->mIsClaim = is_claim;
+    info->mRemoveContribution = remove_contribution;
+    info->mHost = region->getHost();
+    info->mPrice = mCurrentParcel->getSalePrice();
+    info->mArea = mCurrentParcel->getArea();
+
+    if (!is_claim)
+    {
+        info->mParcelID = mCurrentParcel->getLocalID();
+    }
+    else
+    {
+        // BUG: Make work for cross-region selections
+        LLVector3 west_south_bottom_region = region->getPosRegionFromGlobal( mWestSouth );
+        LLVector3 east_north_top_region = region->getPosRegionFromGlobal( mEastNorth );
+
+        info->mWest     = west_south_bottom_region.mV[VX];
+        info->mSouth    = west_south_bottom_region.mV[VY];
+        info->mEast     = east_north_top_region.mV[VX];
+        info->mNorth    = east_north_top_region.mV[VY];
+    }
+
+    return info;
+}
+
+void LLViewerParcelMgr::sendParcelBuy(ParcelBuyInfo* info)
+{
+    // send the message
+    LLMessageSystem* msg = gMessageSystem;
+    msg->newMessage(info->mIsClaim ? "ParcelClaim" : "ParcelBuy");
+    msg->nextBlock("AgentData");
+    msg->addUUID("AgentID", info->mAgent);
+    msg->addUUID("SessionID", info->mSession);
+    msg->nextBlock("Data");
+    msg->addUUID("GroupID", info->mGroup);
+    msg->addBOOL("IsGroupOwned", info->mIsGroupOwned);
+    if (!info->mIsClaim)
+    {
+        msg->addBOOL("RemoveContribution", info->mRemoveContribution);
+        msg->addS32("LocalID", info->mParcelID);
+    }
+    msg->addBOOL("Final", true);    // don't allow escrow buys
+    if (info->mIsClaim)
+    {
+        msg->nextBlock("ParcelData");
+        msg->addF32("West",  info->mWest);
+        msg->addF32("South", info->mSouth);
+        msg->addF32("East",  info->mEast);
+        msg->addF32("North", info->mNorth);
+    }
+    else // ParcelBuy
+    {
+        msg->nextBlock("ParcelData");
+        msg->addS32("Price",info->mPrice);
+        msg->addS32("Area",info->mArea);
+    }
+    msg->sendReliable(info->mHost);
+}
+
+void LLViewerParcelMgr::deleteParcelBuy(ParcelBuyInfo* *info)
+{
+    // Must be here because ParcelBuyInfo is local to this .cpp file
+    delete *info;
+    *info = NULL;
+}
+
+void LLViewerParcelMgr::sendParcelDeed(const LLUUID& group_id)
+{
+    if (!mSelected || !mCurrentParcel)
+    {
+        LLNotificationsUtil::add("CannotDeedLandNothingSelected");
+        return;
+    }
+    if(group_id.isNull())
+    {
+        LLNotificationsUtil::add("CannotDeedLandNoGroup");
+        return;
+    }
+    LLViewerRegion *region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+    if (!region)
+    {
+        LLNotificationsUtil::add("CannotDeedLandNoRegion");
+        return;
+    }
+
+    LLMessageSystem* msg = gMessageSystem;
+    msg->newMessage("ParcelDeedToGroup");
+    msg->nextBlock("AgentData");
+    msg->addUUID("AgentID", gAgent.getID() );
+    msg->addUUID("SessionID", gAgent.getSessionID() );
+    msg->nextBlock("Data");
+    msg->addUUID("GroupID", group_id );
+    msg->addS32("LocalID", mCurrentParcel->getLocalID() );
+    //msg->addU32("JoinNeighbors", join);
+    msg->sendReliable( region->getHost() );
+}
+
+
+/*
+// *NOTE: We cannot easily make landmarks at global positions because
+// global positions probably refer to a sim/local combination which
+// can move over time. We could implement this by looking up the
+// region global x,y, but it's easier to take it out for now.
+void LLViewerParcelMgr::makeLandmarkAtSelection()
+{
+    // Don't create for parcels you don't own
+    if (gAgent.getID() != mCurrentParcel->getOwnerID())
+    {
+        return;
+    }
+
+    LLVector3d global_center(mWestSouth);
+    global_center += mEastNorth;
+    global_center *= 0.5f;
+
+    LLViewerRegion* region;
+    region = LLWorld::getInstance()->getRegionFromPosGlobal(global_center);
+
+    LLVector3 west_south_bottom_region = region->getPosRegionFromGlobal( mWestSouth );
+    LLVector3 east_north_top_region = region->getPosRegionFromGlobal( mEastNorth );
+
+    std::string name("My Land");
+    std::string buffer;
+    S32 pos_x = (S32)floor((west_south_bottom_region.mV[VX] + east_north_top_region.mV[VX]) / 2.0f);
+    S32 pos_y = (S32)floor((west_south_bottom_region.mV[VY] + east_north_top_region.mV[VY]) / 2.0f);
+    buffer = llformat("%s in %s (%d, %d)",
+            name.c_str(),
+            region->getName().c_str(),
+            pos_x, pos_y);
+    name.assign(buffer);
+
+    create_landmark(name, "Claimed land", global_center);
+}
+*/
+
+const std::string& LLViewerParcelMgr::getAgentParcelName() const
+{
+    return mAgentParcel->getName();
+}
+
+
+const S32 LLViewerParcelMgr::getAgentParcelId() const
+{
+    if (mAgentParcel)
+        return mAgentParcel->getLocalID();
+    return INVALID_PARCEL_ID;
+}
+
+void LLViewerParcelMgr::sendParcelPropertiesUpdate(LLParcel* parcel, bool use_agent_region)
+{
+    if(!parcel)
+        return;
+
+    LLViewerRegion *region = use_agent_region ? gAgent.getRegion() : LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+    if (!region)
+        return;
+
+    LLSD body;
+    std::string url = region->getCapability("ParcelPropertiesUpdate");
+    if (!url.empty())
+    {
+        // request new properties update from simulator
+        U32 message_flags = 0x01;
+        body["flags"] = ll_sd_from_U32(message_flags);
+        parcel->packMessage(body);
+        LL_INFOS("ParcelMgr") << "Sending parcel properties update via capability to: "
+            << url << LL_ENDL;
+
+        LLCoreHttpUtil::HttpCoroutineAdapter::messageHttpPost(url, body,
+            "Parcel Properties sent to sim.", "Parcel Properties failed to send to sim.");
+    }
+    else
+    {
+        LLMessageSystem* msg = gMessageSystem;
+        msg->newMessageFast(_PREHASH_ParcelPropertiesUpdate);
+        msg->nextBlockFast(_PREHASH_AgentData);
+        msg->addUUIDFast(_PREHASH_AgentID,  gAgent.getID() );
+        msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
+        msg->nextBlockFast(_PREHASH_ParcelData);
+        msg->addS32Fast(_PREHASH_LocalID, parcel->getLocalID() );
+
+        U32 message_flags = 0x01;
+        msg->addU32("Flags", message_flags);
+
+        parcel->packMessage(msg);
+
+        msg->sendReliable( region->getHost() );
+    }
+}
+
+
+void LLViewerParcelMgr::setHoverParcel(const LLVector3d& pos)
+{
+    static U32 last_west, last_south;
+    static LLUUID last_region;
+
+    // only request parcel info if position has changed outside of the
+    // last parcel grid step
+    const U32 west_parcel_step = (U32) floor( pos.mdV[VX] / PARCEL_GRID_STEP_METERS );
+    const U32 south_parcel_step = (U32) floor( pos.mdV[VY] / PARCEL_GRID_STEP_METERS );
+
+    if ((west_parcel_step == last_west) && (south_parcel_step == last_south))
+    {
+        // We are staying in same segment
+        return;
+    }
+
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( pos );
+    if (!region)
+    {
+        return;
+    }
+
+    LLUUID region_id = region->getRegionID();
+    LLVector3 pos_in_region = region->getPosRegionFromGlobal(pos);
+
+    bool request_properties = false;
+    if (region_id != last_region)
+    {
+        request_properties = true;
+    }
+    else
+    {
+        // Check if new position is in same parcel.
+        // This check is not ideal, since it checks by way of straight lines.
+        // So sometimes (small parcel in the middle of large one) it can
+        // decide that parcel actually changed, but it still allows to
+        // reduce amount of requests significantly
+
+        S32 west_parcel_local = (S32)(pos_in_region.mV[VX] / PARCEL_GRID_STEP_METERS);
+        S32 south_parcel_local = (S32)(pos_in_region.mV[VY] / PARCEL_GRID_STEP_METERS);
+
+        LLViewerParcelOverlay* overlay = region->getParcelOverlay();
+        if (!overlay)
+        {
+             request_properties = true;
+        }
+        while (!request_properties && west_parcel_step < last_west)
+        {
+            S32 segment_shift = last_west - west_parcel_step;
+            request_properties = overlay->parcelLineFlags(south_parcel_local, west_parcel_local + segment_shift) & PARCEL_WEST_LINE;
+            last_west--;
+        }
+        while (!request_properties && south_parcel_step < last_south)
+        {
+            S32 segment_shift = last_south - south_parcel_step;
+            request_properties = overlay->parcelLineFlags(south_parcel_local + segment_shift, west_parcel_local) & PARCEL_SOUTH_LINE;
+            last_south--;
+        }
+        // Note: could have just swapped values, reused first two 'while' and set last_south, last_west separately,
+        // but this looks to be easier to understand/straightforward/less bulky
+        while (!request_properties && west_parcel_step > last_west)
+        {
+            S32 segment_shift = west_parcel_step - last_west;
+            request_properties = overlay->parcelLineFlags(south_parcel_local, west_parcel_local - segment_shift + 1) & PARCEL_WEST_LINE;
+            last_west++;
+        }
+        while (!request_properties && south_parcel_step > last_south)
+        {
+            S32 segment_shift = south_parcel_step - last_south;
+            request_properties = overlay->parcelLineFlags(south_parcel_local - segment_shift + 1, west_parcel_local) & PARCEL_SOUTH_LINE;
+            last_south++;
+        }
+
+        // if (!request_properties) last_south and last_west will be equal to new values
+    }
+
+    if (request_properties)
+    {
+        last_west = west_parcel_step;
+        last_south = south_parcel_step;
+        last_region = region_id;
+
+        LL_DEBUGS("ParcelMgr") << "Requesting parcel properties on hover, for " << pos << LL_ENDL;
+
+
+        // Send a rectangle around the point.
+        // This means the parcel sent back is at least a rectangle around the point,
+        // which is more efficient for public land.  Fewer requests are sent.  JC
+        F32 west = PARCEL_GRID_STEP_METERS * floor(pos_in_region.mV[VX] / PARCEL_GRID_STEP_METERS);
+        F32 south = PARCEL_GRID_STEP_METERS * floor(pos_in_region.mV[VY] / PARCEL_GRID_STEP_METERS);
+
+        F32 east = west + PARCEL_GRID_STEP_METERS;
+        F32 north = south + PARCEL_GRID_STEP_METERS;
+
+        // Send request message
+        LLMessageSystem *msg = gMessageSystem;
+        msg->newMessageFast(_PREHASH_ParcelPropertiesRequest);
+        msg->nextBlockFast(_PREHASH_AgentData);
+        msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
+        msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
+        msg->nextBlockFast(_PREHASH_ParcelData);
+        msg->addS32Fast(_PREHASH_SequenceID, HOVERED_PARCEL_SEQ_ID);
+        msg->addF32Fast(_PREHASH_West, west);
+        msg->addF32Fast(_PREHASH_South, south);
+        msg->addF32Fast(_PREHASH_East, east);
+        msg->addF32Fast(_PREHASH_North, north);
+        msg->addBOOL("SnapSelection", false);
+        msg->sendReliable(region->getHost());
+
+        mHoverRequestResult = PARCEL_RESULT_NO_DATA;
+    }
+}
+
+
+// static
+void LLViewerParcelMgr::processParcelOverlay(LLMessageSystem *msg, void **user)
+{
+    // Extract the packed overlay information
+    S32 packed_overlay_size = msg->getSizeFast(_PREHASH_ParcelData, _PREHASH_Data);
+
+    if (packed_overlay_size <= 0)
+    {
+        LL_WARNS() << "Overlay size " << packed_overlay_size << LL_ENDL;
+        return;
+    }
+
+    S32 parcels_per_edge = LLViewerParcelMgr::getInstance()->mParcelsPerEdge;
+    S32 expected_size = parcels_per_edge * parcels_per_edge / PARCEL_OVERLAY_CHUNKS;
+    if (packed_overlay_size != expected_size)
+    {
+        LL_WARNS() << "Got parcel overlay size " << packed_overlay_size
+            << " expecting " << expected_size << LL_ENDL;
+        return;
+    }
+
+    S32 sequence_id;
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_SequenceID, sequence_id);
+    msg->getBinaryDataFast(
+            _PREHASH_ParcelData,
+            _PREHASH_Data,
+            sPackedOverlay,
+            expected_size);
+
+    LLHost host = msg->getSender();
+    LLViewerRegion *region = LLWorld::getInstance()->getRegion(host);
+    if (region)
+    {
+        region->mParcelOverlay->uncompressLandOverlay( sequence_id, sPackedOverlay );
+    }
+}
+
+// static
+void LLViewerParcelMgr::processParcelProperties(LLMessageSystem *msg, void **user)
+{
+    if (LLApp::isExiting() || gDisconnected)
+    {
+        LL_DEBUGS("ParcelMgr") << "Ignoring parcel properties, shutting down" << LL_ENDL;
+        return;
+    }
+
+    S32     request_result;
+    S32     sequence_id;
+    bool    snap_selection = false;
+    S32     self_count = 0;
+    S32     other_count = 0;
+    S32     public_count = 0;
+    S32     local_id;
+    LLUUID  owner_id;
+    bool    is_group_owned;
+    U32 auction_id = 0;
+    S32     claim_price_per_meter = 0;
+    S32     rent_price_per_meter = 0;
+    S32     claim_date = 0;
+    LLVector3   aabb_min;
+    LLVector3   aabb_max;
+    S32     area = 0;
+    S32     sw_max_prims = 0;
+    S32     sw_total_prims = 0;
+    //LLUUID    buyer_id;
+    U8 status = 0;
+    S32     max_prims = 0;
+    S32     total_prims = 0;
+    S32     owner_prims = 0;
+    S32     group_prims = 0;
+    S32     other_prims = 0;
+    S32     selected_prims = 0;
+    F32     parcel_prim_bonus = 1.f;
+    bool    region_push_override = false;
+    bool    region_deny_anonymous_override = false;
+    bool    region_deny_identified_override = false; // Deprecated
+    bool    region_deny_transacted_override = false; // Deprecated
+    bool    region_deny_age_unverified_override = false;
+    bool    region_allow_access_override = true;
+    bool    region_allow_environment_override = true;
+    S32     parcel_environment_version = 0;
+    bool    agent_parcel_update = false; // updating previous(existing) agent parcel
+    U32     extended_flags = 0; //obscure MOAP
+
+    S32     other_clean_time = 0;
+
+    LLViewerParcelMgr& parcel_mgr = LLViewerParcelMgr::instance();
+
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_RequestResult, request_result);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_SequenceID, sequence_id);
+
+    if (request_result == PARCEL_RESULT_NO_DATA)
+    {
+        // no valid parcel data
+        LL_INFOS("ParcelMgr") << "no valid parcel data" << LL_ENDL;
+        return;
+    }
+
+    // Decide where the data will go.
+    LLParcel* parcel = NULL;
+    if (sequence_id == SELECTED_PARCEL_SEQ_ID)
+    {
+        // ...selected parcels report this sequence id
+        parcel_mgr.mRequestResult = PARCEL_RESULT_SUCCESS;
+        parcel = parcel_mgr.mCurrentParcel;
+    }
+    else if (sequence_id == HOVERED_PARCEL_SEQ_ID)
+    {
+        parcel_mgr.mHoverRequestResult = PARCEL_RESULT_SUCCESS;
+        parcel = parcel_mgr.mHoverParcel;
+    }
+    else if (sequence_id == COLLISION_NOT_IN_GROUP_PARCEL_SEQ_ID ||
+        sequence_id == COLLISION_NOT_ON_LIST_PARCEL_SEQ_ID ||
+        sequence_id == COLLISION_BANNED_PARCEL_SEQ_ID)
+    {
+        parcel_mgr.mHoverRequestResult = PARCEL_RESULT_SUCCESS;
+        parcel = parcel_mgr.mCollisionParcel;
+    }
+    else if (sequence_id == 0 || sequence_id > parcel_mgr.mAgentParcelSequenceID)
+    {
+        // new agent parcel
+        // *TODO: Does it really make sense to set the agent parcel to this
+        // parcel if the client doesn't know what kind of parcel data this is?
+        parcel_mgr.mAgentParcelSequenceID = sequence_id;
+        parcel = parcel_mgr.mAgentParcel;
+    }
+    else
+    {
+        LL_INFOS("ParcelMgr") << "out of order agent parcel sequence id " << sequence_id
+            << " last good " << parcel_mgr.mAgentParcelSequenceID
+            << LL_ENDL;
+        return;
+    }
+
+    msg->getBOOL("ParcelData", "SnapSelection", snap_selection);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_SelfCount, self_count);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_OtherCount, other_count);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_PublicCount, public_count);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_LocalID, local_id);
+    msg->getUUIDFast(_PREHASH_ParcelData, _PREHASH_OwnerID, owner_id);
+    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_IsGroupOwned, is_group_owned);
+    msg->getU32Fast(_PREHASH_ParcelData, _PREHASH_AuctionID, auction_id);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_ClaimDate, claim_date);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_ClaimPrice, claim_price_per_meter);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_RentPrice, rent_price_per_meter);
+    msg->getVector3Fast(_PREHASH_ParcelData, _PREHASH_AABBMin, aabb_min);
+    msg->getVector3Fast(_PREHASH_ParcelData, _PREHASH_AABBMax, aabb_max);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_Area, area);
+    //msg->getUUIDFast( _PREHASH_ParcelData, _PREHASH_BuyerID, buyer_id);
+    msg->getU8("ParcelData", "Status", status);
+    msg->getS32("ParcelData", "SimWideMaxPrims", sw_max_prims);
+    msg->getS32("ParcelData", "SimWideTotalPrims", sw_total_prims);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_MaxPrims, max_prims);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_TotalPrims, total_prims);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_OwnerPrims, owner_prims);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_GroupPrims, group_prims);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_OtherPrims, other_prims);
+    msg->getS32Fast(_PREHASH_ParcelData, _PREHASH_SelectedPrims, selected_prims);
+    msg->getF32Fast(_PREHASH_ParcelData, _PREHASH_ParcelPrimBonus, parcel_prim_bonus);
+    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_RegionPushOverride, region_push_override);
+    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_RegionDenyAnonymous, region_deny_anonymous_override);
+    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_RegionDenyIdentified, region_deny_identified_override); // Deprecated
+    msg->getBOOLFast(_PREHASH_ParcelData, _PREHASH_RegionDenyTransacted, region_deny_transacted_override); // Deprecated
+    if (msg->getNumberOfBlocksFast(_PREHASH_AgeVerificationBlock))
+    {
+        // this block was added later and may not be on older sims, so we have to test its existence first
+        msg->getBOOLFast(_PREHASH_AgeVerificationBlock, _PREHASH_RegionDenyAgeUnverified, region_deny_age_unverified_override);
+    }
+
+    if (msg->getNumberOfBlocks(_PREHASH_RegionAllowAccessBlock))
+    {
+        msg->getBOOLFast(_PREHASH_RegionAllowAccessBlock, _PREHASH_RegionAllowAccessOverride, region_allow_access_override);
+    }
+
+    if (msg->getNumberOfBlocks(_PREHASH_ParcelExtendedFlags))
+    {
+        msg->getU32Fast(_PREHASH_ParcelExtendedFlags, _PREHASH_Flags, extended_flags);
+     }
+
+    if (msg->getNumberOfBlocks(_PREHASH_ParcelEnvironmentBlock))
+    {
+        msg->getS32Fast(_PREHASH_ParcelEnvironmentBlock, _PREHASH_ParcelEnvironmentVersion, parcel_environment_version);
+        msg->getBOOLFast(_PREHASH_ParcelEnvironmentBlock, _PREHASH_RegionAllowEnvironmentOverride, region_allow_environment_override);
+    }
+
+    msg->getS32("ParcelData", "OtherCleanTime", other_clean_time );
+
+    LL_DEBUGS("ParcelMgr") << "Processing parcel " << local_id << " update, target(sequence): " << sequence_id << LL_ENDL;
+
+    // Actually extract the data.
+    if (parcel)
+    {
+        if (local_id == parcel_mgr.mAgentParcel->getLocalID())
+        {
+            // Parcels in different regions can have same ids.
+            LLViewerRegion* parcel_region = LLWorld::getInstance()->getRegion(msg->getSender());
+            LLViewerRegion* agent_region = gAgent.getRegion();
+            if (parcel_region && agent_region && parcel_region->getRegionID() == agent_region->getRegionID())
+            {
+                // we got an updated version of agent parcel
+                agent_parcel_update = true;
+            }
+        }
+
+        S32 cur_parcel_environment_version = parcel->getParcelEnvironmentVersion();
+        bool environment_changed = (cur_parcel_environment_version != parcel_environment_version);
+
+        parcel->init(owner_id,
+            false, false, false,
+            claim_date, claim_price_per_meter, rent_price_per_meter,
+            area, other_prims, parcel_prim_bonus, is_group_owned);
+        parcel->setLocalID(local_id);
+        parcel->setAABBMin(aabb_min);
+        parcel->setAABBMax(aabb_max);
+
+        parcel->setAuctionID(auction_id);
+        parcel->setOwnershipStatus((LLParcel::EOwnershipStatus)status);
+
+        parcel->setSimWideMaxPrimCapacity(sw_max_prims);
+        parcel->setSimWidePrimCount(sw_total_prims);
+        parcel->setMaxPrimCapacity(max_prims);
+        parcel->setOwnerPrimCount(owner_prims);
+        parcel->setGroupPrimCount(group_prims);
+        parcel->setOtherPrimCount(other_prims);
+        parcel->setSelectedPrimCount(selected_prims);
+        parcel->setParcelPrimBonus(parcel_prim_bonus);
+
+        parcel->setCleanOtherTime(other_clean_time);
+        parcel->setRegionPushOverride(region_push_override);
+        parcel->setRegionDenyAnonymousOverride(region_deny_anonymous_override);
+        parcel->setRegionDenyAgeUnverifiedOverride(region_deny_age_unverified_override);
+        parcel->setRegionAllowAccessOverride(region_allow_access_override);
+        parcel->setParcelEnvironmentVersion(cur_parcel_environment_version);
+        parcel->setRegionAllowEnvironmentOverride(region_allow_environment_override);
+
+        parcel->setObscureMOAP((bool)extended_flags);
+
+        parcel->unpackMessage(msg);
+
+        if (parcel == parcel_mgr.mAgentParcel)
+        {
+            // new agent parcel
+            S32 bitmap_size =   parcel_mgr.mParcelsPerEdge
+                                * parcel_mgr.mParcelsPerEdge
+                                / 8;
+            U8* bitmap = new U8[ bitmap_size ];
+            msg->getBinaryDataFast(_PREHASH_ParcelData, _PREHASH_Bitmap, bitmap, bitmap_size);
+
+            parcel_mgr.writeAgentParcelFromBitmap(bitmap);
+            delete[] bitmap;
+
+            // Let interesting parties know about agent parcel change.
+            LLViewerParcelMgr* instance = LLViewerParcelMgr::getInstance();
+
+            if (instance->mTeleportInProgress)
+            {
+                instance->mTeleportInProgress = false;
+                if(instance->mTeleportInProgressPosition.isNull())
+                {
+                    //initial update
+                    instance->mTeleportFinishedSignal(gAgent.getPositionGlobal(), false);
+                }
+                else
+                {
+                    instance->mTeleportFinishedSignal(instance->mTeleportInProgressPosition, false);
+                }
+            }
+            parcel->setParcelEnvironmentVersion(parcel_environment_version);
+            LL_DEBUGS("ENVIRONMENT") << "Parcel environment version is " << parcel->getParcelEnvironmentVersion() << LL_ENDL;
+
+            // Notify anything that wants to know when the agent changes parcels
+            gAgent.changeParcels();
+            instance->mTeleportInProgress = false;
+        }
+        else if (agent_parcel_update)
+        {
+            parcel->setParcelEnvironmentVersion(parcel_environment_version);
+            // updated agent parcel
+            parcel_mgr.mAgentParcel->unpackMessage(msg);
+            if ((LLEnvironment::instance().isExtendedEnvironmentEnabled() && environment_changed))
+            {
+                LL_DEBUGS("ENVIRONMENT") << "Parcel environment version is " << parcel->getParcelEnvironmentVersion() << LL_ENDL;
+                LLEnvironment::instance().requestParcel(local_id);
+            }
+        }
+    }
+
+    // Handle updating selections, if necessary.
+    if (sequence_id == SELECTED_PARCEL_SEQ_ID)
+    {
+        // Update selected counts
+        parcel_mgr.mCurrentParcelSelection->mSelectedSelfCount = self_count;
+        parcel_mgr.mCurrentParcelSelection->mSelectedOtherCount = other_count;
+        parcel_mgr.mCurrentParcelSelection->mSelectedPublicCount = public_count;
+
+        parcel_mgr.mCurrentParcelSelection->mSelectedMultipleOwners =
+                            (request_result == PARCEL_RESULT_MULTIPLE);
+
+        // Select the whole parcel
+        LLViewerRegion* region = LLWorld::getInstance()->getRegion( msg->getSender() );
+        if (region)
+        {
+            if (!snap_selection)
+            {
+                // don't muck with the westsouth and eastnorth.
+                // just highlight it
+                LLVector3 west_south = region->getPosRegionFromGlobal(parcel_mgr.mWestSouth);
+                LLVector3 east_north = region->getPosRegionFromGlobal(parcel_mgr.mEastNorth);
+
+                parcel_mgr.resetSegments(parcel_mgr.mHighlightSegments);
+                parcel_mgr.writeHighlightSegments(
+                                west_south.mV[VX],
+                                west_south.mV[VY],
+                                east_north.mV[VX],
+                                east_north.mV[VY] );
+                parcel_mgr.mCurrentParcelSelection->mWholeParcelSelected = false;
+            }
+            else if (0 == local_id)
+            {
+                // this is public land, just highlight the selection
+                parcel_mgr.mWestSouth = region->getPosGlobalFromRegion( aabb_min );
+                parcel_mgr.mEastNorth = region->getPosGlobalFromRegion( aabb_max );
+
+                parcel_mgr.resetSegments(parcel_mgr.mHighlightSegments);
+                parcel_mgr.writeHighlightSegments(
+                                aabb_min.mV[VX],
+                                aabb_min.mV[VY],
+                                aabb_max.mV[VX],
+                                aabb_max.mV[VY] );
+                parcel_mgr.mCurrentParcelSelection->mWholeParcelSelected = true;
+            }
+            else
+            {
+                parcel_mgr.mWestSouth = region->getPosGlobalFromRegion( aabb_min );
+                parcel_mgr.mEastNorth = region->getPosGlobalFromRegion( aabb_max );
+
+                // Owned land, highlight the boundaries
+                S32 bitmap_size =   parcel_mgr.mParcelsPerEdge
+                                    * parcel_mgr.mParcelsPerEdge
+                                    / 8;
+                U8* bitmap = new U8[ bitmap_size ];
+                msg->getBinaryDataFast(_PREHASH_ParcelData, _PREHASH_Bitmap, bitmap, bitmap_size);
+
+                parcel_mgr.resetSegments(parcel_mgr.mHighlightSegments);
+                parcel_mgr.writeSegmentsFromBitmap( bitmap, parcel_mgr.mHighlightSegments );
+
+                delete[] bitmap;
+                bitmap = NULL;
+
+                parcel_mgr.mCurrentParcelSelection->mWholeParcelSelected = true;
+            }
+
+            // Request access list information for this land
+            parcel_mgr.sendParcelAccessListRequest(AL_ACCESS | AL_BAN | AL_ALLOW_EXPERIENCE | AL_BLOCK_EXPERIENCE);
+
+            // Request dwell for this land, if it's not public land.
+            parcel_mgr.mSelectedDwell = DWELL_NAN;
+            if (0 != local_id)
+            {
+                parcel_mgr.sendParcelDwellRequest();
+            }
+
+            parcel_mgr.mSelected = true;
+            parcel_mgr.notifyObservers();
+        }
+    }
+    else if (sequence_id == COLLISION_NOT_IN_GROUP_PARCEL_SEQ_ID ||
+             sequence_id == COLLISION_NOT_ON_LIST_PARCEL_SEQ_ID  ||
+             sequence_id == COLLISION_BANNED_PARCEL_SEQ_ID)
+    {
+        // We're about to collide with this parcel
+        static LLCachedControl<S32> ban_lines_mode(gSavedSettings , "ShowBanLines" , PARCEL_BAN_LINES_ON_COLLISION);
+        if (ban_lines_mode == PARCEL_BAN_LINES_ON_PROXIMITY)
+        {
+            parcel_mgr.resetCollisionTimer();
+        }
+
+        // Differentiate this parcel if we are banned from it.
+        if (sequence_id == COLLISION_BANNED_PARCEL_SEQ_ID)
+        {
+            parcel_mgr.mCollisionBanned = BA_BANNED;
+        }
+        else if (sequence_id == COLLISION_NOT_IN_GROUP_PARCEL_SEQ_ID)
+        {
+            parcel_mgr.mCollisionBanned = BA_NOT_IN_GROUP;
+        }
+        else
+        {
+            parcel_mgr.mCollisionBanned = BA_NOT_ON_LIST;
+
+        }
+
+        S32 bitmap_size =   parcel_mgr.mParcelsPerEdge
+                            * parcel_mgr.mParcelsPerEdge
+                            / 8;
+        U8* bitmap = new U8[ bitmap_size ];
+        msg->getBinaryDataFast(_PREHASH_ParcelData, _PREHASH_Bitmap, bitmap, bitmap_size);
+
+        parcel_mgr.resetSegments(parcel_mgr.mCollisionSegments);
+        parcel_mgr.writeSegmentsFromBitmap( bitmap, parcel_mgr.mCollisionSegments );
+
+        delete[] bitmap;
+        bitmap = NULL;
+
+    }
+    else if (sequence_id == HOVERED_PARCEL_SEQ_ID)
+    {
+        LLViewerRegion *region = LLWorld::getInstance()->getRegion( msg->getSender() );
+        if (region)
+        {
+            parcel_mgr.mHoverWestSouth = region->getPosGlobalFromRegion( aabb_min );
+            parcel_mgr.mHoverEastNorth = region->getPosGlobalFromRegion( aabb_max );
+        }
+        else
+        {
+            parcel_mgr.mHoverWestSouth.clearVec();
+            parcel_mgr.mHoverEastNorth.clearVec();
+        }
+    }
+    else
+    {
+        if (gNonInteractive)
+        {
+            return;
+        }
+
+        // Check for video
+        LLViewerParcelMedia::getInstance()->update(parcel);
+
+        // Then check for music
+        if (gAudiop)
+        {
+            if (parcel)
+            {
+                // Only update stream if parcel changed (recreated) or music is playing (enabled)
+                static LLCachedControl<bool> already_playing(gSavedSettings, "MediaTentativeAutoPlay", true);
+                if (!agent_parcel_update || already_playing)
+                {
+                    LLViewerParcelAskPlay::getInstance()->cancelNotification();
+                    std::string music_url_raw = parcel->getMusicURL();
+
+                    // Trim off whitespace from front and back
+                    std::string music_url = music_url_raw;
+                    LLStringUtil::trim(music_url);
+
+                    // If there is a new music URL and it's valid, play it.
+                    if (music_url.size() > 12)
+                    {
+                        if (music_url.substr(0, 7) == "http://"
+                            || music_url.substr(0, 8) == "https://")
+                        {
+                            LLViewerRegion *region = LLWorld::getInstance()->getRegion(msg->getSender());
+                            if (region)
+                            {
+                                optionallyStartMusic(music_url, parcel->mLocalID, region->getRegionID(), !agent_parcel_update);
+                            }
+                        }
+                        else
+                        {
+                            LL_INFOS("ParcelMgr") << "Stopping parcel music (invalid audio stream URL)" << LL_ENDL;
+                            // clears the URL
+                            // null value causes fade out
+                            LLViewerAudio::getInstance()->startInternetStreamWithAutoFade(LLStringUtil::null);
+                        }
+                    }
+                    else if (!gAudiop->getInternetStreamURL().empty())
+                    {
+                        LL_INFOS("ParcelMgr") << "Stopping parcel music (parcel stream URL is empty)" << LL_ENDL;
+                        // null value causes fade out
+                        LLViewerAudio::getInstance()->startInternetStreamWithAutoFade(LLStringUtil::null);
+                    }
+                }
+            }
+            else
+            {
+                // Public land has no music
+                LLViewerParcelAskPlay::getInstance()->cancelNotification();
+                LLViewerAudio::getInstance()->stopInternetStreamWithAutoFade();
+            }
+        }//if gAudiop
+    };
+}
+
+//static
+void LLViewerParcelMgr::onStartMusicResponse(const LLUUID &region_id, const S32 &parcel_id, const std::string &url, const bool &play)
+{
+    if (play)
+    {
+        LL_INFOS("ParcelMgr") << "Starting parcel music " << url << LL_ENDL;
+        LLViewerAudio::getInstance()->startInternetStreamWithAutoFade(url);
+    }
+    else
+    {
+        LLViewerAudio::getInstance()->startInternetStreamWithAutoFade(LLStringUtil::null);
+    }
+}
+
+void LLViewerParcelMgr::optionallyStartMusic(const std::string &music_url, const S32 &local_id, const LLUUID &region_id, bool switched_parcel)
+{
+    static LLCachedControl<bool> streaming_music(gSavedSettings, "AudioStreamingMusic", true);
+    if (streaming_music)
+    {
+        static LLCachedControl<S32> autoplay_mode(gSavedSettings, "ParcelMediaAutoPlayEnable", 1);
+        static LLCachedControl<bool> tentative_autoplay(gSavedSettings, "MediaTentativeAutoPlay", true);
+        // only play music when you enter a new parcel if the UI control for this
+        // was not *explicitly* stopped by the user. (part of SL-4878)
+        LLPanelNearByMedia* nearby_media_panel = gStatusBar ? gStatusBar->getNearbyMediaPanel() : NULL;
+        LLViewerAudio* viewer_audio = LLViewerAudio::getInstance();
+
+        // ask mode //todo constants
+        if (autoplay_mode == 2)
+        {
+            // if user set media to play - ask
+            if ((nearby_media_panel && nearby_media_panel->getParcelAudioAutoStart())
+                || (!nearby_media_panel && tentative_autoplay))
+            {
+                // user did not stop audio
+                if (switched_parcel || music_url != viewer_audio->getNextStreamURI())
+                {
+                    viewer_audio->startInternetStreamWithAutoFade(LLStringUtil::null);
+
+                    LLViewerParcelAskPlay::getInstance()->askToPlay(region_id,
+                        local_id,
+                        music_url,
+                        onStartMusicResponse);
+                }
+                // else do nothing:
+                // Parcel properties changed, but not url.
+                // We are already playing this url and asked about it when agent entered parcel
+                // or user started audio manually at some point
+            }
+            else
+            {
+                // stopped by the user, do not autoplay
+                LLViewerParcelAskPlay::getInstance()->cancelNotification();
+                viewer_audio->startInternetStreamWithAutoFade(LLStringUtil::null);
+            }
+        }
+        // autoplay
+        else if ((nearby_media_panel
+                  && nearby_media_panel->getParcelAudioAutoStart())
+                  // or they have expressed no opinion in the UI, but have autoplay on...
+                 || (!nearby_media_panel
+                     && autoplay_mode == 1
+                     && tentative_autoplay))
+        {
+            LL_INFOS("ParcelMgr") << "Starting parcel music " << music_url << LL_ENDL;
+            viewer_audio->startInternetStreamWithAutoFade(music_url);
+        }
+        // autoplay off
+        else if(switched_parcel || music_url != viewer_audio->getNextStreamURI())
+        {
+            viewer_audio->startInternetStreamWithAutoFade(LLStringUtil::null);
+        }
+    }
+}
+
+// static
+void LLViewerParcelMgr::processParcelAccessListReply(LLMessageSystem *msg, void **user)
+{
+    LLUUID agent_id;
+    S32 sequence_id = 0;
+    U32 message_flags = 0x0;
+    S32 parcel_id = -1;
+
+    msg->getUUIDFast(_PREHASH_Data, _PREHASH_AgentID, agent_id);
+    msg->getS32Fast( _PREHASH_Data, _PREHASH_SequenceID, sequence_id ); //ignored
+    msg->getU32Fast( _PREHASH_Data, _PREHASH_Flags, message_flags);
+    msg->getS32Fast( _PREHASH_Data, _PREHASH_LocalID, parcel_id);
+
+    LLParcel* parcel = LLViewerParcelMgr::getInstance()->mCurrentParcel;
+    if (!parcel) return;
+
+    if (parcel_id != parcel->getLocalID())
+    {
+        LL_WARNS_ONCE("ParcelMgr") << "processParcelAccessListReply for parcel " << parcel_id
+            << " which isn't the selected parcel " << parcel->getLocalID()<< LL_ENDL;
+        return;
+    }
+
+    if (message_flags & AL_ACCESS)
+    {
+        parcel->unpackAccessEntries(msg, &(parcel->mAccessList) );
+    }
+    else if (message_flags & AL_BAN)
+    {
+        parcel->unpackAccessEntries(msg, &(parcel->mBanList) );
+    }
+    else if (message_flags & AL_ALLOW_EXPERIENCE)
+    {
+        parcel->unpackExperienceEntries(msg, EXPERIENCE_KEY_TYPE_ALLOWED);
+    }
+    else if (message_flags & AL_BLOCK_EXPERIENCE)
+    {
+        parcel->unpackExperienceEntries(msg, EXPERIENCE_KEY_TYPE_BLOCKED);
+    }
+    /*else if (message_flags & AL_RENTER)
+    {
+        parcel->unpackAccessEntries(msg, &(parcel->mRenterList) );
+    }*/
+
+    LLViewerParcelMgr::getInstance()->notifyObservers();
+}
+
+
+// static
+void LLViewerParcelMgr::processParcelDwellReply(LLMessageSystem* msg, void**)
+{
+    LLUUID agent_id;
+    msg->getUUID("AgentData", "AgentID", agent_id);
+
+    S32 local_id;
+    msg->getS32("Data", "LocalID", local_id);
+
+    LLUUID parcel_id;
+    msg->getUUID("Data", "ParcelID", parcel_id);
+
+    F32 dwell;
+    msg->getF32("Data", "Dwell", dwell);
+
+    if (local_id == LLViewerParcelMgr::getInstance()->mCurrentParcel->getLocalID())
+    {
+        LLViewerParcelMgr::getInstance()->mSelectedDwell = dwell;
+        LLViewerParcelMgr::getInstance()->notifyObservers();
+    }
+}
+
+
+void LLViewerParcelMgr::sendParcelAccessListUpdate(U32 which)
+{
+    if (!mSelected)
+    {
+        return;
+    }
+
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal( mWestSouth );
+    if (!region) return;
+
+    LLParcel* parcel = mCurrentParcel;
+    if (!parcel) return;
+
+    if (which & AL_ACCESS)
+    {
+        sendParcelAccessListUpdate(AL_ACCESS, parcel->mAccessList, region, parcel->getLocalID());
+    }
+
+    if (which & AL_BAN)
+    {
+        sendParcelAccessListUpdate(AL_BAN, parcel->mBanList, region, parcel->getLocalID());
+    }
+
+    if(which & AL_ALLOW_EXPERIENCE)
+    {
+        sendParcelAccessListUpdate(AL_ALLOW_EXPERIENCE, parcel->getExperienceKeysByType(EXPERIENCE_KEY_TYPE_ALLOWED), region, parcel->getLocalID());
+    }
+    if(which & AL_BLOCK_EXPERIENCE)
+    {
+        sendParcelAccessListUpdate(AL_BLOCK_EXPERIENCE, parcel->getExperienceKeysByType(EXPERIENCE_KEY_TYPE_BLOCKED), region, parcel->getLocalID());
+    }
+}
+
+void LLViewerParcelMgr::sendParcelAccessListUpdate(U32 flags, const LLAccessEntry::map& entries, LLViewerRegion* region, S32 parcel_local_id)
+{
+    S32 count = entries.size();
+    S32 num_sections = (S32) ceil(count/PARCEL_MAX_ENTRIES_PER_PACKET);
+    S32 sequence_id = 1;
+    bool start_message = true;
+    bool initial = true;
+
+    LLUUID transactionUUID;
+    transactionUUID.generate();
+
+
+    LLMessageSystem* msg = gMessageSystem;
+
+    LLAccessEntry::map::const_iterator cit = entries.begin();
+    LLAccessEntry::map::const_iterator  end = entries.end();
+    while ( (cit != end) || initial )
+    {
+        if (start_message)
+        {
+            msg->newMessageFast(_PREHASH_ParcelAccessListUpdate);
+            msg->nextBlockFast(_PREHASH_AgentData);
+            msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID() );
+            msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID() );
+            msg->nextBlockFast(_PREHASH_Data);
+            msg->addU32Fast(_PREHASH_Flags, flags);
+            msg->addS32(_PREHASH_LocalID,  parcel_local_id);
+            msg->addUUIDFast(_PREHASH_TransactionID, transactionUUID);
+            msg->addS32Fast(_PREHASH_SequenceID, sequence_id);
+            msg->addS32Fast(_PREHASH_Sections, num_sections);
+            start_message = false;
+
+            if (initial && (cit == end))
+            {
+                // pack an empty block if there will be no data
+                msg->nextBlockFast(_PREHASH_List);
+                msg->addUUIDFast(_PREHASH_ID,  LLUUID::null );
+                msg->addS32Fast(_PREHASH_Time, 0 );
+                msg->addU32Fast(_PREHASH_Flags, 0 );
+            }
+
+            initial = false;
+            sequence_id++;
+
+        }
+
+        while ( (cit != end) && (msg->getCurrentSendTotal() < MTUBYTES))
+        {
+            const LLAccessEntry& entry = (*cit).second;
+
+            msg->nextBlockFast(_PREHASH_List);
+            msg->addUUIDFast(_PREHASH_ID,  entry.mID );
+            msg->addS32Fast(_PREHASH_Time, entry.mTime );
+            msg->addU32Fast(_PREHASH_Flags, entry.mFlags );
+            ++cit;
+        }
+
+        start_message = true;
+        msg->sendReliable( region->getHost() );
+    }
+}
+
+
+void LLViewerParcelMgr::deedLandToGroup()
+{
+    std::string group_name;
+    gCacheName->getGroupName(mCurrentParcel->getGroupID(), group_name);
+    LLSD args;
+    args["AREA"] = llformat("%d", mCurrentParcel->getArea());
+    args["GROUP_NAME"] = group_name;
+    if(mCurrentParcel->getContributeWithDeed())
+    {
+        args["NAME"] = LLSLURL("agent", mCurrentParcel->getOwnerID(), "completename").getSLURLString();
+        LLNotificationsUtil::add("DeedLandToGroupWithContribution",args, LLSD(), deedAlertCB);
+    }
+    else
+    {
+        LLNotificationsUtil::add("DeedLandToGroup",args, LLSD(), deedAlertCB);
+    }
+}
+
+// static
+bool LLViewerParcelMgr::deedAlertCB(const LLSD& notification, const LLSD& response)
+{
+    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
+    if (option == 0)
+    {
+        LLParcel* parcel = LLViewerParcelMgr::getInstance()->getParcelSelection()->getParcel();
+        LLUUID group_id;
+        if(parcel)
+        {
+            group_id = parcel->getGroupID();
+        }
+        LLViewerParcelMgr::getInstance()->sendParcelDeed(group_id);
+    }
+    return false;
+}
+
+
+void LLViewerParcelMgr::startReleaseLand()
+{
+    if (!mSelected)
+    {
+        LLNotificationsUtil::add("CannotReleaseLandNothingSelected");
+        return;
+    }
+
+    if (mRequestResult == PARCEL_RESULT_NO_DATA)
+    {
+        LLNotificationsUtil::add("CannotReleaseLandWatingForServer");
+        return;
+    }
+
+    if (mRequestResult == PARCEL_RESULT_MULTIPLE)
+    {
+        LLNotificationsUtil::add("CannotReleaseLandSelected");
+        return;
+    }
+
+    if (!isParcelOwnedByAgent(mCurrentParcel, GP_LAND_RELEASE)
+        && !(gAgent.canManageEstate()))
+    {
+        LLNotificationsUtil::add("CannotReleaseLandDontOwn");
+        return;
+    }
+
+    LLVector3d parcel_center = (mWestSouth + mEastNorth) / 2.0;
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(parcel_center);
+    if (!region)
+    {
+        LLNotificationsUtil::add("CannotReleaseLandRegionNotFound");
+        return;
+    }
+/*
+    if (region->getRegionFlag(REGION_FLAGS_BLOCK_LAND_RESELL)
+        && !gAgent.isGodlike())
+    {
+        LLSD args;
+        args["REGION"] = region->getName();
+        LLNotificationsUtil::add("CannotReleaseLandNoTransfer", args);
+        return;
+    }
+*/
+
+    if (!mCurrentParcelSelection->mWholeParcelSelected)
+    {
+        LLNotificationsUtil::add("CannotReleaseLandPartialSelection");
+        return;
+    }
+
+    // Compute claim price
+    LLSD args;
+    args["AREA"] = llformat("%d",mCurrentParcel->getArea());
+    LLNotificationsUtil::add("ReleaseLandWarning", args, LLSD(), releaseAlertCB);
+}
+
+bool LLViewerParcelMgr::canAgentBuyParcel(LLParcel* parcel, bool forGroup) const
+{
+    if (!parcel)
+    {
+        return false;
+    }
+
+    if (mSelected  &&  parcel == mCurrentParcel)
+    {
+        if (mRequestResult == PARCEL_RESULT_NO_DATA)
+        {
+            return false;
+        }
+    }
+
+    const LLUUID& parcelOwner = parcel->getOwnerID();
+    const LLUUID& authorizeBuyer = parcel->getAuthorizedBuyerID();
+
+    if (parcel->isPublic())
+    {
+        return true;    // change this if want to make it gods only
+    }
+
+    LLVector3 parcel_coord = parcel->getCenterpoint();
+    LLViewerRegion* regionp = LLWorld::getInstance()->getRegionFromPosAgent(parcel_coord);
+    if (regionp)
+    {
+        U8 sim_access = regionp->getSimAccess();
+        const LLAgentAccess& agent_access = gAgent.getAgentAccess();
+        // if the region is PG, we're happy already, so do nothing
+        // but if we're set to avoid either mature or adult, get us outta here
+        if ((sim_access == SIM_ACCESS_MATURE) &&
+            !agent_access.canAccessMature())
+        {
+            return false;
+        }
+        else if ((sim_access == SIM_ACCESS_ADULT) &&
+                 !agent_access.canAccessAdult())
+        {
+            return false;
+        }
+    }
+
+    bool isForSale = parcel->getForSale()
+            && ((parcel->getSalePrice() > 0) || (authorizeBuyer.notNull()));
+
+    bool isEmpowered
+        = forGroup ? gAgent.hasPowerInActiveGroup(GP_LAND_DEED) : true;
+
+    bool isOwner
+        = parcelOwner == (forGroup ? gAgent.getGroupID() : gAgent.getID());
+
+    bool isAuthorized
+            = (authorizeBuyer.isNull()
+                || (gAgent.getID() == authorizeBuyer)
+                || (gAgent.hasPowerInGroup(authorizeBuyer,GP_LAND_DEED)
+                    && gAgent.hasPowerInGroup(authorizeBuyer,GP_LAND_SET_SALE_INFO)));
+
+    return isForSale && !isOwner && isAuthorized  && isEmpowered;
+}
+
+
+void LLViewerParcelMgr::startBuyLand(bool is_for_group)
+{
+    LLFloaterBuyLand::buyLand(getSelectionRegion(), mCurrentParcelSelection, is_for_group);
+}
+
+void LLViewerParcelMgr::startSellLand()
+{
+    LLFloaterSellLand::sellLand(getSelectionRegion(), mCurrentParcelSelection);
+}
+
+void LLViewerParcelMgr::startDivideLand()
+{
+    if (!mSelected)
+    {
+        LLNotificationsUtil::add("CannotDivideLandNothingSelected");
+        return;
+    }
+
+    if (mCurrentParcelSelection->mWholeParcelSelected)
+    {
+        LLNotificationsUtil::add("CannotDivideLandPartialSelection");
+        return;
+    }
+
+    LLSD payload;
+    payload["west_south_border"] = ll_sd_from_vector3d(mWestSouth);
+    payload["east_north_border"] = ll_sd_from_vector3d(mEastNorth);
+
+    LLNotificationsUtil::add("LandDivideWarning", LLSD(), payload, callbackDivideLand);
+}
+
+// static
+bool LLViewerParcelMgr::callbackDivideLand(const LLSD& notification, const LLSD& response)
+{
+    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
+    LLVector3d west_south_d = ll_vector3d_from_sd(notification["payload"]["west_south_border"]);
+    LLVector3d east_north_d = ll_vector3d_from_sd(notification["payload"]["east_north_border"]);
+    LLVector3d parcel_center = (west_south_d + east_north_d) / 2.0;
+
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(parcel_center);
+    if (!region)
+    {
+        LLNotificationsUtil::add("CannotDivideLandNoRegion");
+        return false;
+    }
+
+    if (0 == option)
+    {
+        LLVector3 west_south = region->getPosRegionFromGlobal(west_south_d);
+        LLVector3 east_north = region->getPosRegionFromGlobal(east_north_d);
+
+        LLMessageSystem* msg = gMessageSystem;
+        msg->newMessage("ParcelDivide");
+        msg->nextBlock("AgentData");
+        msg->addUUID("AgentID", gAgent.getID());
+        msg->addUUID("SessionID", gAgent.getSessionID());
+        msg->nextBlock("ParcelData");
+        msg->addF32("West", west_south.mV[VX]);
+        msg->addF32("South", west_south.mV[VY]);
+        msg->addF32("East", east_north.mV[VX]);
+        msg->addF32("North", east_north.mV[VY]);
+        msg->sendReliable(region->getHost());
+    }
+    return false;
+}
+
+
+void LLViewerParcelMgr::startJoinLand()
+{
+    if (!mSelected)
+    {
+        LLNotificationsUtil::add("CannotJoinLandNothingSelected");
+        return;
+    }
+
+    if (mCurrentParcelSelection->mWholeParcelSelected)
+    {
+        LLNotificationsUtil::add("CannotJoinLandEntireParcelSelected");
+        return;
+    }
+
+    if (!mCurrentParcelSelection->mSelectedMultipleOwners)
+    {
+        LLNotificationsUtil::add("CannotJoinLandSelection");
+        return;
+    }
+
+    LLSD payload;
+    payload["west_south_border"] = ll_sd_from_vector3d(mWestSouth);
+    payload["east_north_border"] = ll_sd_from_vector3d(mEastNorth);
+
+    LLNotificationsUtil::add("JoinLandWarning", LLSD(), payload, callbackJoinLand);
+}
+
+// static
+bool LLViewerParcelMgr::callbackJoinLand(const LLSD& notification, const LLSD& response)
+{
+    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
+    LLVector3d west_south_d = ll_vector3d_from_sd(notification["payload"]["west_south_border"]);
+    LLVector3d east_north_d = ll_vector3d_from_sd(notification["payload"]["east_north_border"]);
+    LLVector3d parcel_center = (west_south_d + east_north_d) / 2.0;
+
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(parcel_center);
+    if (!region)
+    {
+        LLNotificationsUtil::add("CannotJoinLandNoRegion");
+        return false;
+    }
+
+    if (0 == option)
+    {
+        LLVector3 west_south = region->getPosRegionFromGlobal(west_south_d);
+        LLVector3 east_north = region->getPosRegionFromGlobal(east_north_d);
+
+        LLMessageSystem* msg = gMessageSystem;
+        msg->newMessage("ParcelJoin");
+        msg->nextBlock("AgentData");
+        msg->addUUID("AgentID", gAgent.getID());
+        msg->addUUID("SessionID", gAgent.getSessionID());
+        msg->nextBlock("ParcelData");
+        msg->addF32("West", west_south.mV[VX]);
+        msg->addF32("South", west_south.mV[VY]);
+        msg->addF32("East", east_north.mV[VX]);
+        msg->addF32("North", east_north.mV[VY]);
+        msg->sendReliable(region->getHost());
+    }
+    return false;
+}
+
+
+void LLViewerParcelMgr::startDeedLandToGroup()
+{
+    if (!mSelected || !mCurrentParcel)
+    {
+        LLNotificationsUtil::add("CannotDeedLandNothingSelected");
+        return;
+    }
+
+    if (mRequestResult == PARCEL_RESULT_NO_DATA)
+    {
+        LLNotificationsUtil::add("CannotDeedLandWaitingForServer");
+        return;
+    }
+
+    if (mRequestResult == PARCEL_RESULT_MULTIPLE)
+    {
+        LLNotificationsUtil::add("CannotDeedLandMultipleSelected");
+        return;
+    }
+
+    LLVector3d parcel_center = (mWestSouth + mEastNorth) / 2.0;
+    LLViewerRegion* region = LLWorld::getInstance()->getRegionFromPosGlobal(parcel_center);
+    if (!region)
+    {
+        LLNotificationsUtil::add("CannotDeedLandNoRegion");
+        return;
+    }
+
+    /*
+    if(!gAgent.isGodlike())
+    {
+        if(region->getRegionFlag(REGION_FLAGS_BLOCK_LAND_RESELL)
+            && (mCurrentParcel->getOwnerID() != region->getOwner()))
+        {
+            LLSD args;
+            args["REGION"] = region->getName();
+            LLNotificationsUtil::add("CannotDeedLandNoTransfer", args);
+            return;
+        }
+    }
+    */
+
+    deedLandToGroup();
+}
+void LLViewerParcelMgr::reclaimParcel()
+{
+    LLParcel* parcel = LLViewerParcelMgr::getInstance()->getParcelSelection()->getParcel();
+    LLViewerRegion* regionp = LLViewerParcelMgr::getInstance()->getSelectionRegion();
+    if(parcel && parcel->getOwnerID().notNull()
+       && (parcel->getOwnerID() != gAgent.getID())
+       && regionp && (regionp->getOwner() == gAgent.getID()))
+    {
+        LLMessageSystem* msg = gMessageSystem;
+        msg->newMessage("ParcelReclaim");
+        msg->nextBlock("AgentData");
+        msg->addUUID("AgentID", gAgent.getID());
+        msg->addUUID("SessionID", gAgent.getSessionID());
+        msg->nextBlock("Data");
+        msg->addS32("LocalID", parcel->getLocalID());
+        msg->sendReliable(regionp->getHost());
+    }
+}
+
+// static
+bool LLViewerParcelMgr::releaseAlertCB(const LLSD& notification, const LLSD& response)
+{
+    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
+    if (option == 0)
+    {
+        // Send the release message, not a force
+        LLViewerParcelMgr::getInstance()->sendParcelRelease();
+    }
+    return false;
+}
+
+void LLViewerParcelMgr::buyPass()
+{
+    LLParcel* parcel = getParcelSelection()->getParcel();
+    if (!parcel) return;
+
+    LLViewerRegion* region = getSelectionRegion();
+    if (!region) return;
+
+    LLMessageSystem* msg = gMessageSystem;
+    msg->newMessageFast(_PREHASH_ParcelBuyPass);
+    msg->nextBlock("AgentData");
+    msg->addUUID("AgentID", gAgent.getID());
+    msg->addUUID("SessionID", gAgent.getSessionID());
+    msg->nextBlockFast(_PREHASH_ParcelData);
+    msg->addS32Fast(_PREHASH_LocalID, parcel->getLocalID() );
+    msg->sendReliable( region->getHost() );
+}
+
+//Tells whether we are allowed to buy a pass or not
+bool LLViewerParcelMgr::isCollisionBanned()
+{
+    if ((mCollisionBanned == BA_ALLOWED) || (mCollisionBanned == BA_NOT_ON_LIST) || (mCollisionBanned == BA_NOT_IN_GROUP))
+        return false;
+    else
+        return true;
+}
+
+// This implementation should mirror LLSimParcelMgr::isParcelOwnedBy
+// static
+bool LLViewerParcelMgr::isParcelOwnedByAgent(const LLParcel* parcelp, U64 group_proxy_power)
+{
+    if (!parcelp)
+    {
+        return false;
+    }
+
+    // Gods can always assume ownership.
+    if (gAgent.isGodlike())
+    {
+        return true;
+    }
+
+    // The owner of a parcel automatically gets all powersr.
+    if (parcelp->getOwnerID() == gAgent.getID())
+    {
+        return true;
+    }
+
+    // Only gods can assume 'ownership' of public land.
+    if (parcelp->isPublic())
+    {
+        return false;
+    }
+
+    // Return whether or not the agent has group_proxy_power powers in the
+    // parcel's group.
+    return gAgent.hasPowerInGroup(parcelp->getOwnerID(), group_proxy_power);
+}
+
+// This implementation should mirror llSimParcelMgr::isParcelModifiableBy
+// static
+bool LLViewerParcelMgr::isParcelModifiableByAgent(const LLParcel* parcelp, U64 group_proxy_power)
+{
+    // If the agent can assume ownership, it is probably modifiable.
+    bool rv = false;
+    if (parcelp)
+    {
+        // *NOTE: This should only work for leased parcels, but group owned
+        // parcels cannot be OS_LEASED yet. Phoenix 2003-12-15.
+        rv = isParcelOwnedByAgent(parcelp, group_proxy_power);
+
+        // ... except for the case that the parcel is not OS_LEASED for agent-owned parcels.
+        if( (gAgent.getID() == parcelp->getOwnerID())
+            && !gAgent.isGodlike()
+            && (parcelp->getOwnershipStatus() != LLParcel::OS_LEASED) )
+        {
+            rv = false;
+        }
+    }
+    return rv;
+}
+
+void sanitize_corners(const LLVector3d &corner1,
+                                        const LLVector3d &corner2,
+                                        LLVector3d &west_south_bottom,
+                                        LLVector3d &east_north_top)
+{
+    west_south_bottom.mdV[VX] = llmin( corner1.mdV[VX], corner2.mdV[VX] );
+    west_south_bottom.mdV[VY] = llmin( corner1.mdV[VY], corner2.mdV[VY] );
+    west_south_bottom.mdV[VZ] = llmin( corner1.mdV[VZ], corner2.mdV[VZ] );
+
+    east_north_top.mdV[VX] = llmax( corner1.mdV[VX], corner2.mdV[VX] );
+    east_north_top.mdV[VY] = llmax( corner1.mdV[VY], corner2.mdV[VY] );
+    east_north_top.mdV[VZ] = llmax( corner1.mdV[VZ], corner2.mdV[VZ] );
+}
+
+
+void LLViewerParcelMgr::cleanupGlobals()
+{
+}
+
+LLViewerTexture* LLViewerParcelMgr::getBlockedImage() const
+{
+    return sBlockedImage;
+}
+
+LLViewerTexture* LLViewerParcelMgr::getPassImage() const
+{
+    return sPassImage;
+}
+
+/*
+ * Set finish teleport callback. You can use it to observe all  teleport events.
+ * NOTE:
+ * After local( in one region) teleports we
+ *  cannot rely on gAgent.getPositionGlobal(),
+ *  so the new position gets passed explicitly.
+ *  Use args of this callback to get global position of avatar after teleport event.
+ */
+boost::signals2::connection LLViewerParcelMgr::setTeleportFinishedCallback(teleport_finished_callback_t cb)
+{
+    return mTeleportFinishedSignal.connect(cb);
+}
+
+boost::signals2::connection LLViewerParcelMgr::setTeleportFailedCallback(teleport_failed_callback_t cb)
+{
+    return mTeleportFailedSignal.connect(cb);
+}
+
+/* Ok, we're notified that teleport has been finished.
+ * We should now propagate the notification via mTeleportFinishedSignal
+ * to all interested parties.
+ */
+void LLViewerParcelMgr::onTeleportFinished(bool local, const LLVector3d& new_pos)
+{
+    // Treat only teleports within the same parcel as local (EXT-3139).
+    if (local && LLViewerParcelMgr::getInstance()->inAgentParcel(new_pos))
+    {
+        // Local teleport. We already have the agent parcel data.
+        // Emit the signal immediately.
+        getInstance()->mTeleportFinishedSignal(new_pos, local);
+    }
+    else
+    {
+        // Non-local teleport (inter-region or between different parcels of the same region).
+        // The agent parcel data has not been updated yet.
+        // Let's wait for the update and then emit the signal.
+        mTeleportInProgressPosition = new_pos;
+        mTeleportInProgress = true;
+    }
+}
+
+void LLViewerParcelMgr::onTeleportFailed()
+{
+    mTeleportFailedSignal();
+}
+
+bool  LLViewerParcelMgr::getTeleportInProgress()
+{
+    return mTeleportInProgress // case where parcel data arrives after teleport
+        || gAgent.getTeleportState() > LLAgent::TELEPORT_NONE; // For LOCAL, no mTeleportInProgress
+}