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/**
* @file llremoteparcelrequest.cpp
* @author Sam Kolb
* @brief Get information about a parcel you aren't standing in to display
* landmark/teleport information.
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* 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 "message.h"
#include "llpanel.h"
#include "llhttpclient.h"
#include "llsdserialize.h"
#include "llviewerregion.h"
#include "llview.h"
#include "llagent.h"
#include "llremoteparcelrequest.h"
LLRemoteParcelRequestResponder::LLRemoteParcelRequestResponder(LLHandle<LLRemoteParcelInfoObserver> observer_handle)
: mObserverHandle(observer_handle)
{}
//If we get back a normal response, handle it here
//virtual
void LLRemoteParcelRequestResponder::result(const LLSD& content)
{
LLUUID parcel_id = content["parcel_id"];
// Panel inspecting the information may be closed and destroyed
// before this response is received.
LLRemoteParcelInfoObserver* observer = mObserverHandle.get();
if (observer)
{
observer->setParcelID(parcel_id);
}
}
//If we get back an error (not found, etc...), handle it here
//virtual
void LLRemoteParcelRequestResponder::error(U32 status, const std::string& reason)
{
llinfos << "LLRemoteParcelRequest::error("
<< status << ": " << reason << ")" << llendl;
// Panel inspecting the information may be closed and destroyed
// before this response is received.
LLRemoteParcelInfoObserver* observer = mObserverHandle.get();
if (observer)
{
observer->setErrorStatus(status, reason);
}
}
void LLRemoteParcelInfoProcessor::addObserver(const LLUUID& parcel_id, LLRemoteParcelInfoObserver* observer)
{
observer_multimap_t::iterator it;
observer_multimap_t::iterator start = mObservers.lower_bound(parcel_id);
observer_multimap_t::iterator end = mObservers.upper_bound(parcel_id);
// Check if the observer is already in observers list for this UUID
for(it = start; it != end; ++it)
{
if (it->second.get() == observer)
{
return;
}
}
mObservers.insert(std::make_pair(parcel_id, observer->getObserverHandle()));
}
void LLRemoteParcelInfoProcessor::removeObserver(const LLUUID& parcel_id, LLRemoteParcelInfoObserver* observer)
{
if (!observer)
{
return;
}
observer_multimap_t::iterator it;
observer_multimap_t::iterator start = mObservers.lower_bound(parcel_id);
observer_multimap_t::iterator end = mObservers.upper_bound(parcel_id);
for(it = start; it != end; ++it)
{
if (it->second.get() == observer)
{
mObservers.erase(it);
break;
}
}
}
//static
void LLRemoteParcelInfoProcessor::processParcelInfoReply(LLMessageSystem* msg, void**)
{
LLParcelData parcel_data;
msg->getUUID ("Data", "ParcelID", parcel_data.parcel_id);
msg->getUUID ("Data", "OwnerID", parcel_data.owner_id);
msg->getString ("Data", "Name", parcel_data.name);
msg->getString ("Data", "Desc", parcel_data.desc);
msg->getS32 ("Data", "ActualArea", parcel_data.actual_area);
msg->getS32 ("Data", "BillableArea", parcel_data.billable_area);
msg->getU8 ("Data", "Flags", parcel_data.flags);
msg->getF32 ("Data", "GlobalX", parcel_data.global_x);
msg->getF32 ("Data", "GlobalY", parcel_data.global_y);
msg->getF32 ("Data", "GlobalZ", parcel_data.global_z);
msg->getString ("Data", "SimName", parcel_data.sim_name);
msg->getUUID ("Data", "SnapshotID", parcel_data.snapshot_id);
msg->getF32 ("Data", "Dwell", parcel_data.dwell);
msg->getS32 ("Data", "SalePrice", parcel_data.sale_price);
msg->getS32 ("Data", "AuctionID", parcel_data.auction_id);
LLRemoteParcelInfoProcessor::observer_multimap_t & observers = LLRemoteParcelInfoProcessor::getInstance()->mObservers;
typedef std::vector<observer_multimap_t::iterator> deadlist_t;
deadlist_t dead_iters;
observer_multimap_t::iterator oi = observers.lower_bound(parcel_data.parcel_id);
observer_multimap_t::iterator end = observers.upper_bound(parcel_data.parcel_id);
while (oi != end)
{
// increment the loop iterator now since it may become invalid below
observer_multimap_t::iterator cur_oi = oi++;
LLRemoteParcelInfoObserver * observer = cur_oi->second.get();
if(observer)
{
// may invalidate cur_oi if the observer removes itself
observer->processParcelInfo(parcel_data);
}
else
{
// the handle points to an expired observer, so don't keep it
// around anymore
dead_iters.push_back(cur_oi);
}
}
deadlist_t::iterator i;
deadlist_t::iterator end_dead = dead_iters.end();
for(i = dead_iters.begin(); i != end_dead; ++i)
{
observers.erase(*i);
}
}
void LLRemoteParcelInfoProcessor::sendParcelInfoRequest(const LLUUID& parcel_id)
{
LLMessageSystem *msg = gMessageSystem;
msg->newMessage("ParcelInfoRequest");
msg->nextBlockFast(_PREHASH_AgentData);
msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID() );
msg->addUUID("SessionID", gAgent.getSessionID());
msg->nextBlock("Data");
msg->addUUID("ParcelID", parcel_id);
gAgent.sendReliableMessage();
}
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