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/**
* @file llwlhandlers.cpp
* @brief Various classes which handle Windlight-related messaging
*
* $LicenseInfo:firstyear=2009&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2011, 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 "llwlhandlers.h"
#include "llagent.h"
#include "llviewerregion.h"
#include "llnotificationsutil.h"
#include "llcorehttputil.h"
#include "llenvironment.h"
/****
* LLEnvironmentRequest
****/
// static
bool LLEnvironmentRequest::initiate()
{
LLViewerRegion* cur_region = gAgent.getRegion();
if (!cur_region)
{
LL_WARNS("WindlightCaps") << "Viewer region not set yet, skipping env. settings request" << LL_ENDL;
return false;
}
if (!cur_region->capabilitiesReceived())
{
LL_INFOS("WindlightCaps") << "Deferring windlight settings request until we've got region caps" << LL_ENDL;
cur_region->setCapabilitiesReceivedCallback(boost::bind(&LLEnvironmentRequest::onRegionCapsReceived, _1));
return false;
}
return doRequest();
}
// static
void LLEnvironmentRequest::onRegionCapsReceived(const LLUUID& region_id)
{
if (region_id != gAgent.getRegion()->getRegionID())
{
LL_INFOS("WindlightCaps") << "Got caps for a non-current region" << LL_ENDL;
return;
}
LL_DEBUGS("WindlightCaps") << "Received region capabilities" << LL_ENDL;
doRequest();
}
// static
bool LLEnvironmentRequest::doRequest()
{
std::string url = gAgent.getRegionCapability("EnvironmentSettings");
if (url.empty())
{
LL_INFOS("WindlightCaps") << "Skipping windlight setting request - we don't have this capability" << LL_ENDL;
// region is apparently not capable of this; don't respond at all
return false;
}
std::string coroname =
LLCoros::instance().launch("LLEnvironmentRequest::environmentRequestCoro",
boost::bind(&LLEnvironmentRequest::environmentRequestCoro, url));
LL_INFOS("WindlightCaps") << "Requesting region windlight settings via " << url << LL_ENDL;
return true;
}
S32 LLEnvironmentRequest::sLastRequest = 0;
//static
void LLEnvironmentRequest::environmentRequestCoro(std::string url)
{
LLCore::HttpRequest::policy_t httpPolicy(LLCore::HttpRequest::DEFAULT_POLICY_ID);
S32 requestId = ++LLEnvironmentRequest::sLastRequest;
LLCoreHttpUtil::HttpCoroutineAdapter::ptr_t
httpAdapter(new LLCoreHttpUtil::HttpCoroutineAdapter("EnvironmentRequest", httpPolicy));
LLCore::HttpRequest::ptr_t httpRequest(new LLCore::HttpRequest);
LLSD result = httpAdapter->getAndSuspend(httpRequest, url);
if (requestId != LLEnvironmentRequest::sLastRequest)
{
LL_INFOS("WindlightCaps") << "Got superseded by another responder; ignoring..." << LL_ENDL;
return;
}
LLSD httpResults = result["http_result"];
LLCore::HttpStatus status = LLCoreHttpUtil::HttpCoroutineAdapter::getStatusFromLLSD(httpResults);
if (!status)
{
LL_WARNS("WindlightCaps") << "Got an error, not using region windlight... " << LL_ENDL;
LLEnvironment::instance().onLegacyRegionSettings(LLSD());
return;
}
result = result["content"];
LL_INFOS("WindlightCaps") << "Received region windlight settings" << LL_ENDL;
LLUUID regionId;
if (gAgent.getRegion())
{
regionId = gAgent.getRegion()->getRegionID();
}
if ((result[0]["regionID"].asUUID() != regionId) && regionId.notNull())
{
LL_WARNS("WindlightCaps") << "Not in the region from where this data was received (wanting "
<< regionId << " but got " << result[0]["regionID"].asUUID()
<< ") - ignoring..." << LL_ENDL;
return;
}
LLEnvironment::instance().onLegacyRegionSettings(result);
}
/****
* LLEnvironmentApply
****/
clock_t LLEnvironmentApply::UPDATE_WAIT_SECONDS = clock_t(3.f);
clock_t LLEnvironmentApply::sLastUpdate = clock_t(0.f);
// static
bool LLEnvironmentApply::initiateRequest(const LLSD& content)
{
clock_t current = clock();
// Make sure we don't update too frequently.
if (current < sLastUpdate + (UPDATE_WAIT_SECONDS * CLOCKS_PER_SEC))
{
LLSD args(LLSD::emptyMap());
args["WAIT"] = (F64)UPDATE_WAIT_SECONDS;
LLNotificationsUtil::add("EnvUpdateRate", args);
return false;
}
sLastUpdate = current;
// Send update request.
std::string url = gAgent.getRegionCapability("ExtEnvironment");
if (url.empty())
{
LL_WARNS("WindlightCaps") << "Applying windlight settings not supported" << LL_ENDL;
return false;
}
LL_INFOS("WindlightCaps") << "Sending windlight settings to " << url << LL_ENDL;
LL_DEBUGS("WindlightCaps") << "content: " << content << LL_ENDL;
std::string coroname =
LLCoros::instance().launch("LLEnvironmentApply::environmentApplyCoro",
boost::bind(&LLEnvironmentApply::environmentApplyCoro, url, content));
return true;
}
void LLEnvironmentApply::environmentApplyCoro(std::string url, LLSD content)
{
LLCore::HttpRequest::policy_t httpPolicy(LLCore::HttpRequest::DEFAULT_POLICY_ID);
LLCoreHttpUtil::HttpCoroutineAdapter::ptr_t
httpAdapter(new LLCoreHttpUtil::HttpCoroutineAdapter("EnvironmentApply", httpPolicy));
LLCore::HttpRequest::ptr_t httpRequest(new LLCore::HttpRequest);
LLSD result = httpAdapter->postAndSuspend(httpRequest, url, content);
LLSD notify; // for error reporting. If there is something to report to user this will be defined.
/*
* Expecting reply from sim in form of:
* {
* regionID : uuid,
* messageID: uuid,
* success : true
* }
* or
* {
* regionID : uuid,
* success : false,
* fail_reason : string
* }
*/
do // while false.
{ // Breaks from loop in the case of an error.
LLSD httpResults = result["http_result"];
LLCore::HttpStatus status = LLCoreHttpUtil::HttpCoroutineAdapter::getStatusFromLLSD(httpResults);
if (!status)
{
LL_WARNS("WindlightCaps") << "Couldn't apply windlight settings to region! " << LL_ENDL;
std::stringstream msg;
msg << status.toString() << " (Code " << status.toTerseString() << ")";
notify = LLSD::emptyMap();
notify["FAIL_REASON"] = msg.str();
break;
}
if (!result.has("regionID"))
{
notify = LLSD::emptyMap();
notify["FAIL_REASON"] = "Missing regionID, malformed response";
break;
}
else if (result["regionID"].asUUID() != gAgent.getRegion()->getRegionID())
{
// note that there is no report to the user in this failure case.
LL_WARNS("WindlightCaps") << "No longer in the region where data was sent (currently "
<< gAgent.getRegion()->getRegionID() << ", reply is from " << result["regionID"].asUUID()
<< "); ignoring..." << LL_ENDL;
break;
}
else if (!result["success"].asBoolean())
{
LL_WARNS("WindlightCaps") << "Region couldn't apply windlight settings! " << LL_ENDL;
notify = LLSD::emptyMap();
notify["FAIL_REASON"] = result["fail_reason"].asString();
break;
}
LL_DEBUGS("WindlightCaps") << "Success in applying windlight settings to region " << result["regionID"].asUUID() << LL_ENDL;
} while (false);
if (!notify.isUndefined())
{
LLNotificationsUtil::add("WLRegionApplyFail", notify);
}
}
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