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/**
* @file llpersistentnotificationstorage.cpp
* @brief Implementation of llpersistentnotificationstorage
* @author Stinson@lindenlab.com
*
* $LicenseInfo:firstyear=2012&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2012, 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 "llpersistentnotificationstorage.h"
#include "llchannelmanager.h"
#include "llnotificationstorage.h"
#include "llscreenchannel.h"
#include "llscriptfloater.h"
#include "llviewermessage.h"
LLPersistentNotificationStorage::LLPersistentNotificationStorage()
: LLSingleton<LLPersistentNotificationStorage>()
, LLNotificationStorage("")
, mLoaded(false)
{
}
LLPersistentNotificationStorage::~LLPersistentNotificationStorage()
{
}
static LLTrace::BlockTimerStatHandle FTM_SAVE_NOTIFICATIONS("Save Notifications");
void LLPersistentNotificationStorage::saveNotifications()
{
LL_RECORD_BLOCK_TIME(FTM_SAVE_NOTIFICATIONS);
boost::intrusive_ptr<LLPersistentNotificationChannel> history_channel = boost::dynamic_pointer_cast<LLPersistentNotificationChannel>(LLNotifications::instance().getChannel("Persistent"));
if (!history_channel)
{
return;
}
LLSD output = LLSD::emptyMap();
LLSD& data = output["data"];
for ( std::vector<LLNotificationPtr>::iterator it = history_channel->beginHistory(), end_it = history_channel->endHistory();
it != end_it;
++it)
{
LLNotificationPtr notification = *it;
// After a notification was placed in Persist channel, it can become
// responded, expired or canceled - in this case we are should not save it
if(notification->isRespondedTo() || notification->isCancelled()
|| notification->isExpired())
{
continue;
}
data.append(notification->asLLSD(true));
if (data.size() >= gSavedSettings.getS32("MaxPersistentNotifications"))
{
LL_WARNS() << "Too many persistent notifications."
<< " Saved " << gSavedSettings.getS32("MaxPersistentNotifications") << " of " << history_channel->size()
<< " persistent notifications." << LL_ENDL;
break;
}
}
writeNotifications(output);
}
static LLTrace::BlockTimerStatHandle FTM_LOAD_NOTIFICATIONS("Load Notifications");
void LLPersistentNotificationStorage::loadNotifications()
{
LL_RECORD_BLOCK_TIME(FTM_LOAD_NOTIFICATIONS);
LL_INFOS("LLPersistentNotificationStorage") << "start loading notifications" << LL_ENDL;
if (mLoaded)
{
LL_INFOS("LLPersistentNotificationStorage") << "notifications already loaded, exiting" << LL_ENDL;
return;
}
mLoaded = true;
LLSD input;
if (!readNotifications(input) ||input.isUndefined())
{
return;
}
LLSD& data = input["data"];
if (data.isUndefined())
{
return;
}
using namespace LLNotificationsUI;
LLScreenChannel* notification_channel = dynamic_cast<LLScreenChannel*>(LLChannelManager::getInstance()->
findChannelByID(LLUUID(gSavedSettings.getString("NotificationChannelUUID"))));
LLNotifications& instance = LLNotifications::instance();
S32 processed_notifications = 0;
for (LLSD::reverse_array_iterator notification_it = data.rbeginArray();
notification_it != data.rendArray();
++notification_it)
{
LLSD notification_params = *notification_it;
LLNotificationPtr notification(new LLNotification(notification_params));
LLNotificationResponderPtr responder(createResponder(notification_params["name"], notification_params["responder"]));
notification->setResponseFunctor(responder);
instance.add(notification);
// hide script floaters so they don't confuse the user and don't overlap startup toast
LLScriptFloaterManager::getInstance()->setFloaterVisible(notification->getID(), false);
if(notification_channel)
{
// hide saved toasts so they don't confuse the user
notification_channel->hideToast(notification->getID());
}
++processed_notifications;
if (processed_notifications >= gSavedSettings.getS32("MaxPersistentNotifications"))
{
llwarns << "Too many persistent notifications."
<< " Processed " << gSavedSettings.getS32("MaxPersistentNotifications") << " of " << data.size() << " persistent notifications." << LL_ENDL;
break;
}
}
LLNotifications::instance().getChannel("Persistent")->
connectChanged(boost::bind(&LLPersistentNotificationStorage::onPersistentChannelChanged, this, _1));
LL_INFOS("LLPersistentNotificationStorage") << "finished loading notifications" << LL_ENDL;
}
void LLPersistentNotificationStorage::initialize()
{
setFileName(gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, "open_notifications.xml"));
LLNotifications::instance().getChannel("Persistent")->
connectChanged(boost::bind(&LLPersistentNotificationStorage::onPersistentChannelChanged, this, _1));
}
bool LLPersistentNotificationStorage::onPersistentChannelChanged(const LLSD& payload)
{
// In case we received channel changed signal but haven't yet loaded notifications, do it
if (!mLoaded)
{
loadNotifications();
}
// we ignore "load" messages, but rewrite the persistence file on any other
const std::string sigtype = payload["sigtype"].asString();
if ("load" != sigtype)
{
saveNotifications();
}
return false;
}
// EOF
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