/** * @file llnotificationstorage.cpp * @brief LLPersistentNotificationStorage class implementation * * $LicenseInfo:firstyear=2010&license=viewerlgpl$ * 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" // must be first include #include "llnotificationstorage.h" #include "llxmlnode.h" // for linux compilers #include "llchannelmanager.h" #include "llscreenchannel.h" #include "llscriptfloater.h" #include "llsdserialize.h" #include "llviewermessage.h" ////////////////////////////////////////////////////////////////////////// class LLResponderRegistry { public: static void registerResponders(); static LLNotificationResponderInterface* createResponder(const std::string& notification_name, const LLSD& params); private: template<typename RESPONDER_TYPE> static LLNotificationResponderInterface* create(const LLSD& params) { RESPONDER_TYPE* responder = new RESPONDER_TYPE(); responder->fromLLSD(params); return responder; } typedef boost::function<LLNotificationResponderInterface* (const LLSD& params)> responder_constructor_t; static void add(const std::string& notification_name, const responder_constructor_t& ctr); private: typedef std::map<std::string, responder_constructor_t> build_map_t; static build_map_t sBuildMap; }; ////////////////////////////////////////////////////////////////////////// LLPersistentNotificationStorage::LLPersistentNotificationStorage() { mFileName = gDirUtilp->getExpandedFilename ( LL_PATH_PER_SL_ACCOUNT, "open_notifications.xml" ); } bool LLPersistentNotificationStorage::onPersistentChannelChanged(const LLSD& payload) { // 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; } void LLPersistentNotificationStorage::saveNotifications() { // TODO - think about save optimization. llofstream notify_file(mFileName.c_str()); if (!notify_file.is_open()) { llwarns << "Failed to open " << mFileName << llendl; return; } LLSD output; LLSD& data = output["data"]; LLNotificationChannelPtr history_channel = LLNotifications::instance().getChannel("Persistent"); LLNotificationSet::iterator it = history_channel->begin(); for ( ; history_channel->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()); } LLPointer<LLSDFormatter> formatter = new LLSDXMLFormatter(); formatter->format(output, notify_file, LLSDFormatter::OPTIONS_PRETTY); } void LLPersistentNotificationStorage::loadNotifications() { LLResponderRegistry::registerResponders(); LLNotifications::instance().getChannel("Persistent")-> connectChanged(boost::bind(&LLPersistentNotificationStorage::onPersistentChannelChanged, this, _1)); llifstream notify_file(mFileName.c_str()); if (!notify_file.is_open()) { llwarns << "Failed to open " << mFileName << llendl; return; } LLSD input; LLPointer<LLSDParser> parser = new LLSDXMLParser(); if (parser->parse(notify_file, input, LLSDSerialize::SIZE_UNLIMITED) < 0) { llwarns << "Failed to parse open notifications" << llendl; return; } if (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(); for (LLSD::array_const_iterator notification_it = data.beginArray(); notification_it != data.endArray(); ++notification_it) { LLSD notification_params = *notification_it; LLNotificationPtr notification(new LLNotification(notification_params)); LLNotificationResponderPtr responder(LLResponderRegistry:: 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()); } } } ////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////// LLResponderRegistry::build_map_t LLResponderRegistry::sBuildMap; void LLResponderRegistry::registerResponders() { sBuildMap.clear(); add("ObjectGiveItem", &create<LLOfferInfo>); add("UserGiveItem", &create<LLOfferInfo>); } LLNotificationResponderInterface* LLResponderRegistry::createResponder(const std::string& notification_name, const LLSD& params) { build_map_t::const_iterator it = sBuildMap.find(notification_name); if(sBuildMap.end() == it) { return NULL; } responder_constructor_t ctr = it->second; return ctr(params); } void LLResponderRegistry::add(const std::string& notification_name, const responder_constructor_t& ctr) { if(sBuildMap.find(notification_name) != sBuildMap.end()) { llwarns << "Responder is already registered : " << notification_name << llendl; llassert(!"Responder already registered"); } sBuildMap[notification_name] = ctr; } // EOF