]> git.lizzy.rs Git - dragonfireclient.git/blobdiff - src/server.cpp
Cpp11 patchset 11: continue working on constructor style migration (#6004)
[dragonfireclient.git] / src / server.cpp
index c615aee137f9828dd35b5d558aa0d155f8778153..95d2371ff1153591957ab906f54f3edfa4e441ff 100644 (file)
@@ -38,7 +38,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "settings.h"
 #include "profiler.h"
 #include "log.h"
-#include "scripting_game.h"
+#include "scripting_server.h"
 #include "nodedef.h"
 #include "itemdef.h"
 #include "craftdef.h"
@@ -47,14 +47,11 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "mg_biome.h"
 #include "content_mapnode.h"
 #include "content_nodemeta.h"
-#include "content_abm.h"
 #include "content_sao.h"
 #include "mods.h"
-#include "sound.h" // dummySoundManager
 #include "event_manager.h"
 #include "serverlist.h"
 #include "util/string.h"
-#include "util/mathconstants.h"
 #include "rollback.h"
 #include "util/serialize.h"
 #include "util/thread.h"
@@ -62,6 +59,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "util/base64.h"
 #include "util/sha1.h"
 #include "util/hex.h"
+#include "database.h"
 
 class ClientNotFoundException : public BaseException
 {
@@ -108,7 +106,8 @@ void *ServerThread::run()
                } catch (con::ConnectionBindFailed &e) {
                        m_server->setAsyncFatalError(e.what());
                } catch (LuaError &e) {
-                       m_server->setAsyncFatalError("Lua: " + std::string(e.what()));
+                       m_server->setAsyncFatalError(
+                                       "ServerThread::run Lua: " + std::string(e.what()));
                }
        }
 
@@ -149,48 +148,27 @@ Server::Server(
                const SubgameSpec &gamespec,
                bool simple_singleplayer_mode,
                bool ipv6,
+               bool dedicated,
                ChatInterface *iface
        ):
        m_path_world(path_world),
        m_gamespec(gamespec),
        m_simple_singleplayer_mode(simple_singleplayer_mode),
+       m_dedicated(dedicated),
        m_async_fatal_error(""),
-       m_env(NULL),
        m_con(PROTOCOL_ID,
                        512,
                        CONNECTION_TIMEOUT,
                        ipv6,
                        this),
-       m_banmanager(NULL),
-       m_rollback(NULL),
-       m_enable_rollback_recording(false),
-       m_emerge(NULL),
-       m_script(NULL),
        m_itemdef(createItemDefManager()),
        m_nodedef(createNodeDefManager()),
        m_craftdef(createCraftDefManager()),
        m_event(new EventManager()),
-       m_thread(NULL),
-       m_time_of_day_send_timer(0),
        m_uptime(0),
        m_clients(&m_con),
-       m_shutdown_requested(false),
-       m_shutdown_ask_reconnect(false),
-       m_admin_chat(iface),
-       m_ignore_map_edit_events(false),
-       m_ignore_map_edit_events_peer_id(0),
-       m_next_sound_id(0)
-
-{
-       m_liquid_transform_timer = 0.0;
-       m_liquid_transform_every = 1.0;
-       m_print_info_timer = 0.0;
-       m_masterserver_timer = 0.0;
-       m_objectdata_timer = 0.0;
-       m_emergethread_trigger_timer = 0.0;
-       m_savemap_timer = 0.0;
-
-       m_step_dtime = 0.0;
+       m_admin_chat(iface)
+{
        m_lag = g_settings->getFloat("dedicated_server_step");
 
        if(path_world == "")
@@ -221,46 +199,12 @@ Server::Server(
        std::string ban_path = m_path_world + DIR_DELIM "ipban.txt";
        m_banmanager = new BanManager(ban_path);
 
-       ModConfiguration modconf(m_path_world);
+       ServerModConfiguration modconf(m_path_world);
        m_mods = modconf.getMods();
        std::vector<ModSpec> unsatisfied_mods = modconf.getUnsatisfiedMods();
        // complain about mods with unsatisfied dependencies
-       if(!modconf.isConsistent()) {
-               for(std::vector<ModSpec>::iterator it = unsatisfied_mods.begin();
-                       it != unsatisfied_mods.end(); ++it) {
-                       ModSpec mod = *it;
-                       errorstream << "mod \"" << mod.name << "\" has unsatisfied dependencies: ";
-                       for(std::set<std::string>::iterator dep_it = mod.unsatisfied_depends.begin();
-                               dep_it != mod.unsatisfied_depends.end(); ++dep_it)
-                               errorstream << " \"" << *dep_it << "\"";
-                       errorstream << std::endl;
-               }
-       }
-
-       Settings worldmt_settings;
-       std::string worldmt = m_path_world + DIR_DELIM + "world.mt";
-       worldmt_settings.readConfigFile(worldmt.c_str());
-       std::vector<std::string> names = worldmt_settings.getNames();
-       std::set<std::string> load_mod_names;
-       for(std::vector<std::string>::iterator it = names.begin();
-               it != names.end(); ++it) {
-               std::string name = *it;
-               if(name.compare(0,9,"load_mod_")==0 && worldmt_settings.getBool(name))
-                       load_mod_names.insert(name.substr(9));
-       }
-       // complain about mods declared to be loaded, but not found
-       for(std::vector<ModSpec>::iterator it = m_mods.begin();
-                       it != m_mods.end(); ++it)
-               load_mod_names.erase((*it).name);
-       for(std::vector<ModSpec>::iterator it = unsatisfied_mods.begin();
-                       it != unsatisfied_mods.end(); ++it)
-               load_mod_names.erase((*it).name);
-       if(!load_mod_names.empty()) {
-               errorstream << "The following mods could not be found:";
-               for(std::set<std::string>::iterator it = load_mod_names.begin();
-                       it != load_mod_names.end(); ++it)
-                       errorstream << " \"" << (*it) << "\"";
-               errorstream << std::endl;
+       if (!modconf.isConsistent()) {
+               modconf.printUnsatisfiedModsError();
        }
 
        //lock environment
@@ -272,28 +216,25 @@ Server::Server(
        // Initialize scripting
        infostream<<"Server: Initializing Lua"<<std::endl;
 
-       m_script = new GameScripting(this);
+       m_script = new ServerScripting(this);
 
-       std::string script_path = getBuiltinLuaPath() + DIR_DELIM "init.lua";
-
-       m_script->loadMod(script_path, BUILTIN_MOD_NAME);
+       m_script->loadMod(getBuiltinLuaPath() + DIR_DELIM "init.lua", BUILTIN_MOD_NAME);
 
        // Print mods
        infostream << "Server: Loading mods: ";
-       for(std::vector<ModSpec>::iterator i = m_mods.begin();
+       for (std::vector<ModSpec>::const_iterator i = m_mods.begin();
                        i != m_mods.end(); ++i) {
-               const ModSpec &mod = *i;
-               infostream << mod.name << " ";
+               infostream << (*i).name << " ";
        }
        infostream << std::endl;
        // Load and run "mod" scripts
-       for (std::vector<ModSpec>::iterator it = m_mods.begin();
+       for (std::vector<ModSpec>::const_iterator it = m_mods.begin();
                        it != m_mods.end(); ++it) {
                const ModSpec &mod = *it;
                if (!string_allowed(mod.name, MODNAME_ALLOWED_CHARS)) {
                        throw ModError("Error loading mod \"" + mod.name +
                                "\": Mod name does not follow naming conventions: "
-                               "Only chararacters [a-z0-9_] are allowed.");
+                               "Only characters [a-z0-9_] are allowed.");
                }
                std::string script_path = mod.path + DIR_DELIM + "init.lua";
                infostream << "  [" << padStringRight(mod.name, 12) << "] [\""
@@ -354,9 +295,6 @@ Server::Server(
                m_env->loadDefaultMeta();
        }
 
-       // Add some test ActiveBlockModifiers to environment
-       add_legacy_abms(m_env, m_nodedef);
-
        m_liquid_transform_every = g_settings->getFloat("liquid_update");
        m_max_chatmessage_length = g_settings->getU16("chat_message_max_size");
 }
@@ -490,7 +428,7 @@ void Server::step(float dtime)
                                g_settings->get("kick_msg_crash"),
                                g_settings->getBool("ask_reconnect_on_crash"));
                }
-               throw ServerError(async_err);
+               throw ServerError("AsyncErr: " + async_err);
        }
 }
 
@@ -610,7 +548,7 @@ void Server::AsyncRunStep(bool initial_step)
                ScopeProfiler sp(g_profiler, "Server: liquid transform");
 
                std::map<v3s16, MapBlock*> modified_blocks;
-               m_env->getMap().transformLiquids(modified_blocks);
+               m_env->getMap().transformLiquids(modified_blocks, m_env);
 #if 0
                /*
                        Update lighting
@@ -643,10 +581,10 @@ void Server::AsyncRunStep(bool initial_step)
        // send masterserver announce
        {
                float &counter = m_masterserver_timer;
-               if(!isSingleplayer() && (!counter || counter >= 300.0) &&
-                               g_settings->getBool("server_announce"))
-               {
-                       ServerList::sendAnnounce(counter ? "update" : "start",
+               if (!isSingleplayer() && (!counter || counter >= 300.0) &&
+                               g_settings->getBool("server_announce")) {
+                       ServerList::sendAnnounce(counter ? ServerList::AA_UPDATE :
+                                               ServerList::AA_START,
                                        m_bind_addr.getPort(),
                                        m_clients.getPlayerNames(),
                                        m_uptime.get(),
@@ -654,7 +592,8 @@ void Server::AsyncRunStep(bool initial_step)
                                        m_lag,
                                        m_gamespec.id,
                                        Mapgen::getMapgenName(m_emerge->mgparams->mgtype),
-                                       m_mods);
+                                       m_mods,
+                                       m_dedicated);
                        counter = 0.01;
                }
                counter += dtime;
@@ -669,24 +608,24 @@ void Server::AsyncRunStep(bool initial_step)
                MutexAutoLock envlock(m_env_mutex);
 
                m_clients.lock();
-               std::map<u16, RemoteClient*> clients = m_clients.getClientList();
+               RemoteClientMap clients = m_clients.getClientList();
                ScopeProfiler sp(g_profiler, "Server: checking added and deleted objs");
 
                // Radius inside which objects are active
-               static const s16 radius =
+               static thread_local const s16 radius =
                        g_settings->getS16("active_object_send_range_blocks") * MAP_BLOCKSIZE;
 
                // Radius inside which players are active
-               static const bool is_transfer_limited =
+               static thread_local const bool is_transfer_limited =
                        g_settings->exists("unlimited_player_transfer_distance") &&
                        !g_settings->getBool("unlimited_player_transfer_distance");
-               static const s16 player_transfer_dist = g_settings->getS16("player_transfer_distance") * MAP_BLOCKSIZE;
+               static thread_local const s16 player_transfer_dist =
+                       g_settings->getS16("player_transfer_distance") * MAP_BLOCKSIZE;
                s16 player_radius = player_transfer_dist;
                if (player_radius == 0 && is_transfer_limited)
                        player_radius = radius;
 
-               for (std::map<u16, RemoteClient*>::iterator
-                       i = clients.begin();
+               for (RemoteClientMap::iterator i = clients.begin();
                        i != clients.end(); ++i) {
                        RemoteClient *client = i->second;
 
@@ -695,8 +634,8 @@ void Server::AsyncRunStep(bool initial_step)
                        if (client->getState() < CS_DefinitionsSent)
                                continue;
 
-                       Player *player = m_env->getPlayer(client->peer_id);
-                       if(player == NULL) {
+                       RemotePlayer *player = m_env->getPlayer(client->peer_id);
+                       if (player == NULL) {
                                // This can happen if the client timeouts somehow
                                /*warningstream<<FUNCTION_NAME<<": Client "
                                                <<client->peer_id
@@ -704,11 +643,19 @@ void Server::AsyncRunStep(bool initial_step)
                                continue;
                        }
 
+                       PlayerSAO *playersao = player->getPlayerSAO();
+                       if (playersao == NULL)
+                               continue;
+
+                       s16 my_radius = MYMIN(radius, playersao->getWantedRange() * MAP_BLOCKSIZE);
+                       if (my_radius <= 0) my_radius = radius;
+                       //infostream << "Server: Active Radius " << my_radius << std::endl;
+
                        std::queue<u16> removed_objects;
                        std::queue<u16> added_objects;
-                       m_env->getRemovedActiveObjects(playerradius, player_radius,
+                       m_env->getRemovedActiveObjects(playersao, my_radius, player_radius,
                                        client->m_known_objects, removed_objects);
-                       m_env->getAddedActiveObjects(playerradius, player_radius,
+                       m_env->getAddedActiveObjects(playersao, my_radius, player_radius,
                                        client->m_known_objects, added_objects);
 
                        // Ignore if nothing happened
@@ -784,6 +731,18 @@ void Server::AsyncRunStep(bool initial_step)
                                        << "packet size is " << pktSize << std::endl;
                }
                m_clients.unlock();
+
+               m_mod_storage_save_timer -= dtime;
+               if (m_mod_storage_save_timer <= 0.0f) {
+                       infostream << "Saving registered mod storages." << std::endl;
+                       m_mod_storage_save_timer = g_settings->getFloat("server_map_save_interval");
+                       for (std::unordered_map<std::string, ModMetadata *>::const_iterator
+                               it = m_mod_storages.begin(); it != m_mod_storages.end(); ++it) {
+                               if (it->second->isModified()) {
+                                       it->second->save(getModStoragePath());
+                               }
+                       }
+               }
        }
 
        /*
@@ -795,7 +754,7 @@ void Server::AsyncRunStep(bool initial_step)
 
                // Key = object id
                // Value = data sent by object
-               std::map<u16, std::vector<ActiveObjectMessage>* > buffered_messages;
+               std::unordered_map<u16, std::vector<ActiveObjectMessage>*> buffered_messages;
 
                // Get active object messages from environment
                for(;;) {
@@ -804,7 +763,7 @@ void Server::AsyncRunStep(bool initial_step)
                                break;
 
                        std::vector<ActiveObjectMessage>* message_list = NULL;
-                       std::map<u16, std::vector<ActiveObjectMessage>* >::iterator n;
+                       std::unordered_map<u16, std::vector<ActiveObjectMessage>* >::iterator n;
                        n = buffered_messages.find(aom.id);
                        if (n == buffered_messages.end()) {
                                message_list = new std::vector<ActiveObjectMessage>;
@@ -817,16 +776,15 @@ void Server::AsyncRunStep(bool initial_step)
                }
 
                m_clients.lock();
-               std::map<u16, RemoteClient*> clients = m_clients.getClientList();
+               RemoteClientMap clients = m_clients.getClientList();
                // Route data to every client
-               for (std::map<u16, RemoteClient*>::iterator
-                       i = clients.begin();
-                       i != clients.end(); ++i) {
+               for (std::unordered_map<u16, RemoteClient*>::iterator i = clients.begin();
+                               i != clients.end(); ++i) {
                        RemoteClient *client = i->second;
                        std::string reliable_data;
                        std::string unreliable_data;
                        // Go through all objects in message buffer
-                       for (std::map<u16, std::vector<ActiveObjectMessage>* >::iterator
+                       for (std::unordered_map<u16, std::vector<ActiveObjectMessage>* >::iterator
                                        j = buffered_messages.begin();
                                        j != buffered_messages.end(); ++j) {
                                // If object is not known by client, skip it
@@ -870,7 +828,7 @@ void Server::AsyncRunStep(bool initial_step)
                m_clients.unlock();
 
                // Clear buffered_messages
-               for(std::map<u16, std::vector<ActiveObjectMessage>* >::iterator
+               for (std::unordered_map<u16, std::vector<ActiveObjectMessage>* >::iterator
                                i = buffered_messages.begin();
                                i != buffered_messages.end(); ++i) {
                        delete i->second;
@@ -999,7 +957,7 @@ void Server::AsyncRunStep(bool initial_step)
        {
                float &counter = m_savemap_timer;
                counter += dtime;
-               static const float save_interval =
+               static thread_local const float save_interval =
                        g_settings->getFloat("server_map_save_interval");
                if (counter >= save_interval) {
                        counter = 0.0;
@@ -1022,6 +980,39 @@ void Server::AsyncRunStep(bool initial_step)
                        m_env->saveMeta();
                }
        }
+
+       // Timed shutdown
+       static const float shutdown_msg_times[] =
+       {
+               1, 2, 3, 4, 5, 10, 15, 20, 25, 30, 45, 60, 120, 180, 300, 600, 1200, 1800, 3600
+       };
+
+       if (m_shutdown_timer > 0.0f) {
+               // Automated messages
+               if (m_shutdown_timer < shutdown_msg_times[ARRLEN(shutdown_msg_times) - 1]) {
+                       for (u16 i = 0; i < ARRLEN(shutdown_msg_times) - 1; i++) {
+                               // If shutdown timer matches an automessage, shot it
+                               if (m_shutdown_timer > shutdown_msg_times[i] &&
+                                       m_shutdown_timer - dtime < shutdown_msg_times[i]) {
+                                       std::wstringstream ws;
+
+                                       ws << L"*** Server shutting down in "
+                                               << duration_to_string(myround(m_shutdown_timer - dtime)).c_str()
+                                               << ".";
+
+                                       infostream << wide_to_utf8(ws.str()).c_str() << std::endl;
+                                       SendChatMessage(PEER_ID_INEXISTENT, ws.str());
+                                       break;
+                               }
+                       }
+               }
+
+               m_shutdown_timer -= dtime;
+               if (m_shutdown_timer < 0.0f) {
+                       m_shutdown_timer = 0.0f;
+                       m_shutdown_requested = true;
+               }
+       }
 }
 
 void Server::Receive()
@@ -1072,8 +1063,7 @@ PlayerSAO* Server::StageTwoClientInit(u16 peer_id)
        }
        m_clients.unlock();
 
-       RemotePlayer *player =
-               static_cast<RemotePlayer*>(m_env->getPlayer(playername.c_str()));
+       RemotePlayer *player = m_env->getPlayer(playername.c_str());
 
        // If failed, cancel
        if ((playersao == NULL) || (player == NULL)) {
@@ -1105,18 +1095,17 @@ PlayerSAO* Server::StageTwoClientInit(u16 peer_id)
        // Send inventory
        SendInventory(playersao);
 
-       // Send HP
-       SendPlayerHPOrDie(playersao);
+       // Send HP or death screen
+       if (playersao->isDead())
+               SendDeathscreen(peer_id, false, v3f(0,0,0));
+       else
+               SendPlayerHPOrDie(playersao);
 
        // Send Breath
-       SendPlayerBreath(peer_id);
-
-       // Show death screen if necessary
-       if(player->isDead())
-               SendDeathscreen(peer_id, false, v3f(0,0,0));
+       SendPlayerBreath(playersao);
 
        // Note things in chat if not in simple singleplayer mode
-       if(!m_simple_singleplayer_mode) {
+       if (!m_simple_singleplayer_mode && g_settings->getBool("show_statusline_on_connect")) {
                // Send information about server to player in chat
                SendChatMessage(peer_id, getStatusString());
        }
@@ -1127,11 +1116,11 @@ PlayerSAO* Server::StageTwoClientInit(u16 peer_id)
                Print out action
        */
        {
-               std::vector<std::string> names = m_clients.getPlayerNames();
+               const std::vector<std::string> &names = m_clients.getPlayerNames();
 
-               actionstream<<player->getName() <<" joins game. List of players: ";
+               actionstream << player->getName() << " joins game. List of players: ";
 
-               for (std::vector<std::string>::iterator i = names.begin();
+               for (std::vector<std::string>::const_iterator i = names.begin();
                                i != names.end(); ++i) {
                        actionstream << *i << " ";
                }
@@ -1258,7 +1247,7 @@ Inventory* Server::getInventory(const InventoryLocation &loc)
                break;
        case InventoryLocation::PLAYER:
        {
-               Player *player = m_env->getPlayer(loc.name.c_str());
+               RemotePlayer *player = dynamic_cast<RemotePlayer *>(m_env->getPlayer(loc.name.c_str()));
                if(!player)
                        return NULL;
                PlayerSAO *playersao = player->getPlayerSAO();
@@ -1298,9 +1287,12 @@ void Server::setInventoryModified(const InventoryLocation &loc, bool playerSend)
                if (!playerSend)
                        return;
 
-               Player *player = m_env->getPlayer(loc.name.c_str());
-               if(!player)
+               RemotePlayer *player =
+                       dynamic_cast<RemotePlayer *>(m_env->getPlayer(loc.name.c_str()));
+
+               if (!player)
                        return;
+
                PlayerSAO *playersao = player->getPlayerSAO();
                if(!playersao)
                        return;
@@ -1626,15 +1618,18 @@ void Server::SendInventory(PlayerSAO* playerSAO)
 void Server::SendChatMessage(u16 peer_id, const std::wstring &message)
 {
        DSTACK(FUNCTION_NAME);
+       if (peer_id != PEER_ID_INEXISTENT) {
+               NetworkPacket pkt(TOCLIENT_CHAT_MESSAGE, 0, peer_id);
 
-       NetworkPacket pkt(TOCLIENT_CHAT_MESSAGE, 0, peer_id);
-       pkt << message;
+               if (m_clients.getProtocolVersion(peer_id) < 27)
+                       pkt << unescape_enriched(message);
+               else
+                       pkt << message;
 
-       if (peer_id != PEER_ID_INEXISTENT) {
                Send(&pkt);
-       }
-       else {
-               m_clients.sendToAll(0, &pkt, true);
+       } else {
+               for (u16 id : m_clients.getClientIDs())
+                       SendChatMessage(id, message);
        }
 }
 
@@ -1644,20 +1639,52 @@ void Server::SendShowFormspecMessage(u16 peer_id, const std::string &formspec,
        DSTACK(FUNCTION_NAME);
 
        NetworkPacket pkt(TOCLIENT_SHOW_FORMSPEC, 0 , peer_id);
-
-       pkt.putLongString(FORMSPEC_VERSION_STRING + formspec);
+       if (formspec == "" ){
+               //the client should close the formspec
+               pkt.putLongString("");
+       } else {
+               pkt.putLongString(FORMSPEC_VERSION_STRING + formspec);
+       }
        pkt << formname;
 
        Send(&pkt);
 }
 
 // Spawns a particle on peer with peer_id
-void Server::SendSpawnParticle(u16 peer_id, v3f pos, v3f velocity, v3f acceleration,
+void Server::SendSpawnParticle(u16 peer_id, u16 protocol_version,
+                               v3f pos, v3f velocity, v3f acceleration,
                                float expirationtime, float size, bool collisiondetection,
                                bool collision_removal,
-                               bool vertical, const std::string &texture)
+                               bool vertical, const std::string &texture,
+                               const struct TileAnimationParams &animation, u8 glow)
 {
        DSTACK(FUNCTION_NAME);
+       static thread_local const float radius =
+                       g_settings->getS16("max_block_send_distance") * MAP_BLOCKSIZE * BS;
+
+       if (peer_id == PEER_ID_INEXISTENT) {
+               std::vector<u16> clients = m_clients.getClientIDs();
+
+               for (std::vector<u16>::iterator i = clients.begin(); i != clients.end(); ++i) {
+                       RemotePlayer *player = m_env->getPlayer(*i);
+                       if (!player)
+                               continue;
+
+                       PlayerSAO *sao = player->getPlayerSAO();
+                       if (!sao)
+                               continue;
+
+                       // Do not send to distant clients
+                       if (sao->getBasePosition().getDistanceFrom(pos * BS) > radius)
+                               continue;
+
+                       SendSpawnParticle(*i, player->protocol_version,
+                                       pos, velocity, acceleration,
+                                       expirationtime, size, collisiondetection,
+                                       collision_removal, vertical, texture, animation, glow);
+               }
+               return;
+       }
 
        NetworkPacket pkt(TOCLIENT_SPAWN_PARTICLE, 0, peer_id);
 
@@ -1666,22 +1693,39 @@ void Server::SendSpawnParticle(u16 peer_id, v3f pos, v3f velocity, v3f accelerat
        pkt.putLongString(texture);
        pkt << vertical;
        pkt << collision_removal;
+       // This is horrible but required (why are there two ways to serialize pkts?)
+       std::ostringstream os(std::ios_base::binary);
+       animation.serialize(os, protocol_version);
+       pkt.putRawString(os.str());
+       pkt << glow;
 
-       if (peer_id != PEER_ID_INEXISTENT) {
-               Send(&pkt);
-       }
-       else {
-               m_clients.sendToAll(0, &pkt, true);
-       }
+       Send(&pkt);
 }
 
 // Adds a ParticleSpawner on peer with peer_id
-void Server::SendAddParticleSpawner(u16 peer_id, u16 amount, float spawntime, v3f minpos, v3f maxpos,
+void Server::SendAddParticleSpawner(u16 peer_id, u16 protocol_version,
+       u16 amount, float spawntime, v3f minpos, v3f maxpos,
        v3f minvel, v3f maxvel, v3f minacc, v3f maxacc, float minexptime, float maxexptime,
        float minsize, float maxsize, bool collisiondetection, bool collision_removal,
-       bool vertical, const std::string &texture, u32 id)
+       u16 attached_id, bool vertical, const std::string &texture, u32 id,
+       const struct TileAnimationParams &animation, u8 glow)
 {
        DSTACK(FUNCTION_NAME);
+       if (peer_id == PEER_ID_INEXISTENT) {
+               // This sucks and should be replaced:
+               std::vector<u16> clients = m_clients.getClientIDs();
+               for (std::vector<u16>::iterator i = clients.begin(); i != clients.end(); ++i) {
+                       RemotePlayer *player = m_env->getPlayer(*i);
+                       if (!player)
+                               continue;
+                       SendAddParticleSpawner(*i, player->protocol_version,
+                                       amount, spawntime, minpos, maxpos,
+                                       minvel, maxvel, minacc, maxacc, minexptime, maxexptime,
+                                       minsize, maxsize, collisiondetection, collision_removal,
+                                       attached_id, vertical, texture, id, animation, glow);
+               }
+               return;
+       }
 
        NetworkPacket pkt(TOCLIENT_ADD_PARTICLESPAWNER, 0, peer_id);
 
@@ -1693,13 +1737,14 @@ void Server::SendAddParticleSpawner(u16 peer_id, u16 amount, float spawntime, v3
 
        pkt << id << vertical;
        pkt << collision_removal;
+       pkt << attached_id;
+       // This is horrible but required
+       std::ostringstream os(std::ios_base::binary);
+       animation.serialize(os, protocol_version);
+       pkt.putRawString(os.str());
+       pkt << glow;
 
-       if (peer_id != PEER_ID_INEXISTENT) {
-               Send(&pkt);
-       }
-       else {
-               m_clients.sendToAll(0, &pkt, true);
-       }
+       Send(&pkt);
 }
 
 void Server::SendDeleteParticleSpawner(u16 peer_id, u32 id)
@@ -1715,7 +1760,7 @@ void Server::SendDeleteParticleSpawner(u16 peer_id, u32 id)
                Send(&pkt);
        }
        else {
-               m_clients.sendToAll(0, &pkt, true);
+               m_clients.sendToAll(&pkt);
        }
 
 }
@@ -1790,7 +1835,8 @@ void Server::SendHUDSetParam(u16 peer_id, u16 param, const std::string &value)
 }
 
 void Server::SendSetSky(u16 peer_id, const video::SColor &bgcolor,
-               const std::string &type, const std::vector<std::string> &params)
+               const std::string &type, const std::vector<std::string> &params,
+               bool &clouds)
 {
        NetworkPacket pkt(TOCLIENT_SET_SKY, 0, peer_id);
        pkt << bgcolor << type << (u16) params.size();
@@ -1798,6 +1844,22 @@ void Server::SendSetSky(u16 peer_id, const video::SColor &bgcolor,
        for(size_t i=0; i<params.size(); i++)
                pkt << params[i];
 
+       pkt << clouds;
+
+       Send(&pkt);
+}
+
+void Server::SendCloudParams(u16 peer_id, float density,
+               const video::SColor &color_bright,
+               const video::SColor &color_ambient,
+               float height,
+               float thickness,
+               const v2f &speed)
+{
+       NetworkPacket pkt(TOCLIENT_CLOUD_PARAMS, 0, peer_id);
+       pkt << density << color_bright << color_ambient
+                       << height << thickness << speed;
+
        Send(&pkt);
 }
 
@@ -1820,7 +1882,7 @@ void Server::SendTimeOfDay(u16 peer_id, u16 time, f32 time_speed)
        pkt << time << time_speed;
 
        if (peer_id == PEER_ID_INEXISTENT) {
-               m_clients.sendToAll(0, &pkt, true);
+               m_clients.sendToAll(&pkt);
        }
        else {
                Send(&pkt);
@@ -1845,33 +1907,32 @@ void Server::SendPlayerHP(u16 peer_id)
        playersao->m_messages_out.push(aom);
 }
 
-void Server::SendPlayerBreath(u16 peer_id)
+void Server::SendPlayerBreath(PlayerSAO *sao)
 {
        DSTACK(FUNCTION_NAME);
-       PlayerSAO *playersao = getPlayerSAO(peer_id);
-       assert(playersao);
+       assert(sao);
 
-       m_script->player_event(playersao, "breath_changed");
-       SendBreath(peer_id, playersao->getBreath());
+       m_script->player_event(sao, "breath_changed");
+       SendBreath(sao->getPeerID(), sao->getBreath());
 }
 
 void Server::SendMovePlayer(u16 peer_id)
 {
        DSTACK(FUNCTION_NAME);
-       Player *player = m_env->getPlayer(peer_id);
+       RemotePlayer *player = m_env->getPlayer(peer_id);
        assert(player);
+       PlayerSAO *sao = player->getPlayerSAO();
+       assert(sao);
 
        NetworkPacket pkt(TOCLIENT_MOVE_PLAYER, sizeof(v3f) + sizeof(f32) * 2, peer_id);
-       pkt << player->getPosition() << player->getPitch() << player->getYaw();
+       pkt << sao->getBasePosition() << sao->getPitch() << sao->getYaw();
 
        {
-               v3f pos = player->getPosition();
-               f32 pitch = player->getPitch();
-               f32 yaw = player->getYaw();
+               v3f pos = sao->getBasePosition();
                verbosestream << "Server: Sending TOCLIENT_MOVE_PLAYER"
                                << " pos=(" << pos.X << "," << pos.Y << "," << pos.Z << ")"
-                               << " pitch=" << pitch
-                               << " yaw=" << yaw
+                               << " pitch=" << sao->getPitch()
+                               << " yaw=" << sao->getYaw()
                                << std::endl;
        }
 
@@ -1897,7 +1958,7 @@ void Server::SendEyeOffset(u16 peer_id, v3f first, v3f third)
 }
 void Server::SendPlayerPrivileges(u16 peer_id)
 {
-       Player *player = m_env->getPlayer(peer_id);
+       RemotePlayer *player = m_env->getPlayer(peer_id);
        assert(player);
        if(player->peer_id == PEER_ID_INEXISTENT)
                return;
@@ -1918,7 +1979,7 @@ void Server::SendPlayerPrivileges(u16 peer_id)
 
 void Server::SendPlayerInventoryFormspec(u16 peer_id)
 {
-       Player *player = m_env->getPlayer(peer_id);
+       RemotePlayer *player = m_env->getPlayer(peer_id);
        assert(player);
        if(player->peer_id == PEER_ID_INEXISTENT)
                return;
@@ -1963,7 +2024,7 @@ s32 Server::playSound(const SimpleSoundSpec &spec,
        std::vector<u16> dst_clients;
        if(params.to_player != "")
        {
-               Player *player = m_env->getPlayer(params.to_player.c_str());
+               RemotePlayer *player = m_env->getPlayer(params.to_player.c_str());
                if(!player){
                        infostream<<"Server::playSound: Player \""<<params.to_player
                                        <<"\" not found"<<std::endl;
@@ -1979,14 +2040,17 @@ s32 Server::playSound(const SimpleSoundSpec &spec,
        else {
                std::vector<u16> clients = m_clients.getClientIDs();
 
-               for(std::vector<u16>::iterator
-                               i = clients.begin(); i != clients.end(); ++i) {
-                       Player *player = m_env->getPlayer(*i);
-                       if(!player)
+               for (std::vector<u16>::iterator i = clients.begin(); i != clients.end(); ++i) {
+                       RemotePlayer *player = m_env->getPlayer(*i);
+                       if (!player)
+                               continue;
+
+                       PlayerSAO *sao = player->getPlayerSAO();
+                       if (!sao)
                                continue;
 
-                       if(pos_exists) {
-                               if(player->getPosition().getDistanceFrom(pos) >
+                       if (pos_exists) {
+                               if(sao->getBasePosition().getDistanceFrom(pos) >
                                                params.max_hear_distance)
                                        continue;
                        }
@@ -2003,39 +2067,93 @@ s32 Server::playSound(const SimpleSoundSpec &spec,
        m_playing_sounds[id] = ServerPlayingSound();
        ServerPlayingSound &psound = m_playing_sounds[id];
        psound.params = params;
+       psound.spec = spec;
 
+       float gain = params.gain * spec.gain;
        NetworkPacket pkt(TOCLIENT_PLAY_SOUND, 0);
-       pkt << id << spec.name << (float) (spec.gain * params.gain)
-                       << (u8) params.type << pos << params.object << params.loop;
+       pkt << id << spec.name << gain
+                       << (u8) params.type << pos << params.object
+                       << params.loop << params.fade << params.pitch;
 
-       for(std::vector<u16>::iterator i = dst_clients.begin();
+       // Backwards compability
+       bool play_sound = gain > 0;
+
+       for (std::vector<u16>::iterator i = dst_clients.begin();
                        i != dst_clients.end(); ++i) {
-               psound.clients.insert(*i);
-               m_clients.send(*i, 0, &pkt, true);
+               if (play_sound || m_clients.getProtocolVersion(*i) >= 32) {
+                       psound.clients.insert(*i);
+                       m_clients.send(*i, 0, &pkt, true);
+               }
        }
        return id;
 }
 void Server::stopSound(s32 handle)
 {
        // Get sound reference
-       std::map<s32, ServerPlayingSound>::iterator i =
-                       m_playing_sounds.find(handle);
-       if(i == m_playing_sounds.end())
+       std::unordered_map<s32, ServerPlayingSound>::iterator i =
+               m_playing_sounds.find(handle);
+       if (i == m_playing_sounds.end())
                return;
        ServerPlayingSound &psound = i->second;
 
        NetworkPacket pkt(TOCLIENT_STOP_SOUND, 4);
        pkt << handle;
 
-       for(std::set<u16>::iterator i = psound.clients.begin();
-                       i != psound.clients.end(); ++i) {
+       for (std::unordered_set<u16>::const_iterator si = psound.clients.begin();
+                       si != psound.clients.end(); ++si) {
                // Send as reliable
-               m_clients.send(*i, 0, &pkt, true);
+               m_clients.send(*si, 0, &pkt, true);
        }
        // Remove sound reference
        m_playing_sounds.erase(i);
 }
 
+void Server::fadeSound(s32 handle, float step, float gain)
+{
+       // Get sound reference
+       std::unordered_map<s32, ServerPlayingSound>::iterator i =
+               m_playing_sounds.find(handle);
+       if (i == m_playing_sounds.end())
+               return;
+
+       ServerPlayingSound &psound = i->second;
+       psound.params.gain = gain;
+
+       NetworkPacket pkt(TOCLIENT_FADE_SOUND, 4);
+       pkt << handle << step << gain;
+
+       // Backwards compability
+       bool play_sound = gain > 0;
+       ServerPlayingSound compat_psound = psound;
+       compat_psound.clients.clear();
+
+       NetworkPacket compat_pkt(TOCLIENT_STOP_SOUND, 4);
+       compat_pkt << handle;
+
+       for (std::unordered_set<u16>::iterator it = psound.clients.begin();
+                       it != psound.clients.end();) {
+               if (m_clients.getProtocolVersion(*it) >= 32) {
+                       // Send as reliable
+                       m_clients.send(*it, 0, &pkt, true);
+                       ++it;
+               } else {
+                       compat_psound.clients.insert(*it);
+                       // Stop old sound
+                       m_clients.send(*it, 0, &compat_pkt, true);
+                       psound.clients.erase(it++);
+               }
+       }
+
+       // Remove sound reference
+       if (!play_sound || psound.clients.size() == 0)
+               m_playing_sounds.erase(i);
+
+       if (play_sound && compat_psound.clients.size() > 0) {
+               // Play new sound volume on older clients
+               playSound(compat_psound.spec, compat_psound.params);
+       }
+}
+
 void Server::sendRemoveNode(v3s16 p, u16 ignore_id,
        std::vector<u16> *far_players, float far_d_nodes)
 {
@@ -2046,14 +2164,17 @@ void Server::sendRemoveNode(v3s16 p, u16 ignore_id,
        pkt << p;
 
        std::vector<u16> clients = m_clients.getClientIDs();
-       for(std::vector<u16>::iterator i = clients.begin();
-               i != clients.end(); ++i) {
+       for (std::vector<u16>::iterator i = clients.begin(); i != clients.end(); ++i) {
                if (far_players) {
                        // Get player
-                       if(Player *player = m_env->getPlayer(*i)) {
+                       if (RemotePlayer *player = m_env->getPlayer(*i)) {
+                               PlayerSAO *sao = player->getPlayerSAO();
+                               if (!sao)
+                                       continue;
+
                                // If player is far away, only set modified blocks not sent
-                               v3f player_pos = player->getPosition();
-                               if(player_pos.getDistanceFrom(p_f) > maxd) {
+                               v3f player_pos = sao->getBasePosition();
+                               if (player_pos.getDistanceFrom(p_f) > maxd) {
                                        far_players->push_back(*i);
                                        continue;
                                }
@@ -2073,14 +2194,16 @@ void Server::sendAddNode(v3s16 p, MapNode n, u16 ignore_id,
        v3f p_f = intToFloat(p, BS);
 
        std::vector<u16> clients = m_clients.getClientIDs();
-       for(std::vector<u16>::iterator i = clients.begin();
-                       i != clients.end(); ++i) {
-
-               if(far_players) {
+       for(std::vector<u16>::iterator i = clients.begin();     i != clients.end(); ++i) {
+               if (far_players) {
                        // Get player
-                       if(Player *player = m_env->getPlayer(*i)) {
+                       if (RemotePlayer *player = m_env->getPlayer(*i)) {
+                               PlayerSAO *sao = player->getPlayerSAO();
+                               if (!sao)
+                                       continue;
+
                                // If player is far away, only set modified blocks not sent
-                               v3f player_pos = player->getPosition();
+                               v3f player_pos = sao->getBasePosition();
                                if(player_pos.getDistanceFrom(p_f) > maxd) {
                                        far_players->push_back(*i);
                                        continue;
@@ -2094,14 +2217,6 @@ void Server::sendAddNode(v3s16 p, MapNode n, u16 ignore_id,
                if (client != 0) {
                        pkt << p << n.param0 << n.param1 << n.param2
                                        << (u8) (remove_metadata ? 0 : 1);
-
-                       if (!remove_metadata) {
-                               if (client->net_proto_version <= 21) {
-                                       // Old clients always clear metadata; fix it
-                                       // by sending the full block again.
-                                       client->SetBlockNotSent(getNodeBlockPos(p));
-                               }
-                       }
                }
                m_clients.unlock();
 
@@ -2135,7 +2250,7 @@ void Server::SendBlockNoLock(u16 peer_id, MapBlock *block, u8 ver, u16 net_proto
 
        std::ostringstream os(std::ios_base::binary);
        block->serialize(os, ver, false);
-       block->serializeNetworkSpecific(os, net_proto_version);
+       block->serializeNetworkSpecific(os);
        std::string s = os.str();
 
        NetworkPacket pkt(TOCLIENT_BLOCKDATA, 2 + 2 + 2 + 2 + s.size(), peer_id);
@@ -2324,7 +2439,7 @@ void Server::sendMediaAnnouncement(u16 peer_id)
        NetworkPacket pkt(TOCLIENT_ANNOUNCE_MEDIA, 0, peer_id);
        pkt << (u16) m_media.size();
 
-       for (std::map<std::string, MediaInfo>::iterator i = m_media.begin();
+       for (std::unordered_map<std::string, MediaInfo>::iterator i = m_media.begin();
                        i != m_media.end(); ++i) {
                pkt << i->first << i->second.sha1_digest;
        }
@@ -2369,7 +2484,7 @@ void Server::sendRequestedMedia(u16 peer_id,
                        i != tosend.end(); ++i) {
                const std::string &name = *i;
 
-               if(m_media.find(name) == m_media.end()) {
+               if (m_media.find(name) == m_media.end()) {
                        errorstream<<"Server::sendRequestedMedia(): Client asked for "
                                        <<"unknown file \""<<(name)<<"\""<<std::endl;
                        continue;
@@ -2472,11 +2587,16 @@ void Server::sendDetachedInventory(const std::string &name, u16 peer_id)
        NetworkPacket pkt(TOCLIENT_DETACHED_INVENTORY, 0, peer_id);
        pkt.putRawString(s.c_str(), s.size());
 
-       if (peer_id != PEER_ID_INEXISTENT) {
-               Send(&pkt);
-       }
-       else {
-               m_clients.sendToAll(0, &pkt, true);
+       const std::string &check = m_detached_inventories_player[name];
+       if (peer_id == PEER_ID_INEXISTENT) {
+               if (check == "")
+                       return m_clients.sendToAll(&pkt);
+               RemotePlayer *p = m_env->getPlayer(check.c_str());
+               if (p)
+                       m_clients.send(p->peer_id, 0, &pkt, true);
+       } else {
+               if (check == "" || getPlayerName(peer_id) == check)
+                       Send(&pkt);
        }
 }
 
@@ -2533,15 +2653,13 @@ void Server::RespawnPlayer(u16 peer_id)
        playersao->setHP(PLAYER_MAX_HP);
        playersao->setBreath(PLAYER_MAX_BREATH);
 
-       SendPlayerHP(peer_id);
-       SendPlayerBreath(peer_id);
-
        bool repositioned = m_script->on_respawnplayer(playersao);
-       if(!repositioned){
-               v3f pos = findSpawnPos();
+       if (!repositioned) {
                // setPos will send the new position to client
-               playersao->setPos(pos);
+               playersao->setPos(findSpawnPos());
        }
+
+       SendPlayerHP(peer_id);
 }
 
 
@@ -2630,31 +2748,32 @@ void Server::DeleteClient(u16 peer_id, ClientDeletionReason reason)
                /*
                        Clear references to playing sounds
                */
-               for(std::map<s32, ServerPlayingSound>::iterator
-                               i = m_playing_sounds.begin();
-                               i != m_playing_sounds.end();)
-               {
+               for (std::unordered_map<s32, ServerPlayingSound>::iterator
+                                i = m_playing_sounds.begin(); i != m_playing_sounds.end();) {
                        ServerPlayingSound &psound = i->second;
                        psound.clients.erase(peer_id);
-                       if(psound.clients.empty())
+                       if (psound.clients.empty())
                                m_playing_sounds.erase(i++);
                        else
                                ++i;
                }
 
-               Player *player = m_env->getPlayer(peer_id);
+               RemotePlayer *player = m_env->getPlayer(peer_id);
 
                /* Run scripts and remove from environment */
-               {
-                       if(player != NULL)
-                       {
-                               PlayerSAO *playersao = player->getPlayerSAO();
-                               assert(playersao);
-
-                               m_script->on_leaveplayer(playersao, reason == CDR_TIMEOUT);
-
-                               playersao->disconnected();
-                       }
+               if (player != NULL) {
+                       PlayerSAO *playersao = player->getPlayerSAO();
+                       assert(playersao);
+
+                       // inform connected clients
+                       NetworkPacket notice(TOCLIENT_UPDATE_PLAYER_LIST, 0, PEER_ID_INEXISTENT);
+                       // (u16) 1 + std::string represents a vector serialization representation
+                       notice << (u8) PLAYER_LIST_REMOVE  << (u16) 1 << std::string(playersao->getPlayer()->getName());
+                       m_clients.sendToAll(&notice);
+                       // run scripts
+                       m_script->on_leaveplayer(playersao, reason == CDR_TIMEOUT);
+
+                       playersao->disconnected();
                }
 
                /*
@@ -2668,8 +2787,8 @@ void Server::DeleteClient(u16 peer_id, ClientDeletionReason reason)
                                for(std::vector<u16>::iterator i = clients.begin();
                                        i != clients.end(); ++i) {
                                        // Get player
-                                       Player *player = m_env->getPlayer(*i);
-                                       if(!player)
+                                       RemotePlayer *player = m_env->getPlayer(*i);
+                                       if (!player)
                                                continue;
 
                                        // Get name of player
@@ -2696,7 +2815,7 @@ void Server::DeleteClient(u16 peer_id, ClientDeletionReason reason)
                SendChatMessage(PEER_ID_INEXISTENT,message);
 }
 
-void Server::UpdateCrafting(Player* player)
+void Server::UpdateCrafting(RemotePlayer *player)
 {
        DSTACK(FUNCTION_NAME);
 
@@ -2706,7 +2825,8 @@ void Server::UpdateCrafting(Player* player)
        loc.setPlayer(player->getName());
        std::vector<ItemStack> output_replacements;
        getCraftingResult(&player->inventory, preview, output_replacements, false, this);
-       m_env->getScriptIface()->item_CraftPredict(preview, player->getPlayerSAO(), (&player->inventory)->getList("craft"), loc);
+       m_env->getScriptIface()->item_CraftPredict(preview, player->getPlayerSAO(),
+                       (&player->inventory)->getList("craft"), loc);
 
        // Put the new preview in
        InventoryList *plist = player->inventory.getList("craftpreview");
@@ -2735,63 +2855,58 @@ void Server::handleChatInterfaceEvent(ChatEvent *evt)
 }
 
 std::wstring Server::handleChat(const std::string &name, const std::wstring &wname,
-       const std::wstring &wmessage, bool check_shout_priv, RemotePlayer *player)
+       std::wstring wmessage, bool check_shout_priv, RemotePlayer *player)
 {
        // If something goes wrong, this player is to blame
        RollbackScopeActor rollback_scope(m_rollback,
                std::string("player:") + name);
 
-       // Line to send
-       std::wstring line;
-       // Whether to send line to the player that sent the message, or to all players
-       bool broadcast_line = true;
-
-       // Run script hook
-       bool ate = m_script->on_chat_message(name,
-               wide_to_utf8(wmessage));
-       // If script ate the message, don't proceed
-       if (ate)
-               return L"";
-
-       switch (player->canSendChatMessage()) {
-               case RPLAYER_CHATRESULT_FLOODING: {
-                       std::wstringstream ws;
-                       ws << L"You cannot send more messages. You are limited to "
-                          << g_settings->getFloat("chat_message_limit_per_10sec")
-                          << " messages per 10 seconds.";
-                       return ws.str();
+       if (g_settings->getBool("strip_color_codes"))
+               wmessage = unescape_enriched(wmessage);
+
+       if (player) {
+               switch (player->canSendChatMessage()) {
+                       case RPLAYER_CHATRESULT_FLOODING: {
+                               std::wstringstream ws;
+                               ws << L"You cannot send more messages. You are limited to "
+                                  << g_settings->getFloat("chat_message_limit_per_10sec")
+                                  << L" messages per 10 seconds.";
+                               return ws.str();
+                       }
+                       case RPLAYER_CHATRESULT_KICK:
+                               DenyAccess_Legacy(player->peer_id,
+                                               L"You have been kicked due to message flooding.");
+                               return L"";
+                       case RPLAYER_CHATRESULT_OK:
+                               break;
+                       default:
+                               FATAL_ERROR("Unhandled chat filtering result found.");
                }
-               case RPLAYER_CHATRESULT_KICK:
-                       DenyAccess_Legacy(player->peer_id, L"You have been kicked due to message flooding.");
-                       return L"";
-               case RPLAYER_CHATRESULT_OK: break;
-               default: FATAL_ERROR("Unhandled chat filtering result found.");
        }
 
-       if (m_max_chatmessage_length > 0 && wmessage.length() > m_max_chatmessage_length) {
+       if (m_max_chatmessage_length > 0
+                       && wmessage.length() > m_max_chatmessage_length) {
                return L"Your message exceed the maximum chat message limit set on the server. "
-                       "It was refused. Send a shorter message";
+                               L"It was refused. Send a shorter message";
        }
 
-       // Commands are implemented in Lua, so only catch invalid
-       // commands that were not "eaten" and send an error back
-       if (wmessage[0] == L'/') {
-               std::wstring wcmd = wmessage.substr(1);
+       // Run script hook, exit if script ate the chat message
+       if (m_script->on_chat_message(name, wide_to_utf8(wmessage)))
+               return L"";
+
+       // Line to send
+       std::wstring line;
+       // Whether to send line to the player that sent the message, or to all players
+       bool broadcast_line = true;
+
+       if (check_shout_priv && !checkPriv(name, "shout")) {
+               line += L"-!- You don't have permission to shout.";
                broadcast_line = false;
-               if (wcmd.length() == 0)
-                       line += L"-!- Empty command";
-               else
-                       line += L"-!- Invalid command: " + str_split(wcmd, L' ')[0];
        } else {
-               if (check_shout_priv && !checkPriv(name, "shout")) {
-                       line += L"-!- You don't have permission to shout.";
-                       broadcast_line = false;
-               } else {
-                       line += L"<";
-                       line += wname;
-                       line += L"> ";
-                       line += wmessage;
-               }
+               line += L"<";
+               line += wname;
+               line += L"> ";
+               line += wmessage;
        }
 
        /*
@@ -2803,11 +2918,19 @@ std::wstring Server::handleChat(const std::string &name, const std::wstring &wna
                /*
                        Send the message to others
                */
-               actionstream << "CHAT: " << wide_to_narrow(line) << std::endl;
+               actionstream << "CHAT: " << wide_to_narrow(unescape_enriched(line)) << std::endl;
 
                std::vector<u16> clients = m_clients.getClientIDs();
 
+               /*
+                       Send the message back to the inital sender
+                       if they are using protocol version >= 29
+               */
+
                u16 peer_id_to_avoid_sending = (player ? player->peer_id : PEER_ID_INEXISTENT);
+               if (player && player->protocol_version >= 29)
+                       peer_id_to_avoid_sending = PEER_ID_INEXISTENT;
+
                for (u16 i = 0; i < clients.size(); i++) {
                        u16 cid = clients[i];
                        if (cid != peer_id_to_avoid_sending)
@@ -2846,16 +2969,16 @@ RemoteClient* Server::getClientNoEx(u16 peer_id, ClientState state_min)
 
 std::string Server::getPlayerName(u16 peer_id)
 {
-       Player *player = m_env->getPlayer(peer_id);
-       if(player == NULL)
+       RemotePlayer *player = m_env->getPlayer(peer_id);
+       if (player == NULL)
                return "[id="+itos(peer_id)+"]";
        return player->getName();
 }
 
 PlayerSAO* Server::getPlayerSAO(u16 peer_id)
 {
-       Player *player = m_env->getPlayer(peer_id);
-       if(player == NULL)
+       RemotePlayer *player = m_env->getPlayer(peer_id);
+       if (player == NULL)
                return NULL;
        return player->getPlayerSAO();
 }
@@ -2874,13 +2997,12 @@ std::wstring Server::getStatusString()
        bool first = true;
        os<<L", clients={";
        std::vector<u16> clients = m_clients.getClientIDs();
-       for(std::vector<u16>::iterator i = clients.begin();
-               i != clients.end(); ++i) {
+       for (std::vector<u16>::iterator i = clients.begin(); i != clients.end(); ++i) {
                // Get player
-               Player *player = m_env->getPlayer(*i);
+               RemotePlayer *player = m_env->getPlayer(*i);
                // Get name of player
                std::wstring name = L"unknown";
-               if(player != NULL)
+               if (player != NULL)
                        name = narrow_to_wide(player->getName());
                // Add name to information string
                if(!first)
@@ -2916,12 +3038,12 @@ void Server::reportPrivsModified(const std::string &name)
                std::vector<u16> clients = m_clients.getClientIDs();
                for(std::vector<u16>::iterator i = clients.begin();
                                i != clients.end(); ++i) {
-                       Player *player = m_env->getPlayer(*i);
+                       RemotePlayer *player = m_env->getPlayer(*i);
                        reportPrivsModified(player->getName());
                }
        } else {
-               Player *player = m_env->getPlayer(name.c_str());
-               if(!player)
+               RemotePlayer *player = m_env->getPlayer(name.c_str());
+               if (!player)
                        return;
                SendPlayerPrivileges(player->peer_id);
                PlayerSAO *sao = player->getPlayerSAO();
@@ -2935,8 +3057,8 @@ void Server::reportPrivsModified(const std::string &name)
 
 void Server::reportInventoryFormspecModified(const std::string &name)
 {
-       Player *player = m_env->getPlayer(name.c_str());
-       if(!player)
+       RemotePlayer *player = m_env->getPlayer(name.c_str());
+       if (!player)
                return;
        SendPlayerInventoryFormspec(player->peer_id);
 }
@@ -2966,7 +3088,7 @@ void Server::notifyPlayer(const char *name, const std::wstring &msg)
                m_admin_chat->outgoing_queue.push_back(new ChatEventChat("", msg));
        }
 
-       Player *player = m_env->getPlayer(name);
+       RemotePlayer *player = m_env->getPlayer(name);
        if (!player) {
                return;
        }
@@ -2984,7 +3106,7 @@ bool Server::showFormspec(const char *playername, const std::string &formspec,
        if (!m_env)
                return false;
 
-       Player *player = m_env->getPlayer(playername);
+       RemotePlayer *player = m_env->getPlayer(playername);
        if (!player)
                return false;
 
@@ -2992,7 +3114,7 @@ bool Server::showFormspec(const char *playername, const std::string &formspec,
        return true;
 }
 
-u32 Server::hudAdd(Player *player, HudElement *form)
+u32 Server::hudAdd(RemotePlayer *player, HudElement *form)
 {
        if (!player)
                return -1;
@@ -3004,7 +3126,7 @@ u32 Server::hudAdd(Player *player, HudElement *form)
        return id;
 }
 
-bool Server::hudRemove(Player *player, u32 id) {
+bool Server::hudRemove(RemotePlayer *player, u32 id) {
        if (!player)
                return false;
 
@@ -3019,7 +3141,7 @@ bool Server::hudRemove(Player *player, u32 id) {
        return true;
 }
 
-bool Server::hudChange(Player *player, u32 id, HudElementStat stat, void *data)
+bool Server::hudChange(RemotePlayer *player, u32 id, HudElementStat stat, void *data)
 {
        if (!player)
                return false;
@@ -3028,7 +3150,7 @@ bool Server::hudChange(Player *player, u32 id, HudElementStat stat, void *data)
        return true;
 }
 
-bool Server::hudSetFlags(Player *player, u32 flags, u32 mask)
+bool Server::hudSetFlags(RemotePlayer *player, u32 flags, u32 mask)
 {
        if (!player)
                return false;
@@ -3046,10 +3168,11 @@ bool Server::hudSetFlags(Player *player, u32 flags, u32 mask)
        return true;
 }
 
-bool Server::hudSetHotbarItemcount(Player *player, s32 hotbar_itemcount)
+bool Server::hudSetHotbarItemcount(RemotePlayer *player, s32 hotbar_itemcount)
 {
        if (!player)
                return false;
+
        if (hotbar_itemcount <= 0 || hotbar_itemcount > HUD_HOTBAR_ITEMCOUNT_MAX)
                return false;
 
@@ -3060,14 +3183,7 @@ bool Server::hudSetHotbarItemcount(Player *player, s32 hotbar_itemcount)
        return true;
 }
 
-s32 Server::hudGetHotbarItemcount(Player *player)
-{
-       if (!player)
-               return 0;
-       return player->getHotbarItemcount();
-}
-
-void Server::hudSetHotbarImage(Player *player, std::string name)
+void Server::hudSetHotbarImage(RemotePlayer *player, std::string name)
 {
        if (!player)
                return;
@@ -3076,14 +3192,14 @@ void Server::hudSetHotbarImage(Player *player, std::string name)
        SendHUDSetParam(player->peer_id, HUD_PARAM_HOTBAR_IMAGE, name);
 }
 
-std::string Server::hudGetHotbarImage(Player *player)
+std::string Server::hudGetHotbarImage(RemotePlayer *player)
 {
        if (!player)
                return "";
        return player->getHotbarImage();
 }
 
-void Server::hudSetHotbarSelectedImage(Player *player, std::string name)
+void Server::hudSetHotbarSelectedImage(RemotePlayer *player, std::string name)
 {
        if (!player)
                return;
@@ -3092,16 +3208,8 @@ void Server::hudSetHotbarSelectedImage(Player *player, std::string name)
        SendHUDSetParam(player->peer_id, HUD_PARAM_HOTBAR_SELECTED_IMAGE, name);
 }
 
-std::string Server::hudGetHotbarSelectedImage(Player *player)
-{
-       if (!player)
-               return "";
-
-       return player->getHotbarSelectedImage();
-}
-
-bool Server::setLocalPlayerAnimations(Player *player,
-       v2s32 animation_frames[4], f32 frame_speed)
+bool Server::setLocalPlayerAnimations(RemotePlayer *player,
+               v2s32 animation_frames[4], f32 frame_speed)
 {
        if (!player)
                return false;
@@ -3111,7 +3219,7 @@ bool Server::setLocalPlayerAnimations(Player *player,
        return true;
 }
 
-bool Server::setPlayerEyeOffset(Player *player, v3f first, v3f third)
+bool Server::setPlayerEyeOffset(RemotePlayer *player, v3f first, v3f third)
 {
        if (!player)
                return false;
@@ -3122,18 +3230,35 @@ bool Server::setPlayerEyeOffset(Player *player, v3f first, v3f third)
        return true;
 }
 
-bool Server::setSky(Player *player, const video::SColor &bgcolor,
-       const std::string &type, const std::vector<std::string> &params)
+bool Server::setSky(RemotePlayer *player, const video::SColor &bgcolor,
+       const std::string &type, const std::vector<std::string> &params,
+       bool &clouds)
 {
        if (!player)
                return false;
 
-       player->setSky(bgcolor, type, params);
-       SendSetSky(player->peer_id, bgcolor, type, params);
+       player->setSky(bgcolor, type, params, clouds);
+       SendSetSky(player->peer_id, bgcolor, type, params, clouds);
        return true;
 }
 
-bool Server::overrideDayNightRatio(Player *player, bool do_override,
+bool Server::setClouds(RemotePlayer *player, float density,
+       const video::SColor &color_bright,
+       const video::SColor &color_ambient,
+       float height,
+       float thickness,
+       const v2f &speed)
+{
+       if (!player)
+               return false;
+
+       SendCloudParams(player->peer_id, density,
+                       color_bright, color_ambient, height,
+                       thickness, speed);
+       return true;
+}
+
+bool Server::overrideDayNightRatio(RemotePlayer *player, bool do_override,
        float ratio)
 {
        if (!player)
@@ -3153,49 +3278,61 @@ void Server::spawnParticle(const std::string &playername, v3f pos,
        v3f velocity, v3f acceleration,
        float expirationtime, float size, bool
        collisiondetection, bool collision_removal,
-       bool vertical, const std::string &texture)
+       bool vertical, const std::string &texture,
+       const struct TileAnimationParams &animation, u8 glow)
 {
        // m_env will be NULL if the server is initializing
        if (!m_env)
                return;
 
-       u16 peer_id = PEER_ID_INEXISTENT;
+       u16 peer_id = PEER_ID_INEXISTENT, proto_ver = 0;
        if (playername != "") {
-               Player* player = m_env->getPlayer(playername.c_str());
+               RemotePlayer *player = m_env->getPlayer(playername.c_str());
                if (!player)
                        return;
                peer_id = player->peer_id;
+               proto_ver = player->protocol_version;
        }
 
-       SendSpawnParticle(peer_id, pos, velocity, acceleration,
+       SendSpawnParticle(peer_id, proto_ver, pos, velocity, acceleration,
                        expirationtime, size, collisiondetection,
-                       collision_removal, vertical, texture);
+                       collision_removal, vertical, texture, animation, glow);
 }
 
 u32 Server::addParticleSpawner(u16 amount, float spawntime,
        v3f minpos, v3f maxpos, v3f minvel, v3f maxvel, v3f minacc, v3f maxacc,
        float minexptime, float maxexptime, float minsize, float maxsize,
        bool collisiondetection, bool collision_removal,
-       bool vertical, const std::string &texture,
-       const std::string &playername)
+       ServerActiveObject *attached, bool vertical, const std::string &texture,
+       const std::string &playername, const struct TileAnimationParams &animation,
+       u8 glow)
 {
        // m_env will be NULL if the server is initializing
        if (!m_env)
                return -1;
 
-       u16 peer_id = PEER_ID_INEXISTENT;
+       u16 peer_id = PEER_ID_INEXISTENT, proto_ver = 0;
        if (playername != "") {
-               Player* player = m_env->getPlayer(playername.c_str());
+               RemotePlayer *player = m_env->getPlayer(playername.c_str());
                if (!player)
                        return -1;
                peer_id = player->peer_id;
+               proto_ver = player->protocol_version;
        }
 
-       u32 id = m_env->addParticleSpawner(spawntime);
-       SendAddParticleSpawner(peer_id, amount, spawntime,
+       u16 attached_id = attached ? attached->getId() : 0;
+
+       u32 id;
+       if (attached_id == 0)
+               id = m_env->addParticleSpawner(spawntime);
+       else
+               id = m_env->addParticleSpawner(spawntime, attached_id);
+
+       SendAddParticleSpawner(peer_id, proto_ver, amount, spawntime,
                minpos, maxpos, minvel, maxvel, minacc, maxacc,
                minexptime, maxexptime, minsize, maxsize,
-               collisiondetection, collision_removal, vertical, texture, id);
+               collisiondetection, collision_removal, attached_id, vertical,
+               texture, id, animation, glow);
 
        return id;
 }
@@ -3208,7 +3345,7 @@ void Server::deleteParticleSpawner(const std::string &playername, u32 id)
 
        u16 peer_id = PEER_ID_INEXISTENT;
        if (playername != "") {
-               Player* player = m_env->getPlayer(playername.c_str());
+               RemotePlayer *player = m_env->getPlayer(playername.c_str());
                if (!player)
                        return;
                peer_id = player->peer_id;
@@ -3218,13 +3355,7 @@ void Server::deleteParticleSpawner(const std::string &playername, u32 id)
        SendDeleteParticleSpawner(peer_id, id);
 }
 
-void Server::deleteParticleSpawnerAll(u32 id)
-{
-       m_env->deleteParticleSpawner(id);
-       SendDeleteParticleSpawner(PEER_ID_INEXISTENT, id);
-}
-
-Inventory* Server::createDetachedInventory(const std::string &name)
+Inventory* Server::createDetachedInventory(const std::string &name, const std::string &player)
 {
        if(m_detached_inventories.count(name) > 0){
                infostream<<"Server clearing detached inventory \""<<name<<"\""<<std::endl;
@@ -3235,6 +3366,7 @@ Inventory* Server::createDetachedInventory(const std::string &name)
        Inventory *inv = new Inventory(m_itemdef);
        sanity_check(inv);
        m_detached_inventories[name] = inv;
+       m_detached_inventories_player[name] = player;
        //TODO find a better way to do this
        sendDetachedInventory(name,PEER_ID_INEXISTENT);
        return inv;
@@ -3303,29 +3435,12 @@ ICraftDefManager *Server::getCraftDefManager()
 {
        return m_craftdef;
 }
-ITextureSource *Server::getTextureSource()
-{
-       return NULL;
-}
-IShaderSource *Server::getShaderSource()
-{
-       return NULL;
-}
-scene::ISceneManager *Server::getSceneManager()
-{
-       return NULL;
-}
 
 u16 Server::allocateUnknownNodeId(const std::string &name)
 {
        return m_nodedef->allocateDummy(name);
 }
 
-ISoundManager *Server::getSoundManager()
-{
-       return &dummySoundManager;
-}
-
 MtEventManager *Server::getEventManager()
 {
        return m_event;
@@ -3369,6 +3484,11 @@ std::string Server::getBuiltinLuaPath()
        return porting::path_share + DIR_DELIM + "builtin";
 }
 
+std::string Server::getModStoragePath() const
+{
+       return m_path_world + DIR_DELIM + "mod_storage";
+}
+
 v3f Server::findSpawnPos()
 {
        ServerMap &map = m_env->getServerMap();
@@ -3378,14 +3498,16 @@ v3f Server::findSpawnPos()
        }
 
        bool is_good = false;
+       // Limit spawn range to mapgen edges (determined by 'mapgen_limit')
+       s32 range_max = map.getMapgenParams()->getSpawnRangeMax();
 
        // Try to find a good place a few times
        for(s32 i = 0; i < 4000 && !is_good; i++) {
-               s32 range = 1 + i;
+               s32 range = MYMIN(1 + i, range_max);
                // We're going to try to throw the player to this position
                v2s16 nodepos2d = v2s16(
-                               -range + (myrand() % (range * 2)),
-                               -range + (myrand() % (range * 2)));
+                       -range + (myrand() % (range * 2)),
+                       -range + (myrand() % (range * 2)));
 
                // Get spawn level at point
                s16 spawn_level = m_emerge->getSpawnLevelAtPoint(nodepos2d);
@@ -3419,18 +3541,52 @@ v3f Server::findSpawnPos()
        return nodeposf;
 }
 
-PlayerSAO* Server::emergePlayer(const char *name, u16 peer_id, u16 proto_version)
+void Server::requestShutdown(const std::string &msg, bool reconnect, float delay)
 {
-       bool newplayer = false;
+       m_shutdown_timer = delay;
+       m_shutdown_msg = msg;
+       m_shutdown_ask_reconnect = reconnect;
+
+       if (delay == 0.0f) {
+       // No delay, shutdown immediately
+               m_shutdown_requested = true;
+               // only print to the infostream, a chat message saying
+               // "Server Shutting Down" is sent when the server destructs.
+               infostream << "*** Immediate Server shutdown requested." << std::endl;
+       } else if (delay < 0.0f && m_shutdown_timer > 0.0f) {
+       // Negative delay, cancel shutdown if requested
+               m_shutdown_timer = 0.0f;
+               m_shutdown_msg = "";
+               m_shutdown_ask_reconnect = false;
+               m_shutdown_requested = false;
+               std::wstringstream ws;
+
+               ws << L"*** Server shutdown canceled.";
+
+               infostream << wide_to_utf8(ws.str()).c_str() << std::endl;
+               SendChatMessage(PEER_ID_INEXISTENT, ws.str());
+       } else if (delay > 0.0f) {
+       // Positive delay, tell the clients when the server will shut down
+               std::wstringstream ws;
+
+               ws << L"*** Server shutting down in "
+                               << duration_to_string(myround(m_shutdown_timer)).c_str()
+                               << ".";
+
+               infostream << wide_to_utf8(ws.str()).c_str() << std::endl;
+               SendChatMessage(PEER_ID_INEXISTENT, ws.str());
+       }
+}
 
+PlayerSAO* Server::emergePlayer(const char *name, u16 peer_id, u16 proto_version)
+{
        /*
                Try to get an existing player
        */
-       RemotePlayer *player = static_cast<RemotePlayer*>(m_env->getPlayer(name));
+       RemotePlayer *player = m_env->getPlayer(name);
 
        // If player is already connected, cancel
-       if(player != NULL && player->peer_id != 0)
-       {
+       if (player != NULL && player->peer_id != 0) {
                infostream<<"emergePlayer(): Player already connected"<<std::endl;
                return NULL;
        }
@@ -3438,58 +3594,25 @@ PlayerSAO* Server::emergePlayer(const char *name, u16 peer_id, u16 proto_version
        /*
                If player with the wanted peer_id already exists, cancel.
        */
-       if(m_env->getPlayer(peer_id) != NULL)
-       {
+       if (m_env->getPlayer(peer_id) != NULL) {
                infostream<<"emergePlayer(): Player with wrong name but same"
                                " peer_id already exists"<<std::endl;
                return NULL;
        }
 
-       // Load player if it isn't already loaded
        if (!player) {
-               player = static_cast<RemotePlayer*>(m_env->loadPlayer(name));
+               player = new RemotePlayer(name, idef());
        }
 
-       // Create player if it doesn't exist
-       if (!player) {
-               newplayer = true;
-               player = new RemotePlayer(this, name);
-               // Set player position
-               infostream<<"Server: Finding spawn place for player \""
-                               <<name<<"\""<<std::endl;
-               v3f pos = findSpawnPos();
-               player->setPosition(pos);
-
-               // Make sure the player is saved
-               player->setModified(true);
-
-               // Add player to environment
-               m_env->addPlayer(player);
-       } else {
-               // If the player exists, ensure that they respawn inside legal bounds
-               // This fixes an assert crash when the player can't be added
-               // to the environment
-               if (objectpos_over_limit(player->getPosition())) {
-                       actionstream << "Respawn position for player \""
-                               << name << "\" outside limits, resetting" << std::endl;
-                       v3f pos = findSpawnPos();
-                       player->setPosition(pos);
-               }
-       }
+       bool newplayer = false;
 
-       // Create a new player active object
-       PlayerSAO *playersao = new PlayerSAO(m_env, player, peer_id,
-                       getPlayerEffectivePrivs(player->getName()),
-                       isSingleplayer());
+       // Load player
+       PlayerSAO *playersao = m_env->loadPlayer(player, &newplayer, peer_id, isSingleplayer());
 
+       // Complete init with server parts
+       playersao->finalize(player, getPlayerEffectivePrivs(player->getName()));
        player->protocol_version = proto_version;
 
-       /* Clean up old HUD elements from previous sessions */
-       player->clearHud();
-
-       /* Add object to environment */
-       m_env->addActiveObject(playersao);
-
        /* Run scripts */
        if (newplayer) {
                m_script->on_newplayer(playersao);
@@ -3498,6 +3621,28 @@ PlayerSAO* Server::emergePlayer(const char *name, u16 peer_id, u16 proto_version
        return playersao;
 }
 
+bool Server::registerModStorage(ModMetadata *storage)
+{
+       if (m_mod_storages.find(storage->getModName()) != m_mod_storages.end()) {
+               errorstream << "Unable to register same mod storage twice. Storage name: "
+                               << storage->getModName() << std::endl;
+               return false;
+       }
+
+       m_mod_storages[storage->getModName()] = storage;
+       return true;
+}
+
+void Server::unregisterModStorage(const std::string &name)
+{
+       std::unordered_map<std::string, ModMetadata *>::const_iterator it = m_mod_storages.find(name);
+       if (it != m_mod_storages.end()) {
+               // Save unconditionaly on unregistration
+               it->second->save(getModStoragePath());
+               m_mod_storages.erase(name);
+       }
+}
+
 void dedicated_server_loop(Server &server, bool &kill)
 {
        DSTACK(FUNCTION_NAME);
@@ -3506,8 +3651,9 @@ void dedicated_server_loop(Server &server, bool &kill)
 
        IntervalLimiter m_profiler_interval;
 
-       static const float steplen = g_settings->getFloat("dedicated_server_step");
-       static const float profiler_print_interval =
+       static thread_local const float steplen =
+                       g_settings->getFloat("dedicated_server_step");
+       static thread_local const float profiler_print_interval =
                        g_settings->getFloat("profiler_print_interval");
 
        for(;;) {
@@ -3519,15 +3665,8 @@ void dedicated_server_loop(Server &server, bool &kill)
                }
                server.step(steplen);
 
-               if(server.getShutdownRequested() || kill)
-               {
-                       infostream<<"Dedicated server quitting"<<std::endl;
-#if USE_CURL
-                       if(g_settings->getBool("server_announce"))
-                               ServerList::sendAnnounce("delete", server.m_bind_addr.getPort());
-#endif
+               if (server.getShutdownRequested() || kill)
                        break;
-               }
 
                /*
                        Profiler
@@ -3541,4 +3680,11 @@ void dedicated_server_loop(Server &server, bool &kill)
                        }
                }
        }
+
+       infostream << "Dedicated server quitting" << std::endl;
+#if USE_CURL
+       if (g_settings->getBool("server_announce"))
+               ServerList::sendAnnounce(ServerList::AA_DELETE,
+                       server.m_bind_addr.getPort());
+#endif
 }