Fix MSVC build broken by 34d32ce
[oweals/minetest.git] / src / server.cpp
index 6c008a2a138c3a7c7491e99bc1798c7c405b499f..a9e5c3d08820f0e441ab2b6e1c09066feca34b52 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 "serverscripting.h"
 #include "nodedef.h"
 #include "itemdef.h"
 #include "craftdef.h"
@@ -50,11 +50,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #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"
@@ -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()));
                }
        }
 
@@ -149,11 +148,13 @@ 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,
@@ -176,17 +177,16 @@ Server::Server(
        m_clients(&m_con),
        m_shutdown_requested(false),
        m_shutdown_ask_reconnect(false),
+       m_shutdown_timer(0.0f),
        m_admin_chat(iface),
        m_ignore_map_edit_events(false),
        m_ignore_map_edit_events_peer_id(0),
-       m_next_sound_id(0)
-
+       m_next_sound_id(0),
+       m_mod_storage_save_timer(10.0f)
 {
        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;
 
@@ -221,20 +221,12 @@ 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;
-               }
+       if (!modconf.isConsistent()) {
+               modconf.printUnsatisfiedModsError();
        }
 
        Settings worldmt_settings;
@@ -266,31 +258,25 @@ Server::Server(
        //lock environment
        MutexAutoLock envlock(m_env_mutex);
 
-       // Load mapgen params from Settings
-       m_emerge->loadMapgenParams();
-
        // Create the Map (loads map_meta.txt, overriding configured mapgen params)
        ServerMap *servermap = new ServerMap(path_world, this, m_emerge);
 
        // Initialize scripting
        infostream<<"Server: Initializing Lua"<<std::endl;
 
-       m_script = new GameScripting(this);
-
-       std::string script_path = getBuiltinLuaPath() + DIR_DELIM "init.lua";
+       m_script = new ServerScripting(this);
 
-       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)) {
@@ -331,8 +317,11 @@ Server::Server(
 
        m_clients.setEnv(m_env);
 
+       if (!servermap->settings_mgr.makeMapgenParams())
+               FATAL_ERROR("Couldn't create any mapgen type");
+
        // Initialize mapgens
-       m_emerge->initMapgens();
+       m_emerge->initMapgens(servermap->getMapgenParams());
 
        m_enable_rollback_recording = g_settings->getBool("enable_rollback_recording");
        if (m_enable_rollback_recording) {
@@ -358,6 +347,7 @@ Server::Server(
        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");
 }
 
 Server::~Server()
@@ -402,11 +392,8 @@ Server::~Server()
        m_emerge->stopThreads();
 
        // Delete things in the reverse order of creation
-       delete m_env;
-
-       // N.B. the EmergeManager should be deleted after the Environment since Map
-       // depends on EmergeManager to write its current params to the map meta
        delete m_emerge;
+       delete m_env;
        delete m_rollback;
        delete m_banmanager;
        delete m_event;
@@ -492,7 +479,7 @@ 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);
        }
 }
 
@@ -645,18 +632,19 @@ 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(),
                                        m_env->getGameTime(),
                                        m_lag,
                                        m_gamespec.id,
-                                       m_emerge->params.mg_name,
-                                       m_mods);
+                                       Mapgen::getMapgenName(m_emerge->mgparams->mgtype),
+                                       m_mods,
+                                       m_dedicated);
                        counter = 0.01;
                }
                counter += dtime;
@@ -671,7 +659,7 @@ void Server::AsyncRunStep(bool initial_step)
                MutexAutoLock envlock(m_env_mutex);
 
                m_clients.lock();
-               std::map<u16, RemoteClient*> clients = m_clients.getClientList();
+               UNORDERED_MAP<u16, RemoteClient*> clients = m_clients.getClientList();
                ScopeProfiler sp(g_profiler, "Server: checking added and deleted objs");
 
                // Radius inside which objects are active
@@ -687,8 +675,7 @@ void Server::AsyncRunStep(bool initial_step)
                if (player_radius == 0 && is_transfer_limited)
                        player_radius = radius;
 
-               for (std::map<u16, RemoteClient*>::iterator
-                       i = clients.begin();
+               for (UNORDERED_MAP<u16, RemoteClient*>::iterator i = clients.begin();
                        i != clients.end(); ++i) {
                        RemoteClient *client = i->second;
 
@@ -697,8 +684,8 @@ 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
@@ -706,11 +693,19 @@ 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
@@ -786,6 +781,18 @@ 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 (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());
+                               }
+                       }
+               }
        }
 
        /*
@@ -797,7 +804,7 @@ void Server::AsyncRunStep(bool initial_step)
 
                // Key = object id
                // Value = data sent by object
-               std::map<u16, std::vector<ActiveObjectMessage>* > buffered_messages;
+               UNORDERED_MAP<u16, std::vector<ActiveObjectMessage>* > buffered_messages;
 
                // Get active object messages from environment
                for(;;) {
@@ -806,7 +813,7 @@ void Server::AsyncRunStep(bool initial_step)
                                break;
 
                        std::vector<ActiveObjectMessage>* message_list = NULL;
-                       std::map<u16, std::vector<ActiveObjectMessage>* >::iterator n;
+                       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>;
@@ -819,16 +826,15 @@ void Server::AsyncRunStep(bool initial_step)
                }
 
                m_clients.lock();
-               std::map<u16, RemoteClient*> clients = m_clients.getClientList();
+               UNORDERED_MAP<u16, RemoteClient*> clients = m_clients.getClientList();
                // Route data to every client
-               for (std::map<u16, RemoteClient*>::iterator
-                       i = clients.begin();
+               for (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 (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
@@ -872,7 +878,7 @@ void Server::AsyncRunStep(bool initial_step)
                m_clients.unlock();
 
                // Clear buffered_messages
-               for(std::map<u16, std::vector<ActiveObjectMessage>* >::iterator
+               for (UNORDERED_MAP<u16, std::vector<ActiveObjectMessage>* >::iterator
                                i = buffered_messages.begin();
                                i != buffered_messages.end(); ++i) {
                        delete i->second;
@@ -1024,6 +1030,39 @@ 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()
@@ -1074,8 +1113,7 @@ 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)) {
@@ -1107,37 +1145,19 @@ 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());
-
-               // Send information about joining in chat
-               {
-                       std::string name = "unknown";
-                       Player *player = m_env->getPlayer(peer_id);
-                       if(player != NULL)
-                               name = player->getName();
-
-                       std::wstring message;
-                       message += L"*** ";
-                       message += narrow_to_wide(name);
-                       message += L" joined the game.";
-                       SendChatMessage(PEER_ID_INEXISTENT,message);
-                       if (m_admin_chat)
-                               m_admin_chat->outgoing_queue.push_back(
-                                       new ChatEventNick(CET_NICK_ADD, name));
-               }
        }
        Address addr = getPeerAddress(player->peer_id);
        std::string ip_str = addr.serializeString();
@@ -1146,11 +1166,11 @@ 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 << " ";
                }
@@ -1277,7 +1297,7 @@ 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();
@@ -1317,9 +1337,12 @@ 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;
@@ -1653,7 +1676,7 @@ void Server::SendChatMessage(u16 peer_id, const std::wstring &message)
                Send(&pkt);
        }
        else {
-               m_clients.sendToAll(0, &pkt, true);
+               m_clients.sendToAll(&pkt);
        }
 }
 
@@ -1663,19 +1686,40 @@ 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 vertical, std::string texture)
+                               bool collision_removal,
+                               bool vertical, const std::string &texture,
+                               const struct TileAnimationParams &animation, u8 glow)
 {
        DSTACK(FUNCTION_NAME);
+       if (peer_id == PEER_ID_INEXISTENT) {
+               // This sucks and should be replaced by a better solution in a refactor:
+               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;
+                       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);
 
@@ -1683,21 +1727,40 @@ void Server::SendSpawnParticle(u16 peer_id, v3f pos, v3f velocity, v3f accelerat
                        << size << collisiondetection;
        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 vertical, std::string texture, u32 id)
+       float minsize, float maxsize, bool collisiondetection, bool collision_removal,
+       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);
 
@@ -1708,13 +1771,15 @@ void Server::SendAddParticleSpawner(u16 peer_id, u16 amount, float spawntime, v3
        pkt.putLongString(texture);
 
        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)
@@ -1730,7 +1795,7 @@ void Server::SendDeleteParticleSpawner(u16 peer_id, u32 id)
                Send(&pkt);
        }
        else {
-               m_clients.sendToAll(0, &pkt, true);
+               m_clients.sendToAll(&pkt);
        }
 
 }
@@ -1835,7 +1900,7 @@ 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);
@@ -1846,7 +1911,7 @@ void Server::SendPlayerHP(u16 peer_id)
 {
        DSTACK(FUNCTION_NAME);
        PlayerSAO *playersao = getPlayerSAO(peer_id);
-       // In some rare case, if the player is disconnected
+       // In some rare case if the player is disconnected
        // while Lua call l_punch, for example, this can be NULL
        if (!playersao)
                return;
@@ -1860,33 +1925,32 @@ 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;
        }
 
@@ -1912,7 +1976,7 @@ 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;
@@ -1933,7 +1997,7 @@ 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;
@@ -1978,7 +2042,7 @@ 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;
@@ -1994,14 +2058,17 @@ 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;
 
-                       if(pos_exists) {
-                               if(player->getPosition().getDistanceFrom(pos) >
+                       PlayerSAO *sao = player->getPlayerSAO();
+                       if (!sao)
+                               continue;
+
+                       if (pos_exists) {
+                               if(sao->getBasePosition().getDistanceFrom(pos) >
                                                params.max_hear_distance)
                                        continue;
                        }
@@ -2033,16 +2100,15 @@ s32 Server::playSound(const SimpleSoundSpec &spec,
 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())
+       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();
+       for (UNORDERED_SET<u16>::iterator i = psound.clients.begin();
                        i != psound.clients.end(); ++i) {
                // Send as reliable
                m_clients.send(*i, 0, &pkt, true);
@@ -2061,14 +2127,17 @@ 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;
                                }
@@ -2088,14 +2157,16 @@ 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;
@@ -2109,14 +2180,6 @@ 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();
 
@@ -2150,7 +2213,7 @@ 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);
@@ -2339,7 +2402,7 @@ 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 (UNORDERED_MAP<std::string, MediaInfo>::iterator i = m_media.begin();
                        i != m_media.end(); ++i) {
                pkt << i->first << i->second.sha1_digest;
        }
@@ -2384,7 +2447,7 @@ 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;
@@ -2487,11 +2550,16 @@ 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);
        }
 }
 
@@ -2515,9 +2583,11 @@ void Server::sendDetachedInventories(u16 peer_id)
 void Server::DiePlayer(u16 peer_id)
 {
        DSTACK(FUNCTION_NAME);
-
        PlayerSAO *playersao = getPlayerSAO(peer_id);
-       assert(playersao);
+       // In some rare cases this can be NULL -- if the player is disconnected
+       // when a Lua function modifies l_punch, for example
+       if (!playersao)
+               return;
 
        infostream << "Server::DiePlayer(): Player "
                        << playersao->getPlayer()->getName()
@@ -2546,15 +2616,14 @@ 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){
+       if (!repositioned) {
                v3f pos = findSpawnPos();
                // setPos will send the new position to client
                playersao->setPos(pos);
        }
+
+       SendPlayerHP(peer_id);
 }
 
 
@@ -2643,44 +2712,26 @@ 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 (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);
-
-               // Collect information about leaving in chat
-               {
-                       if(player != NULL && reason != CDR_DENY)
-                       {
-                               std::wstring name = narrow_to_wide(player->getName());
-                               message += L"*** ";
-                               message += name;
-                               message += L" left the game.";
-                               if(reason == CDR_TIMEOUT)
-                                       message += L" (timed out)";
-                       }
-               }
+               RemotePlayer *player = m_env->getPlayer(peer_id);
 
                /* Run scripts and remove from environment */
-               {
-                       if(player != NULL)
-                       {
-                               PlayerSAO *playersao = player->getPlayerSAO();
-                               assert(playersao);
+               if (player != NULL) {
+                       PlayerSAO *playersao = player->getPlayerSAO();
+                       assert(playersao);
 
-                               m_script->on_leaveplayer(playersao);
+                       m_script->on_leaveplayer(playersao, reason == CDR_TIMEOUT);
 
-                               playersao->disconnected();
-                       }
+                       playersao->disconnected();
                }
 
                /*
@@ -2694,8 +2745,8 @@ 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
@@ -2722,7 +2773,7 @@ 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);
 
@@ -2732,7 +2783,8 @@ 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");
@@ -2761,44 +2813,55 @@ 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,
-       u16 peer_id_to_avoid_sending)
+       const 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);
 
+       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.");
+               }
+       }
+
+       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. "
+                               L"It was refused. Send a shorter message";
+       }
+
+       // 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;
 
-       // 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"";
-
-       // 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);
+       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;
        }
 
        /*
@@ -2814,6 +2877,15 @@ std::wstring Server::handleChat(const std::string &name, const std::wstring &wna
 
                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)
@@ -2852,16 +2924,16 @@ 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();
 }
@@ -2880,13 +2952,12 @@ 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)
@@ -2922,12 +2993,12 @@ 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();
@@ -2941,8 +3012,8 @@ 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);
 }
@@ -2972,7 +3043,7 @@ 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;
        }
@@ -2990,7 +3061,7 @@ 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;
 
@@ -2998,7 +3069,7 @@ 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;
@@ -3010,7 +3081,7 @@ 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;
 
@@ -3025,7 +3096,7 @@ 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;
@@ -3034,7 +3105,7 @@ 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;
@@ -3052,10 +3123,11 @@ 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;
 
@@ -3066,14 +3138,7 @@ 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;
@@ -3082,14 +3147,14 @@ 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;
@@ -3098,16 +3163,8 @@ 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;
@@ -3117,7 +3174,7 @@ 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;
@@ -3128,7 +3185,7 @@ bool Server::setPlayerEyeOffset(Player *player, v3f first, v3f third)
        return true;
 }
 
-bool Server::setSky(Player *player, const video::SColor &bgcolor,
+bool Server::setSky(RemotePlayer *player, const video::SColor &bgcolor,
        const std::string &type, const std::vector<std::string> &params)
 {
        if (!player)
@@ -3139,7 +3196,7 @@ bool Server::setSky(Player *player, const video::SColor &bgcolor,
        return true;
 }
 
-bool Server::overrideDayNightRatio(Player *player, bool do_override,
+bool Server::overrideDayNightRatio(RemotePlayer *player, bool do_override,
        float ratio)
 {
        if (!player)
@@ -3158,59 +3215,62 @@ void Server::notifyPlayers(const std::wstring &msg)
 void Server::spawnParticle(const std::string &playername, v3f pos,
        v3f velocity, v3f acceleration,
        float expirationtime, float size, bool
-       collisiondetection, bool vertical, const std::string &texture)
+       collisiondetection, bool collision_removal,
+       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,
-                       expirationtime, size, collisiondetection, vertical, texture);
+       SendSpawnParticle(peer_id, proto_ver, pos, velocity, acceleration,
+                       expirationtime, size, collisiondetection,
+                       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 vertical, const std::string &texture,
-       const std::string &playername)
+       bool collisiondetection, bool collision_removal,
+       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 = 0;
-       for(;;) // look for unused particlespawner id
-       {
-               id++;
-               if (std::find(m_particlespawner_ids.begin(),
-                               m_particlespawner_ids.end(), id)
-                               == m_particlespawner_ids.end())
-               {
-                       m_particlespawner_ids.push_back(id);
-                       break;
-               }
-       }
+       u16 attached_id = attached ? attached->getId() : 0;
 
-       SendAddParticleSpawner(peer_id, amount, spawntime,
+       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, vertical, texture, id);
+               collisiondetection, collision_removal, attached_id, vertical,
+               texture, id, animation, glow);
 
        return id;
 }
@@ -3223,20 +3283,17 @@ 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;
        }
 
-       m_particlespawner_ids.erase(
-                       std::remove(m_particlespawner_ids.begin(),
-                       m_particlespawner_ids.end(), id),
-                       m_particlespawner_ids.end());
+       m_env->deleteParticleSpawner(id);
        SendDeleteParticleSpawner(peer_id, 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;
@@ -3247,6 +3304,7 @@ 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;
@@ -3315,29 +3373,12 @@ 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;
@@ -3381,6 +3422,11 @@ 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();
@@ -3431,6 +3477,39 @@ v3f Server::findSpawnPos()
        return nodeposf;
 }
 
+void Server::requestShutdown(const std::string &msg, bool reconnect, float delay)
+{
+       if (delay == 0.0f) {
+       // No delay, shutdown immediately
+               m_shutdown_requested = true;
+       } 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, delay the shutdown
+               m_shutdown_timer = delay;
+               m_shutdown_msg = msg;
+               m_shutdown_ask_reconnect = reconnect;
+               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)
 {
        bool newplayer = false;
@@ -3438,11 +3517,10 @@ 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;
        }
@@ -3450,27 +3528,24 @@ 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));
-       }
+       // Create a new player active object
+       PlayerSAO *playersao = new PlayerSAO(m_env, peer_id, isSingleplayer());
+       player = m_env->loadPlayer(name, playersao);
 
        // Create player if it doesn't exist
        if (!player) {
                newplayer = true;
-               player = new RemotePlayer(this, name);
+               player = new RemotePlayer(name, this->idef());
                // Set player position
                infostream<<"Server: Finding spawn place for player \""
                                <<name<<"\""<<std::endl;
-               v3f pos = findSpawnPos();
-               player->setPosition(pos);
+               playersao->setBasePosition(findSpawnPos());
 
                // Make sure the player is saved
                player->setModified(true);
@@ -3481,18 +3556,14 @@ PlayerSAO* Server::emergePlayer(const char *name, u16 peer_id, u16 proto_version
                // 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())) {
+               if (objectpos_over_limit(playersao->getBasePosition())) {
                        actionstream << "Respawn position for player \""
                                << name << "\" outside limits, resetting" << std::endl;
-                       v3f pos = findSpawnPos();
-                       player->setPosition(pos);
+                       playersao->setBasePosition(findSpawnPos());
                }
        }
 
-       // Create a new player active object
-       PlayerSAO *playersao = new PlayerSAO(m_env, player, peer_id,
-                       getPlayerEffectivePrivs(player->getName()),
-                       isSingleplayer());
+       playersao->initialize(player, getPlayerEffectivePrivs(player->getName()));
 
        player->protocol_version = proto_version;
 
@@ -3510,6 +3581,28 @@ 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)
+{
+       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);
@@ -3531,15 +3624,8 @@ 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
@@ -3553,4 +3639,11 @@ 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
 }