Adding particle blend, glow and animation (#4705)
[oweals/minetest.git] / src / server.cpp
index c93abb10c2d0b9ab6bbc76ccee40c93ef5bd3832..cef57be888a5238debbacd2e727d01b95858aff0 100644 (file)
@@ -184,9 +184,7 @@ Server::Server(
 {
        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;
 
@@ -266,9 +264,6 @@ 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);
 
@@ -320,6 +315,9 @@ Server::Server(
        // Perform pending node name resolutions
        m_nodedef->runNodeResolveCallbacks();
 
+       // unmap node names for connected nodeboxes
+       m_nodedef->mapNodeboxConnections();
+
        // init the recipe hashes to speed up crafting
        m_craftdef->initHashes(this);
 
@@ -328,8 +326,11 @@ 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) {
@@ -344,16 +345,18 @@ Server::Server(
        servermap->addEventReceiver(this);
 
        // If file exists, load environment metadata
-       if(fs::PathExists(m_path_world + DIR_DELIM "env_meta.txt"))
-       {
-               infostream<<"Server: Loading environment metadata"<<std::endl;
+       if (fs::PathExists(m_path_world + DIR_DELIM "env_meta.txt")) {
+               infostream << "Server: Loading environment metadata" << std::endl;
                m_env->loadMeta();
+       } else {
+               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");
 }
 
 Server::~Server()
@@ -398,11 +401,8 @@ 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;
@@ -651,7 +651,7 @@ void Server::AsyncRunStep(bool initial_step)
                                        m_env->getGameTime(),
                                        m_lag,
                                        m_gamespec.id,
-                                       m_emerge->params.mg_name,
+                                       Mapgen::getMapgenName(m_emerge->mgparams->mgtype),
                                        m_mods);
                        counter = 0.01;
                }
@@ -667,22 +667,23 @@ 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
-               s16 radius = g_settings->getS16("active_object_send_range_blocks");
-               s16 player_radius = g_settings->getS16("player_transfer_distance");
-
-               if (player_radius == 0 && g_settings->exists("unlimited_player_transfer_distance") &&
-                               !g_settings->getBool("unlimited_player_transfer_distance"))
+               static 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 =
+                       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;
+               s16 player_radius = player_transfer_dist;
+               if (player_radius == 0 && is_transfer_limited)
                        player_radius = radius;
 
-               radius *= MAP_BLOCKSIZE;
-               player_radius *= MAP_BLOCKSIZE;
-
-               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;
 
@@ -691,8 +692,8 @@ 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
@@ -700,11 +701,15 @@ void Server::AsyncRunStep(bool initial_step)
                                continue;
                        }
 
+                       PlayerSAO *playersao = player->getPlayerSAO();
+                       if (playersao == NULL)
+                               continue;
+
                        std::queue<u16> removed_objects;
                        std::queue<u16> added_objects;
-                       m_env->getRemovedActiveObjects(player, radius, player_radius,
+                       m_env->getRemovedActiveObjects(playersao, radius, player_radius,
                                        client->m_known_objects, removed_objects);
-                       m_env->getAddedActiveObjects(player, radius, player_radius,
+                       m_env->getAddedActiveObjects(playersao, radius, player_radius,
                                        client->m_known_objects, added_objects);
 
                        // Ignore if nothing happened
@@ -791,7 +796,7 @@ 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(;;) {
@@ -800,7 +805,7 @@ 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>;
@@ -813,16 +818,15 @@ 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
@@ -866,7 +870,7 @@ 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;
@@ -984,8 +988,7 @@ void Server::AsyncRunStep(bool initial_step)
        {
                float &counter = m_emergethread_trigger_timer;
                counter += dtime;
-               if(counter >= 2.0)
-               {
+               if (counter >= 2.0) {
                        counter = 0.0;
 
                        m_emerge->startThreads();
@@ -996,8 +999,9 @@ void Server::AsyncRunStep(bool initial_step)
        {
                float &counter = m_savemap_timer;
                counter += dtime;
-               if(counter >= g_settings->getFloat("server_map_save_interval"))
-               {
+               static const float save_interval =
+                       g_settings->getFloat("server_map_save_interval");
+               if (counter >= save_interval) {
                        counter = 0.0;
                        MutexAutoLock lock(m_env_mutex);
 
@@ -1108,30 +1112,13 @@ PlayerSAO* Server::StageTwoClientInit(u16 peer_id)
        SendPlayerBreath(peer_id);
 
        // Show death screen if necessary
-       if(player->isDead())
+       if (playersao->isDead())
                SendDeathscreen(peer_id, false, v3f(0,0,0));
 
        // Note things in chat if not in simple singleplayer mode
        if(!m_simple_singleplayer_mode) {
                // 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();
@@ -1140,11 +1127,11 @@ 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 << " ";
                }
@@ -1271,7 +1258,7 @@ 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();
@@ -1311,9 +1298,12 @@ 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;
@@ -1667,7 +1657,12 @@ void Server::SendShowFormspecMessage(u16 peer_id, const std::string &formspec,
 // Spawns a particle on peer with peer_id
 void Server::SendSpawnParticle(u16 peer_id, 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,
+                               u32 material_type_param,  AnimationType animation_type,
+                               u16 vertical_frame_num, u16 horizontal_frame_num, u16 first_frame,
+                               float frame_length, bool loop_animation, 
+                               u8 glow)
 {
        DSTACK(FUNCTION_NAME);
 
@@ -1677,6 +1672,13 @@ void Server::SendSpawnParticle(u16 peer_id, v3f pos, v3f velocity, v3f accelerat
                        << size << collisiondetection;
        pkt.putLongString(texture);
        pkt << vertical;
+       pkt << collision_removal;
+
+       pkt << material_type_param 
+               << (u8)animation_type
+               << vertical_frame_num 
+               << horizontal_frame_num << first_frame 
+               << frame_length << loop_animation << glow;
 
        if (peer_id != PEER_ID_INEXISTENT) {
                Send(&pkt);
@@ -1689,7 +1691,11 @@ void Server::SendSpawnParticle(u16 peer_id, v3f pos, v3f velocity, v3f accelerat
 // Adds a ParticleSpawner on peer with peer_id
 void Server::SendAddParticleSpawner(u16 peer_id, 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,
+       u32 material_type_param,  AnimationType animation_type, u16 vertical_frame_num, u16 horizontal_frame_num, 
+       u16 min_first_frame, u16 max_first_frame, float frame_length, 
+       bool loop_animation, u8 glow)
 {
        DSTACK(FUNCTION_NAME);
 
@@ -1702,6 +1708,14 @@ void Server::SendAddParticleSpawner(u16 peer_id, u16 amount, float spawntime, v3
        pkt.putLongString(texture);
 
        pkt << id << vertical;
+       pkt << collision_removal;
+       pkt << attached_id;
+
+       pkt << material_type_param 
+               << (u8)animation_type
+               << vertical_frame_num << horizontal_frame_num 
+               << min_first_frame << max_first_frame
+               << frame_length << loop_animation << glow;
 
        if (peer_id != PEER_ID_INEXISTENT) {
                Send(&pkt);
@@ -1840,7 +1854,7 @@ 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;
@@ -1867,20 +1881,20 @@ void Server::SendPlayerBreath(u16 peer_id)
 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;
        }
 
@@ -1906,7 +1920,7 @@ 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;
@@ -1927,7 +1941,7 @@ 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;
@@ -1972,7 +1986,7 @@ 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;
@@ -1988,14 +2002,17 @@ 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;
                        }
@@ -2027,16 +2044,15 @@ 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);
@@ -2055,14 +2071,17 @@ 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;
                                }
@@ -2082,14 +2101,16 @@ 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;
@@ -2333,7 +2354,7 @@ 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;
        }
@@ -2378,7 +2399,7 @@ 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;
@@ -2509,9 +2530,11 @@ 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()
@@ -2565,7 +2588,7 @@ void Server::DenyAccessVerCompliant(u16 peer_id, u16 proto_ver, AccessDeniedCode
                const std::string &str_reason, bool reconnect)
 {
        if (proto_ver >= 25) {
-               SendAccessDenied(peer_id, reason, str_reason);
+               SendAccessDenied(peer_id, reason, str_reason, reconnect);
        } else {
                std::wstring wreason = utf8_to_wide(
                        reason == SERVER_ACCESSDENIED_CUSTOM_STRING ? str_reason :
@@ -2637,44 +2660,26 @@ 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();
                }
 
                /*
@@ -2688,8 +2693,8 @@ 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
@@ -2716,7 +2721,7 @@ 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);
 
@@ -2726,7 +2731,8 @@ 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");
@@ -2755,7 +2761,7 @@ void Server::handleChatInterfaceEvent(ChatEvent *evt)
 }
 
 std::wstring Server::handleChat(const std::string &name, const std::wstring &wname,
-       const std::wstring &wmessage, 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,
@@ -2773,6 +2779,28 @@ std::wstring Server::handleChat(const std::string &name, const std::wstring &wna
        if (ate)
                return L"";
 
+       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";
+       }
+
        // Commands are implemented in Lua, so only catch invalid
        // commands that were not "eaten" and send an error back
        if (wmessage[0] == L'/') {
@@ -2783,10 +2811,15 @@ std::wstring Server::handleChat(const std::string &name, const std::wstring &wna
                else
                        line += L"-!- Invalid command: " + str_split(wcmd, L' ')[0];
        } else {
-               line += L"<";
-               line += wname;
-               line += L"> ";
-               line += wmessage;
+               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;
+               }
        }
 
        /*
@@ -2802,6 +2835,7 @@ std::wstring Server::handleChat(const std::string &name, const std::wstring &wna
 
                std::vector<u16> clients = m_clients.getClientIDs();
 
+               u16 peer_id_to_avoid_sending = (player ? player->peer_id : PEER_ID_INEXISTENT);
                for (u16 i = 0; i < clients.size(); i++) {
                        u16 cid = clients[i];
                        if (cid != peer_id_to_avoid_sending)
@@ -2840,16 +2874,16 @@ 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();
 }
@@ -2868,13 +2902,12 @@ 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)
@@ -2910,12 +2943,12 @@ 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();
@@ -2929,8 +2962,8 @@ 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);
 }
@@ -2960,7 +2993,7 @@ 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;
        }
@@ -2978,7 +3011,7 @@ 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;
 
@@ -2986,7 +3019,7 @@ 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;
@@ -2998,7 +3031,7 @@ 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;
 
@@ -3013,7 +3046,7 @@ 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;
@@ -3022,13 +3055,14 @@ 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;
 
        SendHUDSetFlags(player->peer_id, flags, mask);
-       player->hud_flags = flags;
+       player->hud_flags &= ~mask;
+       player->hud_flags |= flags;
 
        PlayerSAO* playersao = player->getPlayerSAO();
 
@@ -3039,10 +3073,11 @@ 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;
 
@@ -3053,14 +3088,7 @@ 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;
@@ -3069,14 +3097,14 @@ 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;
@@ -3085,16 +3113,8 @@ 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;
@@ -3104,7 +3124,7 @@ 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;
@@ -3115,7 +3135,7 @@ 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)
@@ -3126,7 +3146,7 @@ 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)
@@ -3145,7 +3165,12 @@ 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,
+       u32 material_type_param,  AnimationType animation_type,
+       u16 vertical_frame_num, u16 horizontal_frame_num, u16 first_frame,
+       float frame_length, bool loop_animation,
+       u8 glow)
 {
        // m_env will be NULL if the server is initializing
        if (!m_env)
@@ -3153,21 +3178,29 @@ void Server::spawnParticle(const std::string &playername, v3f pos,
 
        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;
        }
 
        SendSpawnParticle(peer_id, pos, velocity, acceleration,
-                       expirationtime, size, collisiondetection, vertical, texture);
+                       expirationtime, size, collisiondetection,
+                       collision_removal, vertical, texture,
+                       material_type_param, animation_type,
+                       vertical_frame_num, horizontal_frame_num, 
+                       first_frame, frame_length, loop_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,  u32 material_type_param,  AnimationType animation_type,
+       u16 vertical_frame_num, u16 horizontal_frame_num, u16 min_first_frame, u16 max_first_frame, 
+       float frame_length, bool loop_animation, u8 glow)
 {
        // m_env will be NULL if the server is initializing
        if (!m_env)
@@ -3175,29 +3208,28 @@ u32 Server::addParticleSpawner(u16 amount, float spawntime,
 
        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 -1;
                peer_id = player->peer_id;
        }
 
-       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;
+
+       u32 id;
+       if (attached_id == 0)
+               id = m_env->addParticleSpawner(spawntime);
+       else
+               id = m_env->addParticleSpawner(spawntime, attached_id);
 
        SendAddParticleSpawner(peer_id, amount, spawntime,
                minpos, maxpos, minvel, maxvel, minacc, maxacc,
                minexptime, maxexptime, minsize, maxsize,
-               collisiondetection, vertical, texture, id);
+               collisiondetection, collision_removal, attached_id, vertical,
+               texture, id, material_type_param, animation_type,
+               vertical_frame_num, horizontal_frame_num, 
+               min_first_frame, max_first_frame, frame_length, loop_animation,
+               glow);
 
        return id;
 }
@@ -3210,16 +3242,13 @@ 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);
 }
 
@@ -3376,26 +3405,24 @@ v3f Server::findSpawnPos()
                return nodeposf * BS;
        }
 
-       s16 water_level = map.getWaterLevel();
-       s16 vertical_spawn_range = g_settings->getS16("vertical_spawn_range");
        bool is_good = false;
 
        // Try to find a good place a few times
-       for(s32 i = 0; i < 1000 && !is_good; i++) {
+       for(s32 i = 0; i < 4000 && !is_good; i++) {
                s32 range = 1 + i;
                // We're going to try to throw the player to this position
                v2s16 nodepos2d = v2s16(
                                -range + (myrand() % (range * 2)),
                                -range + (myrand() % (range * 2)));
 
-               // Get ground height at point
-               s16 groundheight = map.findGroundLevel(nodepos2d);
-               // Don't go underwater or to high places
-               if (groundheight <= water_level ||
-                               groundheight > water_level + vertical_spawn_range)
+               // Get spawn level at point
+               s16 spawn_level = m_emerge->getSpawnLevelAtPoint(nodepos2d);
+               // Continue if MAX_MAP_GENERATION_LIMIT was returned by
+               // the mapgen to signify an unsuitable spawn position
+               if (spawn_level == MAX_MAP_GENERATION_LIMIT)
                        continue;
 
-               v3s16 nodepos(nodepos2d.X, groundheight, nodepos2d.Y);
+               v3s16 nodepos(nodepos2d.X, spawn_level, nodepos2d.Y);
 
                s32 air_count = 0;
                for (s32 i = 0; i < 10; i++) {
@@ -3427,11 +3454,10 @@ 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;
        }
@@ -3439,27 +3465,24 @@ 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);
@@ -3470,18 +3493,14 @@ 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;
 
@@ -3507,9 +3526,11 @@ void dedicated_server_loop(Server &server, bool &kill)
 
        IntervalLimiter m_profiler_interval;
 
-       for(;;)
-       {
-               float steplen = g_settings->getFloat("dedicated_server_step");
+       static const float steplen = g_settings->getFloat("dedicated_server_step");
+       static const float profiler_print_interval =
+                       g_settings->getFloat("profiler_print_interval");
+
+       for(;;) {
                // This is kind of a hack but can be done like this
                // because server.step() is very light
                {
@@ -3531,10 +3552,7 @@ void dedicated_server_loop(Server &server, bool &kill)
                /*
                        Profiler
                */
-               float profiler_print_interval =
-                               g_settings->getFloat("profiler_print_interval");
-               if(profiler_print_interval != 0)
-               {
+               if (profiler_print_interval != 0) {
                        if(m_profiler_interval.step(steplen, profiler_print_interval))
                        {
                                infostream<<"Profiler:"<<std::endl;