]> git.lizzy.rs Git - dragonfireclient.git/blobdiff - src/server.h
Ranged support of protocol version on server side
[dragonfireclient.git] / src / server.h
index ae50af15b7ce1906bfc28dd39ff7ced52743a81a..f770fa3d44ba170e859f7a7b0690bcfe3903b6d9 100644 (file)
@@ -3,16 +3,16 @@ Minetest-c55
 Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
 
 This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
 (at your option) any later version.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
 
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
@@ -22,26 +22,31 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "connection.h"
 #include "environment.h"
-#include "common_irrlicht.h"
+#include "irrlichttypes_bloated.h"
 #include <string>
 #include "porting.h"
 #include "map.h"
 #include "inventory.h"
-#include "auth.h"
 #include "ban.h"
 #include "gamedef.h"
 #include "serialization.h" // For SER_FMT_VER_INVALID
-#include "serverremoteplayer.h"
 #include "mods.h"
 #include "inventorymanager.h"
 #include "subgame.h"
 #include "sound.h"
+#include "util/thread.h"
+#include "util/string.h"
+#include "rollback_interface.h" // Needed for rollbackRevertActions()
+#include <list> // Needed for rollbackRevertActions()
+
 struct LuaState;
 typedef struct lua_State lua_State;
 class IWritableItemDefManager;
 class IWritableNodeDefManager;
 class IWritableCraftDefManager;
 class EventManager;
+class PlayerSAO;
+class IRollbackManager;
 
 class ServerError : public std::exception
 {
@@ -253,21 +258,21 @@ struct PrioritySortedBlockTransfer
        u16 peer_id;
 };
 
-struct TextureRequest
+struct MediaRequest
 {
        std::string name;
 
-       TextureRequest(const std::string &name_=""):
+       MediaRequest(const std::string &name_=""):
                name(name_)
        {}
 };
 
-struct TextureInformation
+struct MediaInfo
 {
        std::string path;
        std::string sha1_digest;
 
-       TextureInformation(const std::string path_="",
+       MediaInfo(const std::string path_="",
                        const std::string sha1_digest_=""):
                path(path_),
                sha1_digest(sha1_digest_)
@@ -299,26 +304,7 @@ struct ServerSoundParams
                loop(false)
        {}
        
-       v3f getPos(ServerEnvironment *env, bool *pos_exists) const
-       {
-               if(pos_exists) *pos_exists = false;
-               switch(type){
-               case SSP_LOCAL:
-                       return v3f(0,0,0);
-               case SSP_POSITIONAL:
-                       if(pos_exists) *pos_exists = true;
-                       return pos;
-               case SSP_OBJECT: {
-                       if(object == 0)
-                               return v3f(0,0,0);
-                       ServerActiveObject *sao = env->getActiveObject(object);
-                       if(!sao)
-                               return v3f(0,0,0);
-                       if(pos_exists) *pos_exists = true;
-                       return sao->getBasePosition(); }
-               }
-               return v3f(0,0,0);
-       }
+       v3f getPos(ServerEnvironment *env, bool *pos_exists) const;
 };
 
 struct ServerPlayingSound
@@ -503,7 +489,6 @@ class Server : public con::PeerHandler, public MapEventReceiver,
                Shall be called with the environment and the connection locked.
        */
        Inventory* getInventory(const InventoryLocation &loc);
-       std::string getInventoryOwner(const InventoryLocation &loc);
        void setInventoryModified(const InventoryLocation &loc);
 
        // Connection must be locked when called
@@ -514,23 +499,17 @@ class Server : public con::PeerHandler, public MapEventReceiver,
                m_shutdown_requested = true;
        }
 
-       // Envlock and conlock should be locked when calling this
-       void SendMovePlayer(Player *player);
-       
        // Returns -1 if failed, sound handle on success
        // Envlock + conlock
        s32 playSound(const SimpleSoundSpec &spec, const ServerSoundParams &params);
        void stopSound(s32 handle);
        
-       // Thread-safe
-       u64 getPlayerAuthPrivs(const std::string &name);
-       void setPlayerAuthPrivs(const std::string &name, u64 privs);
-       u64 getPlayerEffectivePrivs(const std::string &name);
+       // Envlock + conlock
+       std::set<std::string> getPlayerEffectivePrivs(const std::string &name);
+       bool checkPriv(const std::string &name, const std::string &priv);
+       void reportPrivsModified(const std::string &name=""); // ""=all
+       void reportInventoryFormspecModified(const std::string &name);
 
-       // Changes a player's password, password must be given as plaintext
-       // If the player doesn't exist, a new entry is added to the auth manager
-       void setPlayerPassword(const std::string &name, const std::wstring &password);
-       
        // Saves g_settings to configpath given at initialization
        void saveConfig();
 
@@ -562,8 +541,18 @@ class Server : public con::PeerHandler, public MapEventReceiver,
 
        void queueBlockEmerge(v3s16 blockpos, bool allow_generate);
        
+       // Creates or resets inventory
+       Inventory* createDetachedInventory(const std::string &name);
+       
        // Envlock and conlock should be locked when using Lua
        lua_State *getLua(){ return m_lua; }
+
+       // Envlock should be locked when using the rollback manager
+       IRollbackManager *getRollbackManager(){ return m_rollback; }
+       // actions: time-reversed list
+       // Return value: success/failure
+       bool rollbackRevertActions(const std::list<RollbackAction> &actions,
+                       std::list<std::string> *log);
        
        // IGameDef interface
        // Under envlock
@@ -574,15 +563,20 @@ class Server : public con::PeerHandler, public MapEventReceiver,
        virtual u16 allocateUnknownNodeId(const std::string &name);
        virtual ISoundManager* getSoundManager();
        virtual MtEventManager* getEventManager();
+       virtual IRollbackReportSink* getRollbackReportSink();
        
        IWritableItemDefManager* getWritableItemDefManager();
        IWritableNodeDefManager* getWritableNodeDefManager();
        IWritableCraftDefManager* getWritableCraftDefManager();
 
        const ModSpec* getModSpec(const std::string &modname);
+       void getModNames(core::list<std::string> &modlist);
+       std::string getBuiltinLuaPath();
        
        std::string getWorldPath(){ return m_path_world; }
 
+       bool isSingleplayer(){ return m_simple_singleplayer_mode; }
+
        void setAsyncFatalError(const std::string &error)
        {
                m_async_fatal_error.set(error);
@@ -608,7 +602,7 @@ class Server : public con::PeerHandler, public MapEventReceiver,
        static void SendItemDef(con::Connection &con, u16 peer_id,
                        IItemDefManager *itemdef);
        static void SendNodeDef(con::Connection &con, u16 peer_id,
-                       INodeDefManager *nodedef);
+                       INodeDefManager *nodedef, u16 protocol_version);
        
        /*
                Non-static send methods.
@@ -619,13 +613,12 @@ class Server : public con::PeerHandler, public MapEventReceiver,
 
        // Envlock and conlock should be locked when calling these
        void SendInventory(u16 peer_id);
-       // send wielded item info about player to all
-       void SendWieldedItem(const ServerRemotePlayer *srp);
-       // send wielded item info about all players to all players
-       void SendPlayerItems();
        void SendChatMessage(u16 peer_id, const std::wstring &message);
        void BroadcastChatMessage(const std::wstring &message);
-       void SendPlayerHP(Player *player);
+       void SendPlayerHP(u16 peer_id);
+       void SendMovePlayer(u16 peer_id);
+       void SendPlayerPrivileges(u16 peer_id);
+       void SendPlayerInventoryFormspec(u16 peer_id);
        /*
                Send a node removal/addition event to all clients except ignore_id.
                Additionally, if far_players!=NULL, players further away than
@@ -644,18 +637,21 @@ class Server : public con::PeerHandler, public MapEventReceiver,
        // Sends blocks to clients (locks env and con on its own)
        void SendBlocks(float dtime);
        
-       void PrepareTextures();
-
-       void SendTextureAnnouncement(u16 peer_id);
-
-       void SendTexturesRequested(u16 peer_id,core::list<TextureRequest> tosend);
+       void fillMediaCache();
+       void sendMediaAnnouncement(u16 peer_id);
+       void sendRequestedMedia(u16 peer_id,
+                       const core::list<MediaRequest> &tosend);
+       
+       void sendDetachedInventory(const std::string &name, u16 peer_id);
+       void sendDetachedInventoryToAll(const std::string &name);
+       void sendDetachedInventories(u16 peer_id);
 
        /*
                Something random
        */
        
-       void DiePlayer(Player *player);
-       void RespawnPlayer(Player *player);
+       void DiePlayer(u16 peer_id);
+       void RespawnPlayer(u16 peer_id);
        
        void UpdateCrafting(u16 peer_id);
        
@@ -671,6 +667,15 @@ class Server : public con::PeerHandler, public MapEventReceiver,
                return player->getName();
        }
 
+       // When called, environment mutex should be locked
+       PlayerSAO* getPlayerSAO(u16 peer_id)
+       {
+               Player *player = m_env->getPlayer(peer_id);
+               if(player == NULL)
+                       return NULL;
+               return player->getPlayerSAO();
+       }
+
        /*
                Get a player from memory or creates one.
                If player is already connected, return NULL
@@ -678,15 +683,13 @@ class Server : public con::PeerHandler, public MapEventReceiver,
 
                Call with env and con locked.
        */
-       ServerRemotePlayer *emergePlayer(const char *name, u16 peer_id);
+       PlayerSAO *emergePlayer(const char *name, u16 peer_id);
        
        // Locks environment and connection by its own
        struct PeerChange;
        void handlePeerChange(PeerChange &c);
        void handlePeerChanges();
 
-       u64 getPlayerPrivs(Player *player);
-
        /*
                Variables
        */
@@ -725,12 +728,14 @@ class Server : public con::PeerHandler, public MapEventReceiver,
        // Connected clients (behind the con mutex)
        core::map<u16, RemoteClient*> m_clients;
 
-       // User authentication
-       AuthManager m_authmanager;
-
        // Bann checking
        BanManager m_banmanager;
 
+       // Rollback manager (behind m_env_mutex)
+       IRollbackManager *m_rollback;
+       bool m_rollback_sink_enabled;
+       bool m_enable_rollback_recording; // Updated once in a while
+
        // Scripting
        // Envlock and conlock should be locked when using Lua
        lua_State *m_lua;
@@ -822,6 +827,13 @@ class Server : public con::PeerHandler, public MapEventReceiver,
                This is behind m_env_mutex
        */
        bool m_ignore_map_edit_events;
+       /*
+               If a non-empty area, map edit events contained within are left
+               unsent. Done at map generation time to speed up editing of the
+               generated area, as it will be sent anyway.
+               This is behind m_env_mutex
+       */
+       VoxelArea m_ignore_map_edit_events_area;
        /*
                If set to !=0, the incoming MapEditEvents are modified to have
                this peed id as the disabled recipient
@@ -832,13 +844,19 @@ class Server : public con::PeerHandler, public MapEventReceiver,
        friend class EmergeThread;
        friend class RemoteClient;
 
-       std::map<std::string,TextureInformation> m_Textures;
+       std::map<std::string,MediaInfo> m_media;
 
        /*
                Sounds
        */
        std::map<s32, ServerPlayingSound> m_playing_sounds;
        s32 m_next_sound_id;
+
+       /*
+               Detached inventories (behind m_env_mutex)
+       */
+       // key = name
+       std::map<std::string, Inventory*> m_detached_inventories;
 };
 
 /*