+ float m_last_sent_position_timer = 0.0f;
+ float m_last_sent_move_precision = 0.0f;
+ std::string m_current_texture_modifier = "";
+};
+
+/*
+ PlayerSAO needs some internals exposed.
+*/
+
+class LagPool
+{
+ float m_pool = 15.0f;
+ float m_max = 15.0f;
+public:
+ LagPool() = default;
+
+ void setMax(float new_max)
+ {
+ m_max = new_max;
+ if(m_pool > new_max)
+ m_pool = new_max;
+ }
+
+ void add(float dtime)
+ {
+ m_pool -= dtime;
+ if(m_pool < 0)
+ m_pool = 0;
+ }
+
+ void empty()
+ {
+ m_pool = m_max;
+ }
+
+ bool grab(float dtime)
+ {
+ if(dtime <= 0)
+ return true;
+ if(m_pool + dtime > m_max)
+ return false;
+ m_pool += dtime;
+ return true;
+ }
+};
+
+class RemotePlayer;
+
+class PlayerSAO : public UnitSAO
+{
+public:
+ PlayerSAO(ServerEnvironment *env_, RemotePlayer *player_, session_t peer_id_,
+ bool is_singleplayer);
+ ~PlayerSAO();
+ ActiveObjectType getType() const
+ { return ACTIVEOBJECT_TYPE_PLAYER; }
+ ActiveObjectType getSendType() const
+ { return ACTIVEOBJECT_TYPE_GENERIC; }
+ std::string getDescription();
+
+ /*
+ Active object <-> environment interface
+ */
+
+ void addedToEnvironment(u32 dtime_s);
+ void removingFromEnvironment();
+ bool isStaticAllowed() const { return false; }
+ std::string getClientInitializationData(u16 protocol_version);
+ void getStaticData(std::string *result) const;
+ void step(float dtime, bool send_recommended);
+ void setBasePosition(const v3f &position);
+ void setPos(const v3f &pos);
+ void moveTo(v3f pos, bool continuous);
+ void setYaw(const float yaw);
+ // Data should not be sent at player initialization
+ void setYawAndSend(const float yaw);
+ void setPitch(const float pitch);
+ // Data should not be sent at player initialization
+ void setPitchAndSend(const float pitch);
+ f32 getPitch() const { return m_pitch; }
+ f32 getRadPitch() const { return m_pitch * core::DEGTORAD; }
+ // Deprecated
+ f32 getRadPitchDep() const { return -1.0 * m_pitch * core::DEGTORAD; }
+ void setFov(const float pitch);
+ f32 getFov() const { return m_fov; }
+ void setWantedRange(const s16 range);
+ s16 getWantedRange() const { return m_wanted_range; }
+
+ /*
+ Interaction interface
+ */
+
+ int punch(v3f dir,
+ const ToolCapabilities *toolcap,
+ ServerActiveObject *puncher,
+ float time_from_last_punch);
+ void rightClick(ServerActiveObject *clicker) {}
+ void setHP(s16 hp, const PlayerHPChangeReason &reason);
+ void setHPRaw(s16 hp) { m_hp = hp; }
+ s16 readDamage();
+ u16 getBreath() const { return m_breath; }
+ void setBreath(const u16 breath, bool send = true);
+
+ /*
+ Inventory interface
+ */
+
+ Inventory* getInventory();
+ const Inventory* getInventory() const;
+ InventoryLocation getInventoryLocation() const;
+ std::string getWieldList() const;
+ ItemStack getWieldedItem() const;
+ ItemStack getWieldedItemOrHand() const;
+ bool setWieldedItem(const ItemStack &item);
+ int getWieldIndex() const;
+ void setWieldIndex(int i);
+
+ /*
+ PlayerSAO-specific
+ */
+
+ void disconnected();
+
+ RemotePlayer *getPlayer() { return m_player; }
+ session_t getPeerID() const { return m_peer_id; }
+
+ // Cheat prevention
+
+ v3f getLastGoodPosition() const
+ {
+ return m_last_good_position;
+ }
+ float resetTimeFromLastPunch()
+ {
+ float r = m_time_from_last_punch;
+ m_time_from_last_punch = 0.0;
+ return r;
+ }
+ void noCheatDigStart(const v3s16 &p)
+ {
+ m_nocheat_dig_pos = p;
+ m_nocheat_dig_time = 0;
+ }
+ v3s16 getNoCheatDigPos()
+ {
+ return m_nocheat_dig_pos;
+ }
+ float getNoCheatDigTime()
+ {
+ return m_nocheat_dig_time;
+ }
+ void noCheatDigEnd()
+ {
+ m_nocheat_dig_pos = v3s16(32767, 32767, 32767);
+ }
+ LagPool& getDigPool()
+ {
+ return m_dig_pool;
+ }
+ // Returns true if cheated
+ bool checkMovementCheat();
+
+ // Other
+
+ void updatePrivileges(const std::set<std::string> &privs,
+ bool is_singleplayer)
+ {
+ m_privs = privs;
+ m_is_singleplayer = is_singleplayer;
+ }
+
+ bool getCollisionBox(aabb3f *toset) const;
+ bool getSelectionBox(aabb3f *toset) const;
+ bool collideWithObjects() const { return true; }
+
+ void finalize(RemotePlayer *player, const std::set<std::string> &privs);
+
+ v3f getEyePosition() const { return m_base_position + getEyeOffset(); }
+ v3f getEyeOffset() const;
+ float getZoomFOV() const;
+
+ inline Metadata &getMeta() { return m_meta; }
+
+private:
+ std::string getPropertyPacket();
+ void unlinkPlayerSessionAndSave();
+
+ RemotePlayer *m_player = nullptr;
+ session_t m_peer_id = 0;
+ Inventory *m_inventory = nullptr;
+ s16 m_damage = 0;
+
+ // Cheat prevention
+ LagPool m_dig_pool;
+ LagPool m_move_pool;
+ v3f m_last_good_position;
+ float m_time_from_last_teleport = 0.0f;
+ float m_time_from_last_punch = 0.0f;
+ v3s16 m_nocheat_dig_pos = v3s16(32767, 32767, 32767);
+ float m_nocheat_dig_time = 0.0f;
+
+ // Timers
+ IntervalLimiter m_breathing_interval;
+ IntervalLimiter m_drowning_interval;
+ IntervalLimiter m_node_hurt_interval;
+
+ int m_wield_index = 0;
+ bool m_position_not_sent = false;
+
+ // Cached privileges for enforcement
+ std::set<std::string> m_privs;
+ bool m_is_singleplayer;
+
+ u16 m_breath = PLAYER_MAX_BREATH_DEFAULT;
+ f32 m_pitch = 0.0f;
+ f32 m_fov = 0.0f;
+ s16 m_wanted_range = 0.0f;
+
+ Metadata m_meta;
+public:
+ float m_physics_override_speed = 1.0f;
+ float m_physics_override_jump = 1.0f;
+ float m_physics_override_gravity = 1.0f;
+ bool m_physics_override_sneak = true;
+ bool m_physics_override_sneak_glitch = false;
+ bool m_physics_override_new_move = true;
+ bool m_physics_override_sent = false;