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Diffstat (limited to 'src/Entities/Player.cpp')
| -rw-r--r-- | src/Entities/Player.cpp | 1765 |
1 files changed, 1765 insertions, 0 deletions
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp new file mode 100644 index 000000000..910613e98 --- /dev/null +++ b/src/Entities/Player.cpp @@ -0,0 +1,1765 @@ + +#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules + +#include "Player.h" +#include "../Server.h" +#include "../ClientHandle.h" +#include "../UI/Window.h" +#include "../UI/WindowOwner.h" +#include "../World.h" +#include "Pickup.h" +#include "../PluginManager.h" +#include "../BlockEntities/BlockEntity.h" +#include "../GroupManager.h" +#include "../Group.h" +#include "../ChatColor.h" +#include "../Item.h" +#include "../Tracer.h" +#include "../Root.h" +#include "../OSSupport/Timer.h" +#include "../MersenneTwister.h" +#include "../Chunk.h" +#include "../Items/ItemHandler.h" + +#include "../Vector3d.h" +#include "../Vector3f.h" + +#include "inifile/iniFile.h" +#include "json/json.h" + +#define float2int(x) ((x)<0 ? ((int)(x))-1 : (int)(x)) + + + + + + +cPlayer::cPlayer(cClientHandle* a_Client, const AString & a_PlayerName) + : super(etPlayer, 0.6, 1.8) + , m_GameMode(eGameMode_NotSet) + , m_IP("") + , m_LastBlockActionTime( 0 ) + , m_LastBlockActionCnt( 0 ) + , m_AirLevel( MAX_AIR_LEVEL ) + , m_AirTickTimer( DROWNING_TICKS ) + , m_bVisible( true ) + , m_LastGroundHeight( 0 ) + , m_bTouchGround( false ) + , m_Stance( 0.0 ) + , m_Inventory(*this) + , m_CurrentWindow(NULL) + , m_InventoryWindow(NULL) + , m_TimeLastPickupCheck( 0.f ) + , m_Color('-') + , m_ClientHandle( a_Client ) + , m_FoodLevel(MAX_FOOD_LEVEL) + , m_FoodSaturationLevel(5) + , m_FoodTickTimer(0) + , m_FoodExhaustionLevel(0) + , m_FoodPoisonedTicksRemaining(0) + , m_NormalMaxSpeed(0.1) + , m_SprintingMaxSpeed(0.13) + , m_IsCrouched(false) + , m_IsSprinting(false) + , m_IsSwimming(false) + , m_IsSubmerged(false) + , m_EatingFinishTick(-1) + , m_IsChargingBow(false) + , m_BowCharge(0) + , m_CurrentXp(0) + , m_LifetimeTotalXp(0) + , m_bDirtyExperience(false) +{ + LOGD("Created a player object for \"%s\" @ \"%s\" at %p, ID %d", + a_PlayerName.c_str(), a_Client->GetIPString().c_str(), + this, GetUniqueID() + ); + + m_InventoryWindow = new cInventoryWindow(*this); + m_CurrentWindow = m_InventoryWindow; + m_InventoryWindow->OpenedByPlayer(*this); + + SetMaxHealth(MAX_HEALTH); + m_Health = MAX_HEALTH; + + cTimer t1; + m_LastPlayerListTime = t1.GetNowTime(); + + m_TimeLastTeleportPacket = 0; + m_TimeLastPickupCheck = 0; + + m_PlayerName = a_PlayerName; + m_bDirtyPosition = true; // So chunks are streamed to player at spawn + + if (!LoadFromDisk()) + { + m_Inventory.Clear(); + SetPosX(cRoot::Get()->GetDefaultWorld()->GetSpawnX()); + SetPosY(cRoot::Get()->GetDefaultWorld()->GetSpawnY()); + SetPosZ(cRoot::Get()->GetDefaultWorld()->GetSpawnZ()); + + LOGD("Player \"%s\" is connecting for the first time, spawning at default world spawn {%.2f, %.2f, %.2f}", + a_PlayerName.c_str(), GetPosX(), GetPosY(), GetPosZ() + ); + } + m_LastJumpHeight = (float)(GetPosY()); + m_LastGroundHeight = (float)(GetPosY()); + m_Stance = GetPosY() + 1.62; + + cRoot::Get()->GetServer()->PlayerCreated(this); +} + + + + + +cPlayer::~cPlayer(void) +{ + LOGD("Deleting cPlayer \"%s\" at %p, ID %d", m_PlayerName.c_str(), this, GetUniqueID()); + + // Notify the server that the player is being destroyed + cRoot::Get()->GetServer()->PlayerDestroying(this); + + SaveToDisk(); + + m_World->RemovePlayer( this ); + + m_ClientHandle = NULL; + + delete m_InventoryWindow; + + LOGD("Player %p deleted", this); +} + + + + + +bool cPlayer::Initialize(cWorld * a_World) +{ + ASSERT(a_World != NULL); + + if (super::Initialize(a_World)) + { + // Remove the client handle from the server, it will be ticked from this object from now on + if (m_ClientHandle != NULL) + { + cRoot::Get()->GetServer()->ClientMovedToWorld(m_ClientHandle); + } + + GetWorld()->AddPlayer(this); + return true; + } + return false; +} + + + + + +void cPlayer::Destroyed() +{ + CloseWindow(false); + + m_ClientHandle = NULL; +} + + + + + +void cPlayer::SpawnOn(cClientHandle & a_Client) +{ + if (!m_bVisible || (m_ClientHandle == (&a_Client))) + { + return; + } + a_Client.SendPlayerSpawn(*this); + a_Client.SendEntityHeadLook(*this); + a_Client.SendEntityEquipment(*this, 0, m_Inventory.GetEquippedItem() ); + a_Client.SendEntityEquipment(*this, 1, m_Inventory.GetEquippedBoots() ); + a_Client.SendEntityEquipment(*this, 2, m_Inventory.GetEquippedLeggings() ); + a_Client.SendEntityEquipment(*this, 3, m_Inventory.GetEquippedChestplate() ); + a_Client.SendEntityEquipment(*this, 4, m_Inventory.GetEquippedHelmet() ); +} + + + + + +void cPlayer::Tick(float a_Dt, cChunk & a_Chunk) +{ + if (m_ClientHandle != NULL) + { + if (m_ClientHandle->IsDestroyed()) + { + // This should not happen, because destroying a client will remove it from the world, but just in case + m_ClientHandle = NULL; + return; + } + + if (!m_ClientHandle->IsPlaying()) + { + // We're not yet in the game, ignore everything + return; + } + } + + if (!a_Chunk.IsValid()) + { + // This may happen if the cPlayer is created before the chunks have the chance of being loaded / generated (#83) + return; + } + + super::Tick(a_Dt, a_Chunk); + + // Set player swimming state + SetSwimState(a_Chunk); + + // Handle air drowning stuff + HandleAir(); + + // Handle charging the bow: + if (m_IsChargingBow) + { + m_BowCharge += 1; + } + + //handle updating experience + if (m_bDirtyExperience) + { + SendExperience(); + } + + if (m_bDirtyPosition) + { + // Apply food exhaustion from movement: + ApplyFoodExhaustionFromMovement(); + + cRoot::Get()->GetPluginManager()->CallHookPlayerMoving(*this); + BroadcastMovementUpdate(m_ClientHandle); + m_ClientHandle->StreamChunks(); + } + else + { + BroadcastMovementUpdate(m_ClientHandle); + } + + if (m_Health > 0) // make sure player is alive + { + m_World->CollectPickupsByPlayer(this); + + if ((m_EatingFinishTick >= 0) && (m_EatingFinishTick <= m_World->GetWorldAge())) + { + FinishEating(); + } + + HandleFood(); + } + + // Send Player List (Once per m_LastPlayerListTime/1000 ms) + cTimer t1; + if (m_LastPlayerListTime + cPlayer::PLAYER_LIST_TIME_MS <= t1.GetNowTime()) + { + m_World->SendPlayerList(this); + m_LastPlayerListTime = t1.GetNowTime(); + } +} + + + + + +short cPlayer::CalcLevelFromXp(short a_XpTotal) +{ + //level 0 to 15 + if(a_XpTotal <= XP_TO_LEVEL15) + { + return a_XpTotal / XP_PER_LEVEL_TO15; + } + + //level 30+ + if(a_XpTotal > XP_TO_LEVEL30) + { + return (short) (151.5 + sqrt( 22952.25 - (14 * (2220 - a_XpTotal)))) / 7; + } + + //level 16 to 30 + return (short) ( 29.5 + sqrt( 870.25 - (6 * ( 360 - a_XpTotal )))) / 3; +} + + + + + +short cPlayer::XpForLevel(short a_Level) +{ + //level 0 to 15 + if(a_Level <= 15) + { + return a_Level * XP_PER_LEVEL_TO15; + } + + //level 30+ + if(a_Level >= 31) + { + return (short) ( (3.5 * a_Level * a_Level) - (151.5 * a_Level) + 2220 ); + } + + //level 16 to 30 + return (short) ( (1.5 * a_Level * a_Level) - (29.5 * a_Level) + 360 ); +} + + + + + +short cPlayer::GetXpLevel() +{ + return CalcLevelFromXp(m_CurrentXp); +} + + + + + +float cPlayer::GetXpPercentage() +{ + short int currentLevel = CalcLevelFromXp(m_CurrentXp); + short int currentLevel_XpBase = XpForLevel(currentLevel); + + return (float)(m_CurrentXp - currentLevel_XpBase) / + (float)(XpForLevel(1+currentLevel) - currentLevel_XpBase); +} + + + + + +bool cPlayer::SetCurrentExperience(short int a_CurrentXp) +{ + if(!(a_CurrentXp >= 0) || (a_CurrentXp > (SHRT_MAX - m_LifetimeTotalXp))) + { + LOGWARNING("Tried to update experiece with an invalid Xp value: %d", a_CurrentXp); + return false; //oops, they gave us a dodgey number + } + + m_CurrentXp = a_CurrentXp; + + // Set experience to be updated + m_bDirtyExperience = true; + + return true; +} + + + + + +short cPlayer::DeltaExperience(short a_Xp_delta) +{ + if (a_Xp_delta > (SHRT_MAX - m_CurrentXp)) + { + // Value was bad, abort and report + LOGWARNING("Attempt was made to increment Xp by %d, which overflowed the short datatype. Ignoring.", + a_Xp_delta); + return -1; // Should we instead just return the current Xp? + } + + m_CurrentXp += a_Xp_delta; + + // Make sure they didn't subtract too much + if (m_CurrentXp < 0) + { + m_CurrentXp = 0; + } + + // Update total for score calculation + if (a_Xp_delta > 0) + { + m_LifetimeTotalXp += a_Xp_delta; + } + + LOGD("Player \"%s\" gained/lost %d experience, total is now: %d", + m_PlayerName.c_str(), a_Xp_delta, m_CurrentXp); + + // Set experience to be updated + m_bDirtyExperience = true; + + return m_CurrentXp; +} + + + + + +void cPlayer::StartChargingBow(void) +{ + LOGD("Player \"%s\" started charging their bow", m_PlayerName.c_str()); + m_IsChargingBow = true; + m_BowCharge = 0; +} + + + + + +int cPlayer::FinishChargingBow(void) +{ + LOGD("Player \"%s\" finished charging their bow at a charge of %d", m_PlayerName.c_str(), m_BowCharge); + int res = m_BowCharge; + m_IsChargingBow = false; + m_BowCharge = 0; + return res; +} + + + + + +void cPlayer::CancelChargingBow(void) +{ + LOGD("Player \"%s\" cancelled charging their bow at a charge of %d", m_PlayerName.c_str(), m_BowCharge); + m_IsChargingBow = false; + m_BowCharge = 0; +} + + + + + +void cPlayer::SetTouchGround(bool a_bTouchGround) +{ + m_bTouchGround = a_bTouchGround; + + if (!m_bTouchGround) + { + if (GetPosY() > m_LastJumpHeight) + { + m_LastJumpHeight = (float)GetPosY(); + } + cWorld * World = GetWorld(); + if ((GetPosY() >= 0) && (GetPosY() < cChunkDef::Height)) + { + BLOCKTYPE BlockType = World->GetBlock(float2int(GetPosX()), float2int(GetPosY()), float2int(GetPosZ())); + if (BlockType != E_BLOCK_AIR) + { + m_bTouchGround = true; + } + if ( + (BlockType == E_BLOCK_WATER) || + (BlockType == E_BLOCK_STATIONARY_WATER) || + (BlockType == E_BLOCK_LADDER) || + (BlockType == E_BLOCK_VINES) + ) + { + m_LastGroundHeight = (float)GetPosY(); + } + } + } + else + { + float Dist = (float)(m_LastGroundHeight - floor(GetPosY())); + int Damage = (int)(Dist - 3.f); + if (m_LastJumpHeight > m_LastGroundHeight) Damage++; + m_LastJumpHeight = (float)GetPosY(); + + if ((Damage > 0) && (!IsGameModeCreative())) + { + TakeDamage(dtFalling, NULL, Damage, Damage, 0); + } + + m_LastGroundHeight = (float)GetPosY(); + } +} + + + + + +void cPlayer::Heal(int a_Health) +{ + super::Heal(a_Health); + SendHealth(); +} + + + + + +void cPlayer::SetFoodLevel(int a_FoodLevel) +{ + m_FoodLevel = std::max(0, std::min(a_FoodLevel, (int)MAX_FOOD_LEVEL)); + SendHealth(); +} + + + + + +void cPlayer::SetFoodSaturationLevel(double a_FoodSaturationLevel) +{ + m_FoodSaturationLevel = std::max(0.0, std::min(a_FoodSaturationLevel, (double)m_FoodLevel)); +} + + + + + +void cPlayer::SetFoodTickTimer(int a_FoodTickTimer) +{ + m_FoodTickTimer = a_FoodTickTimer; +} + + + + + +void cPlayer::SetFoodExhaustionLevel(double a_FoodExhaustionLevel) +{ + m_FoodExhaustionLevel = std::max(0.0, std::min(a_FoodExhaustionLevel, 4.0)); +} + + + + + +void cPlayer::SetFoodPoisonedTicksRemaining(int a_FoodPoisonedTicksRemaining) +{ + m_FoodPoisonedTicksRemaining = a_FoodPoisonedTicksRemaining; +} + + + + + +bool cPlayer::Feed(int a_Food, double a_Saturation) +{ + if (m_FoodLevel >= MAX_FOOD_LEVEL) + { + return false; + } + + m_FoodLevel = std::min(a_Food + m_FoodLevel, (int)MAX_FOOD_LEVEL); + m_FoodSaturationLevel = std::min(m_FoodSaturationLevel + a_Saturation, (double)m_FoodLevel); + + SendHealth(); + return true; +} + + + + + +void cPlayer::FoodPoison(int a_NumTicks) +{ + bool HasBeenFoodPoisoned = (m_FoodPoisonedTicksRemaining > 0); + m_FoodPoisonedTicksRemaining = std::max(m_FoodPoisonedTicksRemaining, a_NumTicks); + if (!HasBeenFoodPoisoned) + { + // TODO: Send the poisoning indication to the client - how? + SendHealth(); + } +} + + + + + +void cPlayer::StartEating(void) +{ + // Set the timer: + m_EatingFinishTick = m_World->GetWorldAge() + EATING_TICKS; + + // Send the packets: + m_World->BroadcastPlayerAnimation(*this, 5); + m_World->BroadcastEntityMetadata(*this); +} + + + + + +void cPlayer::FinishEating(void) +{ + // Reset the timer: + m_EatingFinishTick = -1; + + // Send the packets: + m_ClientHandle->SendEntityStatus(*this, ENTITY_STATUS_EATING_ACCEPTED); + m_World->BroadcastPlayerAnimation(*this, 0); + m_World->BroadcastEntityMetadata(*this); + + // consume the item: + cItem Item(GetEquippedItem()); + Item.m_ItemCount = 1; + cItemHandler * ItemHandler = cItemHandler::GetItemHandler(Item.m_ItemType); + if (!ItemHandler->EatItem(this, &Item)) + { + return; + } + ItemHandler->OnFoodEaten(m_World, this, &Item); + + GetInventory().RemoveOneEquippedItem(); + + //if the food is mushroom soup, return a bowl to the inventory + if( Item.m_ItemType == E_ITEM_MUSHROOM_SOUP ) { + cItem emptyBowl(E_ITEM_BOWL, 1, 0, ""); + GetInventory().AddItem(emptyBowl, true, true); + } +} + + + + + +void cPlayer::AbortEating(void) +{ + m_EatingFinishTick = -1; + m_World->BroadcastPlayerAnimation(*this, 0); + m_World->BroadcastEntityMetadata(*this); +} + + + + + +void cPlayer::SendHealth(void) +{ + if (m_ClientHandle != NULL) + { + m_ClientHandle->SendHealth(); + } +} + + + + + +void cPlayer::SendExperience(void) +{ + if (m_ClientHandle != NULL) + { + m_ClientHandle->SendExperience(); + m_bDirtyExperience = false; + } +} + + + + + +void cPlayer::ClearInventoryPaintSlots(void) +{ + // Clear the list of slots that are being inventory-painted. Used by cWindow only + m_InventoryPaintSlots.clear(); +} + + + + + +void cPlayer::AddInventoryPaintSlot(int a_SlotNum) +{ + // Add a slot to the list for inventory painting. Used by cWindow only + m_InventoryPaintSlots.push_back(a_SlotNum); +} + + + + + +const cSlotNums & cPlayer::GetInventoryPaintSlots(void) const +{ + // Return the list of slots currently stored for inventory painting. Used by cWindow only + return m_InventoryPaintSlots; +} + + + + + +double cPlayer::GetMaxSpeed(void) const +{ + return m_IsSprinting ? m_SprintingMaxSpeed : m_NormalMaxSpeed; +} + + + + + +void cPlayer::SetNormalMaxSpeed(double a_Speed) +{ + m_NormalMaxSpeed = a_Speed; + if (!m_IsSprinting) + { + m_ClientHandle->SendPlayerMaxSpeed(); + } +} + + + + + +void cPlayer::SetSprintingMaxSpeed(double a_Speed) +{ + m_SprintingMaxSpeed = a_Speed; + if (m_IsSprinting) + { + m_ClientHandle->SendPlayerMaxSpeed(); + } +} + + + + + +void cPlayer::SetCrouch(bool a_IsCrouched) +{ + // Set the crouch status, broadcast to all visible players + + if (a_IsCrouched == m_IsCrouched) + { + // No change + return; + } + m_IsCrouched = a_IsCrouched; + m_World->BroadcastEntityMetadata(*this); +} + + + + + +void cPlayer::SetSprint(bool a_IsSprinting) +{ + if (a_IsSprinting == m_IsSprinting) + { + // No change + return; + } + + m_IsSprinting = a_IsSprinting; + m_ClientHandle->SendPlayerMaxSpeed(); +} + + + + + +void cPlayer::DoTakeDamage(TakeDamageInfo & a_TDI) +{ + if (a_TDI.DamageType != dtInVoid) + { + if (IsGameModeCreative()) + { + // No damage / health in creative mode + return; + } + } + + super::DoTakeDamage(a_TDI); + + // Any kind of damage adds food exhaustion + AddFoodExhaustion(0.3f); + + SendHealth(); +} + + + + + +void cPlayer::KilledBy(cEntity * a_Killer) +{ + super::KilledBy(a_Killer); + + if (m_Health > 0) + { + return; // not dead yet =] + } + + m_bVisible = false; // So new clients don't see the player + + // Puke out all the items + cItems Pickups; + m_Inventory.CopyToItems(Pickups); + m_Inventory.Clear(); + m_World->SpawnItemPickups(Pickups, GetPosX(), GetPosY(), GetPosZ(), 10); + SaveToDisk(); // Save it, yeah the world is a tough place ! +} + + + + + +void cPlayer::Respawn(void) +{ + m_Health = GetMaxHealth(); + + // Reset food level: + m_FoodLevel = MAX_FOOD_LEVEL; + m_FoodSaturationLevel = 5; + + // Reset Experience + m_CurrentXp = 0; + m_LifetimeTotalXp = 0; + // ToDo: send score to client? How? + + m_ClientHandle->SendRespawn(); + + // Extinguish the fire: + StopBurning(); + + TeleportToCoords(GetWorld()->GetSpawnX(), GetWorld()->GetSpawnY(), GetWorld()->GetSpawnZ()); + + SetVisible(true); +} + + + + + +double cPlayer::GetEyeHeight(void) const +{ + return m_Stance; +} + + + + +Vector3d cPlayer::GetEyePosition(void) const +{ + return Vector3d( GetPosX(), m_Stance, GetPosZ() ); +} + + + + + +bool cPlayer::IsGameModeCreative(void) const +{ + return (m_GameMode == gmCreative) || // Either the player is explicitly in Creative + ((m_GameMode == gmNotSet) && m_World->IsGameModeCreative()); // or they inherit from the world and the world is Creative +} + + + + + +bool cPlayer::IsGameModeSurvival(void) const +{ + return (m_GameMode == gmSurvival) || // Either the player is explicitly in Survival + ((m_GameMode == gmNotSet) && m_World->IsGameModeSurvival()); // or they inherit from the world and the world is Survival +} + + + + + +bool cPlayer::IsGameModeAdventure(void) const +{ + return (m_GameMode == gmCreative) || // Either the player is explicitly in Adventure + ((m_GameMode == gmNotSet) && m_World->IsGameModeCreative()); // or they inherit from the world and the world is Adventure +} + + + + + +void cPlayer::OpenWindow(cWindow * a_Window) +{ + if (a_Window != m_CurrentWindow) + { + CloseWindow(false); + } + a_Window->OpenedByPlayer(*this); + m_CurrentWindow = a_Window; + a_Window->SendWholeWindow(*GetClientHandle()); +} + + + + + +void cPlayer::CloseWindow(bool a_CanRefuse) +{ + if (m_CurrentWindow == NULL) + { + m_CurrentWindow = m_InventoryWindow; + return; + } + + if (m_CurrentWindow->ClosedByPlayer(*this, a_CanRefuse) || !a_CanRefuse) + { + // Close accepted, go back to inventory window (the default): + m_CurrentWindow = m_InventoryWindow; + } + else + { + // Re-open the window + m_CurrentWindow->OpenedByPlayer(*this); + m_CurrentWindow->SendWholeWindow(*GetClientHandle()); + } +} + + + + + +void cPlayer::CloseWindowIfID(char a_WindowID, bool a_CanRefuse) +{ + if ((m_CurrentWindow == NULL) || (m_CurrentWindow->GetWindowID() != a_WindowID)) + { + return; + } + CloseWindow(); +} + + + + + +void cPlayer::SetLastBlockActionTime() +{ + if (m_World != NULL) + { + m_LastBlockActionTime = m_World->GetWorldAge() / 20.0f; + } +} + + + + + +void cPlayer::SetLastBlockActionCnt( int a_LastBlockActionCnt ) +{ + m_LastBlockActionCnt = a_LastBlockActionCnt; +} + + + + + +void cPlayer::SetGameMode(eGameMode a_GameMode) +{ + if ((a_GameMode < gmMin) || (a_GameMode >= gmMax)) + { + LOGWARNING("%s: Setting invalid gamemode: %d", GetName().c_str(), a_GameMode); + return; + } + + if (m_GameMode == a_GameMode) + { + // Gamemode already set + return; + } + + m_GameMode = a_GameMode; + m_ClientHandle->SendGameMode(a_GameMode); +} + + + + + +void cPlayer::LoginSetGameMode( eGameMode a_GameMode ) +{ + m_GameMode = a_GameMode; +} + + + + + +void cPlayer::SetIP(const AString & a_IP) +{ + m_IP = a_IP; +} + + + + + +void cPlayer::SendMessage(const AString & a_Message) +{ + m_ClientHandle->SendChat(a_Message); +} + + + + + +void cPlayer::TeleportToCoords(double a_PosX, double a_PosY, double a_PosZ) +{ + SetPosition( a_PosX, a_PosY, a_PosZ ); + m_LastGroundHeight = (float)a_PosY; + + m_World->BroadcastTeleportEntity(*this, GetClientHandle()); + m_ClientHandle->SendPlayerMoveLook(); +} + + + + + +Vector3d cPlayer::GetThrowStartPos(void) const +{ + Vector3d res = GetEyePosition(); + + // Adjust the position to be just outside the player's bounding box: + res.x += 0.16 * cos(GetPitch()); + res.y += -0.1; + res.z += 0.16 * sin(GetPitch()); + + return res; +} + + + + + +Vector3d cPlayer::GetThrowSpeed(double a_SpeedCoeff) const +{ + Vector3d res = GetLookVector(); + res.Normalize(); + + // TODO: Add a slight random change (+-0.0075 in each direction) + + return res * a_SpeedCoeff; +} + + + + + +void cPlayer::MoveTo( const Vector3d & a_NewPos ) +{ + if ((a_NewPos.y < -990) && (GetPosY() > -100)) + { + // When attached to an entity, the client sends position packets with weird coords: + // Y = -999 and X, Z = attempting to create speed, usually up to 0.03 + // We cannot test m_AttachedTo, because when deattaching, the server thinks the client is already deattached while + // the client may still send more of these nonsensical packets. + if (m_AttachedTo != NULL) + { + Vector3d AddSpeed(a_NewPos); + AddSpeed.y = 0; + m_AttachedTo->AddSpeed(AddSpeed); + } + return; + } + + // TODO: should do some checks to see if player is not moving through terrain + // TODO: Official server refuses position packets too far away from each other, kicking "hacked" clients; we should, too + + SetPosition( a_NewPos ); + SetStance(a_NewPos.y + 1.62); +} + + + + + +void cPlayer::SetVisible(bool a_bVisible) +{ + if (a_bVisible && !m_bVisible) // Make visible + { + m_bVisible = true; + m_World->BroadcastSpawnEntity(*this); + } + if (!a_bVisible && m_bVisible) + { + m_bVisible = false; + m_World->BroadcastDestroyEntity(*this, m_ClientHandle); // Destroy on all clients + } +} + + + + + +void cPlayer::AddToGroup( const AString & a_GroupName ) +{ + cGroup* Group = cRoot::Get()->GetGroupManager()->GetGroup( a_GroupName ); + m_Groups.push_back( Group ); + LOGD("Added %s to group %s", m_PlayerName.c_str(), a_GroupName.c_str() ); + ResolveGroups(); + ResolvePermissions(); +} + + + + + +void cPlayer::RemoveFromGroup( const AString & a_GroupName ) +{ + bool bRemoved = false; + for( GroupList::iterator itr = m_Groups.begin(); itr != m_Groups.end(); ++itr ) + { + if( (*itr)->GetName().compare(a_GroupName ) == 0 ) + { + m_Groups.erase( itr ); + bRemoved = true; + break; + } + } + + if( bRemoved ) + { + LOGD("Removed %s from group %s", m_PlayerName.c_str(), a_GroupName.c_str() ); + ResolveGroups(); + ResolvePermissions(); + } + else + { + LOGWARN("Tried to remove %s from group %s but was not in that group", m_PlayerName.c_str(), a_GroupName.c_str() ); + } +} + + + + + +bool cPlayer::CanUseCommand( const AString & a_Command ) +{ + for( GroupList::iterator itr = m_Groups.begin(); itr != m_Groups.end(); ++itr ) + { + if( (*itr)->HasCommand( a_Command ) ) return true; + } + return false; +} + + + + + +bool cPlayer::HasPermission(const AString & a_Permission) +{ + if (a_Permission.empty()) + { + // Empty permission request is always granted + return true; + } + + AStringVector Split = StringSplit( a_Permission, "." ); + PermissionMap Possibilities = m_ResolvedPermissions; + // Now search the namespaces + while( Possibilities.begin() != Possibilities.end() ) + { + PermissionMap::iterator itr = Possibilities.begin(); + if( itr->second ) + { + AStringVector OtherSplit = StringSplit( itr->first, "." ); + if( OtherSplit.size() <= Split.size() ) + { + unsigned int i; + for( i = 0; i < OtherSplit.size(); ++i ) + { + if( OtherSplit[i].compare( Split[i] ) != 0 ) + { + if( OtherSplit[i].compare("*") == 0 ) return true; // WildCard man!! WildCard! + break; + } + } + if( i == Split.size() ) return true; + } + } + Possibilities.erase( itr ); + } + + // Nothing that matched :( + return false; +} + + + + + +bool cPlayer::IsInGroup( const AString & a_Group ) +{ + for( GroupList::iterator itr = m_ResolvedGroups.begin(); itr != m_ResolvedGroups.end(); ++itr ) + { + if( a_Group.compare( (*itr)->GetName().c_str() ) == 0 ) + return true; + } + return false; +} + + + + + +void cPlayer::ResolvePermissions() +{ + m_ResolvedPermissions.clear(); // Start with an empty map yo~ + + // Copy all player specific permissions into the resolved permissions map + for( PermissionMap::iterator itr = m_Permissions.begin(); itr != m_Permissions.end(); ++itr ) + { + m_ResolvedPermissions[ itr->first ] = itr->second; + } + + for( GroupList::iterator GroupItr = m_ResolvedGroups.begin(); GroupItr != m_ResolvedGroups.end(); ++GroupItr ) + { + const cGroup::PermissionMap & Permissions = (*GroupItr)->GetPermissions(); + for( cGroup::PermissionMap::const_iterator itr = Permissions.begin(); itr != Permissions.end(); ++itr ) + { + m_ResolvedPermissions[ itr->first ] = itr->second; + } + } +} + + + + + +void cPlayer::ResolveGroups() +{ + // Clear resolved groups first + m_ResolvedGroups.clear(); + + // Get a complete resolved list of all groups the player is in + std::map< cGroup*, bool > AllGroups; // Use a map, because it's faster than iterating through a list to find duplicates + GroupList ToIterate; + for( GroupList::iterator GroupItr = m_Groups.begin(); GroupItr != m_Groups.end(); ++GroupItr ) + { + ToIterate.push_back( *GroupItr ); + } + while( ToIterate.begin() != ToIterate.end() ) + { + cGroup* CurrentGroup = *ToIterate.begin(); + if( AllGroups.find( CurrentGroup ) != AllGroups.end() ) + { + LOGWARNING("ERROR: Player \"%s\" is in the group multiple times (\"%s\"). Please fix your settings in users.ini!", + m_PlayerName.c_str(), CurrentGroup->GetName().c_str() + ); + } + else + { + AllGroups[ CurrentGroup ] = true; + m_ResolvedGroups.push_back( CurrentGroup ); // Add group to resolved list + const cGroup::GroupList & Inherits = CurrentGroup->GetInherits(); + for( cGroup::GroupList::const_iterator itr = Inherits.begin(); itr != Inherits.end(); ++itr ) + { + if( AllGroups.find( *itr ) != AllGroups.end() ) + { + LOGERROR("ERROR: Player %s is in the same group multiple times due to inheritance (%s). FIX IT!", m_PlayerName.c_str(), (*itr)->GetName().c_str() ); + continue; + } + ToIterate.push_back( *itr ); + } + } + ToIterate.erase( ToIterate.begin() ); + } +} + + + + + +AString cPlayer::GetColor(void) const +{ + if ( m_Color != '-' ) + { + return cChatColor::MakeColor( m_Color ); + } + + if ( m_Groups.size() < 1 ) + { + return cChatColor::White; + } + + return (*m_Groups.begin())->GetColor(); +} + + + + + +void cPlayer::TossItem( + bool a_bDraggingItem, + char a_Amount /* = 1 */, + short a_CreateType /* = 0 */, + short a_CreateHealth /* = 0 */ +) +{ + cItems Drops; + if (a_CreateType != 0) + { + // Just create item without touching the inventory (used in creative mode) + Drops.push_back(cItem(a_CreateType, a_Amount, a_CreateHealth)); + } + else + { + // Drop an item from the inventory: + if (a_bDraggingItem) + { + cItem & Item = GetDraggingItem(); + if (!Item.IsEmpty()) + { + char OriginalItemAmount = Item.m_ItemCount; + Item.m_ItemCount = std::min(OriginalItemAmount, a_Amount); + Drops.push_back(Item); + if (OriginalItemAmount > a_Amount) + { + Item.m_ItemCount = OriginalItemAmount - (char)a_Amount; + } + else + { + Item.Empty(); + } + } + } + else + { + // Else drop equipped item + cItem DroppedItem(GetInventory().GetEquippedItem()); + if (!DroppedItem.IsEmpty()) + { + if (GetInventory().RemoveOneEquippedItem()) + { + DroppedItem.m_ItemCount = 1; // RemoveItem decreases the count, so set it to 1 again + Drops.push_back(DroppedItem); + } + } + } + } + double vX = 0, vY = 0, vZ = 0; + EulerToVector(-GetRotation(), GetPitch(), vZ, vX, vY); + vY = -vY * 2 + 1.f; + m_World->SpawnItemPickups(Drops, GetPosX(), GetPosY() + 1.6f, GetPosZ(), vX * 3, vY * 3, vZ * 3, true); // 'true' because created by player +} + + + + + +bool cPlayer::MoveToWorld(const char * a_WorldName) +{ + cWorld * World = cRoot::Get()->GetWorld(a_WorldName); + if (World == NULL) + { + LOG("%s: Couldn't find world \"%s\".", __FUNCTION__, a_WorldName); + return false; + } + + eDimension OldDimension = m_World->GetDimension(); + + // Remove all links to the old world + m_World->RemovePlayer(this); + m_ClientHandle->RemoveFromAllChunks(); + m_World->RemoveEntity(this); + + // If the dimension is different, we can send the respawn packet + // http://wiki.vg/Protocol#0x09 says "don't send if dimension is the same" as of 2013_07_02 + m_ClientHandle->MoveToWorld(*World, (OldDimension != World->GetDimension())); + + // Add player to all the necessary parts of the new world + SetWorld(World); + World->AddEntity(this); + World->AddPlayer(this); + + return true; +} + + + + + +void cPlayer::LoadPermissionsFromDisk() +{ + m_Groups.clear(); + m_Permissions.clear(); + + cIniFile IniFile; + if (IniFile.ReadFile("users.ini")) + { + std::string Groups = IniFile.GetValue(m_PlayerName, "Groups", ""); + if (!Groups.empty()) + { + AStringVector Split = StringSplit( Groups, "," ); + for( unsigned int i = 0; i < Split.size(); i++ ) + { + AddToGroup( Split[i].c_str() ); + } + } + else + { + AddToGroup("Default"); + } + + m_Color = IniFile.GetValue(m_PlayerName, "Color", "-")[0]; + } + else + { + LOGWARN("Failed to read the users.ini file. The player will be added only to the Default group."); + AddToGroup("Default"); + } + ResolvePermissions(); +} + + + + +bool cPlayer::LoadFromDisk() +{ + LoadPermissionsFromDisk(); + + // Log player permissions, cause it's what the cool kids do + LOGINFO("Player %s has permissions:", m_PlayerName.c_str() ); + for( PermissionMap::iterator itr = m_ResolvedPermissions.begin(); itr != m_ResolvedPermissions.end(); ++itr ) + { + if( itr->second ) LOGINFO("%s", itr->first.c_str() ); + } + + AString SourceFile; + Printf(SourceFile, "players/%s.json", m_PlayerName.c_str() ); + + cFile f; + if (!f.Open(SourceFile, cFile::fmRead)) + { + // This is a new player whom we haven't seen yet, bail out, let them have the defaults + return false; + } + + AString buffer; + if (f.ReadRestOfFile(buffer) != f.GetSize()) + { + LOGWARNING("Cannot read player data from file \"%s\"", SourceFile.c_str()); + return false; + } + f.Close(); //cool kids play nice + + Json::Value root; + Json::Reader reader; + if (!reader.parse(buffer, root, false)) + { + LOGWARNING("Cannot parse player data in file \"%s\", player will be reset", SourceFile.c_str()); + } + + Json::Value & JSON_PlayerPosition = root["position"]; + if (JSON_PlayerPosition.size() == 3) + { + SetPosX(JSON_PlayerPosition[(unsigned int)0].asDouble()); + SetPosY(JSON_PlayerPosition[(unsigned int)1].asDouble()); + SetPosZ(JSON_PlayerPosition[(unsigned int)2].asDouble()); + m_LastPosX = GetPosX(); + m_LastPosY = GetPosY(); + m_LastPosZ = GetPosZ(); + m_LastFoodPos = GetPosition(); + } + + Json::Value & JSON_PlayerRotation = root["rotation"]; + if (JSON_PlayerRotation.size() == 3) + { + SetRotation ((float)JSON_PlayerRotation[(unsigned int)0].asDouble()); + SetPitch ((float)JSON_PlayerRotation[(unsigned int)1].asDouble()); + SetRoll ((float)JSON_PlayerRotation[(unsigned int)2].asDouble()); + } + + m_Health = root.get("health", 0).asInt(); + m_AirLevel = root.get("air", MAX_AIR_LEVEL).asInt(); + m_FoodLevel = root.get("food", MAX_FOOD_LEVEL).asInt(); + m_FoodSaturationLevel = root.get("foodSaturation", MAX_FOOD_LEVEL).asDouble(); + m_FoodTickTimer = root.get("foodTickTimer", 0).asInt(); + m_FoodExhaustionLevel = root.get("foodExhaustion", 0).asDouble(); + m_LifetimeTotalXp = (short) root.get("xpTotal", 0).asInt(); + m_CurrentXp = (short) root.get("xpCurrent", 0).asInt(); + + //SetExperience(root.get("experience", 0).asInt()); + + m_GameMode = (eGameMode) root.get("gamemode", eGameMode_NotSet).asInt(); + + m_Inventory.LoadFromJson(root["inventory"]); + + m_LoadedWorldName = root.get("world", "world").asString(); + + LOGD("Player \"%s\" was read from file, spawning at {%.2f, %.2f, %.2f} in world \"%s\"", + m_PlayerName.c_str(), GetPosX(), GetPosY(), GetPosZ(), m_LoadedWorldName.c_str() + ); + + return true; +} + + + + + +bool cPlayer::SaveToDisk() +{ + cFile::CreateFolder(FILE_IO_PREFIX + AString("players")); + + // create the JSON data + Json::Value JSON_PlayerPosition; + JSON_PlayerPosition.append(Json::Value(GetPosX())); + JSON_PlayerPosition.append(Json::Value(GetPosY())); + JSON_PlayerPosition.append(Json::Value(GetPosZ())); + + Json::Value JSON_PlayerRotation; + JSON_PlayerRotation.append(Json::Value(GetRotation())); + JSON_PlayerRotation.append(Json::Value(GetPitch())); + JSON_PlayerRotation.append(Json::Value(GetRoll())); + + Json::Value JSON_Inventory; + m_Inventory.SaveToJson(JSON_Inventory); + + Json::Value root; + root["position"] = JSON_PlayerPosition; + root["rotation"] = JSON_PlayerRotation; + root["inventory"] = JSON_Inventory; + root["health"] = m_Health; + root["xpTotal"] = m_LifetimeTotalXp; + root["xpCurrent"] = m_CurrentXp; + root["air"] = m_AirLevel; + root["food"] = m_FoodLevel; + root["foodSaturation"] = m_FoodSaturationLevel; + root["foodTickTimer"] = m_FoodTickTimer; + root["foodExhaustion"] = m_FoodExhaustionLevel; + root["world"] = GetWorld()->GetName(); + + if (m_GameMode == GetWorld()->GetGameMode()) + { + root["gamemode"] = (int) eGameMode_NotSet; + } + else + { + root["gamemode"] = (int) m_GameMode; + } + + Json::StyledWriter writer; + std::string JsonData = writer.write(root); + + AString SourceFile; + Printf(SourceFile, "players/%s.json", m_PlayerName.c_str() ); + + cFile f; + if (!f.Open(SourceFile, cFile::fmWrite)) + { + LOGERROR("ERROR WRITING PLAYER \"%s\" TO FILE \"%s\" - cannot open file", m_PlayerName.c_str(), SourceFile.c_str()); + return false; + } + if (f.Write(JsonData.c_str(), JsonData.size()) != (int)JsonData.size()) + { + LOGERROR("ERROR WRITING PLAYER JSON TO FILE \"%s\"", SourceFile.c_str()); + return false; + } + return true; +} + + + + + +cPlayer::StringList cPlayer::GetResolvedPermissions() +{ + StringList Permissions; + + const PermissionMap& ResolvedPermissions = m_ResolvedPermissions; + for( PermissionMap::const_iterator itr = ResolvedPermissions.begin(); itr != ResolvedPermissions.end(); ++itr ) + { + if( itr->second ) Permissions.push_back( itr->first ); + } + + return Permissions; +} + + + + + +void cPlayer::UseEquippedItem(void) +{ + if (IsGameModeCreative()) // No damage in creative + { + return; + } + + GetInventory().DamageEquippedItem(); +} + + + + + +void cPlayer::SetSwimState(cChunk & a_Chunk) +{ + int RelY = (int)floor(m_LastPosY + 0.1); + if ((RelY < 0) || (RelY >= cChunkDef::Height - 1)) + { + m_IsSwimming = false; + m_IsSubmerged = false; + return; + } + + BLOCKTYPE BlockIn; + int RelX = (int)floor(m_LastPosX) - a_Chunk.GetPosX() * cChunkDef::Width; + int RelZ = (int)floor(m_LastPosZ) - a_Chunk.GetPosZ() * cChunkDef::Width; + + // Check if the player is swimming: + // Use Unbounded, because we're being called *after* processing super::Tick(), which could have changed our chunk + if (!a_Chunk.UnboundedRelGetBlockType(RelX, RelY, RelZ, BlockIn)) + { + // This sometimes happens on Linux machines + // Ref.: http://forum.mc-server.org/showthread.php?tid=1244 + LOGD("SetSwimState failure: RelX = %d, RelZ = %d, LastPos = {%.02f, %.02f}, Pos = %.02f, %.02f}", + RelX, RelY, m_LastPosX, m_LastPosZ, GetPosX(), GetPosZ() + ); + m_IsSwimming = false; + m_IsSubmerged = false; + return; + } + m_IsSwimming = IsBlockWater(BlockIn); + + // Check if the player is submerged: + VERIFY(a_Chunk.UnboundedRelGetBlockType(RelX, RelY + 1, RelZ, BlockIn)); + m_IsSubmerged = IsBlockWater(BlockIn); +} + + + + + +void cPlayer::HandleAir(void) +{ + // Ref.: http://www.minecraftwiki.net/wiki/Chunk_format + // see if the player is /submerged/ water (block above is water) + // Get the type of block the player's standing in: + + if (IsSubmerged()) + { + // either reduce air level or damage player + if (m_AirLevel < 1) + { + if (m_AirTickTimer < 1) + { + // damage player + TakeDamage(dtDrowning, NULL, 1, 1, 0); + // reset timer + m_AirTickTimer = DROWNING_TICKS; + } + else + { + m_AirTickTimer -= 1; + } + } + else + { + // reduce air supply + m_AirLevel -= 1; + } + } + else + { + // set the air back to maximum + m_AirLevel = MAX_AIR_LEVEL; + m_AirTickTimer = DROWNING_TICKS; + } +} + + + + + +void cPlayer::HandleFood(void) +{ + // Ref.: http://www.minecraftwiki.net/wiki/Hunger + + // Remember the food level before processing, for later comparison + int LastFoodLevel = m_FoodLevel; + + // Heal or damage, based on the food level, using the m_FoodTickTimer: + if ((m_FoodLevel > 17) || (m_FoodLevel <= 0)) + { + m_FoodTickTimer++; + if (m_FoodTickTimer >= 80) + { + m_FoodTickTimer = 0; + + if (m_FoodLevel >= 17) + { + // Regenerate health from food, incur 3 pts of food exhaustion: + Heal(1); + m_FoodExhaustionLevel += 3; + } + else if (m_FoodLevel <= 0) + { + // Damage from starving + TakeDamage(dtStarving, NULL, 1, 1, 0); + } + } + } + + // Apply food poisoning food exhaustion: + if (m_FoodPoisonedTicksRemaining > 0) + { + m_FoodPoisonedTicksRemaining--; + m_FoodExhaustionLevel += 0.025; // 0.5 per second = 0.025 per tick + } + + // Apply food exhaustion that has accumulated: + if (m_FoodExhaustionLevel >= 4) + { + m_FoodExhaustionLevel -= 4; + + if (m_FoodSaturationLevel >= 1) + { + m_FoodSaturationLevel -= 1; + } + else + { + m_FoodLevel = std::max(m_FoodLevel - 1, 0); + } + } + + if (m_FoodLevel != LastFoodLevel) + { + SendHealth(); + } +} + + + + + +void cPlayer::ApplyFoodExhaustionFromMovement() +{ + if (IsGameModeCreative()) + { + return; + } + + // Calculate the distance travelled, update the last pos: + Vector3d Movement(GetPosition() - m_LastFoodPos); + Movement.y = 0; // Only take XZ movement into account + m_LastFoodPos = GetPosition(); + + // If riding anything, apply no food exhaustion + if (m_AttachedTo != NULL) + { + return; + } + + // Apply the exhaustion based on distance travelled: + double BaseExhaustion = Movement.Length(); + if (IsSprinting()) + { + // 0.1 pt per meter sprinted + BaseExhaustion = BaseExhaustion * 0.1; + } + else if (IsSwimming()) + { + // 0.015 pt per meter swum + BaseExhaustion = BaseExhaustion * 0.015; + } + else + { + // 0.01 pt per meter walked / sneaked + BaseExhaustion = BaseExhaustion * 0.01; + } + m_FoodExhaustionLevel += BaseExhaustion; +} + + + + |