diff options
Diffstat (limited to 'src/ClientHandle.cpp')
| -rw-r--r-- | src/ClientHandle.cpp | 76 |
1 files changed, 51 insertions, 25 deletions
diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp index a6cbad32a..cb9d34c84 100644 --- a/src/ClientHandle.cpp +++ b/src/ClientHandle.cpp @@ -16,7 +16,6 @@ #include "Mobs/Monster.h" #include "ChatColor.h" #include "OSSupport/Socket.h" -#include "OSSupport/Timer.h" #include "Items/ItemHandler.h" #include "Blocks/BlockHandler.h" #include "Blocks/BlockSlab.h" @@ -25,8 +24,6 @@ #include "Root.h" #include "Protocol/Authenticator.h" -#include "MersenneTwister.h" - #include "Protocol/ProtocolRecognizer.h" #include "CompositeChat.h" #include "Items/ItemSword.h" @@ -41,18 +38,13 @@ /** Maximum number of block change interactions a player can perform per tick - exceeding this causes a kick */ #define MAX_BLOCK_CHANGE_INTERACTIONS 20 +/** The interval for sending pings to clients. +Vanilla sends one ping every 1 second. */ +static const std::chrono::milliseconds PING_TIME_MS = std::chrono::milliseconds(1000); -#define RECI_RAND_MAX (1.f/RAND_MAX) -inline int fRadRand(MTRand & r1, int a_BlockCoord) -{ - return a_BlockCoord * 32 + (int)(16 * ((float)r1.rand() * RECI_RAND_MAX) * 16 - 8); -} - - - int cClientHandle::s_ClientCount = 0; @@ -76,8 +68,6 @@ cClientHandle::cClientHandle(const cSocket * a_Socket, int a_ViewDistance) : m_TimeSinceLastPacket(0), m_Ping(1000), m_PingID(1), - m_PingStartTime(0), - m_LastPingTime(1000), m_BlockDigAnimStage(-1), m_BlockDigAnimSpeed(0), m_BlockDigAnimX(0), @@ -101,9 +91,7 @@ cClientHandle::cClientHandle(const cSocket * a_Socket, int a_ViewDistance) : s_ClientCount++; // Not protected by CS because clients are always constructed from the same thread m_UniqueID = s_ClientCount; - - cTimer t1; - m_LastPingTime = t1.GetNowTime(); + m_PingStartTime = std::chrono::steady_clock::now(); LOGD("New ClientHandle created at %p", this); } @@ -199,9 +187,13 @@ void cClientHandle::GenerateOfflineUUID(void) AString cClientHandle::FormatChatPrefix(bool ShouldAppendChatPrefixes, AString a_ChatPrefixS, AString m_Color1, AString m_Color2) { if (ShouldAppendChatPrefixes) + { return Printf("%s[%s] %s", m_Color1.c_str(), a_ChatPrefixS.c_str(), m_Color2.c_str()); + } else + { return Printf("%s", m_Color1.c_str()); + } } @@ -397,8 +389,7 @@ void cClientHandle::Authenticate(const AString & a_Name, const AString & a_UUID, // Delay the first ping until the client "settles down" // This should fix #889, "BadCast exception, cannot convert bit to fm" error in client - cTimer t1; - m_LastPingTime = t1.GetNowTime() + 3000; // Send the first KeepAlive packet in 3 seconds + m_PingStartTime = std::chrono::steady_clock::now() + std::chrono::seconds(3); // Send the first KeepAlive packet in 3 seconds cRoot::Get()->GetPluginManager()->CallHookPlayerSpawned(*m_Player); } @@ -1779,8 +1770,7 @@ void cClientHandle::HandleKeepAlive(int a_KeepAliveID) { if (a_KeepAliveID == m_PingID) { - cTimer t1; - m_Ping = (short)((t1.GetNowTime() - m_PingStartTime) / 2); + m_Ping = std::chrono::steady_clock::now() - m_PingStartTime; } } @@ -1788,6 +1778,43 @@ void cClientHandle::HandleKeepAlive(int a_KeepAliveID) +bool cClientHandle::CheckMultiLogin(const AString & a_Username) +{ + // If the multilogin is allowed, skip this check entirely: + if ((cRoot::Get()->GetServer()->DoesAllowMultiLogin())) + { + return true; + } + + // Check if the player is waiting to be transferred to the World. + if (cRoot::Get()->GetServer()->IsPlayerInQueue(a_Username)) + { + Kick("A player of the username is already logged in"); + return false; + } + + class cCallback : + public cPlayerListCallback + { + virtual bool Item(cPlayer * a_Player) override + { + return true; + } + } Callback; + + // Check if the player is in any World. + if (cRoot::Get()->DoWithPlayer(a_Username, Callback)) + { + Kick("A player of the username is already logged in"); + return false; + } + return true; +} + + + + + bool cClientHandle::HandleHandshake(const AString & a_Username) { if (!cRoot::Get()->GetPluginManager()->CallHookHandshake(*this, a_Username)) @@ -1798,7 +1825,8 @@ bool cClientHandle::HandleHandshake(const AString & a_Username) return false; } } - return true; + + return CheckMultiLogin(a_Username); } @@ -2005,13 +2033,11 @@ void cClientHandle::Tick(float a_Dt) // Send a ping packet: if (m_State == csPlaying) { - cTimer t1; - if ((m_LastPingTime + cClientHandle::PING_TIME_MS <= t1.GetNowTime())) + if ((m_PingStartTime + PING_TIME_MS <= std::chrono::steady_clock::now())) { m_PingID++; - m_PingStartTime = t1.GetNowTime(); + m_PingStartTime = std::chrono::steady_clock::now(); m_Protocol->SendKeepAlive(m_PingID); - m_LastPingTime = m_PingStartTime; } } |