1 files changed, 66 insertions, 0 deletions
diff --git a/src/server/game/Misc/SavingSystem.cpp b/src/server/game/Misc/SavingSystem.cpp
new file mode 100644
index 0000000000..8a16b119d0
--- /dev/null
+++ b/src/server/game/Misc/SavingSystem.cpp
@@ -0,0 +1,66 @@
+#include "SavingSystem.h"
+#include "World.h"
+
+uint32 SavingSystemMgr::m_savingCurrentValue = 0;
+uint32 SavingSystemMgr::m_savingMaxValueAssigned = 0;
+uint32 SavingSystemMgr::m_savingDiffSum = 0;
+std::list<uint32> SavingSystemMgr::m_savingSkipList;
+ACE_Thread_Mutex SavingSystemMgr::_savingLock;
+
+void SavingSystemMgr::Update(uint32 diff)
+{
+	if (GetSavingMaxValue() > GetSavingCurrentValue())
+	{
+		const uint32 step = 120;
+
+		float multiplicator;
+		uint32 playerCount = sWorld->GetPlayerCount();
+		if (!playerCount)
+		{
+			m_savingCurrentValue = 0;
+			m_savingMaxValueAssigned = 0;
+			m_savingDiffSum = 0;
+			m_savingSkipList.clear();
+			return;
+		}
+
+		if (GetSavingMaxValue()-GetSavingCurrentValue() > playerCount+m_savingSkipList.size()) // this should not happen, but just in case
+			m_savingMaxValueAssigned = m_savingCurrentValue+playerCount+m_savingSkipList.size();
+
+		if (playerCount <= 1500) // every 2min
+			multiplicator = 1000.0f / playerCount;
+		else if (playerCount <= 2500) // every 3min
+			multiplicator = 1500.0f / playerCount;
+		else if (playerCount <= 2750) // every 4min
+			multiplicator = 2000.0f / playerCount;
+		else if (playerCount <= 3000) // every 6min
+			multiplicator = 3000.0f / playerCount;
+		else if (playerCount <= 3250) // every 7min
+			multiplicator = 3500.0f / playerCount;
+		else // every 8min
+			multiplicator = 4000.0f / playerCount;
+
+		m_savingDiffSum += diff;
+		while (m_savingDiffSum >= (uint32)(step*multiplicator))
+		{
+			IncreaseSavingCurrentValue(1);
+
+			while (m_savingSkipList.size() && *(m_savingSkipList.begin()) <= GetSavingCurrentValue())
+			{
+				IncreaseSavingCurrentValue(1);
+				m_savingSkipList.pop_front();
+			}
+
+			m_savingDiffSum -= (uint32)(step*multiplicator);
+
+			if (GetSavingCurrentValue() > GetSavingMaxValue())
+			{
+				m_savingDiffSum = 0;
+				break;
+			}
+
+			if (m_savingDiffSum > 60000)
+				m_savingDiffSum = 60000;
+		}
+	}
+}