1 files changed, 141 insertions, 0 deletions
diff --git a/Minecraft.World/UpdateAttributesPacket.cpp b/Minecraft.World/UpdateAttributesPacket.cpp
new file mode 100644
index 00000000..45c20575
--- /dev/null
+++ b/Minecraft.World/UpdateAttributesPacket.cpp
@@ -0,0 +1,141 @@
+#include "stdafx.h"
+
+#include "net.minecraft.world.entity.ai.attributes.h"
+#include "PacketListener.h"
+#include "UpdateAttributesPacket.h"
+
+UpdateAttributesPacket::UpdateAttributesPacket()
+{
+	entityId = 0;
+}
+
+UpdateAttributesPacket::UpdateAttributesPacket(int entityId, unordered_set<AttributeInstance *> *values)
+{
+	this->entityId = entityId;
+
+	for (AUTO_VAR(it,values->begin()); it != values->end(); ++it)
+	{
+		AttributeInstance *value = *it;
+		unordered_set<AttributeModifier*> mods;
+		value->getModifiers(mods);
+		attributes.insert(new AttributeSnapshot(value->getAttribute()->getId(), value->getBaseValue(), &mods));
+	}
+}
+
+UpdateAttributesPacket::~UpdateAttributesPacket()
+{
+	// Delete modifiers - these are always copies, either on construction or on read
+	for(AUTO_VAR(it,attributes.begin()); it != attributes.end(); ++it)
+	{		
+		delete (*it);
+	}
+}
+
+void UpdateAttributesPacket::read(DataInputStream *dis)
+{
+	entityId = dis->readInt();
+
+	int attributeCount = dis->readInt();
+	for (int i = 0; i < attributeCount; i++)
+	{
+		eATTRIBUTE_ID id = static_cast<eATTRIBUTE_ID>(dis->readShort());
+		double base = dis->readDouble();
+		unordered_set<AttributeModifier *> modifiers = unordered_set<AttributeModifier *>();
+		int modifierCount = dis->readShort();
+
+		for (int j = 0; j < modifierCount; j++)
+		{
+			eMODIFIER_ID id = static_cast<eMODIFIER_ID>(dis->readInt());
+			double amount = dis->readDouble();
+			byte operation = dis->readByte();
+			modifiers.insert(new AttributeModifier(id, /*L"Unknown synced attribute modifier",*/ amount, operation));
+		}
+
+		attributes.insert(new AttributeSnapshot(id, base, &modifiers));
+
+		// modifiers is copied in AttributeSnapshot ctor so delete contents
+		for(AUTO_VAR(it, modifiers.begin()); it != modifiers.end(); ++it)
+		{
+			delete *it;
+		}
+	}
+}
+
+void UpdateAttributesPacket::write(DataOutputStream *dos)
+{
+	dos->writeInt(entityId);
+	dos->writeInt(attributes.size());
+
+	for(AUTO_VAR(it, attributes.begin()); it != attributes.end(); ++it)
+	{
+		AttributeSnapshot *attribute = (*it);
+
+		unordered_set<AttributeModifier *> *modifiers = attribute->getModifiers();
+
+		dos->writeShort(attribute->getId());
+		dos->writeDouble(attribute->getBase());
+		dos->writeShort(modifiers->size());
+
+		for (AUTO_VAR(it2, modifiers->begin()); it2 != modifiers->end(); ++it2)
+		{
+			AttributeModifier *modifier = (*it2);
+			dos->writeInt(modifier->getId());
+			dos->writeDouble(modifier->getAmount());
+			dos->writeByte(modifier->getOperation());
+		}
+	}
+}
+
+void UpdateAttributesPacket::handle(PacketListener *listener)
+{
+	listener->handleUpdateAttributes(shared_from_this());
+}
+
+int UpdateAttributesPacket::getEstimatedSize()
+{
+	return 4 + 4 + attributes.size() * (8 + 8 + 8);
+}
+
+int UpdateAttributesPacket::getEntityId()
+{
+	return entityId;
+}
+
+unordered_set<UpdateAttributesPacket::AttributeSnapshot *> UpdateAttributesPacket::getValues()
+{
+	return attributes;
+}
+
+UpdateAttributesPacket::AttributeSnapshot::AttributeSnapshot(eATTRIBUTE_ID id, double base, unordered_set<AttributeModifier *> *modifiers)
+{
+	this->id = id;
+	this->base = base;
+
+	for(AUTO_VAR(it,modifiers->begin()); it != modifiers->end(); ++it)
+	{
+		this->modifiers.insert( new AttributeModifier((*it)->getId(), (*it)->getAmount(), (*it)->getOperation()));
+	}
+}
+
+UpdateAttributesPacket::AttributeSnapshot::~AttributeSnapshot()
+{
+	for(AUTO_VAR(it, modifiers.begin()); it != modifiers.end(); ++it)
+	{
+		delete (*it);
+	}
+}
+
+eATTRIBUTE_ID UpdateAttributesPacket::AttributeSnapshot::getId()
+{
+	return id;
+}
+
+double UpdateAttributesPacket::AttributeSnapshot::getBase()
+{
+	return base;
+}
+
+unordered_set<AttributeModifier *> *UpdateAttributesPacket::AttributeSnapshot::getModifiers()
+{
+	return &modifiers;
+}
+\ No newline at end of file