PumpCharacterUpdate() works from lua to client, read more

There was a bug in the entity API, where getMotion() was pushing the
origin instead of the motion. This has been corrected. Since this is an
important bug, and because the features for this leg is finished, I'll
merge this to master.

server/network_api.cpp

@@ -21,8 +21,45 @@
 */
 #include "network_api.hpp"
 
+#include "character_data.hpp"
+#include "character_manager.hpp"
+#include "server_utilities.hpp"
+
 static int pumpCharacterUpdate(lua_State* L) {
-	return 0;
+	CharacterData* characterData = static_cast<CharacterData*>(lua_touserdata(L, 1));
+
+	//determine the character's index
+	int index = -1;
+	for (auto const& it : *CharacterManager::GetSingleton().GetContainer()) {
+		if(characterData == &it.second) {
+			index = it.first;
+			break;
+		}
+	}
+
+	//signal an error
+	if (index == -1) {
+		lua_pushboolean(L, false);
+		return 1;
+	}
+
+	//fill the packet with all of this character's data
+	CharacterPacket newPacket;
+	newPacket.type = SerialPacketType::CHARACTER_UPDATE;
+	newPacket.characterIndex = index;
+	strncpy(newPacket.handle, characterData->GetHandle().c_str(), PACKET_STRING_SIZE);
+	strncpy(newPacket.avatar, characterData->GetAvatar().c_str(), PACKET_STRING_SIZE);
+	newPacket.accountIndex = characterData->GetOwner();
+	newPacket.roomIndex = characterData->GetRoomIndex();
+	newPacket.origin = characterData->GetOrigin();
+	newPacket.motion = characterData->GetMotion();
+
+	//pump to the room
+	pumpPacketProximity(&newPacket, characterData->GetRoomIndex());
+
+	//signal success
+	lua_pushboolean(L, true);
+	return 1;
 }
 
 static const luaL_Reg networkLib[] = {