void DumpPacketData(PacketHeader header, BinaryReader br)
{
byte[] data = br.ReadBytes((int)(br.BaseStream.Length - br.BaseStream.Position));
string output = Utils.PrintBinaryData(data);
LogInterface.Log(output, LogInterface.LogMessageType.Debug, true);
}
int ProcessPacket(byte[] data, int offset)
{
ushort verify = BitConverter.ToUInt16(data, 0);
int dataLength = data[offset] | data[offset + 1] << 8;
byte[] decrypted = _csSec.DecryptPacket(data, offset + 2, dataLength);
// Grab the packet header
MemoryStream mem = new MemoryStream(decrypted);
BinaryReader br = new BinaryReader(mem);
PacketHeader header = PacketHeader.Read(br);
LogInterface.Log(string.Format("Recieved packet from client ({0}): 0x{1:x}", AccountID, header.Opcode), LogInterface.LogMessageType.Debug);
// Dispatch the packet for further processing
if (_packetHandlers.ContainsKey(header.Opcode))
{
_packetHandlers[header.Opcode](header, br);
}
else
{
LogInterface.Log(string.Format("Unhandled packet 0x{0:x} - Length: {1}", header.Opcode, header.PacketLength), LogInterface.LogMessageType.Error, true);
DumpPacketData(header, br);
}
return(dataLength + 2);
}
public void SendPacket(SendPacketBase packet)
{
if (!_socket.Connected)
{
_conStatus = ConnStatus.Closed;
return;
}
MemoryStream ms = new MemoryStream();
BinaryWriter bw = new BinaryWriter(ms);
packet.Write(_sequence++, bw);
byte[] data = ms.ToArray();
LogInterface.Log(string.Format("Sent Packet to client ({0}) {1}: {2}", AccountID, packet.ToString(), data.Length), LogInterface.LogMessageType.Debug);
LogInterface.Log(Utils.PrintBinaryData(data), LogInterface.LogMessageType.Debug);
_scSec.EncryptInPlace(data);
ms = new MemoryStream();
bw = new BinaryWriter(ms);
bw.Write((ushort)data.Length);
bw.Write(data);
_socket.Send(ms.ToArray());
bw.Close();
}
void GiveItem_Handler(Task t)
{
GiveItemArgs args = (GiveItemArgs)t.Args;
CharacterInfo ci = t.Client.Character;
// Instantiate the item
Item item = _server.InstantiateItem(args.ItemTemplateID);
// Log it
string log = string.Format("Giving item template({0}) to Character ID: {1}. Reason: {2}, Context: {3}", args.ItemTemplateID, ci.ID, args.Reason, args.Context);
LogInterface.Log(log, LogInterface.LogMessageType.Game);
// Do autostacking
if (item.ItemType == Item.Type.Stackable)
{
// Find all existing stacks with this model id
Item[] stacks = ci.FindItemsByModel(item.Model);
if (stacks.Length > 0)
{
foreach (Item stack in stacks)
{
if (stack.StackSpace > 0)
{
// There is room in this stack, put items into this stack until full
int amountToAdd = Math.Min(stack.StackSpace, item.Quantity);
// Change this stacks quantity, save in the database, and send to the client
stack.AddQuantity(amountToAdd);
AddDBQuery(stack.UpdateDBString(), null, false);
if (item.Quantity > amountToAdd)
{
t.Client.SendPacket(new GiveItemPacket(stack));
}
// Remove the quantity from the new item
item.AddQuantity(-amountToAdd);
if (item.Quantity <= 0)
{
// All of the quantity has been distributed
// Tell the client about the loot with the last stack
t.Client.SendPacket(new ItemLootPacket(stack, args.Context));
return;
}
}
}
}
}
// Find a slot for it
item.Slot = ci.FindGeneralSlot();
// Save it in the database
string sql = item.WriteDBString(args.ItemTemplateID, ci.ID);
t.Type = Task.TaskType.GiveItem_Finish;
args.Item = item;
AddDBQuery(sql, t);
}
void LoadQuestRewards_Process_Handler(Task t)
{
if (t.Query.Rows.Count > 0)
{
Dictionary <ulong, QuestStep.Builder> steps = (Dictionary <ulong, QuestStep.Builder>)t.Args;
// read and consolidate rewards
foreach (object[] row in t.Query.Rows)
{
// 0: quest_id int(10) unsigned
// 1: step tinyint(3) unsigned
// 2: type tinyint(10) unsigned
// 3: context int(10) unsigned
uint quest = (uint)row[0];
byte step = (byte)row[1];
byte type = (byte)row[2];
uint context = (uint)row[3];
ulong key = ((ulong)step << 32) | quest;
steps[key].AddReward(new QuestReward((QuestReward.RewardType)type, context));
}
// now build all the quest steps
Dictionary <uint, Quest.Builder> questBuilders = new Dictionary <uint, Quest.Builder>();
foreach (QuestStep.Builder qsb in steps.Values)
{
QuestStep step = qsb.Build();
if (!questBuilders.ContainsKey(step.QuestID))
{
questBuilders[step.QuestID] = new Quest.Builder(step.QuestID);
}
questBuilders[step.QuestID].AddStep(step);
}
// now build all the quests
Dictionary <uint, Quest> quests = new Dictionary <uint, Quest>();
foreach (KeyValuePair <uint, Quest.Builder> kvp in questBuilders)
{
Quest q = kvp.Value.Build();
quests[kvp.Key] = q;
}
// Give it to the server
_server.QuestsLoaded(quests);
// Load the quest info
AddDBQuery("SELECT * FROM quest_requirements;", new Task(Task.TaskType.LoadQuestRequirements_Process));
}
else
{
LogInterface.Log("Database does not contain any quest rewards. No quests will be available", LogInterface.LogMessageType.Game, true);
}
}
public int GetExpectedConnection(string authKey)
{
if (!_expectedConnections.ContainsKey(authKey))
{
return(-1);
}
int account = _expectedConnections[authKey];
_expectedConnections.Remove(authKey);
LogInterface.Log(string.Format("Got connection for account {0} with key {1}", account, authKey), LogInterface.LogMessageType.Security, false);
return(account);
}
public void Database_OnQueryComplete(object sender, EventArgs e)
{
DBQuery q = (DBQuery)sender;
_pqLock.WaitOne();
LogInterface.Log("Finishing Query with key: " + q.Key, LogInterface.LogMessageType.Debug);
Task task = _pendingQueries[q.Key];
_pendingQueries.Remove(q.Key);
_pqLock.ReleaseMutex();
// reschedule the task to deal with the new data\
if (task.Type >= 0)
{
AddTask(task);
}
}
void GiveGoldExpFame_Handler(Task t)
{
GiveGoldExpFameArgs args = (GiveGoldExpFameArgs)t.Args;
CharacterInfo ci = t.Client.Character;
ci.GainGold((int)args.Gold);
ci.GainExp(t.Client, (int)args.Exp);
ci.GainFame(args.Fame);
string sql = string.Format("UPDATE characters_hv SET gold={0},exp={1},fame={2} WHERE character_id={3};", ci.Gold, ci.Exp, ci.Fame, ci.ID);
AddDBQuery(sql, null, false);
string log = string.Format("Giving {0} gold, {1} exp, and {2} fame to Character ID: {3}. Reason: {4}, Context: {5}", args.Gold, args.Exp, args.Fame, ci.ID, args.Reason, args.Context);
LogInterface.Log(log, LogInterface.LogMessageType.Game);
// TODO: Figure out how to send this to the client
}
void GMCommand_Process_Handler(Task t)
{
GMCommandPacket cmd = (GMCommandPacket)t.Args;
string cmdString = string.Format("GM Command - {0} ({1}, {2}, {3}, {4}); Character: {5}", cmd.Command, cmd.Param, cmd.X, cmd.Y, cmd.Param2, cmd.Character);
LogInterface.Log(cmdString);
switch (cmd.Command)
{
case 0xfa3:
AddTask(new Task(Task.TaskType.GiveItem, t.Client, new GiveItemArgs((uint)cmd.Param, GiveItemArgs.TheReason.GMCommand, 0)));
break;
default:
//LogInterface.Log("Unhandled GM Command: 0x" + cmd.Command.ToString("x"));
break;
}
}
void LoadQuestSteps_Process_Handler(Task t)
{
if (t.Query.Rows.Count > 0)
{
Dictionary <ulong, QuestStep.Builder> steps = new Dictionary <ulong, QuestStep.Builder>();
foreach (object[] row in t.Query.Rows)
{
// 0: quest_id int(10) unsigned
// 1: step tinyint(3) unsigned
// 2: type tinyint(3) unsigned
// 3: count int(10) unsigned
// 4: target_id int(10) unsigned
// 5: owner_id int(10) unsigned
uint quest = (uint)row[0];
byte step = (byte)row[1];
byte type = (byte)row[2];
uint count = row[3] == null ? 0 : (uint)row[3];
uint target = row[4] == null ? (uint)0 : (uint)row[4];
uint owner = (uint)row[5];
ulong key = ((ulong)step << 32) | quest;
steps[key] = new QuestStep.Builder(quest, step, owner, (QuestStep.CompletionType)type, count, target);
}
// Put all the lines into the steps
QuestLine[] lines = (QuestLine[])t.Args;
foreach (QuestLine line in lines)
{
ulong key = ((ulong)line.StepNumber << 32) | line.QuestID;
steps[key].AddLine(line);
}
// Now go gather all the rewards
t.Args = steps;
t.Type = Task.TaskType.LoadQuestRewards_Process;
AddDBQuery("SELECT * FROM quest_rewards;", t);
}
else
{
LogInterface.Log("Database does not contain any quest steps. No quests will be available", LogInterface.LogMessageType.Game, true);
}
}
public DBQuery AddDBQuery(string sql, Task task, bool read = true)
{
if (task == null)
{
task = new Task(-1);
}
long key = UniqueKey();
DBQuery q = new DBQuery(sql, read, key);
task.Query = q;
_pqLock.WaitOne();
LogInterface.Log("Adding Query with key: " + key, LogInterface.LogMessageType.Debug, true);
_pendingQueries[key] = task;
_pqLock.ReleaseMutex();
_db.AddQuery(q);
return(q);
}
void LoadQuestLines_Process_Handler(Task t)
{
if (t.Query.Rows.Count > 0)
{
// Get the lines from the database
List <QuestLine> lines = new List <QuestLine>();
foreach (object[] row in t.Query.Rows)
{
QuestLine line = QuestLine.ReadFromDB(row);
lines.Add(line);
}
t.Type = Task.TaskType.LoadQuestSteps_Process;
t.Args = lines.ToArray();
AddDBQuery("SELECT * FROM quest_steps;", t);
}
else
{
LogInterface.Log("Database does not contain any quest lines. No quests will be available", LogInterface.LogMessageType.Game, true);
}
}
void LoadQuestInfo_Process_Handler(Task t)
{
if (t.Query.Rows.Count > 0)
{
foreach (object[] row in t.Query.Rows)
{
// 0: quest_id int(10) unsigned
// 1: giver_id int(10) unsigned
// 2: giver_map_id smallint(5) unsigned
uint questID = (uint)row[0];
uint giver = (uint)row[1];
ushort map = (ushort)row[2];
_server.SetQuestGiver(questID, giver, map);
}
}
else
{
LogInterface.Log("Database does not contain any quest info. No quests will be available", LogInterface.LogMessageType.Game, true);
}
_server.AllowConnections();
}
public string ExpectConnection(int accountId)
{
Int64 code = accountId * DateTime.Now.Ticks;
string authKey = "";
do
{
authKey = "";
for (int i = 0; i < 8; i++)
{
byte p = (byte)((code >> (i * 8)) & 0xFF);
if (p != 0)
{
authKey += p.ToString("X2");
}
}
} while(_expectedConnections.ContainsKey(authKey));
_expectedConnections[authKey] = accountId;
LogInterface.Log(string.Format("Expecting client for account {0} with key {1}", accountId, authKey), LogInterface.LogMessageType.Security, false);
return(authKey);
}
public LogInterface()
{
_log = this;
}
public LogInterface()
{
_log = this;
}
public void QuestsLoaded(Dictionary <uint, Quest> quests)
{
_quests = quests;
LogInterface.Log(string.Format("Loaded {0} quests", quests.Count), LogInterface.LogMessageType.Game, true);
}