/************************************* Serialisation of Packets *************************************/
/// <summary>
/// Player Serialisation
/// </summary>
//public byte[] SerializeCustomPlayer(object o)
//{
// Player customObject = o as Player; // casting
// if (customObject == null) { return null; } // no obj
// // start conversion to byte array
// byte[] store;
// using (var s = new MemoryStream())
// {
// using (var bw = new BinaryWriter(s))
// {
// // Write Player Data here ( call custom obj serialise as its the same )
// store = SerializeCustomObjects(customObject);
// // add to s to convert to byte array
// return ConCatArray(store, s.ToArray());
// }
// }
//}
/// <summary>
/// Custom Objects Serialisation
/// </summary>
public byte[] SerializeCustomObjects(object o)
{
CustomObjectBase customObject = o as CustomObjectBase; // casting
if (customObject == null)
{
return(null);
} // if no obj
// conversion to byte array
using (var s = new MemoryStream())
{
using (var bw = new BinaryWriter(s))
{
// Target Packet
bw.Write(customObject.GetTargetPacket());
// Name
bw.Write(customObject.GetName());
// Position
bw.Write(customObject.GetPosition().x);
bw.Write(customObject.GetPosition().y);
bw.Write(customObject.GetPosition().z);
// Rotation
bw.Write(customObject.GetRotation().x);
bw.Write(customObject.GetRotation().y);
bw.Write(customObject.GetRotation().z);
// Health
bw.Write(customObject.GetHealth());
// isinGrid
bw.Write(customObject.GetGrid());
return(s.ToArray()); // this will start conversion
}
}
}
/************************************* De - Serialisation of Packets *************************************/
/// <summary>
/// Player Deseialisation
/// </summary>
//public object DeserializeCustomPlayer(byte[] bytes)
//{
// Player customObject = new Player(); // create new obj
// if (customObject == null) { return null; }
// // start to construct back to custom type ( byte packets )
// using (var s = new MemoryStream(bytes))
// {
// using (var br = new BinaryReader(s))
// {
// // Target Packet
// customObject.SetTargetPacket(br.ReadString());
// // Name
// customObject.SetName(br.ReadString());
// // Position
// customObject.SetPositionX(br.ReadSingle());
// customObject.SetPositionY(br.ReadSingle());
// customObject.SetPositionZ(br.ReadSingle());
// // Rotation
// customObject.SetRotationX(br.ReadSingle());
// customObject.SetRotationY(br.ReadSingle());
// customObject.SetRotationZ(br.ReadSingle());
// // HEalth
// customObject.SetHealth(br.ReadInt32());
// // isinGrid
// customObject.SetGrid(br.ReadBoolean());
// }
// }
// return customObject;
//}
/// <summary>
/// Custom Object Type Deserialisation
/// </summary>
public object DeserializeCustomObjects(byte[] bytes)
{
CustomObjectBase customObject = new CustomObjectBase(); // create new obj
if (customObject == null)
{
return(null);
}
// start to construct back to custom type ( byte packets )
using (var s = new MemoryStream(bytes))
{
using (var br = new BinaryReader(s))
{
// Target Packet
customObject.SetTargetPacket(br.ReadString());
// Name
customObject.SetName(br.ReadString());
// Position
customObject.SetPositionX(br.ReadSingle());
customObject.SetPositionY(br.ReadSingle());
customObject.SetPositionZ(br.ReadSingle());
// Rotation
customObject.SetRotationX(br.ReadSingle());
customObject.SetRotationY(br.ReadSingle());
customObject.SetRotationZ(br.ReadSingle());
// HEalth
customObject.SetHealth(br.ReadInt32());
// isinGrid
customObject.SetGrid(br.ReadBoolean());
}
}
return(customObject);
}
public override void OnRaiseEvent(IRaiseEventCallInfo info)
{
try
{
base.OnRaiseEvent(info);
}
catch (Exception e)
{
this.PluginHost.BroadcastErrorInfoEvent(e.ToString(), info);
return;
}
// Deserialise Packet received from Client
CustomObjectBase data = null;
try
{
data = Packet_Deserialisation.GetInstance().DeserializeCustomObjects((byte[])info.Request.Data) as CustomObjectBase;
}
catch (Exception e)
{
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, "Exception : " + e.ToString() }
},
evCode: (byte)99,
cacheOp: 0);
}
#region Assignment 1
// Successful Hook
if (info.Request.EvCode == 1) // simple plugin test
{
/// Convert from string to char array
string playerName = Encoding.Default.GetString((byte[])info.Request.Data);
/// Query statement
sql = "INSERT INTO users (name, date_created) VALUES ('" + playerName + "', now())";
MySqlCommand cmd = new MySqlCommand(sql, conn);
cmd.ExecuteNonQuery();
/// When Clicked, increase count and annouce
++this.CallsCount;
int cnt = this.CallsCount;
string ReturnMessage = info.Nickname + " clicked the button. Now the count is " + cnt.ToString();
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, ReturnMessage }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else if (info.Request.EvCode == 2) // Login of Viking
{
/// Getting info from client and saving to SQL
string playerInfo = Encoding.Default.GetString((byte[])info.Request.Data); /// Convert from string to char array
string playerPassword = "", playerName = "";
bool isPassword = false;
/// Seperate name and password
for (int i = 0; i < playerInfo.Length; ++i)
{
if (playerInfo[i] == ',')
{
isPassword = true;
continue;
}
/// Set name and password
if (!isPassword)
{
playerName += playerInfo[i];
}
else
{
playerPassword += playerInfo[i];
}
}
/// Check using playerName for existing accounts
if (!NameExist(playerName, info.Request.EvCode))
{
/// Query statement
sql = "INSERT INTO users (name, password, date_created) VALUES ('" + playerName + "','" + playerPassword + "', now())";
ServerString = "New Account created";
}
else
{
/// Check if the password is correct
if (!PasswordMatch(playerName, playerPassword))
{
sql = "UPDATE users SET password='******' WHERE name='" + playerName + "'";
ServerString = "password is updated";
}
else
{
/// if username and password exists, send login is ok
ServerString = "Login Result = OK";
}
}
MySqlCommand cmd = new MySqlCommand(sql, conn);
cmd.ExecuteNonQuery();
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, ServerString }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else if (info.Request.EvCode == 3) // Variables of Viking
{
string playerInfo = Encoding.Default.GetString((byte[])info.Request.Data); /// Convert from string to char array
string playerPos = "", playerName = "";
int playerHealth = 0, playerScore = 0;
string[] m_storeInfo = playerInfo.Split(',');
playerName = m_storeInfo[0];
playerPos = m_storeInfo[1];
playerHealth = int.Parse(m_storeInfo[2]);
playerScore = int.Parse(m_storeInfo[3]);
/// Check using playerName for existing accounts
if (!NameExist(playerName, info.Request.EvCode))
{
/// Query statement
sql = "INSERT INTO user_position (name, position, health, score) VALUES ('" + playerName + "','" + playerPos + "','" + playerHealth + "','" + playerScore + "')";
}
else
{
sql = "UPDATE user_position SET position='" + playerPos + "', health='" + playerHealth.ToString() + "', score='" + playerScore.ToString() + "' WHERE name='" + playerName + "'";
}
MySqlCommand cmd = new MySqlCommand(sql, conn);
cmd.ExecuteNonQuery();
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, null }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else if (info.Request.EvCode == 4) // Get position of player
{
string playerInfo = Encoding.Default.GetString((byte[])info.Request.Data); /// Convert from string to char array
string playerName = playerInfo;
if (NameExist(playerName, 3))
{
/// Query statement
sql = "SELECT position FROM user_position WHERE name='" + playerName + "'";
MySqlCommand cmd = new MySqlCommand(sql, conn);
object position = cmd.ExecuteScalar();
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, position }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else
{
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, null }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
}
else if (info.Request.EvCode == 5) // get health of player
{
string playerInfo = Encoding.Default.GetString((byte[])info.Request.Data); /// Convert from string to char array
string playerName = playerInfo;
if (NameExist(playerName, 3))
{
/// Query statement
sql = "SELECT health FROM user_position WHERE name='" + playerName + "'";
MySqlCommand cmd = new MySqlCommand(sql, conn);
object hp = cmd.ExecuteScalar();
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, hp }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else
{
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, null }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
}
else if (info.Request.EvCode == 6) // Add friends to vikings
{
string playerInfo = Encoding.Default.GetString((byte[])info.Request.Data); /// Convert from string to char array
string[] store = playerInfo.Split(',');
string playerName = store[0];
string friendName = store[1];
sql = "INSERT INTO user_friends (name, friend_name) VALUES ('" + playerName + "','" + friendName + "')";
MySqlCommand cmd = new MySqlCommand(sql, conn);
cmd.ExecuteNonQuery();
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, null }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else if (info.Request.EvCode == 7) // get score of player
{
string playerInfo = Encoding.Default.GetString((byte[])info.Request.Data); /// Convert from string to char array
string playerName = playerInfo;
if (NameExist(playerName, 3))
{
/// Query statement
sql = "SELECT score FROM user_position WHERE name='" + playerName + "'";
MySqlCommand cmd = new MySqlCommand(sql, conn);
object score = cmd.ExecuteScalar();
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, score }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else
{
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, null }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
}
else if (info.Request.EvCode == 8) // Add friends to vikings
{
string playerInfo = Encoding.Default.GetString((byte[])info.Request.Data); /// Convert from string to char array
string playerName = playerInfo;
if (NameExist(playerName, 4))
{
sql = "SELECT GROUP_CONCAT(friend_name) FROM user_friends WHERE name='" + playerName + "'";
MySqlCommand cmd = new MySqlCommand(sql, conn);
object Friends = cmd.ExecuteScalar();
string toreturn = playerName + " " + Friends.ToString();
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, toreturn }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else
{
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, null }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
}
else if (info.Request.EvCode == 9) // Add friends to vikings
{
string playerInfo = Encoding.Default.GetString((byte[])info.Request.Data); /// Convert from string to char array
string[] store = playerInfo.Split(',');
string playerName = store[0];
string partyName = store[1];
sql = "INSERT INTO user_party (name, party_name) VALUES ('" + playerName + "','" + partyName + "')";
MySqlCommand cmd = new MySqlCommand(sql, conn);
cmd.ExecuteNonQuery();
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, null }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else if (info.Request.EvCode == 10) // Add friends to vikings
{
string playerInfo = Encoding.Default.GetString((byte[])info.Request.Data); /// Convert from string to char array
string playerName = playerInfo;
if (NameExist(playerName, 5))
{
sql = "SELECT GROUP_CONCAT(party_name) FROM user_party WHERE name='" + playerName + "'";
MySqlCommand cmd = new MySqlCommand(sql, conn);
object Party = cmd.ExecuteScalar();
string toreturn = playerName + " " + Party.ToString();
/// send back message to server
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, toreturn }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
else
{
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
data: new Dictionary <byte, object>()
{
{ (byte)245, null }
},
evCode: info.Request.EvCode,
cacheOp: 0);
}
}
#endregion
// ************************************** Assignment 2
else if (info.Request.EvCode == 11) // when player login, client send info over and server stores them to player obj which is added to list
{
//CustomObjectBase addPlayer = (CustomObjectBase)Packet_Deserialisation.GetInstance().DeserializeCustomObjects((byte[])info.Request.Data); // breaks here
if (data == null)
{
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
evCode: (byte)99,
data: new Dictionary <byte, object>()
{
{ (byte)245, "data data data is null" }
},
cacheOp: 0);
return;
}
// Check for duplicates when list is not empty
if (m_playerList.Count > 0)
{
foreach (Player player in m_playerList)
{
if (player.GetName() == data.GetName())
{
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
evCode: (byte)99,
data: new Dictionary <byte, object>()
{
{ (byte)245, "Player Name already in list : "
+ player.GetName() }
},
cacheOp: 0);
return;
}
}
}
// Add to list
m_playerList.Add(data as Player);
//foreach(Player player in m_playerList)
//{
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
evCode: (byte)99,
data: new Dictionary <byte, object>()
{
{ (byte)245, "Player list: " + m_playerList.Count }
},
cacheOp: 0);
//}
}
else if (info.Request.EvCode == 12) // sending enemy info so that client can spawn them
{
// ensure AI_Manager is running to continue
while (AI_Manager.GetInstance() == null)
{
Thread.Sleep(100);
}
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
evCode: (byte)99,
data: new Dictionary <byte, object>()
{
{ (byte)245, "Thread Info: " + thread.IsAlive + " / " + thread.ThreadState
+ " / " + thread.Name }
},
cacheOp: 0);
try
{
if (AI_Manager.GetInstance().GetAIList() == null)
{
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
evCode: (byte)99,
data: new Dictionary <byte, object>()
{
{ (byte)245, "Enemy list is null" }
},
cacheOp: 0);
}
// send information to client about each Enemy AI
foreach (EnemyAI enemy in AI_Manager.GetInstance().GetAIList())
{
enemy.SetTargetPacket(data.GetName()); // player's name
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
evCode: (byte)99,
data: new Dictionary <byte, object>()
{
{ (byte)245, "Enemy target packet: " + enemy.GetTargetPacket() }
},
cacheOp: 0);
byte[] store = Packet_Serialisation.GetInstance().SerializeCustomAI((object)enemy);
//if (store != null)
//{
// this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
// senderActor: 0,
// targetGroup: 0,
// evCode: 99,
// data: new Dictionary<byte, object>() { { (byte)245, "this is store that is not null " + store.Length + " / " + enemy.GetName() } },
// cacheOp: 0); // send to client each enemy in AI list
//}
//else
//{
// this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
// senderActor: 0,
// targetGroup: 0,
// evCode: 99,
// data: new Dictionary<byte, object>() { { (byte)245, "this is store that is null" } },
// cacheOp: 0); // send to client each enemy in AI list
//}
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
evCode: info.Request.EvCode,
data: new Dictionary <byte, object>()
{
{ (byte)245, store }
},
cacheOp: 0); // send to client each enemy in AI list
}
}
catch (Exception e)
{
this.PluginHost.BroadcastEvent(target: ReciverGroup.All,
senderActor: 0,
targetGroup: 0,
evCode: (byte)99,
data: new Dictionary <byte, object>()
{
{ (byte)245, "Exception : " + e.ToString() }
},
cacheOp: 0);
}
}
}