/// <summary>
/// Serialize <seealso cref="#context"/>.
/// </summary>
/// <param name="out"> Stream. </param>
/// <exception cref="IOException"> This should never happen. </exception>
private void SerializeContext(ObjectOutputStream @out)
{
// Step 1.
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final int len = context.size();
int len = context.Count;
@out.writeInt(len);
foreach (KeyValuePair <string, object> entry in context.SetOfKeyValuePairs())
{
// Step 2.
@out.writeObject(entry.Key);
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final Object value = entry.getValue();
object value = entry.Value;
if (value is Serializable)
{
// Step 3a.
@out.writeObject(value);
}
else
{
// Step 3b.
@out.writeObject(NonSerializableReplacement(value));
}
}
}
private void writeStringMap(ObjectOutputStream objectOutputStream, string[] array)
{
objectOutputStream.writeInt(array.Length);
for (int i = 0; i < array.Length; i++)
{
objectOutputStream.writeObject(array[i]);
}
}
// Connect to server address at port 1337 (main server) and get a new port on which to login or sign up.
public void connectToMainServer(bool newAcct)
{
Socket cnxn = null;
try {
// 1st step: Connect to main server and send handshake.
cnxn = new Socket(ip, 1337);
ObjectOutputStream output = new ObjectOutputStream(cnxn.getOutputStream());
output.writeInt(handshake);
output.flush();
// Must now send username.
string username = newAcct ? usernameReg.text : usernameLogin.text;
output.writeObject(username);
output.flush();
// Receive whatever port the server sends (random or determined).
cnxn.setSoTimeout(10000); // 10-sec timeout for input reads
ObjectInputStream input = new ObjectInputStream(cnxn.getInputStream());
int nextPort = input.readInt();
// Close streams and connection.
input.close();
output.close();
cnxn.close();
// We got a port now! At this point, either log in or sign up.
if (newAcct)
{
signup(nextPort);
}
else
{
loginAndPlay(nextPort);
}
} catch (java.lang.Exception e) {
// Display some kind of error window if there was a connection error (basically a Java exception).
// If the socket is null, the connection attempt failed; otherwise, the connection timed out, or something else happened.
StartMenuScript sms = (StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)));
if (cnxn == null)
{
sms.RaiseErrorWindow("Failed to connect. Check your connection settings. The main server may be down.");
}
else if (e.GetType() == typeof(SocketTimeoutException))
{
sms.RaiseErrorWindow("Connection timed out. Check your connection. The main server may have gone down.");
}
else
{
sms.RaiseErrorWindow("An unknown exception occurred when trying to connect to the main server.");
}
} catch (System.Exception e) {
// This handles C# exceptions. These shouldn't happen, which is why the errors are printed to the console (for us to test for ourselves).
print("Encountered a C# exception:\n");
print(e.Message);
}
}
private void writeFst(ObjectOutputStream objectOutputStream)
{
this.writeStringMap(objectOutputStream, this.isyms);
this.writeStringMap(objectOutputStream, this.osyms);
objectOutputStream.writeInt(this.states.indexOf(this.start));
objectOutputStream.writeObject(this.semiring);
objectOutputStream.writeInt(this.states.size());
HashMap hashMap = new HashMap(this.states.size(), 1f);
int i;
for (i = 0; i < this.states.size(); i++)
{
State state = (State)this.states.get(i);
objectOutputStream.writeInt(state.getNumArcs());
objectOutputStream.writeFloat(state.getFinalWeight());
objectOutputStream.writeInt(state.getId());
hashMap.put(state, Integer.valueOf(i));
}
i = this.states.size();
for (int j = 0; j < i; j++)
{
State state2 = (State)this.states.get(j);
int numArcs = state2.getNumArcs();
for (int k = 0; k < numArcs; k++)
{
Arc arc = state2.getArc(k);
objectOutputStream.writeInt(arc.getIlabel());
objectOutputStream.writeInt(arc.getOlabel());
objectOutputStream.writeFloat(arc.getWeight());
objectOutputStream.writeInt(((Integer)hashMap.get(arc.getNextState())).intValue());
}
}
}
/// <summary>
/// Serialize <seealso cref="#msgPatterns"/> and <seealso cref="#msgArguments"/>.
/// </summary>
/// <param name="out"> Stream. </param>
/// <exception cref="IOException"> This should never happen. </exception>
private void SerializeMessages(ObjectOutputStream @out)
{
// Step 1.
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final int len = msgPatterns.size();
int len = msgPatterns.Count;
@out.writeInt(len);
// Step 2.
for (int i = 0; i < len; i++)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final Localizable pat = msgPatterns.get(i);
Localizable pat = msgPatterns[i];
// Step 3.
@out.writeObject(pat);
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final Object[] args = msgArguments.get(i);
object[] args = msgArguments[i];
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final int aLen = args.length;
int aLen = args.Length;
// Step 4.
@out.writeInt(aLen);
for (int j = 0; j < aLen; j++)
{
if (args[j] is Serializable)
{
// Step 5a.
@out.writeObject(args[j]);
}
else
{
// Step 5b.
@out.writeObject(NonSerializableReplacement(args[j]));
}
}
}
}
public override void writeInt(int i)
{
output.writeInt(i);
}
// This method allows the user to log in and play (if login is successful). Automatically called by either connectToMainServer() or signup().
public void loginAndPlay(int port)
{
// Check if user left either field blank.
if (usernameLogin.text.Equals("") || passwordLogin.text.Equals(""))
{
loginErrorMessage.enabled = true;
return;
}
// First, connect to the subserver at the given port.
Socket cnxn = null;
bool playerInGame = false; // tracks whether the player is in-game (i.e. not in the main menu)
try {
cnxn = new Socket(ip, port);
ObjectOutputStream output = new ObjectOutputStream(cnxn.getOutputStream());
// Send handshake
output.writeInt(handshake);
output.flush();
// Now that we have connected and sent our handshake, we can send commands.
// First: log in.
output.writeInt(LOGIN);
output.flush();
output.writeObject(usernameLogin.text);
output.flush();
output.writeObject(passwordLogin.text);
output.flush();
// Check if login was successful or failed
ObjectInputStream input = new ObjectInputStream(cnxn.getInputStream());
cnxn.setSoTimeout(10000);
if (input.readInt() != SPU.ServerResponse.LOGIN_OK.ordinal())
{
// Login failed at this point. Disconnect from the server so the user can try again.
loginErrorMessage.enabled = true;
output.writeInt(DISCONNECT);
output.flush();
input.close();
output.close();
cnxn.close();
return;
}
// At this point, login was successful.
((StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)))).saveLogin();
loginErrorMessage.enabled = false;
// Need to get the map first so the user can see stuff. First send the command, then receive the map and visibility.
output.writeInt(GETCOND);
output.flush();
int visibility = input.readInt();
SPU.Tile[][] map = (SPU.Tile[][])(input.readObject());
// Load the game and start necessary threads.
isLoading = true;
StartCoroutine("LoadGame");
while (isLoading)
{
;
}
playerInGame = true;
Destroy(GameObject.Find("Login Menu"));
Destroy(GameObject.Find("Registration Menu"));
Destroy(GameObject.Find("Main Menu Music"));
// Create a thread to process user inputs (i.e. for the menu and for player movement)
userInputThread = new System.Threading.Thread(new ThreadStart(new UserInputThread().ProcessInput));
userInputThread.Start();
while (!userInputThread.IsAlive)
{
; //loop until thread activates
}
// TO DO MUCH LATER: Draw the map, using visibility to determine visible tiles, and put this in the new scene.
// At this point, process move commands one at a time (or logout if the user chooses).
while (cmd != LOGOUT)
{
// First write the command...
output.writeInt(cmd);
output.flush();
// ...then receive the updated visibility and map from the server.
visibility = input.readInt();
map = (SPU.Tile[][])(input.readObject());
}
// At this point, user is ready to log out (cmd == LOGOUT).
output.writeInt(LOGOUT);
output.flush();
// The game can just exit everything completely if the user is quitting to desktop.
if (isQuitting)
{
Application.Quit();
}
input.close();
output.close();
cnxn.close();
Destroy(GameObject.Find("BG Music"));
isLoading = true;
StartCoroutine("LoadMainMenu");
while (isLoading)
{
;
}
Destroy(this);
}catch (java.lang.Exception e) {
// Deal with a failed connection attempt
StartMenuScript sms = (StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)));
if (cnxn == null)
{
sms.RaiseErrorWindow("Failed to connect. Check your connection settings. The subserver may be down.");
}
else if (e.GetType() == typeof(SocketTimeoutException) && !playerInGame)
{
sms.RaiseErrorWindow("Connection timed out. Check your connection. The subserver may have gone down.");
}
else
{
// Return to the main menu, since connection has timed out.
Destroy(startMenu);
Destroy(GameObject.Find("BG Music"));
userInputThread.Abort();
userInputThread.Join();
isLoading = true;
StartCoroutine("LoadMainMenu");
while (isLoading)
{
;
}
StartMenuScript sms2 = ((StartMenuScript)(GameObject.Find("Start Menu").GetComponent <StartMenuScript>()));
sms2.RaiseErrorWindow("Connection timed out. Check your connection. The subserver may have gone down.");
Destroy(this);
}
}catch (System.Exception e) {
// This handles C# exceptions. These shouldn't happen, which is why the errors are printed to the console (for us to test for ourselves).
print("Encountered a C# exception:\n");
print(e.StackTrace);
}
}
// Sign up on a given port. If registration is successful, the client will automatically log in for the user to begin playing.
// Automatically called by connectToMainServer().
public void signup(int port)
{
// Check if user left either field blank.
if (usernameReg.text.Equals("") || passwordReg.text.Equals(""))
{
regFailedMessage.enabled = true;
return;
}
// First, connect to the subserver at the given port.
Socket cnxn = null;
bool acctCreated = false;
try {
cnxn = new Socket(ip, port);
ObjectOutputStream output = new ObjectOutputStream(cnxn.getOutputStream());
// Send handshake
output.writeInt(handshake);
output.flush();
// Now that we have connected and sent our handshake, we can send commands.
// Here we will just sign up, close the connection, and log in using the given name and PW.
output.writeInt(SIGNUP);
output.flush();
// Send username and PW.
output.writeObject(usernameReg.text);
output.flush();
output.writeObject(passwordReg.text);
output.flush();
// Check if acc was created
ObjectInputStream input = new ObjectInputStream(cnxn.getInputStream());
cnxn.setSoTimeout(10000);
acctCreated = input.readInt() == SPU.ServerResponse.ACCOUNT_CREATE_OK.ordinal();
if (!acctCreated)
{
// Display an error message if registration failed.
StartMenuScript sms = (StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)));
sms.RaiseErrorWindow("Account creation failed. That name may already be taken.");
}
// At this point, the user is (hopefully) signed up for the server on the given port. So, log in.
// (Close connection and streams first!)
output.close();
input.close();
cnxn.close();
regFailedMessage.enabled = false;
// If registration succeeded, at this point the client will auto-login and start playing the game.
if (acctCreated)
{
usernameLogin.text = usernameReg.text;
passwordLogin.text = passwordReg.text;
((StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)))).RegToLogin();
loginAndPlay(port);
}
}catch (java.lang.Exception e) {
// Display some kind of error window if there was a connection error (basically a Java exception).
// If the socket is null, the connection attempt failed; otherwise, the connection timed out, or something else happened.
StartMenuScript sms = (StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)));
if (cnxn == null)
{
sms.RaiseErrorWindow("Failed to connect. Check your connection settings. The subserver may be down.");
}
else if (e.GetType() == typeof(SocketTimeoutException) && !acctCreated)
{
sms.RaiseErrorWindow("Connection timed out. Check your connection. The subserver may have gone down.");
}
else if (acctCreated)
{
sms.RaiseErrorWindow("Connection timed out, but registration was successful. The subserver may have gone down suddenly.");
}
else
{
sms.RaiseErrorWindow("An unknown exception occurred when trying to connect to the main server.");
}
}catch (System.Exception e) {
// This handles C# exceptions. These shouldn't happen, which is why the errors are printed to the console (for us to test for ourselves).
print("Encountered a C# exception:\n");
print(e.StackTrace);
}
}