// Implements the change handler for the console client
private static void OnChange(Client client)
{
Console.WriteLine();
var any = false;
while (true)
{
var msg = client.TryGetNextMessage();
if (msg.Key == null)
{
break;
}
any = true;
Console.WriteLine("<" + msg.Key + "> " + msg.Value);
}
if (!any)
{
foreach (var other in client.GetUsers())
{
Console.WriteLine(other.Username);
}
}
Console.Write("> ");
}
// Runs a console client under the specified username
private static void ConsoleClient(string username)
{
Help();
Client network = null;
string server = Config.Get("Server", "71.13.216.7");
int port = Config.Get("Port", 60100, int.TryParse);
network = new Client(server, port, new EncryptionService(), username, () => OnChange(network), null);
while (true)
{
Console.Write("> ");
var readLine = Console.ReadLine();
if (readLine == null)
{
// happens when Ctrl-D is pressed in linux
Console.WriteLine("quit");
return;
}
var message = readLine.Split(' ');
if (message.Length == 0)
{
// Empty message
continue;
}
// Determine command
switch (message[0])
{
case "help":
// Print help
Help();
break;
case "list":
// Refresh user list
network.UpdateKeyPairs();
break;
case "send":
// Send a message to a user
if (message.Length < 3)
{
Console.WriteLine("Bad syntax");
}
else
{
var theMessage = string.Join(" ", message, 2, message.Length - 2);
var lookupResult = network.LookUpUser(message[1]);
var found = 0;
foreach (var lookup in lookupResult)
{
network.SendMessage(lookup, theMessage);
found++;
}
if (found == 0)
{
Console.WriteLine("User not found");
}
else if (found > 1)
{
Console.WriteLine("Found multiple users with that name, sent to all");
}
}
break;
case "quit":
// Quit console client
return;
default:
Console.WriteLine("Unknown command: " + message[0]);
break;
}
}
}
public Gui(string name)
{
Client client = null;
RemoteUser sendingTo = null;
// Contains a mapping from buffer name to buffer text
Dictionary<string, string> buffers = new Dictionary<string, string>();
// GUI Components
// Please list all component inits here to keep track
Form window = new Form();
Panel chatInputPanel = new Panel();
Panel chatPanel = new Panel();
RichTextBox chatBox = new RichTextBox();
Panel inputSendPanel = new Panel();
Button sendButton = new Button();
RichTextBox inputBox = new RichTextBox();
Panel contactPanel = new Panel();
ListBox contacts = new ListBox();
Button refreshContacts = new Button();
// Displays the given buffer (and sets the selected contact)
Action<string> showBuffer = buffer =>
{
if (!buffers.ContainsKey(buffer))
buffers[buffer] = "";
var prefix = " -- Buffer \"" + buffer + "\" --\n";
chatBox.Text = prefix + buffers[buffer];
for (int i = 0; i < contacts.Items.Count; i++)
{
if (((RemoteUser)contacts.Items[i]).Username == buffer)
{
contacts.SelectedIndex = i;
}
}
};
// Prints to a buffer, and then automatically switches to it.
Action<string, string> printToBuffer = (buffer, message) =>
{
if (!buffers.ContainsKey(buffer))
buffers[buffer] = "";
buffers[buffer] += message + "\n";
showBuffer(buffer);
};
//suspend layouts to make componets add easier
window.SuspendLayout();
chatInputPanel.SuspendLayout();
chatPanel.SuspendLayout();
inputSendPanel.SuspendLayout();
contactPanel.SuspendLayout();
//chat and input panel, split from contact panel
//anchored to all sides to maintain proportional scaling
chatInputPanel.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
//contains the input and send panel as well as chat panel
chatInputPanel.Controls.Add(inputSendPanel);
chatInputPanel.Controls.Add(chatPanel);
chatInputPanel.Location = new Point(0, 0);
chatInputPanel.Name = "ChatInputPanel";
chatInputPanel.Size = new Size(400, 600);
chatInputPanel.TabIndex = 0;
//chat panel, split from input panel
//anchored ot all sides to maintain proportional scaling
chatPanel.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
//contains the chat box
chatPanel.Controls.Add(chatBox);
chatPanel.Location = new Point(0, 0);
chatPanel.Name = "ChatPanel";
chatPanel.Size = new Size(400, 500);
chatPanel.TabIndex = 1;
//chat box, main chat log
chatBox.BackColor = SystemColors.Window;
//docked to fill as it's the component in the chat panel
chatBox.Dock = DockStyle.Fill;
chatBox.Location = new Point(0, 0);
chatBox.Name = "ChatBox";
//note readonly
chatBox.ReadOnly = true;
chatBox.Size = new Size(400, 500);
chatBox.TabIndex = 2;
chatBox.Text = "";
//right mouse click will pull up the option to copy the chat box to clipboard
chatBox.MouseUp += (sender, args) =>
{
if (args.Button == MouseButtons.Right)
{
ContextMenu options = new ContextMenu();
MenuItem copy = new MenuItem("Copy");
copy.Click += (copySender, copyArgs) =>
{
Clipboard.SetData(DataFormats.Rtf, chatBox.SelectedRtf);
};
options.MenuItems.Add(copy);
chatBox.ContextMenu = options;
}
};
//input send panel, split from chat panel
//anchored to only bottom, left, right to make height constant during scaling
inputSendPanel.Anchor = AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
//contains the input box and send button
inputSendPanel.Controls.Add(sendButton);
inputSendPanel.Controls.Add(inputBox);
inputSendPanel.Location = new Point(0, 500);
inputSendPanel.Name = "InputSendPanel";
inputSendPanel.Size = new Size(400, 100);
inputSendPanel.TabIndex = 1;
//input box, split from the send button
//anchored ot all sides to maintain proportional scaling
inputBox.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
inputBox.Location = new Point(0, 0);
inputBox.Name = "InputBox";
inputBox.Size = new Size(300, 100);
inputBox.TabIndex = 2;
inputBox.Text = "";
//right mouse click will pull up the option to cut/copy/paste the input box with the clipboard
inputBox.MouseUp += (sender, args) =>
{
if (args.Button == MouseButtons.Right)
{
ContextMenu options = new ContextMenu();
MenuItem cut = new MenuItem("Cut");
cut.Click += (cutSender, cutArgs) =>
{
inputBox.Cut();
};
options.MenuItems.Add(cut);
MenuItem copy = new MenuItem("Copy");
copy.Click += (copySender, copyArgs) =>
{
Clipboard.SetData(DataFormats.Rtf, inputBox.SelectedRtf);
};
options.MenuItems.Add(copy);
MenuItem paste = new MenuItem("Paste");
paste.Click += (pasteSender, pasteArgs) =>
{
if (Clipboard.ContainsText(TextDataFormat.Rtf))
{
inputBox.SelectedRtf = Clipboard.GetData(DataFormats.Rtf).ToString();
}
};
options.MenuItems.Add(paste);
inputBox.ContextMenu = options;
}
};
//send button, split from input box
//anchored to only top, bottom, right to make width constant during scaling
sendButton.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Right;
sendButton.Location = new Point(300, 0);
sendButton.Name = "SendButton";
sendButton.Size = new Size(100, 100);
sendButton.TabIndex = 2;
sendButton.Text = "Send";
sendButton.UseVisualStyleBackColor = true;
sendButton.Click += (sender, args) =>
{
if (sendingTo != null)
{
string input = inputBox.Text;
int msgMaxLen = 74;
int numMsgs = input.Length / msgMaxLen + 1;
for (int currMsg = 1; currMsg <= numMsgs; currMsg++)
{
int startSubString = (currMsg - 1) * msgMaxLen;
int endSubString = (currMsg * msgMaxLen) < (input.Length) ? msgMaxLen : input.Length - ((currMsg - 1) * msgMaxLen);
string message = string.Format("{0} ({1}/{2})", input.Substring(startSubString, endSubString), currMsg, numMsgs);
printToBuffer(sendingTo.Username, string.Format("<{0}> {1}", name, message));
client.SendMessage(sendingTo, message);
}
inputBox.Text = "";
}
};
//contact panel, split from chat input panel
//anchored to only top, bottom, right to make width constant during scaling
contactPanel.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Right;
//contains the contacts listbox and refresh contacts button
contactPanel.Controls.Add(contacts);
contactPanel.Controls.Add(refreshContacts);
contactPanel.Location = new Point(400, 0);
contactPanel.Name = "ContactPanel";
contactPanel.Size = new Size(200, 600);
contactPanel.TabIndex = 0;
//contacts listbox, contains a seletable list of users, split from refresh contacts button
//anchored ot all sides to maintain proportional scaling
contacts.Anchor = AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Top | AnchorStyles.Right;
contacts.Location = new Point(0, 0);
contacts.Size = new Size(200, 500);
contacts.TabIndex = 1;
contacts.Name = "Contacts";
contacts.SelectionMode = SelectionMode.One;
contacts.SelectedValueChanged += (sender, args) =>
{
if (contacts.SelectedIndex != -1)
{
var selected = (RemoteUser)contacts.Items[contacts.SelectedIndex];
sendingTo = selected;
showBuffer(selected.Username);
}
};
//refresh contacts, split from contacts listbox
//anchored to only left, bottom, right to make height constant during scaling
refreshContacts.Anchor = AnchorStyles.Left | AnchorStyles.Bottom | AnchorStyles.Right;
refreshContacts.Location = new Point(0, 500);
refreshContacts.Size = new Size(200, 100);
refreshContacts.TabIndex = 1;
refreshContacts.Name = "RefreshContacts";
refreshContacts.Text = "Refresh contacts";
refreshContacts.Click += (sender, args) =>
{
client.UpdateKeyPairs();
};
//main window
//autoscaled based off of font size
window.AutoScaleDimensions = new SizeF(12F, 25F);
window.AutoScaleMode = AutoScaleMode.Font;
window.ClientSize = new Size(600, 600);
//contains the chat input panel, and contact panel
window.Controls.Add(chatInputPanel);
window.Controls.Add(contactPanel);
window.Name = "Window";
window.Text = "CipherEMS";
window.FormClosed += (o, e) =>
{
Application.Exit();
};
contactPanel.ResumeLayout(false);
inputSendPanel.ResumeLayout(false);
chatPanel.ResumeLayout(false);
chatInputPanel.ResumeLayout(false);
window.ResumeLayout(false);
window.Show();
// Connect to the server, with the default server if not specified
string server = Config.Get("Server", "71.13.216.7");
int port = Config.Get("Port", 60100, int.TryParse);
client = new Client(server, port, new EncryptionService(), name, () =>
{
var message = false;
while (true)
{
// get all incoming messages
var dequeue = client.TryGetNextMessage();
if (dequeue.Key == null)
break;
// print it to the buffer named their nick
printToBuffer(dequeue.Key, string.Format("<{0}> {1}", dequeue.Key, dequeue.Value));
message = true;
}
if (!message)
{
// if we didn't get a new message, then the reason we're called is probably a nicklist update
// so clear the nicklist and re-add them
contacts.Items.Clear();
foreach (var user in client.GetUsers())
{
// don't add ourselves as a selectable item
if (!string.Equals(user.Username, name, StringComparison.OrdinalIgnoreCase))
{
contacts.Items.Add(user);
}
}
}
}, window);
}
