public static bool AccountCommand(CommandProcess process, string[] command)
{
MailClient client = (MailClient)process;
MailDaemon daemon = (MailDaemon)client.Daemon;
File mailFolder = process.computer.fileSystem.RootFile.GetFile("mail");
File accountFile = mailFolder.GetFile("accounts.db");
if (command.Length < 2)
{
process.Print("Usage : account [create/login/resetpass]");
return(true);
}
string[] cmdArgs = command[1].Split(' ');
if (cmdArgs[0] == "create")
{
if (cmdArgs.Length != 3)
{
process.Print("Usage : account create [username] [password]");
return(true);
}
List <MailAccount> accounts = new List <MailAccount>();
accounts.AddRange(accountFile.Content.Split(new string[] { "\n", "\r\n" }, StringSplitOptions.RemoveEmptyEntries).Select(x => {
// The mail account format is MAILACCOUNT,(username),(password)
var data = x.Split(',');
if (data[0] != "MAILACCOUNT" || data.Length < 3)
{
return(null);
}
return(new MailAccount(data[1], data[2]));
}));
foreach (MailAccount account in accounts)
{
if (account != null)
{
if (account.accountName == cmdArgs[1])
{
process.Print("This username already exists!");
return(true);
}
}
}
daemon.AddAccount(new MailAccount(cmdArgs[1], cmdArgs[2]));
process.Print($"Created an account with the name {cmdArgs[1]}");
return(true);
}
else if (cmdArgs[0] == "login")
{
if (cmdArgs.Length != 3)
{
process.Print("Usage : account login [username] [password]");
return(true);
}
MailAccount accountToLogin = new MailAccount(cmdArgs[1], cmdArgs[2]);
if (daemon.accounts.Count == 0)
{
process.Print("This server has no accounts.");
return(true);
}
bool accountExists = false;
foreach (MailAccount account in daemon.accounts)
{
if (account.accountName == accountToLogin.accountName && account.password == accountToLogin.password)
{
accountExists = true;
}
}
if (!accountExists)
{
process.Print("This account either doesn't exist or the password is incorrect!");
return(true);
}
client.loggedInAccount = accountToLogin;
process.Print($"Logged in as {accountToLogin.accountName}");
return(true);
}
else if (cmdArgs[0] == "resetpass")
{
if (cmdArgs.Length != 2)
{
process.Print("Usage : account resetpass [new password]");
return(true);
}
if (client.loggedInAccount == null)
{
process.Print("You are not logged in!");
return(true);
}
daemon.accounts.Remove(client.loggedInAccount);
client.loggedInAccount.password = cmdArgs[1];
daemon.AddAccount(client.loggedInAccount);
process.Print($"Your new password is \"{cmdArgs[1]}\"!");
return(true);
}
process.Print("Command not found, try using \"help\"");
return(true);
}
public static bool MailServerCommands(CommandProcess process, string[] command)
{
MailClient client = (MailClient)process;
MailDaemon daemon = (MailDaemon)client.Daemon;
File mailFolder = process.computer.fileSystem.rootFile.GetFile("mail");
File accountFile = mailFolder.GetFile("accounts.db");
if (command.Length < 2)
{
process.Print(help);
return(true);
}
string[] cmdArgs = command[1].Split(' ');
if (cmdArgs[0] == "account")
{
if (cmdArgs.Length < 2)
{
process.Print(help);
return(true);
}
if (cmdArgs[1] == "create")
{
if (cmdArgs.Length != 4)
{
process.Print("Usage : mail account create [username] [password]");
return(true);
}
List <MailAccount> accounts = new List <MailAccount>();
accounts.AddRange(accountFile.Content.Split(new string[] { "\n", "\r\n" }, StringSplitOptions.RemoveEmptyEntries).Select(x => {
// The mail account format is MAILACCOUNT,(username),(password)
var data = x.Split(',');
if (data[0] != "MAILACCOUNT" || data.Length < 3)
{
return(null);
}
return(new MailAccount(data[1], data[2]));
}));
foreach (MailAccount account in accounts)
{
if (account != null)
{
if (account.accountName == cmdArgs[2])
{
process.Print("This username already exists!");
return(true);
}
}
}
daemon.AddAccount(new MailAccount(cmdArgs[2], cmdArgs[3]));
process.Print($"Created an account with the name {cmdArgs[2]}");
return(true);
}
else if (cmdArgs[1] == "login")
{
if (cmdArgs.Length != 4)
{
process.Print("Usage : mail account login [username] [password]");
return(true);
}
MailAccount accountToLogin = new MailAccount(cmdArgs[2], cmdArgs[3]);
if (daemon.accounts.Count == 0)
{
process.Print("This server has no accounts.");
return(true);
}
bool accountExists = false;
foreach (MailAccount account in daemon.accounts)
{
if (account.accountName == accountToLogin.accountName && account.password == accountToLogin.password)
{
accountExists = true;
}
}
if (!accountExists)
{
process.Print("This account either doesn't exist or the password is incorrect!");
return(true);
}
client.loggedInAccount = accountToLogin;
process.Print($"Logged in as {accountToLogin.accountName}");
}
else if (cmdArgs[1] == "resetpass")
{
if (cmdArgs.Length != 3)
{
process.Print("Usage : mail account resetpass [new password]");
return(true);
}
if (client.loggedInAccount == null)
{
process.Print("You are not logged in!");
return(true);
}
daemon.accounts.Remove(client.loggedInAccount);
client.loggedInAccount.password = cmdArgs[1];
daemon.AddAccount(client.loggedInAccount);
process.Print($"Your new password is \"{cmdArgs[1]}\"!");
return(true);
}
}
else if (cmdArgs[0] == "config")
{
if (cmdArgs.Length < 2)
{
process.Print(help);
return(true);
}
if (cmdArgs[1] == "dns")
{
if (!Permissions.PermissionHelper.CheckCredentials(process.Credentials, Permissions.Group.ROOT))
{
process.Print("You must be logged in as root to use this command!");
return(true);
}
if (cmdArgs.Length != 3)
{
process.Print("mail config dns [IP of DNS Server]");
return(true);
}
Node dnsServer = Server.Instance.GetComputerManager().GetNodeByIp(cmdArgs[1]);
if (dnsServer == null)
{
process.Print($"{cmdArgs[2]} does not exist!");
return(true);
}
File dnsDaemon = dnsServer.fileSystem.rootFile.GetFileAtPath("daemons/dns");
if (dnsDaemon == null)
{
process.Print($"{dnsServer.ip} doesn't have a DNS daemon");
return(true);
}
File configFile = client.computer.fileSystem.rootFile.GetFileAtPath("mail/config.json");
JObject configObject = JObject.Parse(configFile.Content);
configObject["DNS"] = cmdArgs[2];
configFile.Content = configObject.ToString();
}
}
else if (cmdArgs[0] == "send")
{
if (cmdArgs.Length < 2)
{
process.Print(help);
return(true);
}
var email = cmdArgs[1].Split('@');
int i = 0;
string message = "";
foreach (string word in cmdArgs)
{
if (i > 1)
{
message += word + " ";
}
i++;
}
if (client.loggedInAccount == null)
{
process.Print("You aren't logged in!");
return(true);
}
JObject config = JObject.Parse(process.computer.fileSystem.rootFile.GetFileAtPath("mail/config.json").Content);
Node dnsServer = Server.Instance.GetComputerManager().GetNodeByIp(config.Properties()
.Where(x => x.Name == "DNS")
.Select(y => { return((string)y.Value); })
.Single());
if (dnsServer == null)
{
process.Print($"Error! The specified DNS server ({dnsServer.ip}) does not exist! Please notify the network admin!");
return(true);
}
File dnsFile = dnsServer.fileSystem.rootFile.GetFileAtPath("daemons/dns");
if (dnsFile == null)
{
process.Print($"Error! {dnsServer.ip} does not have a DNS server installed! Please notify the network admin!");
return(true);
}
string ipOfMailServer = new DNSDaemon(dnsServer.NextPID, null, dnsServer, new Credentials(dnsServer.GetUserId("guest"), Permissions.Group.GUEST)).LookUp(email[1], true);
Node mailServer = Server.Instance.GetComputerManager().GetNodeByIp(ipOfMailServer);
if (mailServer == null)
{
process.Print("The receiving server does not exist!");
return(true);
}
File mailDaemonFile = mailServer.fileSystem.rootFile.GetFileAtPath("mail/config.json");
if (mailDaemonFile == null)
{
process.Print("The receiving end does not have a mail server set up!");
return(true);
}
MailMessage messageObject = new MailMessage(email[0], client.loggedInAccount.accountName + "@" + process.computer.ip, message);
if (!(new MailDaemon(mailServer.NextPID, null, mailServer, new Credentials(mailServer.GetUserId("guest"), Permissions.Group.GUEST)).ReceiveMail(messageObject)))
{
process.Print("The receiving account does not exist!");
return(true);
}
process.Print("The email has been sent!");
return(true);
}
else if (cmdArgs[0] == "list")
{
if (client.loggedInAccount == null)
{
process.Print("You aren't logged in!");
return(true);
}
List <File> children = process.computer.fileSystem.rootFile.GetFileAtPath($"mail/users/{client.loggedInAccount.accountName}/Inbox").children;
if (cmdArgs.Length != 2)
{
string outputString = "Here are your ten most recent messages :\n";
int i = 0;
foreach (File message in process.computer.fileSystem.rootFile.GetFileAtPath($"mail/users/{client.loggedInAccount.accountName}/Inbox").children)
{
MailMessage messageObject = new MailMessage(message);
outputString += $"[{message.Name.Replace(".json", "")}] From {messageObject.From} At {messageObject.TimeSent}\n";
i++;
if (i >= 10)
{
break;
}
}
process.Print(outputString);
return(true);
}
if (!int.TryParse(cmdArgs[1], out _))
{
process.Print("Please provide a valid page number!");
return(true);
}
int page = int.Parse(cmdArgs[1]);
if (!(page > 0) || (double)page - 1 > (double)children.Count / 10)
{
process.Print("Please provide a valid page number!");
return(true);
}
int startInt = page == 1 ? 1 : page * 10 - 10;
int endInt = startInt + 9;
int index = 1;
List <File> messages = new List <File>();
foreach (File message in children)
{
if (index >= startInt && index <= endInt)
{
messages.Add(message);
}
index++;
}
string printString = $"Page {page} :\n";
foreach (File message in messages)
{
MailMessage messageObject = new MailMessage(message);
printString += $"[{message.Name.Replace(".json", "")}] From {messageObject.From} At {messageObject.TimeSent}\n";
}
process.Print(printString);
return(true);
}
else if (cmdArgs[0] == "show")
{
if (client.loggedInAccount == null)
{
process.Print("You aren't logged in!");
return(true);
}
if (cmdArgs.Length != 2)
{
process.Print(help);
return(true);
}
if (!int.TryParse(cmdArgs[1], out int number))
{
process.Print("Please provide a proper message number");
return(true);
}
File message = process.computer.fileSystem.rootFile.GetFileAtPath($"mail/users/{client.loggedInAccount.accountName}/Inbox/{number}.json");
if (message == null)
{
process.Print("That message doesn't exist!");
return(true);
}
MailMessage messageObject = new MailMessage(message);
process.Print(messageObject.Body);
return(true);
}
return(true);
}