public override string command_function()
{
IGC_UserRegistry ur = virtualSystem.userRegistry;
if (argv.Length > 2)
{
if (!ur.users.ContainsKey(argv[1]))
{
return("user '" + argv[1] + "' does not exist");
}
InGameComputer terminal = issuer == null ? virtualSystem.terminal : issuer.terminal;
IGC_User checkLoggedIn = ur.GetUser(argv[1]);
if (ur.loggedInUsers.Contains(checkLoggedIn))
{
return(argv[1] + " is already logged in");
}
if (issuer != null)
{
if (issuer.terminal != null)
{
if (issuer.terminal.currentUser != null)
{
if (issuer.loggedInRemotely)
{
ur.loggedInUsers.Remove(issuer); //the logout function will bounce the user back to their own terminal so here, if remotelogged, we will keep things simple
}
else
{
virtualSystem.userRegistry.Logout(issuer.terminal.currentUser);
}
}
}
}
IGC_User user = ur.Login(argv [1], argv [2], terminal);
if (user != null)
{
return("welcome, " + user.name);
}
else
{
return("password incorrect, try again");
}
}
else
{
return("error: command malformed\n" + usage);
}
}
private string RemoveUserFromGroup()
{
if (argv.Length != 4)
{
return(malformed_error + "\n" + "usage: groups rmuser <group_name> <username>");
}
IGC_UserGroup group = registry.GetGroup(argv [2]);
if (group == null)
{
return("group " + argv[2] + " does not exist");
}
IGC_User user = registry.GetUser(argv[3]);
if (user == null)
{
return("user " + argv[3] + " does not exist");
}
if (!user.groups.Contains(group))
{
return(user.name + " is not in " + group.name);
}
if (!group.admins.Contains(issuer) && !issuer.isAdmin)
{
return("only system or group administrators can add or remove users");
}
if (group.RemoveUser(user, issuer))
{
return(user.name + " removed from group " + group.name);
}
else
{
return("insufficient privilages or user not in group.");
}
}
private string UserInfo()
{
if (argv.Length != 3)
{
return(malformed_error + "\n" + "usage: users info <user_name>");
}
IGC_User user = registry.GetUser(argv [2]);
if (user != null)
{
string[] groups = new string[user.groups.Count];
int i = 0;
foreach (IGC_UserGroup group in user.groups)
{
groups[i++] = group.name;
}
return("ADMIN: " + user.isAdmin.ToString() + "\nGROUPS: " + string.Join(", ", groups) + "\nCWD: " + user.cwd);
}
return("user " + argv[2] + " does not exist");
}
