public static string ShowFolders()
{
string output = "";
Queue <Client> q = Client.clientqueue;
for (int i = 0; i < q.Count; i++) //iterare on all clients and get their list of shared folders
{
Client temp = q.Dequeue();
string mach = temp.GetMach();
TryCon(mach);
SelectQuery sq = new SelectQuery("SELECT * FROM Win32_Share");
ManagementObjectSearcher searcher = new ManagementObjectSearcher(ms, sq);
output += mach + "'s shared folders and drives: \n";
foreach (ManagementObject mo in searcher.Get())
{
if (!mo["Name"].ToString().Contains("$") && mo["Path"].ToString().Length > 3 && mo["Name"].ToString() != "Users")
{
output += mo["Path"] + "\n";
}
}
q.Enqueue(temp);
}
//add shared folders of the server
ManagementObjectSearcher searcher2 = new ManagementObjectSearcher("\\\\" + Environment.MachineName + "\\root\\cimv2",
"SELECT * FROM Win32_Share"); //win32_share contains the list of all shared instances (folders, drives...)
output += "\n" + Environment.MachineName + "'s shared folders and drives: \n";
foreach (ManagementObject mo in searcher2.Get())
{
if (!mo["Name"].ToString().Contains("$") && mo["Name"].ToString().Length > 3 && mo["Name"].ToString() != "Users")
{
output += mo["Path"] + "\n";
}
}
return(output);
}
private static string[] Interpreter(string command)
{
try
{
string[] keywords = { " from ", " on " };
int end = 0, start = 0;
string shortened, com, param = " ";
char detect = ' ';
bool flag = false, found = false;
Stack <string> st = new Stack <string>();
for (int i = 0; i < command.Length; i++) // remove double spaces
{
if (command[i] == ' ' && command[i + 1] == ' ')
{
command = command.Remove(i + 1, 1);
}
}
foreach (string word in keywords) // search for pc name
{
if (command.IndexOf(word) != -1)
{
start = command.IndexOf(word) + word.Length;
shortened = command.Substring(start);
param = shortened.Substring(0);
flag = true;
break;
}
}
if (flag)
{
for (int i = 0; i < Client.clientqueue.Count; i++)
{
Client c = Client.clientqueue.Dequeue();
if (c.GetMach() == param || c.GetNick() == param)
{
st.Push(c.GetMach());
Client.clientqueue.Enqueue(c);
flag = false;
break;
}
Client.clientqueue.Enqueue(c);
}
if (flag)
{
st.Push(Environment.MachineName);
}
}
else
{
st.Push(Environment.MachineName);
}
if (command.IndexOf((char)34) != -1) //get additional parameters (in brackets)
{
start = command.IndexOf((char)34);
detect = (char)34;
}
else if (command.IndexOf((char)39) != -1)
{
start = command.IndexOf((char)39);
detect = (char)39;
}
if (detect != ' ')
{
shortened = command.Substring(start + 1);
end = shortened.IndexOf(detect);
st.Push(shortened.Substring(0, end));
found = true;
command = command.Remove(start, end + 3);
}
foreach (string word in keywords)
{
if (command.IndexOf(word) != -1)
{
end = command.IndexOf(word) - 1;
}
}
flag = false;
start = 0;
if (!found) //additional parameter without brackets
{
if (end != 0)
{
for (int i = end; i >= 0; i--)
{
if (i == 0)
{
start = i;
}
else if (command[i] == ' ')
{
foreach (string cmd in funcs) //search for command name without any parameter
{
if (cmd == command.Substring(0, end + 1))
{
flag = true;
st.Push(cmd);
break;
}
}
if (!flag) //get the parameter if the detected string didn't match any commmand
{
start = i + 1;
st.Push(command.Substring(start, end - start + 1));
break;
}
}
}
}
}
try { param = command.Substring(0, end + 1); }
catch { }
if (!flag) //if no command was detected, searches and identifies a possibe command string
{
if (start != 0)
{
com = command.Substring(0, start - 1); //check command name
}
else if (end != 0)
{
com = param;
}
else
{
com = command;
}
foreach (string cmd in funcs) //checks if such a command does exist
{
if (com == cmd)
{
st.Push(com); //saves it if it does
flag = true;
break;
}
}
if (!flag)
{
return new string[] { com }
}
; //returns just the command to later inform the client about the mistake
}
string[] finite = new string[st.Count]; //organize and return a list from the stack
int counter = 0;
while (st.Count > 0)
{
finite[counter] = st.Pop();
counter++;
}
return(finite);
}
catch { return(new string[] { "command failed" }); }
}
