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Kevin |
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Diagnostics;
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using System.IO;
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using System.Windows.Forms;
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using System.Security.AccessControl;
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namespace SWAT_Office_App
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{
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class ManageUserAccounts
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{
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public static List<string> UserAccountsList = new List<string>();
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public static bool AddUser(string username, string password)
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{
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try
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{
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// Returns true if user was added successfully
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foreach (string user in UserAccountsList)
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{
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if (username.ToLower() == user.ToLower())
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{
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MessageBox.Show("Username already exists", "Error");
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return false;
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}
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}
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Process netProcess = new Process();
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netProcess.StartInfo.WorkingDirectory = System.Environment.SystemDirectory;
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netProcess.StartInfo.FileName = "net.exe";
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netProcess.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
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netProcess.StartInfo.CreateNoWindow = true;
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// Arguments for user account creation. Run NET HELP USER from the command prompt for more info.
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netProcess.StartInfo.Arguments = "USER \"" + username + "\" \"" + password +
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"\" /ADD /ACTIVE:YES /PASSWORDCHG:NO /PASSWORDREQ:YES /EXPIRES:NEVER /COMMENT:" + DateTime.Now.ToShortDateString();
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netProcess.Start();
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netProcess.WaitForExit();
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netProcess.Close();
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return true;
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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return false;
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}
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}
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public static void DeleteUser(List<string> usernames)
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{
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try
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{
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foreach (string user in usernames)
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{
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if (Directory.Exists(Settings_Form.sharedFolderLocation + @"\" + user))
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{
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// Prompts for deletion of folder as well as the user account
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DialogResult result = MessageBox.Show("A shared folder exists for the user " + user + "!" +
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"\nDelete the folder and all data within the folder?",
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"Warning!", MessageBoxButtons.YesNo);
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if (result == DialogResult.Yes)
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{
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Process netProcess = new Process();
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netProcess.StartInfo.WorkingDirectory = System.Environment.SystemDirectory;
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netProcess.StartInfo.FileName = "net.exe";
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netProcess.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
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netProcess.StartInfo.CreateNoWindow = true;
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// Arguments for user account deletion. Run NET HELP USER from the command prompt for more info.
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netProcess.StartInfo.Arguments = "USER \"" + user + "\" /DELETE";
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netProcess.Start();
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netProcess.WaitForExit();
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netProcess.Close();
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DeleteShareFolder(user);
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}
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}
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// If no folders exist for the user, account is deleted without prompting
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else
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{
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Process netProcess = new Process();
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netProcess.StartInfo.WorkingDirectory = System.Environment.SystemDirectory;
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netProcess.StartInfo.FileName = "net.exe";
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netProcess.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
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netProcess.StartInfo.CreateNoWindow = true;
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// Arguments for user account deletion. Run NET HELP USER from the command prompt for more info.
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netProcess.StartInfo.Arguments = "USER \"" + user + "\" /DELETE";
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netProcess.Start();
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netProcess.WaitForExit();
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netProcess.Close();
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}
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}
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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}
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public static void QueryUserAccounts()
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{
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// Function that reads the user accounts on the local computer to UserAccountsList
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UserAccountsList.Clear();
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try
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{
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Process netProcess = new Process();
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netProcess.StartInfo.WorkingDirectory = System.Environment.SystemDirectory;
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netProcess.StartInfo.FileName = "net.exe";
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netProcess.StartInfo.UseShellExecute = false;
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netProcess.StartInfo.RedirectStandardOutput = true;
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netProcess.StartInfo.CreateNoWindow = true;
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netProcess.StartInfo.Arguments = "USER";
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netProcess.Start();
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string netOutput = netProcess.StandardOutput.ReadToEnd();
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// Splits the output into seperate strings for further processing
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string[] tempSplit = netOutput.Split(new string[] { " ", "\r", "\n" }, StringSplitOptions.RemoveEmptyEntries);
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// Roundabout way of trimming each string in the array
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string[] netOutputSplit = new string[tempSplit.Length];
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for (int i = 0; i < tempSplit.Length; i++)
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netOutputSplit[i] = tempSplit[i].Trim();
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// Imports the string array into the UserAccountsList List
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UserAccountsList.AddRange(netOutputSplit);
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// Removes the header and footer from the List
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UserAccountsList.RemoveRange(0, 2);
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UserAccountsList.RemoveRange(UserAccountsList.Count() - 1, 1);
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// Removes any additional empty entries
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UserAccountsList.RemoveAll(IsStringBlank);
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netProcess.WaitForExit();
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netProcess.Close();
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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}
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public static string [] QueryUserAccountExtraInformation(string username)
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{
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// Returns a string array with password requirement and date of account creation
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string[] stringArray = { "", "" };
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try
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{
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Process netProcess = new Process();
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netProcess.StartInfo.WorkingDirectory = System.Environment.SystemDirectory;
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netProcess.StartInfo.FileName = "net.exe";
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netProcess.StartInfo.UseShellExecute = false;
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netProcess.StartInfo.RedirectStandardOutput = true;
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netProcess.StartInfo.CreateNoWindow = true;
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netProcess.StartInfo.Arguments = "USER " + "\"" + username + "\"";
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netProcess.Start();
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string netOutput = netProcess.StandardOutput.ReadToEnd();
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// Splits the output into seperate strings for further processing
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string[] tempSplit = netOutput.Split(new string[] { " ", "\r", "\n" }, StringSplitOptions.RemoveEmptyEntries);
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// Roundabout way of trimming each string in the array
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string[] netOutputSplit = new string[tempSplit.Length];
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for (int i = 0; i < tempSplit.Length; i++)
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netOutputSplit[i] = tempSplit[i].Trim();
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stringArray[0] = netOutputSplit[20];
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stringArray[1] = netOutputSplit[4];
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netProcess.WaitForExit();
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netProcess.Close();
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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return stringArray;
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}
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public static bool QueryUserSharedFolderExist(string username)
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{
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return Directory.Exists(Settings_Form.sharedFolderLocation + @"\" + username);
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}
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public static void CreateShareFolder(string username)
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{
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try
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{
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// Creates the directory with only the specific NTFS and share permissions for the user.
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DirectorySecurity dSecurity = new DirectorySecurity();
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foreach (string systemUser in Settings_Form.systemAccounts)
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{
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dSecurity.AddAccessRule(new FileSystemAccessRule("\\" + systemUser, FileSystemRights.FullControl, InheritanceFlags.ContainerInherit, PropagationFlags.None, AccessControlType.Allow));
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dSecurity.AddAccessRule(new FileSystemAccessRule("\\" + systemUser, FileSystemRights.FullControl, InheritanceFlags.ObjectInherit, PropagationFlags.None, AccessControlType.Allow));
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}
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//dSecurity.AddAccessRule(new FileSystemAccessRule("\\Administrator", FileSystemRights.FullControl, AccessControlType.Allow));
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//dSecurity.AddAccessRule(new FileSystemAccessRule("\\SWAT", FileSystemRights.FullControl, AccessControlType.Allow));
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//dSecurity.AddAccessRule(new FileSystemAccessRule("\\Administrators", FileSystemRights.FullControl, AccessControlType.Allow));
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dSecurity.AddAccessRule(new FileSystemAccessRule("\\" + username, FileSystemRights.FullControl, InheritanceFlags.ContainerInherit, PropagationFlags.None, AccessControlType.Allow));
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dSecurity.AddAccessRule(new FileSystemAccessRule("\\" + username, FileSystemRights.FullControl, InheritanceFlags.ObjectInherit, PropagationFlags.None, AccessControlType.Allow));
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Directory.CreateDirectory(Settings_Form.sharedFolderLocation + @"\" + username, dSecurity);
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SetSharePermissions(username);
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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}
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public static void DeleteShareFolder(string username)
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{
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try
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{
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// Removes the share BEFORE deleting the folder. Otherwise share will error on remove.
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RemoveSharePermissions(username);
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Directory.Delete(Settings_Form.sharedFolderLocation + @"\" + username, true);
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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}
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public static void ToggleShare(string username)
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{
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try
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{
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if (Directory.Exists(Settings_Form.sharedFolderLocation + @"\" + username))
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{
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DialogResult result = MessageBox.Show("A shared folder exists for the user " + username + "!" +
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"\nDelete the folder and all data within the folder?",
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"Warning!", MessageBoxButtons.YesNo);
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if (result == DialogResult.Yes)
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{
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DeleteShareFolder(username);
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}
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}
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else
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{
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CreateShareFolder(username);
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}
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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}
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public static void ChangeUserPassword(string username, string password)
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{
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try
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{
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Process netProcess = new Process();
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netProcess.StartInfo.WorkingDirectory = System.Environment.SystemDirectory;
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netProcess.StartInfo.FileName = "net.exe";
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netProcess.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
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netProcess.StartInfo.CreateNoWindow = true;
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// Arguments for changing user password. Run NET HELP USER from the command prompt for more info.
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netProcess.StartInfo.Arguments = "USER \"" + username + "\" \"" + password + "\"";
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netProcess.Start();
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netProcess.WaitForExit();
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netProcess.Close();
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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}
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public static bool SessionsOpen()
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{
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bool sessionsOpen = true;
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try
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{
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Process netProcess = new Process();
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netProcess.StartInfo.WorkingDirectory = System.Environment.SystemDirectory;
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netProcess.StartInfo.FileName = "net.exe";
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netProcess.StartInfo.UseShellExecute = false;
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netProcess.StartInfo.RedirectStandardOutput = true;
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netProcess.StartInfo.CreateNoWindow = true;
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netProcess.StartInfo.Arguments = "SESSION";
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netProcess.Start();
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string netOutput = netProcess.StandardOutput.ReadToEnd();
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// Splits the output into seperate strings for further processing
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string[] tempSplit = netOutput.Split(new string[] { " ", "\r", "\n" }, StringSplitOptions.RemoveEmptyEntries);
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netProcess.WaitForExit();
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netProcess.Close();
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if (tempSplit[0] == "There are no entries in the list.")
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sessionsOpen = false;
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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return sessionsOpen;
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}
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private static void SetSharePermissions(string username)
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{
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string combinationString = "";
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foreach (string systemUser in Settings_Form.systemAccounts)
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{
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combinationString = combinationString.Insert(combinationString.Length, " /GRANT:\"" + systemUser + "\",FULL");
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}
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combinationString = combinationString.Insert(combinationString.Length, " /GRANT:\"" + username + "\",FULL");
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try
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{
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Process netProcess = new Process();
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netProcess.StartInfo.WorkingDirectory = System.Environment.SystemDirectory;
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netProcess.StartInfo.FileName = "net.exe";
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netProcess.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
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netProcess.StartInfo.CreateNoWindow = true;
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netProcess.StartInfo.Arguments = "SHARE \"" + username + "\"=\"" + Settings_Form.sharedFolderLocation + "\\" + username + "\" " + combinationString;
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netProcess.Start();
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netProcess.WaitForExit();
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netProcess.Close();
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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}
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private static void RemoveSharePermissions(string username)
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{
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try
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{
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Process netProcess = new Process();
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netProcess.StartInfo.WorkingDirectory = System.Environment.SystemDirectory;
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netProcess.StartInfo.FileName = "net.exe";
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netProcess.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
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netProcess.StartInfo.CreateNoWindow = true;
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netProcess.StartInfo.Arguments = "SHARE \"" + username + "\" /Delete";
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netProcess.Start();
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netProcess.WaitForExit();
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netProcess.Close();
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}
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catch (Exception e)
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{
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MessageBox.Show(e.ToString(), "Error");
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}
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}
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private static bool IsStringBlank(string s)
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{
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if (s == "")
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return true;
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else
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return false;
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}
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}
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}
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