//Button "Connect" onclick
private void connect_vpn_Click(object sender, EventArgs e)
{
extra_info_label.Text = "";
if (username.Text != "" && password.Text != "")
{
if (!IsConnectedVPN())
{
if (VPN.TestConnection())
{
try { VPN.ConnectToVPN(username.Text, password.Text); }
catch { InfoMsg.alertMsg("1003"); }
}
else
{
InfoMsg.alertMsg("1004");
}
}
else
{
InfoMsg.alertMsg("2003"); //System: Connect Already Connected.
}
}
else if (username.Text.ToLower() == InfoMsg.ReturnMsg("3001"))
{
extra_info_label.Text = GetIP();
}
else
{
InfoMsg.alertMsg("1001");
}
}
public static bool DisconnectFromVPN()
{
VPN vpn = new VPN();
bool RV = false;
try
{
//System.Diagnostics.Process.Start(VPNPROCESS, " -h " + vpn.VPNConnectionName);
//System.Diagnostics.Process.Start(VPNPROCESS, string.Format(@"{0} /d",vpn.VPNConnectionName));
string args = string.Format(@"{0} /d", vpn.VPNConnectionName);
ProcessStartInfo myProcess = new ProcessStartInfo(VPNPROCESS, args);
myProcess.CreateNoWindow = true;
myProcess.UseShellExecute = false;
System.Diagnostics.Process.Start(myProcess);
//System.Windows.Forms.Application.DoEvents();
//System.Threading.Thread.Sleep(2000);
//System.Windows.Forms.Application.DoEvents();
RV = true;
}
catch (Exception Ex)
{
Debug.Assert(false, Ex.ToString());
RV = false;
}
return(RV);
}
public static void CreateVPN()
{
VPN vpn = new VPN();
DotRas.RasDialer dialer = new DotRas.RasDialer();
DotRas.RasPhoneBook allUsersPhoneBook = new DotRas.RasPhoneBook();
allUsersPhoneBook.Open();
if (allUsersPhoneBook.Entries.Contains(vpn.VPNConnectionName))
{
return;
}
RasEntry entry = RasEntry.CreateVpnEntry(vpn.VPNConnectionName, vpn.IPToPing, RasVpnStrategy.PptpFirst, RasDevice.GetDeviceByName("(PPTP)", RasDeviceType.Vpn));
allUsersPhoneBook.Entries.Add(entry);
dialer.EntryName = vpn.VPNConnectionName;
dialer.PhoneBookPath = RasPhoneBook.GetPhoneBookPath(RasPhoneBookType.AllUsers);
try
{
dialer.DialAsync();
}
catch (Exception)
{
return;
}
}
public static bool TestConnection()
{
VPN vpn = new VPN();
bool RV = false;
try
{
System.Net.NetworkInformation.Ping ping = new System.Net.NetworkInformation.Ping();
if (ping.Send(vpn.IPToPing).Status == System.Net.NetworkInformation.IPStatus.Success)
{
RV = true;
}
else
{
RV = false;
}
ping = null;
}
catch (Exception Ex)
{
Debug.Assert(false, Ex.ToString());
RV = false;
}
return(RV);
}
//Button "DisConnect" onclick
private void disconnect_vpn_Click(object sender, EventArgs e)
{
extra_info_label.Text = "";
if (IsConnectedVPN())
{
VPN.DisconnectFromVPN();
}
}
//Change the picture box image of state
public void ChangeState(bool connected)
{
VPN vpn = new VPN();
string vnp_name = vpn.VPNConnectionName;
IsConnected_label.Text = connected ? "Connected: " + vnp_name : "Not Connected";
state_pictureBox.Image = connected ? greendot : reddot;
}
//Check VPN connected or not
public bool IsConnectedVPN()
{
VPN vpn = new VPN();
if (GetIP() == vpn.IPToPing)
{
return(true);
}
else
{
return(false);
}
}
//Button "Check Connection State" onclick
private void checkState_Click(object sender, EventArgs e)
{
extra_info_label.Text = "";
VPN vpn = new VPN();
if (IsConnectedVPN())
{
ChangeUpdateTime();
ChangeState(true);
}
else
{
ChangeUpdateTime();
ChangeState(false);
}
}
public Login()
{
InitializeComponent();
extra_info_label.Text = "";
ChangeUpdateTime();
ChangeState(false);
if (IsConnectedVPN())
{
/*================Run the softphone exe.================*/
ChangeUpdateTime();
ChangeState(true);
}
else
{
try { VPN.CreateVPN(); }
catch { InfoMsg.alertMsg("1002"); }
finally { InfoMsg.ConsoleMsg("2001"); }
}
}
public static bool ConnectToVPN(string username, string password)
{
VPN vpn = new VPN();
bool RV = false;
try
{
string args = string.Format("{0} {1} {2}", vpn.VPNConnectionName, username, password);
ProcessStartInfo myProcess = new ProcessStartInfo(VPNPROCESS, args);
//System.Security.SecureString secretString = new System.Security.SecureString();
//foreach (char c in vpn.Password)
// secretString.AppendChar(c);
//myProcess.Arguments = vpn.VPNConnectionName;
//myProcess.UserName = vpn.UserName;
//myProcess.Password = secretString;
//myProcess.Domain = "@ADServer.Local";
myProcess.CreateNoWindow = true;
myProcess.UseShellExecute = false;
//Process.Start(VPNPROCESS, );
//Process.Start(VPNPROCESS, " -d " + vpn.VPNConnectionName);
Process.Start(myProcess);
//System.Windows.Forms.Application.DoEvents();
//System.Threading.Thread.Sleep(2000);
// System.Windows.Forms.Application.DoEvents();
RV = true;
}
catch (Exception Ex)
{
Debug.Assert(false, Ex.ToString());
RV = false;
}
return(RV);
}
