/// <summary>
/// Automatic FTP and FTPS connection negotiation.
/// This method tries every possible combination of the FTP connection properties, and connects to the first successful profile.
/// Returns the FtpProfile if the connection succeeded, or null if it failed.
/// </summary>
public FtpProfile AutoConnect()
{
LogFunc("AutoConnect");
// detect the first available connection profile
var results = AutoDetect();
if (results.Count > 0)
{
var profile = results[0];
// if we are using SSL, set a basic server acceptance function
if (profile.Encryption != FtpEncryptionMode.None)
{
ValidateCertificate += new FtpSslValidation(delegate(FtpClient c, FtpSslValidationEventArgs e) {
if (e.PolicyErrors != System.Net.Security.SslPolicyErrors.None)
{
e.Accept = false;
}
else
{
e.Accept = true;
}
});
}
// connect to the first found profile
Connect(profile);
// return the working profile
return(profile);
}
return(null);
}
private void SetDefaultCertificateValidation(FtpProfile profile)
{
if (profile.Encryption != FtpEncryptionMode.None)
{
ValidateCertificate += new FtpSslValidation(delegate(FtpClient c, FtpSslValidationEventArgs e) {
if (e.PolicyErrors != System.Net.Security.SslPolicyErrors.None)
{
e.Accept = false;
}
else
{
e.Accept = true;
}
});
}
}
