public bool ValidateDate(string date, string message = "The date {0} is valid!")
{
try
{
if (!Regex.IsMatch(date, @"^\d{2}\/\d{2}\/\d{4}$"))
{
throw new Exception("Please enter the date in the format DD/MM/YYYY.");
}
else
{
if (!DateTime.TryParse(date, out DateTime D))
{
throw new Exception("Please enter a valid date. ");
}
else
{
GetInput.PrintInColor(string.Format(message, date) + "\n", ConsoleColor.Green);
}
}
return(true);
}
catch (Exception E)
{
GetInput.PrintInColor(E.Message + "\n", ConsoleColor.Red);
return(false);
}
}
static void Main(string[] args)
{
GetInput G = new GetInput();
string userName = G.GetString("name", "Please enter your first name: ");
string userEmail = G.GetString("email", "Please enter your email address: ");
string userPhone = G.GetString("phone", "Please enter your phone number: ");
string userDate = G.GetString("date", "Please enter the date: ");
string userHTML = G.GetString("html", "Please enter an HTML element: ");
}
public bool ValidateEmail(string email, string message = "The email address {0} is valid!")
{
try
{
if (!Regex.IsMatch(email, @"([0-9a-zA-Z]){5,30}(@)([a-zA-Z]){5,10}(.)([a-zA-Z]){2,3}"))
{
throw new Exception("Email addresses must be in the following format:\n{5-30 alphanumeric characters}@{5-10 alphanumeric characters}.{com/co/net/etc.}");
}
else
{
GetInput.PrintInColor(string.Format(message, email) + "\n", ConsoleColor.Green);
}
return(true);
}
catch (Exception E)
{
GetInput.PrintInColor(E.Message + "\n", ConsoleColor.Red);
return(false);
}
}
public bool ValidateHTML(string html, string message = "The html element {0} is valid!")
{
try
{
if (!Regex.IsMatch(html, @"^(<)([a-zA-Z0-9]+)(>)(.*)(<)(\/)([a-zA-Z0-9]+)(>)$"))
{
throw new Exception("Please enter an HTML element in the format <tag> text </tag>.");
}
else
{
GetInput.PrintInColor(string.Format(message, html) + "\n", ConsoleColor.Green);
}
return(true);
}
catch (Exception E)
{
GetInput.PrintInColor(E.Message + "\n", ConsoleColor.Red);
return(false);
}
}
public bool ValidateName(string name, string message = "The name {0} is valid!")
{
try
{
if (!Regex.IsMatch(name[0].ToString(), "([A-Z])") || Regex.IsMatch(name.Substring(1), "([^a-z])") || name.Length > 30)
{
throw new Exception("Names must start with a capital letter, contain only letters, and be 30 characters or less.");
}
else
{
GetInput.PrintInColor(string.Format(message, name) + "\n", ConsoleColor.Green);
}
return(true);
}
catch (Exception E)
{
GetInput.PrintInColor(E.Message + "\n", ConsoleColor.Red);
return(false);
}
}
public bool ValidatePhone(string phone, string message = "The phone number {0} is valid!")
{
try
{
if ("(".Any(phone.Contains))
{
phone = phone.Replace('(', ' ');
}
if (")".Any(phone.Contains))
{
phone = phone.Replace(')', ' ');
}
if ("-".Any(phone.Contains))
{
phone = phone.Replace('-', ' ');
}
phone = Regex.Replace(phone, " ", "");
if (!Regex.IsMatch(phone, @"^\d{10}$"))
{
throw new Exception("Phone number should be only 10 digits ###-###-####. ");
}
else
{
GetInput.PrintInColor(string.Format(message, phone.Insert(6, "-").Insert(3, "-")) + "\n", ConsoleColor.Green);
}
return(true);
}
catch (Exception E)
{
GetInput.PrintInColor(E.Message + "\n", ConsoleColor.Red);
return(false);
}
}