//Generate a random code for a not logged in user
public static string GenerateRandomPassword(Microsoft.AspNetCore.Identity.PasswordOptions opts = null)
{
if (opts == null)
{
opts = new Microsoft.AspNetCore.Identity.PasswordOptions()
{
RequiredLength = 8,
RequiredUniqueChars = 4,
RequireDigit = true,
RequireLowercase = true,
RequireNonAlphanumeric = true,
RequireUppercase = true
}
}
;
string[] randomChars = new[] {
"ABCDEFGHJKLMNOPQRSTUVWXYZ", // uppercase
"abcdefghijkmnopqrstuvwxyz", // lowercase
"0123456789", // digits
"!@$?_-" // non-alphanumeric
};
Random rand = new Random(Environment.TickCount);
List <char> chars = new List <char>();
if (opts.RequireUppercase)
{
chars.Insert(rand.Next(0, chars.Count),
randomChars[0][rand.Next(0, randomChars[0].Length)]);
}
if (opts.RequireLowercase)
{
chars.Insert(rand.Next(0, chars.Count),
randomChars[1][rand.Next(0, randomChars[1].Length)]);
}
if (opts.RequireDigit)
{
chars.Insert(rand.Next(0, chars.Count),
randomChars[2][rand.Next(0, randomChars[2].Length)]);
}
if (opts.RequireNonAlphanumeric)
{
chars.Insert(rand.Next(0, chars.Count),
randomChars[3][rand.Next(0, randomChars[3].Length)]);
}
for (int i = chars.Count; i < opts.RequiredLength ||
chars.Distinct().Count() < opts.RequiredUniqueChars; i++)
{
string rcs = randomChars[rand.Next(0, randomChars.Length)];
chars.Insert(rand.Next(0, chars.Count),
rcs[rand.Next(0, rcs.Length)]);
}
return(new string(chars.ToArray()));
}
public static bool IsValidPassword(string password, Microsoft.AspNetCore.Identity.PasswordOptions options)
{
return(UtilityManager.IsValidPassword(
password,
options.RequiredLength,
options.RequiredUniqueChars,
options.RequireNonAlphanumeric,
options.RequireLowercase,
options.RequireUppercase,
options.RequireDigit));
}
