public static async Task <string> Download(string url)
{
var hash = md5.ComputeHash(Encoding.UTF8.GetBytes(url.Trim()));
var fileName = string.Join("", hash.Select(x => x.ToString("x2")));
return(await Download(url, fileName));
}
public static Uri GetImageUrl(string email, int size)
{
if (string.IsNullOrEmpty(email))
{
throw new ArgumentException("Email must be a valid email address.", "email");
}
if (size <= 0)
{
throw new ArgumentException("Size must be greater than 0.", "size");
}
var hash = md5.ComputeHash(Encoding.UTF8.GetBytes(email.Trim()));
var hashString = string.Join("", hash.Select(x => x.ToString("x2")));
return(new Uri("http://www.gravatar.com/avatar/" + hashString + ".jpg?s=" + size + "&d=mm"));
}
public static Uri GetImageUrl(string email, int size)
{
if (string.IsNullOrEmpty(email))
{
throw new ArgumentException("Email must be a valid email address.", "email");
}
if (size <= 0)
{
throw new ArgumentException("Size must be greater than 0.", "size");
}
var hash = md5.ComputeHash(Encoding.ASCII.GetBytes(email.Trim()));
//var hashString = string.Join("", hash.Select(x => x.ToString("x2")));
StringBuilder hashString = new StringBuilder();
for (int i = 0; i < hash.Length; i++)
{
hashString.Append(hash[i].ToString("x2"));
}
Debug.WriteLine($"https://www.gravatar.com/avatar/{hashString}?s=120&d=mm");
return(new Uri($"https://www.gravatar.com/avatar/{hashString}?s=120&d=mm"));
}