public static string GravatarUrl(this UrlHelper url, string email, int size)
{
string imageUrl = Settings.Default.DefaultGravatar;
if (imageUrl.StartsWith("~/"))
{
imageUrl = url.Absolute(imageUrl);
}
if (string.IsNullOrEmpty(email))
{
email = Guid.NewGuid().ToString(); // random image
}
string md5 = email.ToLowerInvariant().MD5();
return string.Format(
url.RequestContext.HttpContext.Request.IsSecureConnection ? "https://secure.gravatar.com/avatar/{0}.jpg?d={1}&s={2}&r=g" : "http://www.gravatar.com/avatar/{0}.jpg?d={1}&s={2}&r=g",
md5.ToLowerInvariant(),
url.Encode(imageUrl),
size);
}
/// <summary>
/// Gets an absolute URL to the specified blog post
/// </summary>
/// <param name="urlHelper">The URL helper.</param>
/// <param name="post">Blog post to link to</param>
/// <returns>URL to this blog post</returns>
public static string BlogPostAbsolute(this IUrlHelper urlHelper, PostModel post)
{
return urlHelper.Absolute(urlHelper.BlogPost(post));
}
/// <summary>
/// Gets the absolute URL (http://..../blah) to the specified URI
/// </summary>
/// <param name="urlHelper">The URL helper</param>
/// <param name="uri">URI to link to</param>
/// <returns>The absolute URL</returns>
public static string ContentAbsolute(this UrlHelper urlHelper, string uri)
{
return urlHelper.Absolute(urlHelper.Content(uri));
}
public static Uri Absolute(this System.Web.Mvc.UrlHelper url)
{
return url.Absolute(string.Empty);
}
public static Uri Absolute(this UrlHelper url)
{
return url.Absolute(string.Empty);
}
public static string Absolute(this UrlHelper urlHelper, Func<UrlHelper, string> urlFactory)
{
string url = urlFactory(urlHelper);
return urlHelper.Absolute(url);
}