private Uri ValidateRedirectToSiteUrl(HostnameRedirectsSettings settings, Uri uri)
{
if (settings.Redirect != HostnameRedirectModes.Domain || string.IsNullOrWhiteSpace(settings.RedirectToSiteUrl))
{
return(uri);
}
Uri requestedUri;
try {
requestedUri = new Uri(settings.RedirectToSiteUrl);
} catch (Exception e) {
Logger.Error(string.Format("{0}, Error parsing RedirectToSiteURL, skipping redirect", e));
return(uri);
}
if (requestedUri.Host == null || requestedUri.Host.Equals(uri.Host, StringComparison.OrdinalIgnoreCase))
{
return(uri);
}
var builder = new UriBuilder(uri);
builder.Host = requestedUri.Host;
return(builder.Uri);
}
private bool CheckIfIgnored(HostnameRedirectsSettings settings, string url)
{
if (string.IsNullOrWhiteSpace(settings.IgnoredUrls))
{
return(false);
}
return(settings.IgnoredUrls.Split(new string[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries).Any(x => url.StartsWith(x)));
}
private Uri ValidateSSL(HostnameRedirectsSettings settings, Uri url)
{
if (!settings.ForceSSL)
{
return(url);
}
if (url.ToString().StartsWith("http://", StringComparison.OrdinalIgnoreCase))
{
return(new Uri(url.ToString().Replace("http://", "https://")));
}
return(url);
}
private Uri ValidateNonWWW(HostnameRedirectsSettings settings, Uri url)
{
if (settings.Redirect != HostnameRedirectModes.WWW)
{
return(url);
}
if (!url.Authority.StartsWith("www.", StringComparison.OrdinalIgnoreCase))
{
return(new Uri(url.ToString().Replace(string.Format("{0}://", url.Scheme), string.Format("{0}://www.", url.Scheme))));
}
return(url);
}
private Uri ValidateWWW(HostnameRedirectsSettings settings, Uri url)
{
if (settings.Redirect != HostnameRedirectModes.NonWWW)
{
return(url);
}
if (url.Authority.StartsWith("www.", StringComparison.OrdinalIgnoreCase))
{
return(new Uri(url.ToString().Replace("www.", "")));
}
return(url);
}
private Uri ValidateTrailingSlashes(HostnameRedirectsSettings settings, Uri uri)
{
if (settings.TrailingSlashes == TrailingSlashesModes.None)
{
return(uri);
}
var lastSegment = uri.Segments.Last();
// ignore as request is for homepage.
if (lastSegment == "/" || IsStaticFile(lastSegment))
{
return(uri);
}
var endsWith = lastSegment.EndsWith("/");
if ((endsWith && settings.TrailingSlashes == TrailingSlashesModes.Append) || (!endsWith && settings.TrailingSlashes == TrailingSlashesModes.Remove))
{
return(uri);
}
var builder = new UriBuilder(uri);
if (settings.TrailingSlashes == TrailingSlashesModes.Append)
{
builder.Path += "/";
}
if (settings.TrailingSlashes == TrailingSlashesModes.Remove)
{
builder.Path = builder.Path.Substring(0, builder.Path.Length - 1);
}
return(builder.Uri);
}
