public static IEnumerable <string> GetAcceptLanguageValues(this HttpRequest httpRequest)
{
var acceptLanguages = httpRequest.GetTypedHeaders().AcceptLanguage;
if (acceptLanguages == default)
{
return(Enumerable.Empty <string>());
}
return(acceptLanguages?.Select(l => l.Value.ToString()));
}
/// <summary>
/// Determines whether the specified request contains XML as indicated by a
/// content type of either <c>application/xml</c>, <c>text/xml</c>, <c>application/xyz+xml</c>,
/// or <c>text/xyz+xml</c>. The term <c>xyz</c> can for example be <c>rdf</c> or some other
/// XML-derived media type.
/// </summary>
/// <returns>true if the specified request contains XML content; otherwise, false.</returns>
/// <param name="request">The <see cref="HttpRequest"/> to check.</param>
public static bool IsXml(this HttpRequest request)
{
var contentType = request?.GetTypedHeaders()?.ContentType;
if (contentType == null)
{
return(false);
}
if (contentType.IsSubsetOf(ApplicationXmlMediaType) || contentType.IsSubsetOf(TextXmlMediaType))
{
return(true);
}
var type = contentType.Type;
if (type.Equals("application", StringComparison.OrdinalIgnoreCase) ||
type.Equals("text", StringComparison.OrdinalIgnoreCase))
{
return(contentType.SubType.EndsWith("+xml", StringComparison.OrdinalIgnoreCase));
}
return(false);
}
public static MediaTypeHeaderValue MediaTypeHeaderValue(this HttpRequest httpRequest) => httpRequest.GetTypedHeaders().ContentType;
