/// <summary>
/// The url etag handler to use.
/// </summary>
/// <param name="request">An HTTP request.</param>
/// <param name="response">An HTTP response.</param>
/// <param name="urlEtagHandlingMethod">The url etag handler method to use.</param>
/// <param name="urlEtagQuerystringName">The querystring parameter name that contains the url etag.</param>
/// <param name="etag">The etag the url etag should match.</param>
/// <returns></returns>
protected IUrlEtagHandler GetUrlEtagHandler(HttpRequestBase request, HttpResponseBase response, UrlEtagHandlingMethodType urlEtagHandlingMethod, string urlEtagQuerystringName, string etag)
{
if (urlEtagHandlingMethod == UrlEtagHandlingMethodType.None || !HttpRequestHeaderHelper.HasQuerystringParameter(request, urlEtagQuerystringName))
{
return null;
}
var urlEtag = HttpRequestHeaderHelper.GetQuerystringParameterValue(request, urlEtagQuerystringName);
if (urlEtag == etag)
{
return null;
}
var newLocation = new UriBuilder(request.Url);
newLocation.EditQueryArgument(urlEtagQuerystringName, etag);
switch (urlEtagHandlingMethod)
{
case UrlEtagHandlingMethodType.ContentLocation:
return new UrlEtagHandlerContentLocation(HttpResponseHeaderHelper, urlEtagQuerystringName);
case UrlEtagHandlingMethodType.MovedPermanently:
return new UrlEtagHandlerMovedPermanently(HttpResponseHeaderHelper, urlEtagQuerystringName);
case UrlEtagHandlingMethodType.TemporaryRedirect:
return new UrlEtagHandlerTemporaryRedirect(HttpResponseHeaderHelper, urlEtagQuerystringName);
default:
return null;
}
}
/// <summary>
/// The url etag handler to use.
/// </summary>
/// <param name="request">An HTTP request.</param>
/// <param name="response">An HTTP response.</param>
/// <param name="urlEtagHandlingMethod">The url etag handler method to use.</param>
/// <param name="urlEtagQuerystringName">The querystring parameter name that contains the url etag.</param>
/// <param name="etag">The etag the url etag should match.</param>
/// <returns></returns>
protected IUrlEtagHandler GetUrlEtagHandler(HttpRequestBase request, HttpResponseBase response, UrlEtagHandlingMethodType urlEtagHandlingMethod, string urlEtagQuerystringName, string etag)
{
if (urlEtagHandlingMethod == UrlEtagHandlingMethodType.None || !HttpRequestHeaderHelper.HasQuerystringParameter(request, urlEtagQuerystringName))
{
return(null);
}
var urlEtag = HttpRequestHeaderHelper.GetQuerystringParameterValue(request, urlEtagQuerystringName);
if (urlEtag == etag)
{
return(null);
}
var newLocation = new UriBuilder(request.Url);
newLocation.EditQueryArgument(urlEtagQuerystringName, etag);
switch (urlEtagHandlingMethod)
{
case UrlEtagHandlingMethodType.ContentLocation:
return(new UrlEtagHandlerContentLocation(HttpResponseHeaderHelper, urlEtagQuerystringName));
case UrlEtagHandlingMethodType.MovedPermanently:
return(new UrlEtagHandlerMovedPermanently(HttpResponseHeaderHelper, urlEtagQuerystringName));
case UrlEtagHandlingMethodType.TemporaryRedirect:
return(new UrlEtagHandlerTemporaryRedirect(HttpResponseHeaderHelper, urlEtagQuerystringName));
default:
return(null);
}
}
