/// <summary>
/// Determines whether node is accessible to user.
/// </summary>
/// <param name="siteMap">The site map.</param>
/// <param name="node">The node.</param>
/// <returns>
/// <c>true</c> if accessible to user; otherwise, <c>false</c>.
/// </returns>
public bool IsAccessibleToUser(ISiteMap siteMap, ISiteMapNode node)
{
// If we have roles assigned, check them against the roles defined in the sitemap
if (node.Roles != null && node.Roles.Count > 0)
{
var context = mvcContextFactory.CreateHttpContext();
// if there is an authenticated user and the role allows anyone authenticated ("*"), show it
if ((context.User.Identity.IsAuthenticated) && node.Roles.Contains("*"))
{
return(true);
}
// if there is no user, but the role allows unauthenticated users ("?"), show it
if ((!context.User.Identity.IsAuthenticated) && node.Roles.Contains("?"))
{
return(true);
}
// if the user is in one of the listed roles, show it
if (node.Roles.OfType <string>().Any(role => context.User.IsInRole(role)))
{
return(true);
}
// if we got this far, deny showing
return(false);
}
// Everything seems OK...
return(true);
}
public virtual string GenerateKey()
{
var context = mvcContextFactory.CreateHttpContext();
var builder = new StringBuilder();
builder.Append("sitemap://");
builder.Append(context.Request.Url.DnsSafeHost);
builder.Append("/");
return(builder.ToString());
}
protected virtual string GetImplicitResourceString(string attributeName, string implicitResourceKey, string classKey)
{
if (attributeName == null)
{
throw new ArgumentNullException("attributeName");
}
string globalResourceObject = null;
if (!string.IsNullOrEmpty(implicitResourceKey))
{
var httpContext = mvcContextFactory.CreateHttpContext();
try
{
globalResourceObject = httpContext.GetGlobalResourceObject(classKey, implicitResourceKey + "." + attributeName) as string;
}
catch
{
}
}
return(globalResourceObject);
}
// methods - ISiteMapCacheKeyGenerator Members
public virtual string GenerateKey()
{
var context = mvcContextFactory.CreateHttpContext();
var builder = new StringBuilder();
builder.Append("sitemap://");
builder.Append(context.Request.Url.DnsSafeHost);
builder.Append("/?sessionId=");
builder.Append(context.Session.SessionID);
LogUtility.Logger.Debug($"key = {builder.ToString()}");
return(builder.ToString());
}
public string ResolveServerUrl(string serverUrl, bool forceHttps)
{
// Is it already an absolute Url?
if (serverUrl.IndexOf("://") > -1)
{
return(serverUrl);
}
// Start by fixing up the Url an Application relative Url
string newUrl = ResolveUrl(serverUrl);
// Due to URL rewriting, cloud computing (i.e. Azure)
// and web farms, etc., we have to be VERY careful about what
// we consider the incoming URL. We want to see the URL as it would
// appear on the public-facing side of the hosting web site.
// HttpRequest.Url gives us the internal URL in a cloud environment,
// So we use a variable that (at least from what I can tell) gives us
// the public URL:
Uri originalUri = null;
var httpContext = mvcContextFactory.CreateHttpContext();
if (httpContext.Request.Headers["Host"] != null)
{
string scheme = httpContext.Request.Headers["HTTP_X_FORWARDED_PROTO"]
?? httpContext.Request.Url.Scheme;
originalUri = new Uri(scheme + Uri.SchemeDelimiter + httpContext.Request.Headers["Host"]);
}
else
{
originalUri = httpContext.Request.Url;
}
newUrl = (forceHttps ? "https" : originalUri.Scheme) +
"://" + originalUri.Authority + newUrl;
if (newUrl.EndsWith("//"))
{
newUrl = newUrl.Substring(0, newUrl.Length - 2);
}
// Strip off the application root
newUrl = new Uri(newUrl).GetLeftPart(UriPartial.Authority);
return(newUrl);
}
/// <summary>
/// Determines whether node is accessible to user.
/// </summary>
/// <param name="siteMap">The site map.</param>
/// <param name="node">The node.</param>
/// <returns>
/// <c>true</c> if accessible to user; otherwise, <c>false</c>.
/// </returns>
public bool IsAccessibleToUser(ISiteMap siteMap, ISiteMapNode node)
{
// Clickable? Always accessible.
if (node.Clickable == false)
{
return(true);
}
var httpContext = mvcContextFactory.CreateHttpContext();
// Is it an external Url?
if (node.HasExternalUrl(httpContext))
{
return(true);
}
return(this.VerifyNode(siteMap, node, httpContext));
}
/// <summary>
/// Retrieves a <see cref="T:MvcSiteMapProvider.ISiteMapNode"/> object that represents the currently requested page using the current <see cref="T:System.Web.HttpContext"/> object.
/// </summary>
/// <returns>
/// A <see cref="T:MvcSiteMapProvider.ISiteMapNode"/> that represents the currently requested page; otherwise, null, if no corresponding <see cref="T:MvcSiteMapProvider.ISiteMapNode"/> can be found in the <see cref="T:MvcSiteMapProvider.SiteMapNode"/> or if the page context is null.
/// </returns>
public virtual ISiteMapNode FindSiteMapNodeFromCurrentContext()
{
var httpContext = mvcContextFactory.CreateHttpContext();
return(FindSiteMapNode(httpContext));
}
