/// <summary>
/// Follows internal redirections through the <c>umbracoInternalRedirectId</c> document property.
/// </summary>
/// <returns>A value indicating whether redirection took place and led to a new published document.</returns>
/// <remarks>
/// <para>Redirecting to a different site root and/or culture will not pick the new site root nor the new culture.</para>
/// <para>As per legacy, if the redirect does not work, we just ignore it.</para>
/// </remarks>
private bool FollowInternalRedirects(PublishedRequest request)
{
if (request.PublishedContent == null)
{
throw new InvalidOperationException("There is no PublishedContent.");
}
// don't try to find a redirect if the property doesn't exist
if (request.PublishedContent.HasProperty(Constants.Conventions.Content.InternalRedirectId) == false)
{
return(false);
}
var internalRedirectId = request.PublishedContent.Value(Constants.Conventions.Content.InternalRedirectId)?.ToString();
if (internalRedirectId == null)
{
// no value stored, just return, no need to log
return(false);
}
if (int.TryParse(internalRedirectId, out var internalRedirectIdAsInt) && internalRedirectIdAsInt == request.PublishedContent.Id)
{
// redirect to self
_logger.Debug <PublishedRouter>("FollowInternalRedirects: Redirecting to self, ignore");
return(false);
}
IPublishedContent internalRedirectNode = null;
if (internalRedirectIdAsInt > 0)
{
// try and get the redirect node from a legacy integer ID
internalRedirectNode = request.UmbracoContext.Content.GetById(internalRedirectIdAsInt);
}
else if (GuidUdi.TryParse(internalRedirectId, out var internalRedirectIdAsUdi))
{
// try and get the redirect node from a UDI Guid
internalRedirectNode = request.UmbracoContext.Content.GetById(internalRedirectIdAsUdi.Guid);
}
if (internalRedirectNode == null)
{
_logger.Debug <PublishedRouter, object>("FollowInternalRedirects: Failed to redirect to id={InternalRedirectId}: no such published document.",
request.PublishedContent.GetProperty(Constants.Conventions.Content.InternalRedirectId).GetSourceValue());
return(false);
}
request.SetInternalRedirectPublishedContent(internalRedirectNode); // don't use .PublishedContent here
_logger.Debug <PublishedRouter, int>("FollowInternalRedirects: Redirecting to id={InternalRedirectId}", internalRedirectIdAsInt);
return(true);
}
/// <summary>
/// Follows internal redirections through the <c>umbracoInternalRedirectId</c> document property.
/// </summary>
/// <returns>A value indicating whether redirection took place and led to a new published document.</returns>
/// <remarks>
/// <para>Redirecting to a different site root and/or culture will not pick the new site root nor the new culture.</para>
/// <para>As per legacy, if the redirect does not work, we just ignore it.</para>
/// </remarks>
private bool FollowInternalRedirects(PublishedRequest request)
{
if (request.PublishedContent == null)
{
throw new InvalidOperationException("There is no PublishedContent.");
}
// don't try to find a redirect if the property doesn't exist
if (request.PublishedContent.HasProperty(Constants.Conventions.Content.InternalRedirectId) == false)
{
return(false);
}
var redirect = false;
var valid = false;
IPublishedContent internalRedirectNode = null;
var internalRedirectId = request.PublishedContent.Value(Constants.Conventions.Content.InternalRedirectId, defaultValue: -1);
if (internalRedirectId > 0)
{
// try and get the redirect node from a legacy integer ID
valid = true;
internalRedirectNode = request.UmbracoContext.Content.GetById(internalRedirectId);
}
else
{
var udiInternalRedirectId = request.PublishedContent.Value <GuidUdi>(Constants.Conventions.Content.InternalRedirectId);
if (udiInternalRedirectId != null)
{
// try and get the redirect node from a UDI Guid
valid = true;
internalRedirectNode = request.UmbracoContext.Content.GetById(udiInternalRedirectId.Guid);
}
}
if (valid == false)
{
// bad redirect - log and display the current page (legacy behavior)
_logger.Debug <PublishedRouter>("FollowInternalRedirects: Failed to redirect to id={InternalRedirectId}: value is not an int nor a GuidUdi.",
request.PublishedContent.GetProperty(Constants.Conventions.Content.InternalRedirectId).GetSourceValue());
}
if (internalRedirectNode == null)
{
_logger.Debug <PublishedRouter>("FollowInternalRedirects: Failed to redirect to id={InternalRedirectId}: no such published document.",
request.PublishedContent.GetProperty(Constants.Conventions.Content.InternalRedirectId).GetSourceValue());
}
else if (internalRedirectId == request.PublishedContent.Id)
{
// redirect to self
_logger.Debug <PublishedRouter>("FollowInternalRedirects: Redirecting to self, ignore");
}
else
{
request.SetInternalRedirectPublishedContent(internalRedirectNode); // don't use .PublishedContent here
redirect = true;
_logger.Debug <PublishedRouter>("FollowInternalRedirects: Redirecting to id={InternalRedirectId}", internalRedirectId);
}
return(redirect);
}