protected Url BuildPageUrl(ContentItem page, ref ContentItem current)
{
Url url = "/";
if (!host.IsStartPage(current))
{
if (BuildingUrl != null)
{
// build path until a start page
while (current != null && !host.IsStartPage(current))
{
var args = new UrlEventArgs(current);
BuildingUrl(this, args);
if (!string.IsNullOrEmpty(args.Url))
{
url = url.PrependSegment(Url.ToRelative(args.Url).TrimStart('~'));
break;
}
url = url.PrependSegment(current.Name);
current = current.Parent;
}
}
else
{
while (current != null && !host.IsStartPage(current))
{
url = url.PrependSegment(current.Name);
current = current.Parent;
}
}
url = url.SetExtension(page.Extension);
}
return(url);
}
void parser_BuildingUrl(object sender, UrlEventArgs e)
{
var source = e.AffectedItem as IUrlSource;
if (source == null || e.AffectedItem.ID == 0)
return;
if (string.IsNullOrEmpty(source.DirectUrl))
return;
e.Url = source.DirectUrl;
}
void parser_BuildingUrl(object sender, UrlEventArgs e)
{
var source = e.AffectedItem as IUrlSource;
if (source == null || e.AffectedItem.ID == 0)
{
return;
}
if (string.IsNullOrEmpty(source.DirectUrl))
{
return;
}
e.Url = source.DirectUrl;
}
/// <summary>Calculates an item url by walking it's parent path.</summary>
/// <param name="item">The item whose url to compute.</param>
/// <returns>A friendly url to the supplied item.</returns>
public virtual Url BuildUrl(ContentItem item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
if (item.VersionOf.HasValue)
{
ContentItem version = item.VersionOf;
if (version != null)
{
return(BuildUrl(version)
.SetQueryParameter(PathData.VersionQueryKey, item.VersionIndex));
}
}
else if (item.ID == 0)
{
var page = Find.ClosestPage(item);
if (page != null && page != item)
{
return(BuildUrl(page)
.SetQueryParameter(PathData.VersionQueryKey, page.VersionIndex)
.SetQueryParameter("versionKey", item.GetVersionKey()));
}
}
var current = Find.ClosestPage(item);
// no page found, throw
if (current == null)
{
throw new N2Exception("Cannot build url to data item '{0}' with no containing page item.", item);
}
Url url = BuildPageUrl(current, ref current);
if (current == null)
{
// no start page found, use rewritten url
return(item.FindPath(PathData.DefaultAction).GetRewrittenUrl());
}
if (!item.IsPage)
{
// the item was not a page, add this information as a query string
url = url.AppendQuery(PathData.ItemQueryKey, item.ID);
}
var absoluteUrl = Url.ToAbsolute("~" + url);
if (BuiltUrl != null)
{
var args = new UrlEventArgs(item)
{
Url = absoluteUrl
};
BuiltUrl(this, args);
return(args.Url);
}
else
{
return(absoluteUrl);
}
}
protected Url BuildPageUrl(ContentItem page, ref ContentItem current)
{
Url url = "/";
if (!host.IsStartPage(current))
{
if (BuildingUrl != null)
{
// build path until a start page
while (current != null && !host.IsStartPage(current))
{
var args = new UrlEventArgs(current);
BuildingUrl(this, args);
if (!string.IsNullOrEmpty(args.Url))
{
url = Url.ToRelative(args.Url).TrimStart('~').ToUrl().AppendSegment(url);
//url = url.PrependSegment(Url.ToRelative(args.Url).TrimStart('~'));
break;
}
url = url.PrependSegment(current.Name);
current = current.Parent;
}
}
else
{
while (current != null && !host.IsStartPage(current))
{
url = url.PrependSegment(current.Name);
current = current.Parent;
}
}
url = url.SetExtension(page.Extension);
}
return url;
}
/// <summary>Calculates an item url by walking it's parent path.</summary>
/// <param name="item">The item whose url to compute.</param>
/// <returns>A friendly url to the supplied item.</returns>
public virtual Url BuildUrl(ContentItem item)
{
if (item == null) throw new ArgumentNullException("item");
if (item.VersionOf.HasValue)
{
ContentItem version = item.VersionOf;
if (version != null)
return BuildUrl(version).SetQueryParameter(PathData.VersionIndexQueryKey, item.VersionIndex);
}
else if (item.ID == 0)
{
var page = Find.ClosestPage(item);
if (page != null && page != item)
{
return BuildUrl(page)
.SetQueryParameter(PathData.VersionIndexQueryKey, page.VersionIndex)
.SetQueryParameter("versionKey", item.GetVersionKey());
}
}
var current = Find.ClosestPage(item);
// no page found, throw
if (current == null) throw new N2Exception("Cannot build url to data item '{0}' with no containing page item.", item);
Url url = BuildPageUrl(current, ref current);
if (current == null)
// no start page found, use rewritten url
return item.FindPath(PathData.DefaultAction).GetRewrittenUrl();
if (!item.IsPage)
// the item was not a page, add this information as a query string
url = url.AppendQuery(PathData.ItemQueryKey, item.ID);
var absoluteUrl = Url.ToAbsolute("~" + url);
if (BuiltUrl != null)
{
var args = new UrlEventArgs(item) { Url = absoluteUrl };
BuiltUrl(this, args);
return args.Url;
}
else
return absoluteUrl;
}
