private IEnumerable <PageDirectoryRoute> SetChildRoutes(PageDirectoryRoute parent, IReadOnlyCollection <PageDirectory> allDbRoutes)
{
if (!parent.ParentPageDirectoryId.HasValue)
{
yield return(parent);
}
foreach (var dbRoute in allDbRoutes.Where(r => r.ParentPageDirectoryId == parent.PageDirectoryId))
{
var routingInfo = MapRoute(dbRoute);
routingInfo.FullUrlPath = CombineUrl(parent.FullUrlPath, routingInfo.UrlPath);
ExpandDirectoryLocales(parent, routingInfo);
foreach (var childRoute in SetChildRoutes(routingInfo, allDbRoutes))
{
yield return(childRoute);
}
yield return(routingInfo);
}
}
private PageDirectoryRoute MapRoute(PageDirectory dbDirectory)
{
var route = new PageDirectoryRoute();
route.Name = dbDirectory.Name;
route.PageDirectoryId = dbDirectory.PageDirectoryId;
route.ParentPageDirectoryId = dbDirectory.ParentPageDirectoryId;
route.UrlPath = dbDirectory.UrlPath;
route.LocaleVariations = dbDirectory
.PageDirectoryLocales
.Select(d => new PageDirectoryRouteLocale()
{
LocaleId = d.LocaleId,
UrlPath = d.UrlPath
})
.ToList();
// FullUrlPaths set elsewhere
return(route);
}
/// <summary>
/// If a locale is defined in a parent directory but not in the child we define one
/// using the parent info. This is so we have all locale permitations of this directory even if
/// locales are defined further down the directory tree.
/// </summary>
private void ExpandDirectoryLocales(PageDirectoryRoute parent, PageDirectoryRoute routingInfo)
{
var locales = routingInfo.LocaleVariations.ToList();
var missingLocales = parent
.LocaleVariations
.Where(pl => !locales.Any(l => l.LocaleId == pl.LocaleId))
.Select(pl => new PageDirectoryRouteLocale()
{
LocaleId = pl.LocaleId,
UrlPath = routingInfo.UrlPath
});
locales.AddRange(missingLocales);
foreach (var locale in locales)
{
locale.FullUrlPath = CombineUrl(parent.FullUrlPath, locale.UrlPath);
}
routingInfo.LocaleVariations = locales;
}
public static IEnumerable <PageRoute> FilterByDirectory(this IEnumerable <PageRoute> routes, PageDirectoryRoute directory, int?localeId = null)
{
return(routes
.Where(r => (r.PageDirectory == null && directory == null) || r.PageDirectory == directory)
.Where(r => (r.Locale == null && !localeId.HasValue) || r.Locale.LocaleId == localeId)
);
}
