private XDocument BuildSitemapDocument(AcquireContext<string> ctx)
{
ctx.Monitor(_clock.When(TimeSpan.FromHours(1.0)));
ctx.Monitor(_signals.When("WebAdvanced.Sitemap.XmlRefresh"));
XNamespace xmlns = "http://www.sitemaps.org/schemas/sitemap/0.9";
var providerContext = new DescribeSpecializedSitemapProviderContext();
foreach (var specializedSitemapProvider in _specializedSitemapProviders) {
specializedSitemapProvider.Describe(providerContext);
}
var document = new XDocument(new XDeclaration("1.0", "utf-8", "yes"));
var urlset = new XElement(xmlns + "urlset");
foreach (var specializedSitemapFor in providerContext.Describes.Values) {
urlset.Add(new XAttribute(XNamespace.Xmlns + specializedSitemapFor.NamespacePrefix, specializedSitemapFor.XNamespace));
}
document.Add(urlset);
var rootUrl = GetRootPath();
// Add filtered routes
var routeUrls = new HashSet<string>(); // Don't include the same url twice
var items = new List<SitemapRoute>();
// Process routes from providers in order of high to low priority to allow custom routes
// to be processed first and thus override content routes.
foreach (var provider in _routeProviders.OrderByDescending(p => p.Priority)) {
var validRoutes = provider.GetXmlRoutes().Where(r => _routeFilters.All(filter => filter.AllowUrl(r.Url))).AsEnumerable();
foreach (var item in validRoutes) {
if (routeUrls.Contains(item.Url)) {
continue;
}
routeUrls.Add(item.Url);
items.Add(item);
}
}
// Ensure routes with higher priority are listed first
foreach (var item in items.OrderByDescending(i => i.Priority).ThenBy(i => i.Url)) {
string url = item.Url;
if (!Regex.IsMatch(item.Url, @"^\w+://.*$")) {
url = rootUrl + item.Url.TrimStart('/');
}
var element = new XElement(xmlns + "url");
element.Add(new XElement(xmlns + "loc", url));
element.Add(new XElement(xmlns + "changefreq", item.UpdateFrequency));
if (item.LastUpdated.HasValue) {
element.Add(new XElement(xmlns + "lastmod", item.LastUpdated.Value.ToString("yyyy-MM-dd")));
}
var priority = (item.Priority - 1)/4.0;
if (priority >= 0.0 && priority <= 1.0) {
element.Add(new XElement(xmlns + "priority", (item.Priority - 1)/4.0));
}
foreach (var specializedSitemapFor in providerContext.Describes.Values) {
var xElement = specializedSitemapFor.Process(item.ContentItem, item.Url);
if (xElement != null) {
element.Add(xElement);
}
}
urlset.Add(element);
}
return document;
}
private XDocument BuildSitemapDocument(AcquireContext <string> ctx)
{
ctx.Monitor(_clock.When(TimeSpan.FromHours(1.0)));
ctx.Monitor(_signals.When("WebAdvanced.Sitemap.XmlRefresh"));
XNamespace xmlns = "http://www.sitemaps.org/schemas/sitemap/0.9";
var providerContext = new DescribeSpecializedSitemapProviderContext();
foreach (var specializedSitemapProvider in _specializedSitemapProviders)
{
specializedSitemapProvider.Describe(providerContext);
}
var document = new XDocument(new XDeclaration("1.0", "utf-8", "yes"));
var urlset = new XElement(xmlns + "urlset");
foreach (var specializedSitemapFor in providerContext.Describes.Values)
{
urlset.Add(new XAttribute(XNamespace.Xmlns + specializedSitemapFor.NamespacePrefix, specializedSitemapFor.XNamespace));
}
document.Add(urlset);
var rootUrl = GetRootPath();
// Add filtered routes
var routeUrls = new HashSet <string>(); // Don't include the same url twice
var items = new List <SitemapRoute>();
// Process routes from providers in order of high to low priority to allow custom routes
// to be processed first and thus override content routes.
foreach (var provider in _routeProviders.OrderByDescending(p => p.Priority))
{
var validRoutes = provider.GetXmlRoutes().Where(r => _routeFilters.All(filter => filter.AllowUrl(r.Url))).AsEnumerable();
foreach (var item in validRoutes)
{
if (routeUrls.Contains(item.Url))
{
continue;
}
routeUrls.Add(item.Url);
items.Add(item);
}
}
// Ensure routes with higher priority are listed first
foreach (var item in items.OrderByDescending(i => i.Priority).ThenBy(i => i.Url))
{
string url = item.Url;
if (!Regex.IsMatch(item.Url, @"^\w+://.*$"))
{
url = rootUrl + item.Url.TrimStart('/');
}
var element = new XElement(xmlns + "url");
element.Add(new XElement(xmlns + "loc", url));
element.Add(new XElement(xmlns + "changefreq", item.UpdateFrequency));
if (item.LastUpdated.HasValue)
{
element.Add(new XElement(xmlns + "lastmod", item.LastUpdated.Value.ToString("yyyy-MM-dd")));
}
var priority = (item.Priority - 1) / 4.0;
if (priority >= 0.0 && priority <= 1.0)
{
element.Add(new XElement(xmlns + "priority", (item.Priority - 1) / 4.0));
}
foreach (var specializedSitemapFor in providerContext.Describes.Values)
{
var xElement = specializedSitemapFor.Process(item.ContentItem, item.Url);
if (xElement != null)
{
element.Add(xElement);
}
}
urlset.Add(element);
}
return(document);
}
