public virtual void Process(GenerateSitemapArgs args)
{
var sitemap = new StringBuilder();
var items = args.Items.ToList();
for (var i = 0; i < items.Count; i++)
{
var item = items[i];
var itemXml = BuildUrlNode(item);
if ((i > 0 && (i % 50000) == 0) || //sitemap file cannot contain more than 50,000 urls
(sitemap.Length + itemXml.Length) > 2097152 //sitemap file cannot be larger than 10MB, each UTF-8 character could be as many as 6 bytes -- this comparison is the lazy way to accomplish this
)
{
sitemap.Append(BuildSitemapFileFooter());
args.SitemapFiles.Add(sitemap.ToString());
sitemap = new StringBuilder();
sitemap.Append(BuildSitemapFileHeader());
}
sitemap.Append(itemXml);
}
if (args.SitemapFiles.Count > 1)
{
args.SitemapFiles.Insert(0, BuildSitemapIndexFile(args));
}
}
public void Process(GenerateSitemapArgs args)
{
if (args.RootItem == null)
{
args.RootItem = SiteContext.GetHomeItem();
}
}
public void Process(GenerateSitemapArgs args)
{
var match = SitemapUrlRegex.Match(args.RequestUrl);
if (match.Success)
{
args.CacheKeyBase = match.Groups["base"].Value + match.Groups["extension"].Value;
}
}
public void Process(GenerateSitemapArgs args)
{
if (string.IsNullOrWhiteSpace(args.CacheKeyBase))
{
return;
}
var sitemap = SitemapXmlCache.Current.Get(args.CacheKeyBase);
if (sitemap != null)
{
args.Content = sitemap.Content;
}
}
public void Process(GenerateSitemapArgs args)
{
if (args.SitemapFiles == null || !args.SitemapFiles.Any())
{
return;
}
for (var i = 0; i < args.SitemapFiles.Count; i++)
{
if (i == 0)
{
SitemapXmlCache.Current.Set(args.CacheKeyBase, new SitemapXmlFile(args.SitemapFiles[i]));
}
else
{
SitemapXmlCache.Current.Set(args.CacheKeyBase + "_" + i, new SitemapXmlFile(args.SitemapFiles[i]));
}
}
}
protected virtual string BuildSitemapIndexFile(GenerateSitemapArgs args)
{
var contents = new StringBuilder();
contents.Append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n" +
"<sitemapindex xmlns=\"http://www.sitemaps.org/schemas/sitemap/0.9\">\r\n");
for (var i = 0; i < args.SitemapFiles.Count; i++)
{
var filename = args.CacheKeyBase + "_" + i + ".xml";
contents.AppendFormat(
"\t<sitemap><loc>{0}</loc><lastmod>{1:yyyy-MM-ddTHH:mm:ss+00:00}</lastmod></sitemap>\r\n",
filename,
DateTime.UtcNow
);
}
contents.Append("</sitemapindex>");
return(contents.ToString());
}
public void Process(GenerateSitemapArgs args)
{
args.Items = new[] { args.RootItem }.Union(args.RootItem.Axes.GetDescendants());
}
