/**
* Adds a single page to the sitemap
* @param Page $page The page
*/
private function AddPage(Page $page)
{
if (!$this->PageAllowed($page)) {
return;
}
$params = FrontendRouter::GatherParams($page->GetUrl());
if (count($params) == 0) {
$changeFreq = ChangeFrequency::ByValue($page->GetSitemapChangeFrequency());
$priority = $page->GetSitemapRelevance();
$lastLog = LogEvaluator::LastPageModLog($page, $this->resolver);
$lastMod = $lastLog ? $lastLog->GetChanged() : null;
$this->sitemap->AddUrl(FrontendRouter::PageUrl($page), $changeFreq, $priority, $lastMod);
}
}
/**
* Adds the sitemap change frequency field
*/
private function AddSitemapChangeFrequencyField()
{
$name = 'SitemapChangeFrequency';
$value = $this->page->Exists() ? $this->page->GetSitemapChangeFrequency() : (string) ChangeFrequency::Weekly();
$field = new Select($name, $value);
$values = ChangeFrequency::AllowedValues();
foreach ($values as $val) {
$field->AddOption($val, Trans('Core.Sitemap.ChangeFrequency.' . ucfirst($val)));
}
$this->AddField($field);
}
