/**
* Generates the xml by pulling it from cache or generating it
* @return string
*/
function Generate()
{
if ($this->cacher->MustUseCache()) {
$this->xml = $this->cacher->GetFromCache();
return;
}
$this->AddAllPages();
$this->xml = $this->sitemap->SaveXml();
if ($this->cacher->MustStoreToCache()) {
$this->cacher->StoreToCache($this->xml);
}
}
/**
* Gets cache content if necessary
* @return boolean
*/
protected function BeforeInit()
{
//todo: check access rights
$cacheFile = PathUtil::ContentCacheFile($this);
$this->fileCacher = new FileCacher($cacheFile, $this->content->GetCacheLifetime());
if ($this->fileCacher->MustUseCache()) {
$this->output = $this->fileCacher->GetFromCache();
return true;
}
return parent::BeforeInit();
}
