BaidusubmitSitemap::printIndexHeader();
$site = BaidusubmitOptions::getOption('siteurl');
$sitemapCount = BaidusubmitSitemap::getSitemapCount(BaidusubmitSitemap::TYPE_ALL);
$sitemapUrlCount = $config['sitemapUrlCount'] > 0 ? intval($config['sitemapUrlCount']) : 50000;
//全取出来
if ($sitemapCount <= $sitemapUrlCount) {
$sitemaplist = BaidusubmitSitemap::getSitemapList(BaidusubmitSitemap::TYPE_ALL, 0, $sitemapCount);
if (count($sitemaplist) > 0) {
BaidusubmitSitemap::printSitemapList($sitemaplist, $site, $urlsuffix);
}
BaidusubmitSitemap::printIndexFooter();
BaidusubmitSitemap::setIndexLastCrawl(0);
return 1;
}
//分段取
$lastcrawl = BaidusubmitSitemap::getIndexLastCrawl();
$time = time();
$pasttime = $time - $lastcrawl['stime'];
if ($pasttime < $config['sitemapStepTime']) {
//没到一个时段则按上次的偏移量
$offset = intval($lastcrawl['offset']);
} else {
$step = $config['sitemapStepLength'];
if ($step > $sitemapUrlCount) {
$step = $sitemapUrlCount;
}
$offset = $lastcrawl['offset'] + $step * intval($pasttime / $config['sitemapStepTime']);
}
if ($offset > $sitemapCount) {
$offset = 0;
}
