php ile yapılan sitemapı otomatik ping letme

function pingle($site) {
    $ch = curl_init();
    curl_setopt($ch,CURLOPT_URL,$site);
    curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
    curl_exec($ch);
    curl_close($ch);    
}

$site = 'http://www.isteismi.com/';
$sitemap = 'http://www.siteismi.com/sitemap.xml';
$pings = 'http://pingomatic.com/ping/?title=&blogurl='.urlencode($site).'&rssurl='.urlencode($sitemap).'&chk_weblogscom=on&chk_blogs=on&chk_technorati=on&chk_feedburner=on&chk_syndic8=on&chk_newsgator=on&chk_myyahoo=on&chk_pubsubcom=on&chk_blogdigger=on&chk_blogrolling=on&chk_blogstreet=on&chk_moreover=on&chk_weblogalot=on&chk_icerocket=on&chk_newsisfree=on&chk_topicexchange=on&chk_google=on&chk_tailrank=on&chk_bloglines=on&chk_postrank=on&chk_skygrid=on&chk_collecta=on&chk_audioweblogs=on&chk_rubhub=on&chk_geourl=on&chk_a2b=on&chk_blogshares=on';

pingle($pings);