< ?php
//a linha que se segue vai buscar o numero de leitores a tua feed (feed count)
$whaturl="http://api.feedburner.com/awareness/1.0/GetFeedData?uri=http://feeds.feedburner.com/bluemuiomuio";
 
//inicializa o a sessão do Curl
$ch = curl_init();
 
//devolve o valor em vez de imprimir no browser
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
 
//especifica o URL
curl_setopt($ch, CURLOPT_URL, $whaturl);
 
//executa um fetch para ir buscar o valor dos leitores feed
$data = curl_exec($ch);
//Fecha a sessão do cUrl
curl_close($ch);
 
$xml = new SimpleXMLElement($data);
$fb = $xml->feed->entry['circulation'];
 
//finito
?>

< ? 
class alexa {
 
    var $xml;
    var $values;
    var $alexa_address;
 
    function alexa($alexa_address,$domain) {
        $this->alexa_address = $alexa_address;
        $this->xml = $this->get_data($domain);
        $this->set();
    }
 
    function get_data($domain) {
        $url = $this->alexa_address.'http://'.$domain;
        $xml = simplexml_load_file($url) or die('Feed Indisponivel');
        return $xml;
    }
 
    function set() {
        $this->values['rank'] = ($this->xml->SD->POPULARITY['TEXT'] ? number_format($this->xml->SD->POPULARITY['TEXT']) : 0);
    }
 
    function get($value) {
        return (isset($this->values[$value]) ? $this->values[$value] : '"'.$value.'" n&atildeo existe.');
    }
}
 
$domain = "blue.muiomuio.net";
$alexa_connector = new alexa('http://alexa.com/xml/dad?url=',$domain);
 
// estilo 1
echo '<div style="width:150px; height:80px;">Alexa Rank:  '.$alexa_connector->get('rank').' <br /><span style="background:#efefef;"><a href="http://'.$domain.'">'.$domain.'</a></span></div>'; 
 
// estilo 2
echo '<div style="width:150px; height:80px;">'.$alexa_connector->get('rank').' <br /><img src="http://img171.imageshack.us/img171/1940/alexanl7.png" alt="alexa rank para '.$domain.'" title="'.$domain.' Alexa Rank" /></div>';
 
?>