sharrre.php

<?php
header('content-type: application/json');
//Sharrre by Julien Hany
$json        = array('url' => '', 'count' => 0);
$json['url'] = $_GET['url'];
$url         = urlencode($_GET['url']);
$type        = urlencode($_GET['type']);
$proxy       = null;
$proxyAuth   = array();
if (filter_var($_GET['url'], FILTER_VALIDATE_URL)) {
    if ($type == 'googlePlus') { //source http://www.helmutgranda.com/2011/11/01/get-a-url-google-count-via-php/
        $contents = parse('https://plusone.google.com/u/0/_/+1/fastbutton?url=' . $url . '&count=true');

        preg_match('/window\.__SSR = {c: ([\d]+)/', $contents, $matches);

        if (isset($matches[0])) {
            $json['count'] = (int)str_replace('window.__SSR = {c: ', '', $matches[0]);
        }
    } else if ($type == 'stumbleupon') {
        $content = parse("http://www.stumbleupon.com/services/1.01/badge.getinfo?url=$url");

        $result = json_decode($content);
        if (isset($result->result->views)) {
            $json['count'] = $result->result->views;
        }

    }
}
echo str_replace('\\/', '/', json_encode($json));

function parse($encUrl)
{
    global $proxy;
    global $proxyAuth;
    $options = array(
        CURLOPT_RETURNTRANSFER => true, // return web page
        CURLOPT_HEADER         => false, // don't return headers
        CURLOPT_FOLLOWLOCATION => true, // follow redirects
        CURLOPT_ENCODING       => "", // handle all encodings
        CURLOPT_USERAGENT      => 'sharrre', // who am i
        CURLOPT_AUTOREFERER    => true, // set referer on redirect
        CURLOPT_CONNECTTIMEOUT => 5, // timeout on connect
        CURLOPT_TIMEOUT        => 10, // timeout on response
        CURLOPT_MAXREDIRS      => 3, // stop after 10 redirects
        CURLOPT_SSL_VERIFYHOST => 0,
        CURLOPT_SSL_VERIFYPEER => false,
    );
    $ch      = curl_init();
    if ($proxy != null) {
        $options[CURLOPT_PROXY] = $proxy;
        if (isset($proxyAuth['user']) && isset($proxyAuth['pwd'])) {
            $options[CURLOPT_PROXYUSERPWD] = $proxyAuth['user'] . ':' . $proxyAuth['pwd'];
        }
    }
    $options[CURLOPT_URL] = $encUrl;
    curl_setopt_array($ch, $options);

    $content = curl_exec($ch);
    $err     = curl_errno($ch);
    $errmsg  = curl_error($ch);

    curl_close($ch);

    if ($errmsg != '' || $err != '') {
        /*print_r($errmsg);
        print_r($errmsg);*/
    }
    return $content;
}