Tweet, Like, and Plus Tracker

tracker.php

error_reporting(E_ALL);

$url = 'http://makeprojects.com/Project/Kitty-Twitty-Cat-Toy/1439/1';

function get_tweets($url) {
 
    $json_string = file_get_contents('http://urls.api.twitter.com/1/urls/count.json?url=' . $url);
    $json = json_decode($json_string, true);
 
    return intval( $json['count'] );
}
 
function get_likes($url) {
 
    $json_string = file_get_contents('http://graph.facebook.com/?ids=' . $url);
    $json = json_decode($json_string, true);
 
    return intval( $json[$url]['shares'] );
}

function get_plusones($url) {
 
    $args = array(
            'method' => 'POST',
            'headers' => array(
                // setup content type to JSON
                'Content-Type' => 'application/json'
            ),
            // setup POST options to Google API
            'body' => json_encode(array(
                'method' => 'pos.plusones.get',
                'id' => 'p',
                'method' => 'pos.plusones.get',
                'jsonrpc' => '2.0',
                'key' => 'p',
                'apiVersion' => 'v1',
                'params' => array(
                    'nolog'=>true,
                    'id'=> $url,
                    'source'=>'widget',
                    'userId'=>'@viewer',
                    'groupId'=>'@self'
                )
             )),
             // disable checking SSL sertificates
            'sslverify'=>false
        );
 
    // retrieves JSON with HTTP POST method for current URL
    $json_string = wp_remote_post("https://clients6.google.com/rpc", $args);
 
    if (is_wp_error($json_string)){
        // return zero if response is error
        return "0";
    } else {
        $json = json_decode($json_string['body'], true);
        // return count of Google +1 for requsted URL
        return intval( $json['result']['metadata']['globalCounts']['count'] );
    }
}


echo get_tweets('http://makeprojects.com/Project/Kitty-Twitty-Cat-Toy/1439/1');
echo '<br />';
echo get_likes('http://makeprojects.com/Project/Kitty-Twitty-Cat-Toy/1439/1');
echo '<br />';
echo get_plusones('http://makeprojects.com/Project/Kitty-Twitty-Cat-Toy/1439/1');