Get social counts of Facebook, Twitter, Google+ and Pinterest

get_social_counts

<?php

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) {
  $curl = curl_init();
  curl_setopt($curl, CURLOPT_URL, "https://clients6.google.com/rpc");
  curl_setopt($curl, CURLOPT_POST, 1);
  curl_setopt($curl, CURLOPT_POSTFIELDS, '[{"method":"pos.plusones.get","id":"p","params":{"nolog":true,"id":"' . $url . '","source":"widget","userId":"@viewer","groupId":"@self"},"jsonrpc":"2.0","key":"p","apiVersion":"v1"}]');
  curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
  curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-type: application/json'));
  $curl_results = curl_exec ($curl);
  curl_close ($curl);
  $json = json_decode($curl_results, true);
  return intval( $json[0]['result']['metadata']['globalCounts']['count'] );
}