下一个PHP书迄今为止在重新检索谷歌+股份和+1 s方面做了大量工作。
$url = http://nike.com ;
$gplus_type = true ? shares : +1s ;
/**
* Get Google+ shares or +1 s.
* See out post at stackoverflow.com/a/23088544/328272
*/
function get_gplus_count($url, $type = shares ) {
$curl = curl_init();
// According to stackoverflow.com/a/7321638/328272 we should use certificates
// to connect through SSL, but they also offer the following easier solution.
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
if ($type == shares ) {
// Use the default developer key AIzaSyCKSbrvQasunBoV16zDH9R33D88CeLr9gQ, see
// tomanthony.co.uk/blog/google_plus_one_button_seo_count_api.
curl_setopt($curl, CURLOPT_URL, https://clients6.google.com/rpc?key=AIzaSyCKSbrvQasunBoV16zDH9R33D88CeLr9gQ );
curl_setopt($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_HTTPHEADER, array( Content-type: application/json ));
}
elseif ($type == +1s ) {
curl_setopt($curl, CURLOPT_URL, https://plusone.google.com/_/+1/fastbutton?url= .urlencode($url));
}
else {
throw new Exception( No $type defined, possible values are "shares" and "+1s". );
}
$curl_result = curl_exec($curl);
curl_close($curl);
if ($type == shares ) {
$json = json_decode($curl_result, true);
return intval($json[0][ result ][ metadata ][ globalCounts ][ count ]);
}
elseif ($type == +1s ) {
libxml_use_internal_errors(true);
$doc = new DOMDocument();
$doc->loadHTML($curl_result);
$counter=$doc->getElementById( aggregateCount );
return $counter->nodeValue;
}
}
// Get Google+ count.
$gplus_count = get_gplus_count($url, $gplus_type);