implement Guzzle usage.

composer.json

@@ -11,7 +11,8 @@
     ],
     "require": {
         "php": ">=5.4.0",
-        "illuminate/support": "5.0.*|5.1.*|5.2.*|5.3.*"
+        "illuminate/support": "5.0.*|5.1.*|5.2.*|5.3.*",
+        "guzzlehttp/guzzle": "^6.2"
     },
     "autoload": {
         "psr-4": {

src/NoCaptcha.php

@@ -3,6 +3,7 @@
 namespace Anhskohbo\NoCaptcha;
 
 use Symfony\Component\HttpFoundation\Request;
+use GuzzleHttp\Client;
 
 class NoCaptcha
 {
@@ -23,6 +24,11 @@ class NoCaptcha
      */
     protected $sitekey;
 
+    /**
+     * @var \GuzzleHttp\Client
+     */
+    protected $http;
+
     /**
      * NoCaptcha.
      *
@@ -33,6 +39,9 @@ class NoCaptcha
     {
         $this->secret = $secret;
         $this->sitekey = $sitekey;
+        $this->http = new Client([
+            'timeout'  => 2.0,
+        ]);
     }
 
     /**
@@ -107,22 +116,10 @@ class NoCaptcha
      */
     protected function sendRequestVerify(array $query = [])
     {
-        // This taken from: https://github.com/google/recaptcha/blob/master/src/ReCaptcha/RequestMethod/Post.php
-        $peer_key = version_compare(PHP_VERSION, '5.6.0', '<') ? 'CN_name' : 'peer_name';
-
-        $context = stream_context_create(array(
-            'http' => array(
-                'header' => "Content-type: application/x-www-form-urlencoded\r\n",
-                'method' => 'POST',
-                'content' => http_build_query($query, '', '&'),
-                'verify_peer' => true,
-                $peer_key => 'www.google.com',
-            ),
-        ));
-
-        $response = file_get_contents(static::VERIFY_URL, false, $context);
-
-        return json_decode($response, true);
+        $response = $this->http->request('POST', static::VERIFY_URL, [
+            'form_params' => $query,
+        ]);
+        return json_decode($response->getBody(), true);
     }
 
     /**