Using Guzzle instead of cURL for requesting the API

app/Api.php

 <?php
 
+use GuzzleHttp\Client;
+
 /*
  * Static class for REST API communication
  */
 class Api {
     // Generic get function for REST API
     static function get($url) {
-        $curl = curl_init();
+        $client = new Client(['base_uri' => API_BASE, 'defaults' => [ 'headers' => [ 'Content-type' => 'applications/json']]]);
         $url = API_BASE . $url . "/?format=json";
-        curl_setopt($curl, CURLOPT_URL, $url);
-        curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-type: application/json'));
-        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
-        curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 1);
-        $result = curl_exec($curl);
-        curl_close($curl);
-        return $result;
+
+	$result = $client->request('GET', $url);
+	return $result->getBody();
     }
 
     // Generic post function for REST API
     static function post($url, $data) {
-        $curl = curl_init();
-        $url = API_BASE . $url;
-        curl_setopt($curl, CURLOPT_URL, $url);
-        curl_setopt($curl, CURLOPT_POST, true);
-        curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
-        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
-        $result = curl_exec($curl);
-        curl_close($curl);
-        return $result;
+        $client = new Client(['base_uri' => API_BASE, 'defaults' => [ 'headers' => [ 'Content-type' => 'applications/json']]]);
+        $url = API_BASE . $url . "/?format=json";
+	$result = $client->request('POST', $url, array(), $data);
+        return $result->getBody();
     }
 
     // Asking for campaign informations

app/config.php.sample

@@ -5,6 +5,7 @@ define("API_BASE","http://localhost/restapi/");
 define("API_TIMEOUT","1");
 define("JWT_KEY", "YOUR_KEY");
 define("JWT_TOKEN", "YOUR_TOKEN");
+define("SIP_API", "http://backendsip/api");
 
 /* TODO : remove this in production ;) */
 error_reporting(E_ALL|E_WARNING);