CloudFlare Class

<?php
# ========================================================================#
#
#  Author:    Ruslan Mingaev & Dmitry Gordienko
#  Version:   2.0
#  Date:      17-Oct-16
#  Purpose:   Change ip server for domain on CloudFlare.
#  Requires : Requires PHP5.
#  Usage Example:
#                     include("classes/cloudflare.class.php");
#                     $cl = new CloudFlare('email','global_key');
#                     $cl->set_new_ip('domain.com','server_ip');
#
#
# ========================================================================#

class CloudFlare {
    private $api_url = 'https://api.cloudflare.com/client/v4/';
    private $email;
    private $global_key;
    private $cookie;
    private $user_agent = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:49.0) Gecko/20100101 Firefox/49.0';

    public $Response;

    public function __construct($email, $global_key) {
        $this->email = $email;
        $this->global_key = $global_key;
    }

    public function set_new_ip($domain_name, $new_ip) {
        if($domain_name != null) $data['name'] =  $domain_name;
        $res = $this->api_call('zones', $data);

        if($res['success']) {
            $zone_id = $res['result'][0]['id'];
            $record_id = null;
            $records = $this->api_call('zones/'.$zone_id.'/dns_records',array());

            foreach ($records['result'] as $dns) {
                if($dns['type'] == 'A') {
                    $record_id = $dns['id'];
                    break;
                }
            }

            $post['data'] = json_encode(array(
                'id'        => $record_id,
                'type'      => 'A',
                'name'      => '@',
                'content'   => $new_ip,
                'zone_id'   => $zone_id,
                'zone_name' => '@',
                'proxiable' => true,
                'proxied'   => false,
                'locked'    => false,
                'ttl'       => '120'
            ));

            $res = $this->api_call('zones/'.$zone_id.'/dns_records/'.$record_id, $data, $post);

            return $res['success'];
        }
    }

    private function get_headers(){
        return array(
            "X-Auth-Email: ".$this->email,
            "X-Auth-Key: ".$this->global_key,
            "Content-Type: application/json"
        );
    }

    private function api_call($method, $get = null, $post = null) {
        if($post != null) {
            $request = curl_init($this->api_url.$method);
            curl_setopt($request, CURLOPT_POSTFIELDS, $post['data']);
            curl_setopt($request, CURLOPT_CUSTOMREQUEST, 'PUT');
        }else{
            $request = curl_init($this->api_url.$method.'?'.http_build_query($get));
            curl_setopt($request, CURLOPT_CUSTOMREQUEST, 'GET');
        }
        curl_setopt($request, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($request, CURLOPT_COOKIESESSION, true);
        curl_setopt($request, CURLOPT_VERBOSE, 0);
        curl_setopt($request, CURLOPT_USERAGENT, $this->user_agent);
        curl_setopt($request, CURLOPT_COOKIEFILE, $this->cookie);
        curl_setopt($request, CURLOPT_COOKIEJAR, $this->cookie);
        curl_setopt($request, CURLOPT_HTTPHEADER, $this->get_headers());
        $this->Response = curl_exec($request);
        curl_close($request);

        return json_decode($this->Response, true);
    }
}
?>