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: / home / ujaneybc / rashanstore.in / notification /
Filename : firebase.php
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<?php
include_once('includes/crud.php');

class Firebase
{
    protected $db;
    function __construct()
    {
        $this->db = new Database();
        $this->db->connect();
        date_default_timezone_set('Asia/Kolkata');
    }

    public function send($registration_ids, $message)
    {
        $fields = array(
            'registration_ids' => $registration_ids,
            'data' => $message,
        );
        return $this->sendPushNotification($fields);
    }

    /*
    * This function will make the actuall curl request to firebase server
    * and then the message is sent 
    */
    private function sendPushNotification($fields)
    {

        //firebase server url to send the curl request
        $url = 'https://fcm.googleapis.com/fcm/send';
        $sql = "SELECT value FROM settings WHERE variable='fcm_server_key'";
        $this->db->sql($sql);
        $res = $this->db->getResult();
        define("FIREBASE_API_KEY", $res[0]['value']);
        //building headers for the request
        $headers = array(
            'Authorization: key=' . FIREBASE_API_KEY,
            'Content-Type: application/json'
        );

        //Initializing curl to open a connection
        $ch = curl_init();

        //Setting the curl url
        curl_setopt($ch, CURLOPT_URL, $url);

        //setting the method as post
        curl_setopt($ch, CURLOPT_POST, true);

        //adding headers 
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

        //disabling ssl support
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

        //adding the fields in json format 
        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($fields));

        //finally executing the curl request 
        $result = curl_exec($ch);
        if ($result === FALSE) {
            die('Curl failed: ' . curl_error($ch));
        }

        //Now close the connection
        curl_close($ch);

        //and return the result 
        return $result;
    }
}