savannabits / daraja

     * @param string $responseType | Default Response type in case the validation URL is unreachable or is undefined. Either Cancelled or Completed as per the safaricom documentation

     * @return false|mixed|string

     */

    public function registerCallbacks($shortCode,$confirmationURL, $validationURL=null, $responseType="Cancelled") {

        $environment = $this->environment;

        if( $environment =="live"){

            $url = "https://api.safaricom.co.ke/mpesa/c2b/v1/registerurl";

            $this->generateLiveToken();

        }elseif ($environment=="sandbox"){

            $url = "https://sandbox.safaricom.co.ke/mpesa/c2b/v1/registerurl";

            $this->generateSandBoxToken();

        }else{

            return json_encode(["Message"=>"Invalid App environment. Please set it via setCredentials() to either live or sandbox."]);

        }

        $token = $this->getAccessToken();

        $curl = curl_init();

        curl_setopt($curl, CURLOPT_URL, $url);

        curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-Type:application/json','Authorization:Bearer '.$token));

        $curl_post_data = array(

            "ValidationURL" => $validationURL,

            "ConfirmationURL" => $confirmationURL,

            "ResponseType" => $responseType,

            "ShortCode" => $shortCode

        );

        $data_string = json_encode($curl_post_data);

        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);

        curl_setopt($curl, CURLOPT_POST, true);

        curl_setopt($curl, CURLOPT_POSTFIELDS, $data_string);

        curl_setopt($curl, CURLOPT_HEADER, false);

        $curl_response = curl_exec($curl);

        return json_decode($curl_response);

    }

    /**

     * Generate an encrypted security credential from the initiator password on either live or sandbox env.

     * @param $BillRefNumber | 	Bill Reference Number (Optional).

     * @return mixed|string

     */

    public function c2b($ShortCode, $CommandID, $Amount, $Msisdn, $BillRefNumber ){

        $environment = $this->environment;

        if( $environment =="live"){

            $url = 'https://api.safaricom.co.ke/mpesa/c2b/v1/simulate';

            $this->generateLiveToken();

        }elseif ($environment=="sandbox"){

            $url = 'https://sandbox.safaricom.co.ke/mpesa/c2b/v1/simulate';

            $this->generateSandBoxToken();

        }else{

            return json_encode(["Message"=>"invalid application status. Please set mpesa_env to either sandbox or live"]);

        }

        $token = $this->getAccessToken();

        $curl = curl_init();

        curl_setopt($curl, CURLOPT_URL, $url);

        curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-Type:application/json','Authorization:Bearer '.$token));

        $curl_post_data = array(

            'ShortCode' => $ShortCode,

            'CommandID' => $CommandID,

            'Amount' => $Amount,

            'Msisdn' => $Msisdn,

            'BillRefNumber' => $BillRefNumber

        );

        $data_string = json_encode($curl_post_data);

        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);

        curl_setopt($curl, CURLOPT_POST, true);

        curl_setopt($curl, CURLOPT_POSTFIELDS, $data_string);

        curl_setopt($curl, CURLOPT_HEADER, false);

        $curl_response = curl_exec($curl);

        return $curl_response;

    }

    /**

     * @param $timestamp | Timestamp

     * @return mixed|string

     */

    public function STKPushQuery($checkoutRequestID, $businessShortCode, $password, $timestamp){

        $environment =$this->environment;

        if( $environment =="live"){

            $url = 'https://api.safaricom.co.ke/mpesa/stkpushquery/v1/query';

            $this->generateLiveToken();

        }elseif ($environment=="sandbox"){

            $url = 'https://sandbox.safaricom.co.ke/mpesa/stkpushquery/v1/query';

            $this->generateSandBoxToken();

        }else{

            return json_encode(["Message"=>"invalid application status"]);

        }

        $token = $this->getAccessToken();

        $curl = curl_init();

        curl_setopt($curl, CURLOPT_URL, $url);

        curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-Type:application/json','Authorization:Bearer '.$token));

        $curl_post_data = array(

            'BusinessShortCode' => $businessShortCode,

            'Password' => $password,

            'Timestamp' => $timestamp,

            'CheckoutRequestID' => $checkoutRequestID

        );

        $data_string = json_encode($curl_post_data);

        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);

        curl_setopt($curl, CURLOPT_POST, true);

        curl_setopt($curl, CURLOPT_POSTFIELDS, $data_string);

        curl_setopt($curl, CURLOPT_HEADER, false);

        $curl_response = curl_exec($curl);

        return $curl_response;

    }

    /**

     *Use this function to confirm all transactions in callback routes