Changed readme and added fix for backward compability when M_INFO is not

filled

README.md

@@ -76,10 +76,14 @@ $saleRequest = (new SaleRequest())
     ->setTerminalID('<TID - V*******>')
     ->setMerchantId('<MID - 15 chars>')
     ->setPrivateKey('\<path to certificate.key>', '<password / or use method from bottom>')
-    ->setMInfo(array(
-        'email'=>'[email protected]',
-        'cardholderName'=>'Ivan Ivanov',
-        'mobilePhone'=>'359888123456'
+    ->setMInfo(array( // Mandatory cardholderName and ( email or MobilePhone )
+        'email'=>'[email protected]',
+        'cardholderName'=>'CARDHOLDER NAME', // Max 45 chars
+        'mobilePhone'=> array( 
+            'cc'=>'359', // Country code
+            'subscriber'=>'8939999888', // Subscriber number
+        ),
+        'threeDSRequestorChallengeInd'=>'04', //  Optional for Additional Authentication
     ))
     //->setSigningSchemaMacGeneral(); // use MAC_GENERAL
     //->setSigningSchemaMacExtended(); // use MAC_EXTENDED

src/Request.php

@@ -275,7 +275,10 @@ public function setNonce($nonce)
      */
     public function getMInfo()
     {
-        return $this->mInfo;
+        if (!empty($this->mInfo)) {
+            return base64_encode(json_encode($this->mInfo));
+        }
+        return '';
     }
 
     /**

src/SaleRequest.php

@@ -47,11 +47,6 @@ class SaleRequest extends Request implements RequestInterface
      */
     protected $adCustBorOrderId;
 
-    /**
-     * @array
-     */
-    protected $mInfo;
-
     /**
      * Sale constructor.
      */
@@ -110,7 +105,7 @@ public function generateForm()
      */
     public function getData()
     {
-        return [
+        return array_filter([
                 'NONCE' => $this->getNonce(),
                 'P_SIGN' => $this->generateSignature(),
 
@@ -132,8 +127,9 @@ public function getData()
                 'TERMINAL' => $this->getTerminalID(),
                 'BACKREF' => $this->getBackRefUrl(),
 
-                'M_INFO' => base64_encode(json_encode($this->getMInfo())),
-            ] + $this->generateAdCustBorOrderId();
+                'M_INFO' => $this->getMInfo(),
+
+            ]) + $this->generateAdCustBorOrderId();
     }
 
     /**