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Internal/package-payment/Nestpay/Response.php

@@ -0,0 +1,84 @@
+<?php namespace ZN\Payment\Nestpay;
+
+use ZN\DataTypes\Arrays;
+
+class Response
+{
+    /**
+     * Protected exclude parameters
+     * 
+     * @var array
+     */
+    protected $parameters = ['AuthCode', 'Response', 'HostRefNum', 'ProcReturnCode', 'TransId', 'ErrMsg'];
+
+    /**
+     * Get parameters
+     * 
+     * @var array
+     */
+    public function parameters()
+    {
+        return Arrays\RemoveElement::use($_POST, NULL, $this->parameters);
+    }
+
+    /**
+     * Is valid hash
+     * 
+     * @return bool
+     */
+    public function isValidHash() : bool
+    {
+        if( ! $hash = ($_POST['HASHPARAMS'] ?? NULL) )
+        {
+            return false;
+        }
+
+        $hashEx = explode(':', $hash);
+        $real   = NULL;
+
+        foreach( $hashEx as $part )
+        {
+            if( ! empty($_POST[$part]) )
+            {
+                $real .= $_POST[$part];
+            }
+        }
+
+        return $real === $_POST['HASHPARAMSVAL'] && $_POST['HASH'] === base64_encode(pack('H*',sha1($real . $_POST['storeKey'])));
+    }
+
+    /**
+     * Is 3d
+     * 
+     * @return bool
+     */
+    public function is3D() : bool
+    {
+        return in_array($_POST["mdStatus"], ['1','2','3','4']);
+    }
+
+    /**
+     * Is approved
+     * 
+     * @return bool
+     */
+    public function isApproved() : bool
+    {
+        return empty($_POST["ErrMsg"]) && ($_POST["Response"] ?? NULL) === 'Approved';
+    }
+
+    /**
+     * Get error messages
+     * 
+     * @return string|false
+     */
+    public function error() 
+    {
+        if( ! empty($_POST["ErrMsg"]) )
+        {
+            return $_POST["ErrMsg"];
+        }
+
+        return false;
+    }
+}