update translation. added retirn controller

hutko.php

@@ -443,12 +443,12 @@ class Hutko extends PaymentModule
         $customerEmail = $customer->email;
 
         // 8. Generate the customer redirection URL after payment.
-        $responseUrl = $this->context->link->getPageLink('order-confirmation', true, $order->id_lang, [
+        $responseUrl = $this->context->link->getModuleLink($this->name, 'return', ['hutkoPV' => $this->urlSafeEncode(json_encode([
             'id_cart' => $order->id_cart,
             'id_module' => $this->id,
             'id_order' => $order->id,
             'key' => $customer->secure_key,
-        ]);
+        ]))], true);
 
 
 
@@ -1221,4 +1221,58 @@ class Hutko extends PaymentModule
         $logger->setFilename($logdirectory . 'dayly.log');
         $logger->logInfo($data);
     }
+
+
+    /**
+     * URL-safe encodes a string using a Base64-like approach.
+     * Replaces '+' with '-', '/' with '_', and removes trailing '=' padding.
+     * Useful for encoding arbitrary binary data into a URL-friendly format
+     * that can be safely passed in URLs (e.g., within query parameters
+     * or path segments without needing standard percent encoding for + and /).
+     *
+     * @param string $string The string or binary data to encode.
+     * @return string The URL-safe encoded string.
+     */
+    public  function urlSafeEncode($string)
+    {
+        // Standard Base64 encode
+        $encoded = base64_encode($string);
+
+        // Replace '+' with '-' and '/' with '_'
+        // This avoids characters that have special meaning in URLs
+        $encoded = str_replace(['+', '/'], ['-', '_'], $encoded);
+
+        // Remove trailing '=' padding
+        // Padding is not necessary for decoding if the length is known or can be inferred.
+        // Removing it makes the string shorter and avoids another problematic character (=).
+        $encoded = rtrim($encoded, '=');
+
+        return $encoded;
+    }
+
+    /**
+     * Decodes a URL-safe encoded string back to its original form.
+     * Replaces '-' with '+', '_' with '/', and adds back trailing '=' padding.
+     *
+     * @param string $string The URL-safe encoded string.
+     * @return string|false The decoded string, or false on failure (if the input is not valid base64 after adjustments).
+     */
+    public function urlSafeDecode($string)
+    {
+        // Replace '-' with '+' and '_' with '/'
+        $decoded = str_replace(['-', '_'], ['+', '/'], $string);
+
+        // Add back trailing '=' padding.
+        // Base64 strings (before decoding) must have a length that is a multiple of 4.
+        // We calculate how many characters short we are from a multiple of 4
+        // and add the corresponding number of '=' characters back.
+        $padding = strlen($decoded) % 4;
+        if ($padding > 0) {
+            $decoded .= str_repeat('=', 4 - $padding);
+        }
+
+        // Standard Base64 decode
+        // base64_decode returns the original data or FALSE on failure.
+        return base64_decode($decoded);
+    }
 }