Added dotpay CHK parameter support and Symfony version requirments.

DependencyInjection/Configuration.php

@@ -64,7 +64,11 @@ public function getConfigTreeBuilder()
                                 ->end()
                             ->end()
                             ->scalarNode('return_url')->defaultNull()->end()
+                            ->scalarNode('chk')
+                                ->defaultValue(false)
+                            ->end()
                         ->end()
+
                     ->end()
                 ->end()
             ->end();

DependencyInjection/ETSPaymentDotpayExtension.php

@@ -49,5 +49,6 @@ public function load(array $configs, ContainerBuilder $container)
         $container->setParameter('payment.dotpay.direct.url', $config['direct']['url']);
         $container->setParameter('payment.dotpay.direct.type', $config['direct']['type']);
         $container->setParameter('payment.dotpay.direct.return_url', $config['direct']['return_url']);
+        $container->setParameter('payment.dotpay.direct.chk', $config['direct']['chk']);
     }
 }

Plugin/DotpayDirectPlugin.php

@@ -89,6 +89,12 @@ class DotpayDirectPlugin extends AbstractPlugin
      */
     protected $type;
 
+    /**
+     * @var boolean
+     */
+    protected $chk;
+
+
     /**
      * @param Router  $router      The router
      * @param Token   $token       The client token
@@ -97,14 +103,15 @@ class DotpayDirectPlugin extends AbstractPlugin
      * @param integer $type        The type
      * @param string  $returnUrl   The return url
      */
-    public function __construct(Router $router, Token $token, String $stringTools, $url, $type, $returnUrl)
+    public function __construct(Router $router, Token $token, String $stringTools, $url, $type, $returnUrl, $chk = false)
     {
         $this->router = $router;
         $this->token = $token;
         $this->stringTools = $stringTools;
         $this->returnUrl = $returnUrl;
         $this->url = $url;
         $this->type = $type;
+        $this->chk = $chk ? true : false;
     }
 
     /**
@@ -171,11 +178,37 @@ public function createDotpayRedirectActionException(FinancialTransactionInterfac
         if ($extendedData->has('lang')) {
             $datas['lang'] = substr($extendedData->get('lang'), 0, 2);
         }
+
+        if ($this->chk) {
+            $datas['chk'] = $this->generateChk($datas, $this->token->getPin());
+        }
 
         $actionRequest->setAction(new VisitUrl($this->url . '?' . http_build_query($datas)));
 
         return $actionRequest;
     }
+
+    /**
+     * This method generates chk parameter user to sign request to dotpay
+     * 
+     * @param array $datas
+     * @param string $pin
+     */
+    protected function generateChk(array $datas, $pin)
+    {
+        $key = $datas['id'].
+                number_format($datas['amount'], 2, '.', '').
+               $datas['currency'].
+               rawurlencode($datas['description']).
+               (isset($datas['control']) ? $datas['control'] : '').
+               $pin;
+
+        if (isset($datas['channel'])) {
+            $key .= $datas['channel'].
+                    (isset($datas['chlock']) ? $datas['chlock'] : '');
+        }
+        return md5($key);
+    }
 
     /**
      * This method executes an approve transaction.

Resources/config/services.xml

@@ -26,6 +26,7 @@
             <argument>%payment.dotpay.direct.url%</argument>
             <argument>%payment.dotpay.direct.type%</argument>
             <argument>%payment.dotpay.direct.return_url%</argument>
+            <argument>%payment.dotpay.direct.chk%</argument>
             <tag name="payment.plugin" />
         </service>
 

composer.json

@@ -13,7 +13,7 @@
     ],
     "require": {
         "php": ">=5.3.2",
-        "symfony/framework-bundle": ">=2.0,<2.2-dev",
+        "symfony/framework-bundle": ">=2.0,<2.4",
         "jms/payment-core-bundle": "dev-master"
     },
     "require-dev": {
@@ -23,4 +23,4 @@
         "psr-0": { "ETS\\Payment\\DotpayBundle": "" }
     },
     "target-dir": "ETS/Payment/DotpayBundle"
-}
+}