Merge pull request #310 from skipperbent/v3-csrftoken-update

Csrf-token are now refreshed on each page-load to avoid timeout.

src/Pecee/CsrfToken.php

@@ -1,4 +1,5 @@
 <?php
+
 namespace Pecee;
 
 class CsrfToken
@@ -48,24 +49,34 @@ class CsrfToken
      * Set csrf token cookie
      * Overwrite this method to save the token to another storage like session etc.
      *
-     * @param $token
+     * @param string $token
      */
     public function setToken($token)
     {
+        $this->token = $token;
         setcookie(static::CSRF_KEY, $token, time() + 60 * 120, '/');
     }
 
     /**
      * Get csrf token
+     * @param string|null $defaultValue
      * @return string|null
      */
-    public function getToken()
+    public function getToken($defaultValue = null)
     {
-        if ($this->hasToken() === true) {
+        $this->token = ($this->hasToken() === true) ? $_COOKIE[static::CSRF_KEY] : null;
-            return $_COOKIE[static::CSRF_KEY];
-        }
 
-        return null;
+        return ($this->token !== null) ? $this->token : $defaultValue;
+    }
+
+    /**
+     * Refresh existing token
+     */
+    public function refresh()
+    {
+        if ($this->token !== null) {
+            $this->setToken($this->token);
+        }
     }
 
     /**

src/Pecee/Http/Middleware/BaseCsrfVerifier.php

@@ -20,7 +20,7 @@ class BaseCsrfVerifier implements IMiddleware
         $this->csrfToken = new CsrfToken();
 
         // Generate or get the CSRF-Token from Cookie.
-        $this->token = ($this->hasToken() === false) ? $this->generateToken() : $this->csrfToken->getToken();
+        $this->token = $this->csrfToken->getToken($this->generateToken());
     }
 
     /**
@@ -73,6 +73,9 @@ class BaseCsrfVerifier implements IMiddleware
 
         }
 
+        // Refresh existing token
+        $this->csrfToken->refresh();
+
     }
 
     public function generateToken()