Add "cacheable" param to distinguish between FPC vs non-FPC routes

Author: sdesmet

app/code/community/Mpchadwick/PageCacheHitRate/Model/Observer.php

@@ -13,6 +13,7 @@ class Mpchadwick_PageCacheHitRate_Model_Observer
      */
     public function handleControllerFrontSendResponseBefore(Varien_Event_Observer $observer)
     {
+
         $config = Mage::getModel('mpchadwick_pagecachehitrate/config');
         $trackers = $config->get('trackers');
         if (!$trackers) {
@@ -25,6 +26,7 @@ public function handleControllerFrontSendResponseBefore(Varien_Event_Observer $o
         $params = $paramProvider->baseParams(true) + array(
             'type' => $type,
             'route' => $this->trackerRoute(),
+            'cacheable' => $this->isRequestCacheable()
         );
 
         $factory = Mage::getModel('mpchadwick_pagecachehitrate/trackerFactory');
@@ -40,6 +42,20 @@ public function handleControllerFrontSendResponseBefore(Varien_Event_Observer $o
         }
     }
 
+    /**
+     * Determine this request is cacheable in FPC
+     *
+     * @return bool
+     */
+    protected function isRequestCacheable()
+    {
+        $request = Mage::app()->getRequest();
+        $processor = Mage::getSingleton('enterprise_pagecache/processor');
+        $subprocessor = $processor->getMetadata('cache_subprocessor');
+
+        return $subprocessor !== null && $processor->canProcessRequest($request);
+    }
+
     /**
      * Get the type of response.
      *

app/code/community/Mpchadwick/PageCacheHitRate/Model/Tracker/ParamProvider.php

@@ -31,6 +31,7 @@ public function baseParams($originalRequest = false)
             'userAgent' => $this->userAgent,
             'isBot' => $this->isBot,
         );
+
     }
 
     protected function getUrl($originalRequest)