cache ParseResult for not calculating twice the same loop

core/lib/Thelia/Core/Template/Element/BaseLoop.php

@@ -67,6 +67,8 @@ abstract class BaseLoop
     protected $timestampable = false;
     protected $versionable = false;
 
+    private static $cache = array();
+
     /**
      * Create a new Loop
      *
@@ -360,6 +362,9 @@ abstract class BaseLoop
      * @return LoopResult
      */
     public function exec(&$pagination, $count = false)
+    {
+        $hash = $this->args->getHash();
+        if(false === array_key_exists($hash, self::$cache))
         {
             if ($this instanceof PropelSearchLoopInterface) {
                 $searchModelCriteria = $this->buildModelCriteria();
@@ -399,7 +404,11 @@ abstract class BaseLoop
                 $loopResult->setVersioned();
             }
 
-        return $this->parseResults($loopResult);
+            self::$cache[$hash] = $this->parseResults($loopResult);
+        }
+
+        return self::$cache[$hash];
+
     }
 
     protected function checkInterface()

core/lib/Thelia/Core/Template/Loop/Argument/ArgumentCollection.php

@@ -144,4 +144,15 @@ class ArgumentCollection implements \Iterator
     {
         reset($this->arguments);
     }
+
+    public function getHash()
+    {
+        $arguments = $this->arguments;
+
+        if (array_key_exists('name', $arguments)) {
+            unset($arguments['name']);
+        }
+
+        return sha1(serialize($arguments));
+    }
 }