Merge pull request #59 from Guisardo/patch-1

Avoid array to string error on homepage with cart

Author: Progi1984

classes/Hook/HookDisplayFooter.php

@@ -27,6 +27,8 @@
 use PrestaShop\Module\Ps_Googleanalytics\Handler\GanalyticsJsHandler;
 use PrestaShop\Module\Ps_Googleanalytics\Wrapper\ProductWrapper;
 use Ps_Googleanalytics;
+use RecursiveArrayIterator;
+use RecursiveIteratorIterator;
 use Tools;
 
 class HookDisplayFooter implements HookInterface
@@ -70,6 +72,11 @@ public function run()
                         $gacart['quantity'] = abs($gacart['quantity']);
                         $gaScripts .= 'MBG.removeFromCart(' . json_encode($gacart) . ');';
                     }
+                } elseif (is_array($gacart)) {
+                    $it = new RecursiveIteratorIterator(new RecursiveArrayIterator($gacart));
+                    foreach ($it as $v) {
+                        $gaScripts .= $v;
+                    }
                 } else {
                     $gaScripts .= $gacart;
                 }