From 055cddb21f4436b074c1895839097c106b827be9 Mon Sep 17 00:00:00 2001
From: Jose Lorenzo Rodriguez <jose.zap@gmail.com>
Date: Mon, 22 Feb 2016 13:37:41 +0100
Subject: [PATCH] Filtering empty params out of the query string.

This fixes errors caused by cahnges in cake 3.2.3
---
 src/Controller/Component/PrgComponent.php | 10 +++++++++-
 src/Model/Behavior/SearchBehavior.php     |  5 +++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/Controller/Component/PrgComponent.php b/src/Controller/Component/PrgComponent.php
index afcab229..ba0dc32f 100644
--- a/src/Controller/Component/PrgComponent.php
+++ b/src/Controller/Component/PrgComponent.php
@@ -46,8 +46,16 @@ public function conversion($redirect = true)
             return null;
         }
         if ($redirect) {
+            $params = $this->request->data;
+
+            foreach ($params as $k => $param) {
+                if (is_string($param) && strlen($param) === 0) {
+                    unset($params[$k]);
+                }
+            }
+
             return $this->_registry->getController()->redirect(
-                $this->request->params['pass'] + ['?' => $this->request->data]
+                $this->request->params['pass'] + ['?' => $params]
             );
         }
         return null;
diff --git a/src/Model/Behavior/SearchBehavior.php b/src/Model/Behavior/SearchBehavior.php
index 494379b5..d8603962 100644
--- a/src/Model/Behavior/SearchBehavior.php
+++ b/src/Model/Behavior/SearchBehavior.php
@@ -68,6 +68,11 @@ public function findSearch(Query $query, array $options)
      */
     public function filterParams($params)
     {
+        foreach ($params as $k => $param) {
+            if (is_string($param) && strlen($param) === 0) {
+                unset($params[$k]);
+            }
+        }
         return ['search' => array_intersect_key($params, $this->_getAllFilters())];
     }