From b15d52e6d3117deeb4b1c101f3c5c9933ba0d3c3 Mon Sep 17 00:00:00 2001
From: Manuel Raynaud <raynaud.manu@gmail.com>
Date: Wed, 30 Apr 2014 10:22:12 +0200
Subject: [PATCH] create prev next arg for content loop. Fix #361

---
 .../lib/Thelia/Core/Template/Loop/Content.php | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/core/lib/Thelia/Core/Template/Loop/Content.php b/core/lib/Thelia/Core/Template/Loop/Content.php
index 8185929eb..e567b13ac 100644
--- a/core/lib/Thelia/Core/Template/Loop/Content.php
+++ b/core/lib/Thelia/Core/Template/Loop/Content.php
@@ -53,6 +53,7 @@ class Content extends BaseI18nLoop implements PropelSearchLoopInterface
             Argument::createIntListTypeArgument('folder_default'),
             Argument::createBooleanTypeArgument('current'),
             Argument::createBooleanTypeArgument('current_folder'),
+            Argument::createBooleanTypeArgument('with_prev_next_info', false),
             Argument::createIntTypeArgument('depth', 1),
             Argument::createBooleanOrBothTypeArgument('visible', 1),
             Argument::createAnyTypeArgument('title'),
@@ -221,6 +222,29 @@ class Content extends BaseI18nLoop implements PropelSearchLoopInterface
                 ->set("VISIBLE"                 , $content->getVisible())
             ;
 
+
+            if ($this->getBackend_context() || $this->getWithPrevNextInfo()) {
+                // Find previous and next category
+                $previous = ContentQuery::create()
+                    ->filterByPosition($content->getPosition(), Criteria::LESS_THAN)
+                    ->orderByPosition(Criteria::DESC)
+                    ->findOne()
+                ;
+
+                $next = ContentQuery::create()
+                    ->filterByPosition($content->getPosition(), Criteria::GREATER_THAN)
+                    ->orderByPosition(Criteria::ASC)
+                    ->findOne()
+                ;
+
+                $loopResultRow
+                    ->set("HAS_PREVIOUS"     , $previous != null ? 1 : 0)
+                    ->set("HAS_NEXT"         , $next != null ? 1 : 0)
+                    ->set("PREVIOUS"         , $previous != null ? $previous->getId() : -1)
+                    ->set("NEXT"             , $next != null ? $next->getId() : -1)
+                ;
+            }
+
             $loopResult->addRow($loopResultRow);
         }