and product output are now optional

core/lib/Thelia/Core/Template/Loop/Product.php

@@ -83,6 +83,7 @@ class Product extends BaseI18nLoop implements PropelSearchLoopInterface, SearchL
             Argument::createIntTypeArgument('min_stock'),
             Argument::createFloatTypeArgument('min_weight'),
             Argument::createFloatTypeArgument('max_weight'),
+            Argument::createBooleanTypeArgument('with_prev_next_info', false),
             Argument::createBooleanTypeArgument('current'),
             Argument::createBooleanTypeArgument('current_category'),
             Argument::createIntTypeArgument('depth', 1),
@@ -1004,22 +1005,6 @@ class Product extends BaseI18nLoop implements PropelSearchLoopInterface, SearchL
             // Find previous and next product, in the default category.
             $default_category_id = $product->getDefaultCategoryId();
 
-            $previous = ProductQuery::create()
-                ->joinProductCategory()
-                ->where('ProductCategory.category_id = ?', $default_category_id)
-                ->filterByPosition($product->getPosition(), Criteria::LESS_THAN)
-                ->orderByPosition(Criteria::DESC)
-                ->findOne()
-            ;
-
-            $next = ProductQuery::create()
-                ->joinProductCategory()
-                ->where('ProductCategory.category_id = ?', $default_category_id)
-                ->filterByPosition($product->getPosition(), Criteria::GREATER_THAN)
-                ->orderByPosition(Criteria::ASC)
-                ->findOne()
-            ;
-
             $loopResultRow
                 ->set("ID"               , $product->getId())
                 ->set("REF"              , $product->getRef())
@@ -1041,15 +1026,38 @@ class Product extends BaseI18nLoop implements PropelSearchLoopInterface, SearchL
                 ->set("POSITION"         , $product->getPosition())
                 ->set("VISIBLE"          , $product->getVisible() ? "1" : "0")
                 ->set("TEMPLATE"         , $product->getTemplateId())
-                ->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)
                 ->set("DEFAULT_CATEGORY" , $default_category_id)
                 ->set("TAX_RULE_ID"      , $product->getTaxRuleId())
 
             ;
 
+
+            if ($this->getBackend_context() || $this->getWithPrevNextInfo()) {
+                // Find previous and next category
+                $previous = ProductQuery::create()
+                    ->joinProductCategory()
+                    ->where('ProductCategory.category_id = ?', $default_category_id)
+                    ->filterByPosition($product->getPosition(), Criteria::LESS_THAN)
+                    ->orderByPosition(Criteria::DESC)
+                    ->findOne()
+                ;
+
+                $next = ProductQuery::create()
+                    ->joinProductCategory()
+                    ->where('ProductCategory.category_id = ?', $default_category_id)
+                    ->filterByPosition($product->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);
         }
 

templates/frontOffice/default/product.html

@@ -5,14 +5,14 @@
 
 {* Page Title *}
 {block name='no-return-functions' append}
-    {loop name="product.seo.title" type="product" id="{product attr="id"}"}
+    {loop name="product.seo.title" type="product" id="{product attr="id"}" with_prev_next_info="1"}
     {$page_title = {$META_TITLE}}
     {/loop}
 {/block}
 
 {* Meta *}
 {block name="meta"}
-    {loop name="product.seo.meta" type="product" id="{product attr="id"}" limit="1"}
+    {loop name="product.seo.meta" type="product" id="{product attr="id"}" limit="1" with_prev_next_info="1"}
     {if $META_DESCRIPTION}<meta name="description" content="{$META_DESCRIPTION}">{/if}
     {if $META_KEYWORDS}<meta name="keywords" content="{$META_KEYWORDS}">{/if}
     {/loop}
@@ -21,7 +21,7 @@
 {* Breadcrumb *}
 {block name='no-return-functions' append}
     {$breadcrumbs = []}
-    {loop type="product" name="product_breadcrumb" id="{product attr="id"}" limit="1"}
+    {loop type="product" name="product_breadcrumb" id="{product attr="id"}" limit="1" with_prev_next_info="1"}
         {loop name="category_path" type="category-path" category="{$DEFAULT_CATEGORY}"}
             {$breadcrumbs[] = ['title' => {$TITLE}, 'url'=> {$URL}]}
         {/loop}
@@ -32,7 +32,7 @@
 {* Content *}
 {block name="main-content"}
     <div class="main">
-        {loop name="product.details" type="product" id="{product attr="id"}" limit="1"}
+        {loop name="product.details" type="product" id="{product attr="id"}" limit="1" with_prev_next_info="1"}
         <article id="product" class="col-main" role="main" itemscope itemtype="http://schema.org/Product">
 
             <!-- Use the meta tag to specify content that is not visible on the page in any way -->