// categories multishop improvements (BO breadcrumb + category tree root removed)

classes/Category.php

@@ -671,8 +671,10 @@ class CategoryCore extends ObjectModel
 		if (is_null($id_lang))
 			$id_lang = $context->language->id;
 		if (!$shop)
-			$shop = $context->shop;
+			if (Shop::isFeatureActive() && $context->shop() != Shop::CONTEXT_SHOP)
-
+				$shop = new Shop(Configuration::get('PS_SHOP_DEFAULT'));
+			else
+				$shop = $context->shop;
 		$is_more_than_one_root_category = count(Category::getCategoriesWithoutParent()) > 1;
 		if ((!Shop::isFeatureActive() && $is_more_than_one_root_category) ||
 			Shop::isFeatureActive() && $is_more_than_one_root_category && $context->shop() != Shop::CONTEXT_SHOP)
@@ -922,6 +924,7 @@ class CategoryCore extends ObjectModel
 
 		$categories = null;
 		$id_current = $this->id;
+		$context->shop = ($context->shop->id) ? $context->shop : new Shop(Configuration::get('PS_DEFAULT_SHOP'));
 		while (true)
 		{
 			$sql = '
@@ -953,7 +956,7 @@ class CategoryCore extends ObjectModel
 				$categories[] = $result[0];
 			else if (!$categories)
 				$categories = array();
-			if (!$result || ($result[0]['id_category'] == $context->shop->id_category && Shop::isFeatureActive()))
+			if (!$result || ($result[0]['id_category'] == $context->shop->id_category))
 				return $categories;
 			$id_current = $result[0]['id_parent'];
 		}

classes/helper/Helper.php

@@ -164,11 +164,11 @@ class HelperCore
 			'search' => $this->l('Find a category')
 		);
 
+		$top_category = Category::getTopCategory();
+		$root_category = Category::getRootCategory();
+		$disabled_categories[] = $top_category->id;
 		if (!$root)
-		{
-			$root_category = Category::getRootCategory();
 			$root = array('name' => $root_category->name, 'id_category' => $root_category->id);
-		}
 
 		if (!$use_radio)
 			$input_name = $input_name.'[]';
@@ -243,15 +243,18 @@ class HelperCore
 			}
 		}
 
+		$root_input = ' ';
+		if ($root_category->id != $top_category->id)
+			$root_input = '<input type="'.(!$use_radio ? 'checkbox' : 'radio').'" name="'
+									.$input_name.'" value="'.$root['id_category'].'" '
+									.($home_is_selected ? 'checked' : '').' onclick="clickOnCategoryBox($(this));" />
+							<span class="category_label">'
+								.$root['name'].
+							'</span>';
 		$html .= '
 			<ul id="categories-treeview" class="filetree">
 				<li id="'.$root['id_category'].'" class="hasChildren">
-					<span class="folder">
+					<span class="folder">'.$root_input.' </span>
-						<input type="'.(!$use_radio ? 'checkbox' : 'radio').'" name="'
-							.$input_name.'" value="'.$root['id_category'].'" '
-							.($home_is_selected ? 'checked' : '').' onclick="clickOnCategoryBox($(this));" /> '
-							.$root['name']
-					.'</span>
 					<ul>
 						<li><span class="placeholder">&nbsp;</span></li>
 				  </ul>

controllers/admin/AdminCategoriesController.php

@@ -95,8 +95,10 @@ class AdminCategoriesControllerCore extends AdminController
 		else
 			if (Shop::isFeatureActive() && $this->context->shop() == Shop::CONTEXT_SHOP)
 				$this->_category = new Category($this->context->shop->id_category);
-			else
+			else if (count(Category::getCategoriesWithoutParent()) > 1)
 				$this->_category = Category::getTopCategory();
+			else
+				$this->_category = new Category(2);
 	}
 	
 	public function initContent()
@@ -131,11 +133,11 @@ class AdminCategoriesControllerCore extends AdminController
 		if (Tools::isSubmit('id_category'))
 			$id_parent = $this->_category->id;
 		else if (!$is_multishop && $count_categories_without_parent > 1)
-			$id_parent = $top_category;
+			$id_parent = $top_category->id;
 		else if ($is_multishop && $count_categories_without_parent == 1)
 			$id_parent = 2; //TODO need to get the ID category where category = Home
 		else if ($is_multishop && $count_categories_without_parent > 1 && $this->context->shop() != Shop::CONTEXT_SHOP)
-			$id_parent = $top_category;
+			$id_parent = $top_category->id;
 		else
 			$id_parent = $this->context->shop->id_category;