copilot suggestions

Author: sreichel

app/code/core/Mage/Adminhtml/Block/System/Email/Template/Edit/Form.php

@@ -23,12 +23,11 @@ class Mage_Adminhtml_Block_System_Email_Template_Edit_Form extends Mage_Adminhtm
     protected function _prepareLayout()
     {
         $head = $this->getLayout()->getBlockAdminhtmlHead();
-        if ($head) {
-            $head->addItem('js', 'prototype/window.js');
-            $head->addItem('js_css', 'prototype/windows/themes/default.css');
-            $head->addCss('lib/prototype/windows/themes/magento.css');
-            $head->addItem('js', 'mage/adminhtml/variables.js');
-        }
+        $head
+            ?->addItem('js', 'prototype/window.js')
+            ->addItem('js_css', 'prototype/windows/themes/default.css')
+            ->addCss('lib/prototype/windows/themes/magento.css')
+            ->addItem('js', 'mage/adminhtml/variables.js');
 
         return parent::_prepareLayout();
     }

app/code/core/Mage/Catalog/controllers/CategoryController.php

@@ -150,10 +150,8 @@ public function viewAction()
             }
 
             $root = $this->getLayout()->getBlockRoot();
-            if ($root) {
-                $root->addBodyClass('categorypath-' . $category->getUrlPath());
-                $root->addBodyClass('category-' . $category->getUrlKey());
-            }
+            $root?->addBodyClass('categorypath-' . $category->getUrlPath())
+                ->addBodyClass('category-' . $category->getUrlKey());
 
             $this->_initLayoutMessages('catalog/session');
             $this->_initLayoutMessages('checkout/session');

app/code/core/Mage/CatalogSearch/Block/Advanced/Form.php

@@ -20,16 +20,15 @@ class Mage_CatalogSearch_Block_Advanced_Form extends Mage_Core_Block_Template
     public function _prepareLayout()
     {
         $breadcrumbs = $this->getLayout()->getBlockBreadcrumbs();
-        if ($breadcrumbs) {
-            $breadcrumbs->addCrumb('home', [
+        $breadcrumbs
+            ?->addCrumb('home', [
                 'label' => Mage::helper('catalogsearch')->__('Home'),
                 'title' => Mage::helper('catalogsearch')->__('Go to Home Page'),
                 'link'  => Mage::getBaseUrl(),
-            ]);
-            $breadcrumbs->addCrumb('search', [
+            ])
+            ->addCrumb('search', [
                 'label' => Mage::helper('catalogsearch')->__('Catalog Advanced Search'),
             ]);
-        }
 
         return parent::_prepareLayout();
     }

app/code/core/Mage/CatalogSearch/Block/Advanced/Result.php

@@ -22,20 +22,19 @@ class Mage_CatalogSearch_Block_Advanced_Result extends Mage_Core_Block_Template
     protected function _prepareLayout()
     {
         $breadcrumbs = $this->getLayout()->getBlockBreadcrumbs();
-        if ($breadcrumbs) {
-            $breadcrumbs->addCrumb('home', [
+        $breadcrumbs
+            ?->addCrumb('home', [
                 'label' => Mage::helper('catalogsearch')->__('Home'),
                 'title' => Mage::helper('catalogsearch')->__('Go to Home Page'),
                 'link'  => Mage::getBaseUrl(),
-            ]);
-            $breadcrumbs->addCrumb('search', [
+            ])
+            ->addCrumb('search', [
                 'label' => Mage::helper('catalogsearch')->__('Catalog Advanced Search'),
                 'link'  => $this->getUrl('*/*/'),
-            ]);
-            $breadcrumbs->addCrumb('search_result', [
+            ])
+            ->addCrumb('search_result', [
                 'label' => Mage::helper('catalogsearch')->__('Results'),
             ]);
-        }
 
         return parent::_prepareLayout();
     }

app/code/core/Mage/CatalogSearch/Block/Result.php

@@ -50,15 +50,16 @@ protected function _prepareLayout()
         if ($breadcrumbs) {
             $title = $this->__("Search results for: '%s'", $helper->getQueryText());
 
-            $breadcrumbs->addCrumb('home', [
-                'label' => $this->__('Home'),
-                'title' => $this->__('Go to Home Page'),
-                'link'  => Mage::getBaseUrl(),
-            ]);
-            $breadcrumbs->addCrumb('search', [
-                'label' => $title,
-                'title' => $title,
-            ]);
+            $breadcrumbs
+                ->addCrumb('home', [
+                    'label' => $this->__('Home'),
+                    'title' => $this->__('Go to Home Page'),
+                    'link'  => Mage::getBaseUrl(),
+                ])
+                ->addCrumb('search', [
+                    'label' => $title,
+                    'title' => $title,
+                ]);
         }
 
         // modify page title

app/code/core/Mage/Review/controllers/ProductController.php

@@ -224,16 +224,15 @@ public function listAction()
             $this->_initProductLayout($product);
 
             $breadcrumbs = $this->getLayout()->getBlockBreadcrumbs();
-            if ($breadcrumbs) {
-                $breadcrumbs->addCrumb('product', [
-                    'label'    => $product->getName(),
-                    'link'     => $product->getProductUrl(),
-                    'readonly' => true,
+            $breadcrumbs
+                ?->addCrumb('product', [
+                    'label'     => $product->getName(),
+                    'link'      => $product->getProductUrl(),
+                    'readonly'  => true,
+                ])
+                ->addCrumb('reviews', [
+                    'label'     => Mage::helper('review')->__('Product Reviews'),
                 ]);
-                $breadcrumbs->addCrumb('reviews', [
-                    'label' => Mage::helper('review')->__('Product Reviews'),
-                ]);
-            }
 
             $this->renderLayout();
         } elseif (!$this->getResponse()->isRedirect()) {