show image on view product photos page, setEntityClass defaulting to all plugin entities

src/Controller/ProductPhotosController.php

@@ -169,6 +169,8 @@ class ProductPhotosController extends AppController
 
         $fullPath = Configure::readOrFail('CakeProducts.photos.directory') . $productPhoto->photo_dir . DS . $productPhoto->photo_filename;
 
-        return $this->response->withFile($fullPath);
+        return $this->response->withFile($fullPath, [
+            'download' => $this->request->getQuery('download', false) === '1'
+        ]);
     }
 }

src/Model/Table/ProductCategoryAttributeOptionsTable.php

@@ -3,6 +3,7 @@ declare(strict_types=1);
 
 namespace CakeProducts\Model\Table;
 
+use Cake\Core\Configure;
 use Cake\Datasource\EntityInterface;
 use Cake\Datasource\ResultSetInterface;
 use Cake\ORM\Association\BelongsTo;
@@ -49,6 +50,10 @@ class ProductCategoryAttributeOptionsTable extends Table
         $this->setDisplayField('attribute_value');
         $this->setPrimaryKey('id');
 
+        $this->setEntityClass(
+            Configure::read('CakeProducts.ProductCategoryAttributeOptions.entity', 'CakeProducts\Model\Entity\ProductCategoryAttributeOption')
+        );
+
         $this->belongsTo('ProductCategoryAttributes', [
             'foreignKey' => 'product_category_attribute_id',
             'joinType' => 'INNER',

src/Model/Table/ProductCategoryAttributesTable.php

@@ -3,6 +3,7 @@ declare(strict_types=1);
 
 namespace CakeProducts\Model\Table;
 
+use Cake\Core\Configure;
 use Cake\Database\Type\EnumType;
 use Cake\Datasource\EntityInterface;
 use Cake\Datasource\ResultSetInterface;
@@ -51,6 +52,9 @@ class ProductCategoryAttributesTable extends Table
         $this->setDisplayField('name');
         $this->setPrimaryKey('id');
 
+        $this->setEntityClass(
+            Configure::read('CakeProducts.ProductCategoryAttributes.entity', 'CakeProducts\Model\Entity\ProductCategoryAttribute')
+        );
         $this->belongsTo('ProductCategories', [
             'foreignKey' => 'product_category_id',
             'bindingKey' => 'internal_id',

src/Model/Table/ProductCategoryVariantOptionsTable.php

@@ -3,6 +3,7 @@ declare(strict_types=1);
 
 namespace CakeProducts\Model\Table;
 
+use Cake\Core\Configure;
 use CakeProducts\Model\Entity\ProductCategoryVariantOption;
 use CakeProducts\Model\Table\ProductCategoryVariantsTable;
 use Cake\Datasource\EntityInterface;
@@ -53,6 +54,9 @@ class ProductCategoryVariantOptionsTable extends Table
         $this->setDisplayField('variant_value');
         $this->setPrimaryKey('id');
 
+        $this->setEntityClass(
+            Configure::read('CakeProducts.ProductCategoryVariantOptions.entity', 'CakeProducts\Model\Entity\ProductCategoryVariantOption')
+        );
         $this->addBehavior('Timestamp');
 
         $this->belongsTo('ProductCategoryVariants', [

src/Model/Table/ProductCategoryVariantsTable.php

@@ -3,6 +3,7 @@ declare(strict_types=1);
 
 namespace CakeProducts\Model\Table;
 
+use Cake\Core\Configure;
 use Cake\ORM\Query\SelectQuery;
 use Cake\ORM\RulesChecker;
 use Cake\ORM\Table;
@@ -44,6 +45,10 @@ class ProductCategoryVariantsTable extends Table
         $this->setDisplayField('name');
         $this->setPrimaryKey('id');
 
+        $this->setEntityClass(
+            Configure::read('CakeProducts.ProductCategoryVariants.entity', 'CakeProducts\Model\Entity\ProductCategoryVariant')
+        );
+
         $this->belongsTo('ProductCategories', [
             'foreignKey' => 'product_category_id',
             'bindingKey' => 'internal_id',

src/Model/Table/ProductPhotosTable.php

@@ -3,6 +3,7 @@ declare(strict_types=1);
 
 namespace CakeProducts\Model\Table;
 
+use Cake\Core\Configure;
 use Cake\Datasource\EntityInterface;
 use Cake\Datasource\ResultSetInterface;
 use Cake\ORM\Association\BelongsTo;
@@ -52,6 +53,10 @@ class ProductPhotosTable extends Table
         $this->setDisplayField('photo_filename');
         $this->setPrimaryKey('id');
 
+        $this->setEntityClass(
+            Configure::read('CakeProducts.ProductPhotos.entity', 'CakeProducts\Model\Entity\ProductPhoto')
+        );
+
         $this->addBehavior('Timestamp');
 
         $this->belongsTo('Products', [

src/Model/Table/ProductSkusTable.php

@@ -3,6 +3,7 @@ declare(strict_types=1);
 
 namespace CakeProducts\Model\Table;
 
+use Cake\Core\Configure;
 use CakeProducts\Model\Table\ProductsTable;
 use Cake\Datasource\EntityInterface;
 use Cake\Datasource\ResultSetInterface;
@@ -52,6 +53,10 @@ class ProductSkusTable extends Table
         $this->setDisplayField('sku');
         $this->setPrimaryKey('id');
 
+        $this->setEntityClass(
+            Configure::read('CakeProducts.ProductSkus.entity', 'CakeProducts\Model\Entity\ProductSku')
+        );
+
         $this->addBehavior('Timestamp');
 
         $this->belongsTo('Products', [

src/Model/Table/ProductsTable.php

@@ -3,6 +3,7 @@ declare(strict_types=1);
 
 namespace CakeProducts\Model\Table;
 
+use Cake\Core\Configure;
 use Cake\Database\Type\EnumType;
 use Cake\Datasource\EntityInterface;
 use Cake\Datasource\ResultSetInterface;
@@ -51,6 +52,10 @@ class ProductsTable extends Table
         $this->setDisplayField('name');
         $this->setPrimaryKey('id');
 
+        $this->setEntityClass(
+            Configure::read('CakeProducts.Products.entity', 'CakeProducts\Model\Entity\Product')
+        );
+
         $this->belongsTo('ProductCategories', [
             'foreignKey' => 'product_category_id',
             'bindingKey' => 'internal_id',

templates/ProductPhotos/view.php

@@ -17,6 +17,10 @@
     <div class="column column-80">
         <div class="productPhotos view content">
             <h3><?= h($productPhoto->photo_filename) ?></h3>
+            <img src="<?= $this->Url->build([
+                    'action' => 'image',
+                    $productPhoto->id,
+            ]); ?>" alt="<?= $productPhoto->id; ?>"/>
             <table>
                 <tr>
                     <th><?= __('Id') ?></th>