feat: Add default placeholde image

Author: kpitn

Model/Display.php

@@ -104,6 +104,8 @@ public function getImage(string $imagePath, int $width, int $height, array $para
         $retina = $params['retina'] ?? false;
         /** @var string $title */
         $title = $params['title'] ?? '';
+        /** @var string $placeholderType */
+        $placeholderType = $params['placeholder_type'] ?? 'default';
         /** @var string $alt */
         $alt = $params['alt'] ?? $title;
         /** @var string $class */
@@ -114,7 +116,7 @@ public function getImage(string $imagePath, int $width, int $height, array $para
         /** @var bool $placeholder */
         $placeholder = (bool)($params['placeholder'] ?? true);
         /** @var string $placeholderImagePath */
-        $placeholderImagePath = $this->placeholderFactory->create(['type' => 'image'])->getPath();
+        $placeholderImagePath = $this->placeholderFactory->create(['type' => $placeholderType])->getPath();
         /** @var string $placeholderImageUrl */
         $placeholderImageUrl = $this->resize->resizeAndGetUrl($placeholderImagePath, $width, $height, $resize);
 
@@ -123,6 +125,7 @@ public function getImage(string $imagePath, int $width, int $height, array $para
         $mainImageUrl = $this->resize->resizeAndGetUrl($imagePath, $width, $height, $resize);
         if ($mainImageUrl === '') {
             $imagePath = $placeholderImagePath;
+            $mainImageUrl = $placeholderImageUrl;
         }
 
         if ($this->isSvgImage($imagePath)) {

Plugin/AddDefaultPlaceholderImage.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Web200\ImageResize\Plugin;
+
+use Magento\Catalog\Model\Config\CatalogClone\Media\Image;
+
+/**
+ * Class AddDefaultPlaceholderImage
+ *
+ * @package Web200\ImageResize\Plugin
+ */
+class AddDefaultPlaceholderImage
+{
+    /**
+     * Add default placeholder image
+     *
+     * @param Image    $subject
+     * @param string[] $prefixes
+     *
+     * @return string[]
+     */
+    public function afterGetPrefixes(Image $subject, $prefixes)
+    {
+        if (is_array($prefixes)) {
+            $prefixes[] = [
+                'field' => 'default_',
+                'label' => 'Non Product Image placeholder',
+            ];
+        }
+
+        return $prefixes;
+    }
+}

etc/di.xml

@@ -37,7 +37,12 @@
     </type>
     <!-- Svg upload File Validation -->
     <type name="Magento\Framework\Image\Adapter\AbstractAdapter">
-        <plugin name="validate_svg_file"
+        <plugin name="web200_imagevalidate_svg_file"
                 type="Web200\ImageResize\Plugin\Svg\ValidateSvgFile"/>
     </type>
+    <!-- Add default placeholder image -->
+    <type name="Magento\Catalog\Model\Config\CatalogClone\Media\Image">
+        <plugin name="web200_imageadd_default_placeholder_image"
+                type="Web200\ImageResize\Plugin\AddDefaultPlaceholderImage"/>
+    </type>
 </config>