From de7b109c522f773f3a1bcd4f01994ef66380830e Mon Sep 17 00:00:00 2001
From: Laurent Constantin <laurent.constantin@liip.ch>
Date: Fri, 31 May 2024 16:51:34 +0200
Subject: [PATCH] Cover Tranformer support wepb

---
 src/Kobo/ImageProcessor/CoverTransformer.php | 27 +++++++++++++-------
 1 file changed, 18 insertions(+), 9 deletions(-)

diff --git a/src/Kobo/ImageProcessor/CoverTransformer.php b/src/Kobo/ImageProcessor/CoverTransformer.php
index df0c7020..d1c77ce9 100644
--- a/src/Kobo/ImageProcessor/CoverTransformer.php
+++ b/src/Kobo/ImageProcessor/CoverTransformer.php
@@ -4,6 +4,12 @@
 
 class CoverTransformer
 {
+    public const JPG = '.jpg';
+    public const PNG = '.png';
+    public const GIF = '.gif';
+    public const JPEG = '.jpeg';
+    public const WEBP = '.wepb';
+
     public function __construct()
     {
     }
@@ -22,11 +28,12 @@ public function streamFile(string $coverPath, int $maxWidth, int $maxHeight, boo
             return;
         }
 
-        // We only support jpeg & png & gif
-        if (false === str_ends_with($coverPath, '.jpg')
-            && false === str_ends_with($coverPath, '.png')
-            && false === str_ends_with($coverPath, '.gif')
-            && false === str_ends_with($coverPath, '.jpeg')
+        // We only support jpeg & png & gif & webp
+        if (false === str_ends_with($coverPath, self::JPG)
+            && false === str_ends_with($coverPath, self::PNG)
+            && false === str_ends_with($coverPath, self::GIF)
+            && false === str_ends_with($coverPath, self::JPEG)
+            && false === str_ends_with($coverPath, self::WEBP)
         ) {
             $this->fallback($coverPath);
 
@@ -75,8 +82,9 @@ public function streamFile(string $coverPath, int $maxWidth, int $maxHeight, boo
         // Load the original image based on the extension
         $extension = pathinfo($coverPath, PATHINFO_EXTENSION);
         $originalImage = match ($extension) {
-            'png' => imagecreatefrompng($coverPath),
-            'gif' => imagecreatefromgif($coverPath),
+            self::PNG => imagecreatefrompng($coverPath),
+            self::GIF => imagecreatefromgif($coverPath),
+            self::WEBP => imagecreatefromwebp($coverPath),
             default => imagecreatefromjpeg($coverPath),
         };
         if (false === $originalImage) {
@@ -98,8 +106,9 @@ public function streamFile(string $coverPath, int $maxWidth, int $maxHeight, boo
 
         // Output the image based on the extension
         match ($extension) {
-            'png' => imagepng($image, null, 9),
-            'gif' => imagegif($image),
+            self::PNG => imagepng($image, null, 9),
+            self::GIF => imagegif($image),
+            self::WEBP => imagewebp($image),
             default => imagejpeg($image, null, 100),
         };