Add Imagick adapter support

Signed-off-by: Andy Miller <rhuk@mac.com>

composer.json

@@ -46,7 +46,7 @@
         "filp/whoops": "~2.9",
         "matthiasmullie/minify": "^1.3",
         "monolog/monolog": "~1.25",
-        "getgrav/image": "^3.0",
+        "getgrav/image": "^4.0",
         "getgrav/cache": "^2.0",
         "donatj/phpuseragentparser": "~1.1",
         "pimple/pimple": "~3.5.0",

system/blueprints/config/system.yaml

@@ -1238,6 +1238,16 @@ form:
               title: PLUGIN_ADMIN.MEDIA
               underline: true
 
+            images.adapter:
+              type: select
+              size: small
+              label: PLUGIN_ADMIN.IMAGES_ADAPTER
+              help: PLUGIN_ADMIN.IMAGES_ADAPTER_HELP
+              highlight: gd
+              options:
+                  imagick: Imagick
+                  gd: GD (PHP built-in)
+
             images.default_image_quality:
               type: range
               append: '%'

system/config/system.yaml

@@ -156,6 +156,7 @@ debugger:
     close_connection: true                       # Close the connection before calling onShutdown(). false for debugging
 
 images:
+  adapter: gd                                    # Image adapter to use: gd | imagick
   default_image_quality: 85                      # Default image quality to use when resampling images (85%)
   cache_all: false                               # Cache all image by default
   cache_perms: '0755'                            # MUST BE IN QUOTES!! Default cache folder perms. Usually '0755' or '0775'

system/src/Grav/Common/Page/Medium/ImageFile.php

@@ -31,6 +31,29 @@ use function in_array;
  */
 class ImageFile extends Image
 {
+    /**
+     * Image constructor with adapter configuration from Grav.
+     *
+     * @param string|null $originalFile
+     * @param int|null $width
+     * @param int|null $height
+     */
+    public function __construct($originalFile = null, $width = null, $height = null)
+    {
+        parent::__construct($originalFile, $width, $height);
+        
+        // Set the adapter based on Grav configuration
+        $grav = Grav::instance();
+        $adapter = $grav['config']->get('system.images.adapter', 'gd');
+        try {
+            $this->setAdapter($adapter);
+        } catch (Exception $e) {
+            $grav['log']->error(
+                'Image adapter "' . $adapter . '" is not available. Falling back to GD adapter.'
+            );
+        }
+    }
+
     /**
      * Destruct also image object.
      */