API Add image lazy load config

silverstripe · Jun 24, 2021 · 46e11eb · 46e11eb
1 parent c0e90b8
commit 46e11eb
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Showing 2 changed files with 26 additions and 0 deletions.
diff --git a/src/Image.php b/src/Image.php
@@ -25,6 +25,15 @@ class Image extends File
      */
     private static $plural_name = "Images";
 
+    /**
+     * Globally control whether Images added via the WYSIWYG editor or inserted as Image objects in Silverstripe
+     * templates have the loading="lazy" HTML added by default
+     *
+     * @config
+     * @var bool
+     */
+    private static $lazy_loading_enabled = true;
+
     public function __construct($record = null, $isSingleton = false, $queryParams = [])
     {
         parent::__construct($record, $isSingleton, $queryParams);
@@ -60,4 +69,12 @@ public function PreviewLink($action = null)
         $this->extend('updatePreviewLink', $link, $action);
         return $link;
     }
+
+    /**
+     * @return bool
+     */
+    public static function getLazyLoadingEnabled(): bool
+    {
+        return self::config()->get('lazy_loading_enabled');
+    }
 }
diff --git a/tests/php/ImageTest.php b/tests/php/ImageTest.php
@@ -547,4 +547,13 @@ protected function getMockAssetBackend($filename, $hash)
         $builder->expects($this->any())->method('getIsImage')->will($this->returnValue(true));
         return $builder;
     }
+
+    public function testGetLazyLoadingEnabled()
+    {
+        $this->assertTrue(Image::getLazyLoadingEnabled());
+        Config::withConfig(function () {
+            Config::modify()->set(Image::class, 'lazy_loading_enabled', false);
+            $this->assertFalse(Image::getLazyLoadingEnabled());
+        });
+    }
 }