FEATURE: add functionality for modifying content page on template level

templates/Base/OnePage/Handlers/OnePage.php

@@ -32,9 +32,4 @@ abstract class OnePage implements TemplateHandler
     public static function uninstall(Module $template)
     {
     }
-
-    public static function beforeRender(Content $content)
-    {
-        return $content;
-    }
 }

templates/Jednostrankovka/Handler.php

@@ -1,11 +1,55 @@
 <?php
 namespace Templates\Jednostrankovka;
 
+use App\Http\Requests\Request;
 use App\Models\Content;
 use Templates\Base\OnePage\Handlers\OnePage;
 
 class Handler extends OnePage
 {
+
+    /**
+     * Prepare Content object to be rendered using Blade template
+     *
+     * @param Content $content
+     */
+    public static function beforeRender(Content & $content)
+    {
+    }
+
+    /**
+     * Modify input data into format which can be understood by edit template
+     *
+     * @param Content $content
+     */
+    public static function beforePopulatingEditForm(Content & $content)
+    {
+    }
+    /**
+     * Slightly modify Content object before saving into database.
+     *
+     * This way we can do almost whatever we want - even in template
+     *
+     * @param Content $content
+     * @param Request $request
+     */
+    public static function beforeSave(Content & $content, Request $request)
+    {
+    }
+
+    /**
+     * Get list of registered templates and supported modules.
+     *
+     * Returned array is expected to be array of arrays with following items: module, namespace and templateName.
+     * Example:
+     * return [
+     *    ['module' => 'Article', 'templateName' => 'article::template.name']
+     * ];
+     *
+     * When no "namespace" is specified, value strtolower(module) is used instaed.
+     *
+     * @return array
+     */
     public static function getPublicTemplatePaths()
     {
         return [
@@ -19,11 +63,4 @@ class Handler extends OnePage
             ]
         ];
     }
-
-    public static function beforeRender(Content $content)
-    {
-        $content->content = str_replace('a', 'AAAA', $content->content);
-
-        return $content;
-    }
 }