[ticket/15253] Add storage abstraction

PHPBB3-15253

phpBB/config/default/container/services.yml

@@ -25,6 +25,7 @@ imports:
     - { resource: services_profilefield.yml }
     - { resource: services_report.yml }
     - { resource: services_routing.yml }
+    - { resource: services_storage.yml }
     - { resource: services_text_formatter.yml }
     - { resource: services_text_reparser.yml }
     - { resource: services_twig.yml }

phpBB/config/default/container/services_storage.yml

@@ -0,0 +1,14 @@
+services:
+    storage.adapter.avatar:
+        class: phpbb\storage\adapter\local
+        arguments:
+            - '@filesystem'
+            - '%core.root_path%'
+    storage.avatar:
+        class: phpbb\storage\storage
+        arguments:
+             - '@storage.adapter.avatar'
+    storage.controller:
+        class: phpbb\storage\controller
+        arguments:
+            - '@service_container'