minor #27063 [Translator] Further postpone adding resource files (nic…

…olas-grekas)

This PR was merged into the 4.1-dev branch.

Discussion
----------

[Translator] Further postpone adding resource files

| Q             | A
| ------------- | ---
| Branch?       | 4.1
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #27010
| License       | MIT
| Doc PR        | -

Commits
-------

2aa62df [Translator] Further postpone adding resource files

src/Symfony/Bundle/FrameworkBundle/Translation/Translator.php

@@ -46,6 +46,8 @@ class Translator extends BaseTranslator implements WarmableInterface
      */
     private $resources = array();
 
+    private $resourceFiles;
+
     /**
      * Constructor.
      *
@@ -75,7 +77,7 @@ public function __construct(ContainerInterface $container, MessageFormatterInter
 
         $this->options = array_merge($this->options, $options);
         $this->resourceLocales = array_keys($this->options['resource_files']);
-        $this->addResourceFiles($this->options['resource_files']);
+        $this->resourceFiles = $this->options['resource_files'];
 
         parent::__construct($defaultLocale, $formatter, $this->options['cache_dir'], $this->options['debug']);
     }
@@ -103,6 +105,9 @@ public function warmUp($cacheDir)
 
     public function addResource($format, $resource, $locale, $domain = null)
     {
+        if ($this->resourceFiles) {
+            $this->addResourceFiles();
+        }
         $this->resources[] = array($format, $resource, $locale, $domain);
     }
 
@@ -117,6 +122,9 @@ protected function initializeCatalogue($locale)
 
     protected function initialize()
     {
+        if ($this->resourceFiles) {
+            $this->addResourceFiles();
+        }
         foreach ($this->resources as $key => $params) {
             list($format, $resource, $locale, $domain) = $params;
             parent::addResource($format, $resource, $locale, $domain);
@@ -130,8 +138,11 @@ protected function initialize()
         }
     }
 
-    private function addResourceFiles($filesByLocale)
+    private function addResourceFiles()
     {
+        $filesByLocale = $this->resourceFiles;
+        $this->resourceFiles = array();
+
         foreach ($filesByLocale as $locale => $files) {
             foreach ($files as $key => $file) {
                 // filename is domain.locale.format