[5.5] allow loading JSON translations for packages

src/Illuminate/Contracts/Translation/Loader.php

@@ -23,6 +23,14 @@ public function load($locale, $group, $namespace = null);
      */
     public function addNamespace($namespace, $hint);
 
+    /**
+     * Add a new JSON path to the loader.
+     *
+     * @param  string  $path
+     * @return void
+     */
+    public function addJsonPath($path);
+
     /**
      * Get an array of all the registered namespaces.
      *

src/Illuminate/Support/ServiceProvider.php

@@ -100,6 +100,17 @@ protected function loadTranslationsFrom($path, $namespace)
         $this->app['translator']->addNamespace($namespace, $path);
     }
 
+    /**
+     * Register a JSON translation file path.
+     *
+     * @param  string  $path
+     * @return void
+     */
+    protected function loadJsonTranslationsFrom($path)
+    {
+        $this->app['translator']->addJsonPath($path);
+    }
+
     /**
      * Register a database migration path.
      *

src/Illuminate/Translation/ArrayLoader.php

@@ -44,6 +44,17 @@ public function addNamespace($namespace, $hint)
         //
     }
 
+    /**
+     * Add a new JSON path to the loader.
+     *
+     * @param  string  $path
+     * @return void
+     */
+    public function addJsonPath($path)
+    {
+        //
+    }
+
     /**
      * Add messages to the loader.
      *

src/Illuminate/Translation/FileLoader.php

@@ -21,6 +21,13 @@ class FileLoader implements Loader
      */
     protected $path;
 
+    /**
+     * All of the paths of JSON files.
+     *
+     * @var string
+     */
+    protected $jsonPaths = [];
+
     /**
      * All of the namespace hints.
      *
@@ -52,7 +59,7 @@ public function __construct(Filesystem $files, $path)
     public function load($locale, $group, $namespace = null)
     {
         if ($group == '*' && $namespace == '*') {
-            return $this->loadJsonPath($this->path, $locale);
+            return $this->loadJsonPaths($locale);
         }
 
         if (is_null($namespace) || $namespace == '*') {
@@ -121,17 +128,18 @@ protected function loadPath($path, $locale, $group)
     /**
      * Load a locale from the given JSON file path.
      *
-     * @param  string  $path
      * @param  string  $locale
      * @return array
      */
-    protected function loadJsonPath($path, $locale)
+    protected function loadJsonPaths($locale)
     {
-        if ($this->files->exists($full = "{$path}/{$locale}.json")) {
-            return json_decode($this->files->get($full), true);
-        }
-
-        return [];
+        return collect(array_merge($this->jsonPaths, [$this->path]))
+            ->reduce(function ($output, $path) use ($locale) {
+                return $this->files->exists($full = "{$path}/{$locale}.json")
+                    ? array_merge($output,
+                        json_decode($this->files->get($full), true)
+                    ) : $output;
+            }, []);
     }
 
     /**
@@ -155,4 +163,15 @@ public function namespaces()
     {
         return $this->hints;
     }
+
+    /**
+     * Add a new JSON path to the loader.
+     *
+     * @param  string  $path
+     * @return void
+     */
+    public function addJsonPath($path)
+    {
+        $this->jsonPaths[] = $path;
+    }
 }

src/Illuminate/Translation/Translator.php

@@ -351,6 +351,17 @@ public function addNamespace($namespace, $hint)
         $this->loader->addNamespace($namespace, $hint);
     }
 
+    /**
+     * Add a new JSON path to the loader.
+     *
+     * @param  string  $path
+     * @return void
+     */
+    public function addJsonPath($path)
+    {
+        $this->loader->addJsonPath($path);
+    }
+
     /**
      * Parse a key into namespace, group, and item.
      *

tests/Translation/TranslationFileLoaderTest.php

@@ -70,4 +70,17 @@ public function testLoadMethodForJSONProperlyCallsLoader()
 
         $this->assertEquals(['foo' => 'bar'], $loader->load('en', '*', '*'));
     }
+
+    public function testLoadMethodForJSONProperlyCallsLoaderForMultiplePaths()
+    {
+        $loader = new FileLoader($files = m::mock('Illuminate\Filesystem\Filesystem'), __DIR__);
+        $loader->addJsonPath(__DIR__.'/another');
+
+        $files->shouldReceive('exists')->once()->with(__DIR__.'/en.json')->andReturn(true);
+        $files->shouldReceive('exists')->once()->with(__DIR__.'/another/en.json')->andReturn(true);
+        $files->shouldReceive('get')->once()->with(__DIR__.'/en.json')->andReturn('{"foo":"bar"}');
+        $files->shouldReceive('get')->once()->with(__DIR__.'/another/en.json')->andReturn('{"foo":"backagebar", "baz": "backagesplash"}');
+
+        $this->assertEquals(['foo' => 'bar', 'baz' => 'backagesplash'], $loader->load('en', '*', '*'));
+    }
 }