[HttpFoundation] Added a switch to delete file after the response is send

src/Symfony/Component/HttpFoundation/BinaryFileResponse.php

@@ -30,6 +30,7 @@ class BinaryFileResponse extends Response
     protected $file;
     protected $offset;
     protected $maxlen;
+    protected $deleteFileAfterSend = false;
 
     /**
      * Constructor.
@@ -258,6 +259,10 @@ class BinaryFileResponse extends Response
 
         fclose($out);
         fclose($file);
+
+        if ($this->deleteFileAfterSend) {
+            unlink($this->file->getPathname());
+        }
     }
 
     /**
@@ -289,4 +294,19 @@ class BinaryFileResponse extends Response
     {
         self::$trustXSendfileTypeHeader = true;
     }
+
+    /**
+     * If this is set to true, the file will be unlinked after the request is send
+     * Note: If the X-Sendfile header is used, the deleteFileAfterSend setting will not be used.
+     * @param bool $shouldDelete
+     *
+     * @return BinaryFileResponse
+     */
+    public function deleteFileAfterSend($shouldDelete)
+    {
+        $this->deleteFileAfterSend = $shouldDelete;
+
+        return $this;
+    }
+
 }

src/Symfony/Component/HttpFoundation/Tests/BinaryFileResponseTest.php

@@ -203,6 +203,24 @@ class BinaryFileResponseTest extends ResponseTestCase
         $this->assertEquals($virtual, $response->headers->get('X-Accel-Redirect'));
     }
 
+    public function testDeleteFileAfterSend()
+    {
+        $request = Request::create('/');
+
+        $path = __DIR__.'/File/Fixtures/to_delete';
+        touch($path);
+        $realPath = realpath($path);
+        $this->assertFileExists($realPath);
+
+        $response = new BinaryFileResponse($realPath);
+        $response->deleteFileAfterSend(true);
+
+        $response->prepare($request);
+        $response->sendContent();
+
+        $this->assertFileNotExists($path);
+    }
+
     public function getSampleXAccelMappings()
     {
         return array(
@@ -215,4 +233,12 @@ class BinaryFileResponseTest extends ResponseTestCase
     {
         return new BinaryFileResponse(__DIR__ . '/../README.md');
     }
+
+    public static function tearDownAfterClass()
+    {
+        $path = __DIR__.'/../Fixtures/to_delete';
+        if (file_exists($path)) {
+            @unlink($path);
+        }
+    }
 }