Use power of symfony binary file response

Add commands

Fix typo

Remove extra line

lib/Alchemy/Phrasea/Command/Setup/XSendFileMappingNginxDumper.php

@@ -0,0 +1,48 @@
+<?php
+
+/*
+ * This file is part of Phraseanet
+ *
+ * (c) 2005-2013 Alchemy
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Alchemy\Phrasea\Command\Setup;
+
+use Alchemy\Phrasea\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * This command dumps XSendFile Nginx configuration
+ */
+class XSendFileMappingNginxDumper extends Command
+{
+    public function __construct()
+    {
+        parent::__construct('xsendfile:dump-nginx');
+
+        $this->setDescription('Dump xsendfile mapping for Nginx and Apache web server');
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doExecute(InputInterface $input, OutputInterface $output)
+    {
+        $mapper = $this->container['phraseanet.xsendfile-mapping'];
+        $output->writeln('<info>Nginx XSendfile configuration</info>');
+        $output->writeln('');
+        foreach ($this->container['phraseanet.xsendfile-mapping']->getMapping() as $entry) {
+            $output->writeln('  location ' . $mapper->sanitizeMountPoint($entry['mount-point']) . ' {');
+            $output->writeln('      internal;');
+            $output->writeln('      alias ' .  $mapper->sanitizePath($entry['directory']));
+            $output->writeln('  }');
+            $output->writeln('');
+        }
+
+        return 1;
+    }
+}