From a300e1d45bd9ffedc81cfb8b448eced14cc324ba Mon Sep 17 00:00:00 2001
From: Morgan Brunot <brunot.morgan@gmail.com>
Date: Tue, 10 Dec 2013 21:14:50 +0100
Subject: [PATCH] Fix error on check exclude from download composer.json

---
 src/Composer/Package/Archiver/ArchiveManager.php | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/Composer/Package/Archiver/ArchiveManager.php b/src/Composer/Package/Archiver/ArchiveManager.php
index 3dea7f140..80865245e 100644
--- a/src/Composer/Package/Archiver/ArchiveManager.php
+++ b/src/Composer/Package/Archiver/ArchiveManager.php
@@ -144,10 +144,12 @@ class ArchiveManager
             $this->downloadManager->download($package, $sourcePath);
 
             // Check exclude from downloaded composer.json
-            $jsonFile = new JsonFile($sourcePath.'/composer.json');
-            $jsonData = $jsonFile->read();
-            if (!empty($jsonData['archive']['exclude'])) {
-                $package->setArchiveExcludes($jsonData['archive']['exclude']);
+            if (file_exists($composerJsonPath = $sourcePath.'/composer.json')) {
+                $jsonFile = new JsonFile($composerJsonPath);
+                $jsonData = $jsonFile->read();
+                if (!empty($jsonData['archive']['exclude'])) {
+                    $package->setArchiveExcludes($jsonData['archive']['exclude']);
+                }
             }
         }