From 8d3c4f56c5876ee90c578adf8eb7c8d34de4d9e4 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 2 May 2008 15:35:26 -0700
Subject: [PATCH] Make metadata reading more robust

---
 src/calibre/ebooks/metadata/meta.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/calibre/ebooks/metadata/meta.py b/src/calibre/ebooks/metadata/meta.py
index 055bf22b1e..42ad32cfbe 100644
--- a/src/calibre/ebooks/metadata/meta.py
+++ b/src/calibre/ebooks/metadata/meta.py
@@ -132,9 +132,13 @@ def metadata_from_filename(name, pat=None):
     return mi
 
 def opf_metadata(opfpath):
-    f = open(opfpath, 'rb')
-    opf = OPFReader(f, os.path.dirname(opfpath))
+    if hasattr(opfpath, 'read'):
+        f = opfpath
+        opfpath = getattr(f, 'name', '')
+    else:
+        f = open(opfpath, 'rb')
     try:
+        opf = OPFReader(f, os.path.dirname(opfpath))
         if opf.application_id is not None:
             mi = MetaInformation(opf, None)
             if hasattr(opf, 'cover') and opf.cover: