From a94f10a83f2a1aa441af793e8ccf3e04a4693e0e Mon Sep 17 00:00:00 2001
From: Aleksey Lim <alsroot@sugarlabs.org>
Date: Sat, 25 Jan 2014 08:39:16 +0000
Subject: Do not fail on unicode in HTTP headers

---
diff --git a/sugar_network/toolkit/router.py b/sugar_network/toolkit/router.py
index 7f2c268..9a430b7 100644
--- a/sugar_network/toolkit/router.py
+++ b/sugar_network/toolkit/router.py
@@ -396,14 +396,14 @@ class Response(dict):
         for key, value in dict.items(self):
             if type(value) in (list, tuple):
                 for i in value:
-                    result.append((key, str(i)))
+                    result.append((_to_ascii(key), _to_ascii(i)))
             else:
-                result.append((key, str(value)))
+                result.append((_to_ascii(key), _to_ascii(value)))
         return result
 
     def __repr__(self):
         items = ['%s=%r' % i for i in self.items() + self.meta.items()]
-        return '<Response %s>' % ' '.join(items)
+        return '<Response %r>' % items
 
     def __contains__(self, key):
         dict.__contains__(self, key.lower())
@@ -576,7 +576,7 @@ class Router(object):
                 response.content_length = len(result) if result else 0
 
         for key, value in response.meta.items():
-            response.set('X-SN-%s' % str(key), json.dumps(value))
+            response.set('X-SN-%s' % _to_ascii(key), json.dumps(value))
 
         if request.method == 'HEAD' and result is not None:
             _logger.warning('Content from HEAD response is ignored')
@@ -750,7 +750,7 @@ def _filename(names, mime_type):
     for name in names:
         if isinstance(name, dict):
             name = toolkit.gettext(name)
-        parts.append(''.join([i.capitalize() for i in str(name).split()]))
+        parts.append(''.join([i.capitalize() for i in name.split()]))
     result = '-'.join(parts)
     if mime_type:
         if not mimetypes.inited:
@@ -832,6 +832,14 @@ def _parse_accept_language(value):
     return langs
 
 
+def _to_ascii(value):
+    if not isinstance(value, basestring):
+        return str(value)
+    if isinstance(value, unicode):
+        return value.encode('utf8')
+    return value
+
+
 class _Routes(dict):
 
     def __init__(self, parent=None):
diff --git a/tests/units/toolkit/router.py b/tests/units/toolkit/router.py
index e229f2d..a9b17f2 100755
--- a/tests/units/toolkit/router.py
+++ b/tests/units/toolkit/router.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python
+# -*- coding: utf-8 -*-
 # sugar-lint: disable
 
 import os
@@ -8,7 +9,7 @@ from cStringIO import StringIO
 
 from __init__ import tests, src_root
 
-from sugar_network import db
+from sugar_network import db, client
 from sugar_network.toolkit.router import Blob, Router, Request, _parse_accept_language, route, fallbackroute, preroute, postroute, _filename
 from sugar_network.toolkit import default_lang, http, coroutine
 
@@ -1175,8 +1176,6 @@ class RouterTest(tests.Test):
         self.assertEqual('Foo-Bar', _filename(['foo', 'bar'], None))
         self.assertEqual('FOO-BaR', _filename([' f o o', ' ba r   '], None))
 
-        self.assertEqual('Foo-3', _filename(['foo', 3], None))
-
         self.assertEqual('12-3', _filename(['/1/2/', '/3/'], None))
 
         self.assertEqual('Foo.png', _filename('foo', 'image/png'))
@@ -1185,7 +1184,7 @@ class RouterTest(tests.Test):
 
         self.assertEqual('Eng', _filename({default_lang(): 'eng'}, None))
         self.assertEqual('Eng', _filename([{default_lang(): 'eng'}], None))
-        self.assertEqual('Bar-1', _filename([{'lang': 'foo', default_lang(): 'bar'}, 1], None))
+        self.assertEqual('Bar-1', _filename([{'lang': 'foo', default_lang(): 'bar'}, '1'], None))
 
     def test_BlobsDisposition(self):
         self.touch(('blob.data', 'value'))
@@ -1384,6 +1383,25 @@ class RouterTest(tests.Test):
             events)
         del events[:]
 
+    def test_UnicodeInHeaders(self):
+
+        class Routes(object):
+
+            @route('HEAD')
+            def probe(self, request, response):
+                response['фоо'] = 'бар'
+                response[u'йцу'] = u'кен'
+
+        server = coroutine.WSGIServer(('127.0.0.1', client.ipc_port.value), Router(Routes()))
+        coroutine.spawn(server.serve_forever)
+        coroutine.dispatch()
+
+        conn = http.Connection('http://127.0.0.1:%s' % client.ipc_port.value)
+        headers = conn.request('HEAD', []).headers
+
+        self.assertEqual('бар', headers.get('фоо'))
+        self.assertEqual('кен', headers.get('йцу'))
+
 
 if __name__ == '__main__':
     tests.main()
--
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