1 files changed, 32 insertions, 0 deletions
diff --git a/keystonemiddleware-moon/keystonemiddleware/auth_token/_utils.py b/keystonemiddleware-moon/keystonemiddleware/auth_token/_utils.py
new file mode 100644
index 00000000..daed02dd
--- /dev/null
+++ b/keystonemiddleware-moon/keystonemiddleware/auth_token/_utils.py
@@ -0,0 +1,32 @@
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+from six.moves import urllib
+
+
+def safe_quote(s):
+    """URL-encode strings that are not already URL-encoded."""
+    return urllib.parse.quote(s) if s == urllib.parse.unquote(s) else s
+
+
+class MiniResp(object):
+
+    def __init__(self, error_message, env, headers=[]):
+        # The HEAD method is unique: it must never return a body, even if
+        # it reports an error (RFC-2616 clause 9.4). We relieve callers
+        # from varying the error responses depending on the method.
+        if env['REQUEST_METHOD'] == 'HEAD':
+            self.body = ['']
+        else:
+            self.body = [error_message.encode()]
+        self.headers = list(headers)
+        self.headers.append(('Content-type', 'text/plain'))