Fixed #12747 -- Made reason phrases customizable.

django/http/response.py

@@ -20,6 +20,65 @@ from django.utils.http import cookie_date
 from django.utils.six.moves import map
 
 
+# See http://www.iana.org/assignments/http-status-codes
+REASON_PHRASES = {
+    100: 'CONTINUE',
+    101: 'SWITCHING PROTOCOLS',
+    102: 'PROCESSING',
+    200: 'OK',
+    201: 'CREATED',
+    202: 'ACCEPTED',
+    203: 'NON-AUTHORITATIVE INFORMATION',
+    204: 'NO CONTENT',
+    205: 'RESET CONTENT',
+    206: 'PARTIAL CONTENT',
+    207: 'MULTI-STATUS',
+    208: 'ALREADY REPORTED',
+    226: 'IM USED',
+    300: 'MULTIPLE CHOICES',
+    301: 'MOVED PERMANENTLY',
+    302: 'FOUND',
+    303: 'SEE OTHER',
+    304: 'NOT MODIFIED',
+    305: 'USE PROXY',
+    306: 'RESERVED',
+    307: 'TEMPORARY REDIRECT',
+    400: 'BAD REQUEST',
+    401: 'UNAUTHORIZED',
+    402: 'PAYMENT REQUIRED',
+    403: 'FORBIDDEN',
+    404: 'NOT FOUND',
+    405: 'METHOD NOT ALLOWED',
+    406: 'NOT ACCEPTABLE',
+    407: 'PROXY AUTHENTICATION REQUIRED',
+    408: 'REQUEST TIMEOUT',
+    409: 'CONFLICT',
+    410: 'GONE',
+    411: 'LENGTH REQUIRED',
+    412: 'PRECONDITION FAILED',
+    413: 'REQUEST ENTITY TOO LARGE',
+    414: 'REQUEST-URI TOO LONG',
+    415: 'UNSUPPORTED MEDIA TYPE',
+    416: 'REQUESTED RANGE NOT SATISFIABLE',
+    417: 'EXPECTATION FAILED',
+    418: "I'M A TEAPOT",
+    422: 'UNPROCESSABLE ENTITY',
+    423: 'LOCKED',
+    424: 'FAILED DEPENDENCY',
+    426: 'UPGRADE REQUIRED',
+    500: 'INTERNAL SERVER ERROR',
+    501: 'NOT IMPLEMENTED',
+    502: 'BAD GATEWAY',
+    503: 'SERVICE UNAVAILABLE',
+    504: 'GATEWAY TIMEOUT',
+    505: 'HTTP VERSION NOT SUPPORTED',
+    506: 'VARIANT ALSO NEGOTIATES',
+    507: 'INSUFFICIENT STORAGE',
+    508: 'LOOP DETECTED',
+    510: 'NOT EXTENDED',
+}
+
+
 class BadHeaderError(ValueError):
     pass
 
@@ -33,8 +92,9 @@ class HttpResponseBase(six.Iterator):
     """
 
     status_code = 200
+    reason_phrase = None        # Use default reason phrase for status code.
 
-    def __init__(self, content_type=None, status=None, mimetype=None):
+    def __init__(self, content_type=None, status=None, reason=None, mimetype=None):
         # _headers is a mapping of the lower-case name to the original case of
         # the header (required for working with legacy systems) and the header
         # value. Both the name of the header and its value are ASCII strings.
@@ -53,9 +113,13 @@ class HttpResponseBase(six.Iterator):
             content_type = "%s; charset=%s" % (settings.DEFAULT_CONTENT_TYPE,
                     self._charset)
         self.cookies = SimpleCookie()
-        if status:
+        if status is not None:
             self.status_code = status
-
+        if reason is not None:
+            self.reason_phrase = reason
+        elif self.reason_phrase is None:
+            self.reason_phrase = REASON_PHRASES.get(self.status_code,
+                                                    'UNKNOWN STATUS CODE')
         self['Content-Type'] = content_type
 
     def serialize_headers(self):