From: Ben Darnell <ben@bendarnell.com>
Date: Thu, 31 Mar 2011 04:08:12 +0000 (-0700)
Subject: Move another curl hack (disabling Pragma: no-cache) to curl_httpclient.py
X-Git-Tag: v2.0.0~105
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=2afc7babc1c81223af75129a2754099814f77bc6;p=thirdparty%2Ftornado.git

Move another curl hack (disabling Pragma: no-cache) to curl_httpclient.py
---

diff --git a/tornado/curl_httpclient.py b/tornado/curl_httpclient.py
index 248157e4b..fea02fb3b 100644
--- a/tornado/curl_httpclient.py
+++ b/tornado/curl_httpclient.py
@@ -292,6 +292,10 @@ def _curl_setup_request(curl, request, buffer, headers):
     if "Expect" not in request.headers:
         request.headers["Expect"] = ""
 
+    # libcurl adds Pragma: no-cache by default; disable that too
+    if "Pragma" not in request.headers:
+        request.headers["Pragma"] = ""
+
     # Request headers may be either a regular dict or HTTPHeaders object
     if isinstance(request.headers, httputil.HTTPHeaders):
         curl.setopt(pycurl.HTTPHEADER,
diff --git a/tornado/httpclient.py b/tornado/httpclient.py
index d7d500d65..e7a30304e 100644
--- a/tornado/httpclient.py
+++ b/tornado/httpclient.py
@@ -161,8 +161,6 @@ class HTTPRequest(object):
             timestamp = calendar.timegm(if_modified_since.utctimetuple())
             headers["If-Modified-Since"] = email.utils.formatdate(
                 timestamp, localtime=False, usegmt=True)
-        if "Pragma" not in headers:
-            headers["Pragma"] = ""
         # Proxy support: proxy_host and proxy_port must be set to connect via
         # proxy.  The username and password credentials are optional.
         self.proxy_host = proxy_host