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When performing a POST request, i.e. when the second argument to

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urlopen is used to specify form data, make sure the second argument is
threaded through all of the http_error_NNN calls.  This allows error
handlers like the redirect and authorization handlers to properly
re-start the connection.
This commit is contained in:
Jeremy Hylton 1999-02-24 18:42:38 +00:00
parent 093c97a36f
commit dbc8364e1f
1 changed files with 27 additions and 11 deletions
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38
Lib/urllib.py
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@ -279,19 +279,33 @@ def open_http(self, url, data=None):
if errcode == 200:
return addinfourl(fp, headers, "http:" + url)
else:
return self.http_error(url,
fp, errcode, errmsg, headers)
if data is None:
return self.http_error(url,
fp, errcode,
errmsg,
headers,
data)
else:
return self.http_error(url,
fp, errcode,
errmsg,
headers)
# Handle http errors.
# Derived class can override this, or provide specific handlers
# named http_error_DDD where DDD is the 3-digit error code
def http_error(self, url, fp, errcode, errmsg, headers):
def http_error(self, url, fp, errcode, errmsg, headers, data=None):
# First check if there's a specific handler for this error
name = 'http_error_%d' % errcode
if hasattr(self, name):
method = getattr(self, name)
result = method(url, fp, errcode, errmsg, headers)
if result: return result
if data is None:
result = method(url, fp, errcode, errmsg,
headers, data)
else:
result = method(url, fp, errcode, errmsg,
headers)
if result: return result
return self.http_error_default(
url, fp, errcode, errmsg, headers)
@ -450,7 +464,8 @@ def http_error_default(self, url, fp, errcode, errmsg, headers):
return addinfourl(fp, headers, "http:" + url)
# Error 302 -- relocated (temporarily)
def http_error_302(self, url, fp, errcode, errmsg, headers):
def http_error_302(self, url, fp, errcode, errmsg, headers,
data=None):
# XXX The server can force infinite recursion here!
if headers.has_key('location'):
newurl = headers['location']
@ -460,7 +475,7 @@ def http_error_302(self, url, fp, errcode, errmsg, headers):
return
void = fp.read()
fp.close()
return self.open(newurl)
return self.open(newurl, data)
# Error 301 -- also relocated (permanently)
http_error_301 = http_error_302
@ -468,7 +483,8 @@ def http_error_302(self, url, fp, errcode, errmsg, headers):
# Error 401 -- authentication required
# See this URL for a description of the basic authentication scheme:
# http://www.ics.uci.edu/pub/ietf/http/draft-ietf-http-v10-spec-00.txt
def http_error_401(self, url, fp, errcode, errmsg, headers):
def http_error_401(self, url, fp, errcode, errmsg, headers,
data=None):
if headers.has_key('www-authenticate'):
stuff = headers['www-authenticate']
import re
@ -478,9 +494,9 @@ def http_error_401(self, url, fp, errcode, errmsg, headers):
scheme, realm = match.groups()
if string.lower(scheme) == 'basic':
return self.retry_http_basic_auth(
url, realm)
url, realm, data)
def retry_http_basic_auth(self, url, realm):
def retry_http_basic_auth(self, url, realm, data):
host, selector = splithost(url)
i = string.find(host, '@') + 1
host = host[i:]
@ -488,7 +504,7 @@ def retry_http_basic_auth(self, url, realm):
if not (user or passwd): return None
host = user + ':' + passwd + '@' + host
newurl = 'http://' + host + selector
return self.open(newurl)
return self.open(newurl, data)
def get_user_passwd(self, host, realm, clear_cache = 0):
key = realm + '@' + string.lower(host)