Initial revision

git-svn-id: http://svn.osafoundation.org/m2crypto/trunk@11 2715db39-9adf-0310-9c64-84f055769b4b

1 files changed, 76 insertions, 0 deletions

diff --git a/M2Crypto/m2urllib.py b/M2Crypto/m2urllib.py
new file mode 100644
index 0000000..3053072
--- /dev/null
+++ b/M2Crypto/m2urllib.py
@@ -0,0 +1,76 @@
+"""M2Crypto enhancement to Python's urllib for handling 'https' url's.
+
+Copyright (c) 1999 Ng Pheng Siong. All rights reserved.
+
+Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam, 
+The Netherlands. """
+
+RCS_id='$Id: m2urllib.py,v 1.1 1999/09/12 14:34:41 ngps Exp $'
+
+from urllib import *
+
+import SSL
+import httpslib
+
+DEFAULT_PROTOCOL='sslv3'
+
+# Cut-&-pasted almost verbatim from urllib's open_http().
+# Achtung: following code indents by space, _not_ by tabs.
+def open_https(self, url, data=None):
+        self.ctx=SSL.Context(DEFAULT_PROTOCOL)
+        user_passwd = None
+        if type(url) is type(""):
+            host, selector = splithost(url)
+            if host:
+                user_passwd, host = splituser(host)
+                host = unquote(host)
+            realhost = host
+        else:
+            host, selector = url
+            urltype, rest = splittype(selector)
+            url = rest
+            user_passwd = None
+            if string.lower(urltype) != 'http':
+                realhost = None
+            else:
+                realhost, rest = splithost(rest)
+                if realhost:
+                    user_passwd, realhost = splituser(realhost)
+                if user_passwd:
+                    selector = "%s://%s%s" % (urltype, realhost, rest)
+            #print "proxy via http:", host, selector
+        if not host: raise IOError, ('http error', 'no host given')
+        if user_passwd:
+            import base64
+            auth = string.strip(base64.encodestring(user_passwd))
+        else:
+            auth = None
+        # Here!
+        h = httpslib.HTTPS(self.ctx, host)
+        #h.debuglevel=1
+        # Here!
+        if data is not None:
+            h.putrequest('POST', selector)
+            h.putheader('Content-type', 'application/x-www-form-urlencoded')
+            h.putheader('Content-length', '%d' % len(data))
+        else:
+            h.putrequest('GET', selector)
+        if auth: h.putheader('Authorization', 'Basic %s' % auth)
+        if realhost: h.putheader('Host', realhost)
+        for args in self.addheaders: apply(h.putheader, args)
+        h.endheaders()
+        if data is not None:
+            h.send(data + '\r\n')
+        errcode, errmsg, headers = h.getreply()
+        fp = h.getfile()
+        if errcode == 200:
+            return addinfourl(fp, headers, "http:" + url)
+        else:
+            if data is None:
+                return self.http_error(url, fp, errcode, errmsg, headers)
+            else:
+                return self.http_error(url, fp, errcode, errmsg, headers, data)
+
+# Minor brain surgery. 
+URLopener.open_https=open_https
+