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Re: URL not following some 302 redirects after recent changes

From: T. V. Raman
Subject: Re: URL not following some 302 redirects after recent changes
Date: Sun, 11 Feb 2007 17:37:12 -0800

It would still be nice to have a custom option that tells url to
repeatedly follow redirects -- a la curl's --location and
--location-trusted flags.

>>>>> "Chong" == Chong Yidong <address@hidden> writes:
    Chong> Diane Murray <address@hidden> writes:
    >> Sometime after 2006-10-26 URL redirects stopped working
    >> correctly (Emacs CVS of 2006-09-19 and 2006-10-26 works,
    >> 2006-10-31 and 2006-11-19 don't work), perhaps due to
    >> changes made in revision 1.36 of url-http.el.
    >> For example, <http://www.cliki.net/cliki> returns the
    >> following headers, but `url-retrieve' runs the callback
    >> function instead of first retrieving the new location:
    >> HTTP/1.0 302 Redirected Date: Fri, 17 Nov 2006 17:50:59
    >> GMT Server: Araneida/0.84 Connection: close Content-Type:
    >> text/html Last-Modified: Fri, 17 Nov 2006 17:50:59 GMT
    >> Location: http://www.cliki.net/CLiki Pragma: no-cache
    >> Expires: Fri, 30 Oct 1998 14:19:41 GMT
    >> The above-mentioned working versions retrieve the
    >> redirected URL correctly.
    Chong> This seems to be the original intention.  There is a
    Chong> comment in url-http.el:
    Chong>     ;; If the 301|302 status code is received in
    Chong> response to a ;; request other than GET or HEAD, the
    Chong> user agent MUST NOT ;; automatically redirect the
    Chong> request unless it can be ;; confirmed by the user,
    Chong> since this might change the ;; conditions under which
    Chong> the request was issued.
    Chong> So it appears that it is up to the url client to
    Chong> resolve a 302 redirect manually.
    Chong> _______________________________________________
    Chong> Emacs-devel mailing list address@hidden
    Chong> http://lists.gnu.org/mailman/listinfo/emacs-devel

Best Regards,

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