Hi,

Thank you so much! This is the first I heard of that behaviour and it
works great every time for what I want.

Much appreciated,

Adam


On 21/07/06, Frank Mantek <[EMAIL PROTECTED]> wrote:
> ok, there is an undocumented "feature"...
>
> If you set the:
>
> 'X-If-No-Redirect' header to true or 1,
>
> the the calendar server will respond with a 412 error code instead of a 302,
> and have the
>
> 'X-Redirect-Location' header in the response. That header would be the URL
> you want to access.
>
> Try that.
>
> Frank Mantek
>
>
>
>
> On 7/21/06, Adam Medcalf <[EMAIL PROTECTED]> wrote:
> >
> > Hi,
> >
> > Thanks very much Frank, that answer makes good sense to me and I'm
> > slightly reassured. It also explains somewhat why I didn't have to
> > perform the 3rd step towards adding an event described on the calendar
> > api page - involving the session token.
> >
> > I am indeed relying on wininet (/the internet transfer control) so
> > that is very plausible. The only downside is that as you say the
> > redirect happens automatically, so my application never gets to see
> > the 302; but rather the resulting 401.
> >
> > I guess there's no especially simple way of dealing with this properly
> > with the tools I'm using? I'm not writing anything massively important
> > so I suppose I could just check for the 401 and if it happens, repeat
> > the request :-). If it gives 401 several times there is obviously
> > something wrong so it should quit and report the error.
> >
> > Thanks!
> >
> > Adam
> >
> >
> > On 21/07/06, Frank Mantek < [EMAIL PROTECTED]> wrote:
> > > What i am suspecting is that sharding might get in the way...
> > >
> > > Google servers will, normally on your first login, or periodically
> pending
> > > load, redirect your attempt to get to your data to the correct server
> for
> > > you. This is called sharding, and it results in a 302 return code.
> > >
> > > Now, pending on how you setup your connection, that 302 handling happens
> > > underneath you - but you have to handle this yourself. If it happens
> > > automatically (like wininet handles it), what happens is:
> > >
> > > - you send your auth header to server A
> > > - server A returns a 302
> > > - wininet connects to Server B, but does not send the authheader
> > > - you get a 401 back...
> > >
> > > You need to handle the 302 and then your good to go.
> > >
> > > Frank Mantek
> > > guessing the heck...
> > >
> > >
> > > On 7/20/06, Adam < [EMAIL PROTECTED]> wrote:
> > > >
> > > > Hi,
> > > >
> > > > I have just started experimenting with adding events to the Google
> > > > Calendar from Visual Studio 6. As I am using VB6 to test I am manually
> > > > sending Google the requisite XML to create events in the following
> > > > manner:
> > > >
> > > > 1) POST login details to
> > > https://www.google.com/accounts/ClientLogin
> > > > 2) Parse the auth code from Google's response
> > > > 3) POST the XML event details to
> > > >
> http://www.google.com/calendar/feeds/default/private/full
> > > including the
> > > > requisite Authorization (and code) and Content-Type.
> > > >
> > > > The strange thing is that most of the time this works fine, response
> > > > codes are what you would expect, and the event is added to the Google
> > > > calendar.
> > > >
> > > > However, if it is the first time I run the application, at step 3,
> > > > instead of the 201 Created response I should get, I get:
> > > >
> > > > HTTP/1.1 401 Authorization required
> > > > WWW-Authenticate: GoogleLogin realm="https://www.google.com/accounts";
> > > > Cache-control: private
> > > > Content-Length: 167
> > > > Date: <whatever>
> > > > Content-Type: text/html
> > > > Server: GFE/1.3
> > > >
> > > > If I then go on to repeat the process right away without quitting my
> > > > test app, get a new auth code, send the event, it is added as normal
> > > > for as many times as I want to. If however I exit the program, start
> it
> > > > again, then again the first time I will always get the 401 response.
> > > >
> > > > Could anyone throw some light on this? I can't understand why if I
> sent
> > > > the same commands that gave me a 401 a second time it works, but the
> > > > first time I always get a 401? Being an extreme novice, it's almost
> > > > like the first Auth token google gives me when I load my test program
> > > > is invalid. The same code works with the 2nd one though. I have
> checked
> > > > that the Auth code is definitely getting passed to the server every
> > > > time.
> > > >
> > > > If I can give any more useful info just let me know.
> > > >
> > > > Many thanks,
> > > >
> > > > Adam
> > > >
> > > >
> > > >
> > > >
> > > >
> > >
> > >
> > >  >
> > >
> >
> >
> >
> >
>
>
>  >
>

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