Thanks for the replies. I decided to use Python and the OAuthDecorator
which made the task a lot simpler.
On Thursday, 6 June 2013 08:29:32 UTC+1, James Gralton wrote:
>
> Hi,
>
>
> I am new to App Engine and am trying to write an application which will
> access Google Calendar to get details of any events for the current time. I
> am struggling to see how the authentication should work to permit access to
> Calendar. I believe OAuth2 is the preferred authentication option so I have
> a client_secrets.json file with the ClientID and Client Secret from an API
> Access project I have separately created:
> {
>
>
>
> "web":{
>
> "auth_uri":"https://accounts.google.com/o/oauth2/auth";,
>
> "client_secret":"xxxxxxx",
>
> "token_uri":"https://accounts.google.com/o/oauth2/token";,
>
> "client_email":"[email protected]",
>
> "redirect_uris":["https://myapp.appspot.com/oauth2callback";],
>
> "client_x509_cert_url":"
> https://www.googleapis.com/robot/v1/metadata/x509/[email protected]
> ",
>
> "client_id":"123456789.apps.googleusercontent.com",
>
> "auth_provider_x509_cert_url":"https://www.googleapis.com/oauth2/v1/certs";
> ,
>
> "javascript_origins":["https://myapp.appspot.com";]
>
> }
>
> }
>
>
>
> This was a direct export from the API Access project using the 'Download
> JSON' option. When I deploy my app engine application I get an error:
> Error: redirect_uri_mismatch
>
>
>
> The redirect URI in the request: http://myapp.appspot.com/oauth2callbackdid
> not match a registered redirect URI
>
> Learn more <http://code.google.com/apis/accounts/docs/OAuth2.html>
>
> Request Details
> scope=https://www.googleapis.com/auth/calendar
> response_type=code
> access_type=offline
> redirect_uri=https://myapp.appspot.com/oauth2callback
> display=page
> client_id=123456789.apps.googleusercontent.com
>
>
> It all looks fine to me so I am not sure what the error is telling me. Do
> I need link the App Engine application to the API Access project in some
> way. Am I missing something else fundamental.
>
>
> If there is any additional information which will help you understand the
> set up please let me know. I wanted to keep the post small.
>
>
> Thanks
>
>
> James
>
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