bug#72358: 29.4; oauth2.el improvements

[Xiyue Deng]

Björn Bidar <bjorn.bidar@thaodan.de> writes:

> Robert Pluim <rpluim@gmail.com> writes:
>
>>     Xiyue> - This will invalidate all existing entries and a user will have 
>> to redo
>>     Xiyue>   the authorization process again to get a new refresh token.  
>> However,
>>     Xiyue>   I think it's more important to ensure that oauth2.el works 
>> correctly
>>     Xiyue>   for multiple accounts of the same provider, or a user may 
>> suffer from
>>     Xiyue>   confusion when adding a new account invalidates a previous 
>> account.
>>
>> I donʼt think thatʼs too big a concern. 'modern' authentication flows
>> regularly re-prompt, so this will not be too surprising (although
>> maybe call it out in the packageʼs NEWS or README).
>
> In many cases the refreshing of tokens is transparent to the user there
> doesn't have to be a re-prompt to refresh the token if the OAuth
> provider support it.
> Micrsofts OAuth workflow is quite good in this regard as there's a
> non-standard error to indicate when the user has to re-authorize the
> application.
>

Actually I am currently having trouble for a few weeks to get my
outlook.com email work with MS OAuth2.  To avoid some repeated typing, I
have documented the issues and steps I have tried in this stackoverflow
question[1].  I would great appreciated it if you can shed some lights
there

> I assume all implementation of OAuth have their quirks.

Indeed.


[1] 
https://stackoverflow.com/questions/78787763/getting-aadsts65001-error-invalid-grant-when-trying-to-refresh-access-token-fo

-- 
Xiyue Deng