[MlMt] default account derived from context is not behaving?

[Eric Sharakan]

On 14 Jul 2020, at 10:27, Eric Sharakan wrote:

> Bringing up this old issue, as I just almost did something rather 
> embarrassing due to this "derived from context" setting not working as 
> I expect.  Comments inline.
>
> On 11 Dec 2018, at 5:58, Benny Kjær Nielsen wrote:
>
>> On 10 Dec 2018, at 20:49, Eric Sharakan wrote:
>>
>>> Hi, if I click on an external mailto: link to compose a new message 
>>> in MM, the chosen From address is not right (or not what I think it 
>>> should be).
>>>
>>> For example, I'm clicking on a link to send an email to 
>>> paul.xxx at companyZ.com.  One of my accounts is also with 
>>> companyZ.com, but the chosen From address is not from that account, 
>>> but from my comcast account.
>>
>> Deriving from context has some issues (or lacks a sufficient level of 
>> flexibility in its settings), but it's not really supposed to handle 
>> a case like this.
>
> In that case, can you please explain exactly what "derived from 
> context" actually does?  In my scenario above, there is no context in 
> the message that would lead MM to choose my comcast account as the 
> From address.  In fact, there's no context at all, except that mailto: 
> URL I clicked.

Oddly, today this problem no longer reproduces for me.  I'm running the 
same version of MM (r5698) as yesterday.  I click the same mailto: link 
(from the Slack App in case it matters) I did yesterday, and today a 
compose window opens with the expected "companyZ.com" From: address 
selected.

-Eric

>
>> It doesn't try to use the domain name to derive
>> anything. I'll note your problem to keep it in mind when I try to 
>> improve this feature, but if you consider the case where the domain 
>> name is, e.g., `gmail` then you might see that it's not a 
>> straightforward thing to handle. Some company domains are not really 
>> company domains.
>
> But in my case (as I expect in many other cases) it isa 1:1 mapping, 
> and that's exactly the behavior I want.
>
> If this isn't the appropriate semantics of the "derived from context" 
> option, then can you please add a new option that explicitly tries to 
> match based on the domain part of the email address?
>
> Thanks.
>
> -Eric