[sync] Contact list syncing problems

[Michael J Rubinsky]

Quoting Michael J Rubinsky <mrubinsk at horde.org>:

> Quoting Tim ODriscoll <tim.odriscoll at lambrookschool.co.uk>:
>
>> On Tue, 21 Oct 2014, Michael J Rubinsky wrote:
>>
>>> No, I'd rather not. As long as there are still clients that can
>>> *silently* fail by either not sending the email, or only sending the
>>> email to one recipient, it's not really worth it. The only option would
>>> be to conditionally enable it based on the client, which I'll look into
>>> to see if it's possible without breaking BC - but won't promise anything.
>>
>> I've come across another issue with contact lists and mobile devices:
>>
>> If you 'reply-all' on an iOS or an Android 'Nine' client to a message that
>> originated from IMP and was sent to a contact list, the reply only goes to
>> the first 28 email addresses.
>>
>> We have an 'all staff' contact list with 102 contacts, and on both iOS and
>> Nine it gets truncated when you reply-all.
>>
>> How are other people dealing with mobile devices and large contact lists?
>
>
> The thing is, EAS isn't really designed to handle large numbers of  
> recipients entered individually. It's designed to use Exchange's  
> distribution lists for this purpose. This issue is almost certainly  
> a client-enforced limit. We don't enforce any limiting on recipient  
> counts server side.

Actually, forget that. We are limiting the To: field when the email is  
originally sent to the device, so it is only receiving up to a maximum  
of 1024 characters. Not sure where I got that limit from, the  
documents now say it has a maximum length of 32,768 characters. Will  
fix shortly.

-- 
mike
The Horde Project
http://www.horde.org
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