[imp] Small issue after upgrade to HGWE 5.1.4

[Arjen de Korte]

Citeren Michael M Slusarz <slusarz at horde.org>:

> Quoting Michael M Slusarz <slusarz at horde.org>:
>
>> Quoting Arjen de Korte <arjen+horde at de-korte.org>:
>>
>>> Citeren Michael M Slusarz <slusarz at horde.org>:
>>>
>>>> Quoting Arjen de Korte <arjen+horde at de-korte.org>:
>>>>
>>>>> Citeren ANANT S ATHAVALE <asa at isac.gov.in>:
>>>>>
>>>>>> Dear List,
>>>>>>
>>>>>> I just upgraded to HGWE 5.1.4.
>>>>>>
>>>>>> This is my immediate observation and is repeatable in case of a  
>>>>>> mail received from Gmail.
>>>>>>
>>>>>> I am sending a mail from my gmail account to an account which  
>>>>>> used HGWE 5.1.4.  If the subject is blank, the IMP displays  
>>>>>> Invalid Address for 'From' and 'Undisclosed Recipients' for  
>>>>>> 'To'.  This did not happen for mail sent using Yahoo account.
>>>>>>
>>>>>> Can anybody check and confirm this behaviour?
>>>>>
>>>>> Just recently I received a message which was similarly  
>>>>> malformed. When looking at the headers, the only thing that  
>>>>> stood out is an odd looking recipient field:
>>>>>
>>>>> =?iso-8859-1?Q?Gr=E9_Eveleens?= <user at example.com>,
>>>>
>>>> That's a MIME encoded header.  Nothing wrong there.
>>>
>>> That leaves the empty Subject: header, like others also posted in  
>>> this thread. I looked through my whole mail archive and  
>>> lo-and-behold, all messages with an empty Subject: header show  
>>> this behavior.
>>
>> Yes.  It appears that a recent fix for string parsing in  
>> Horde_Imap_Client broke parsing of empty (non-NIL) strings in the  
>> ENVELOPE response.
>
> Fixed in Horde_Imap_Client 2.19.1

Confirmed. When caching is enabled in IMP, you'll need to truncate the  
horde_imap_client_(data|message|metadata) tables to reload the  
messages from the IMAP server.
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