Tickets :: Comment on [#3565] Attachment modification (newline structure changes)

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Comment	> I'd like to reopen this bug, because i did a lot of testing and have > some results that you will find interesting. > > > > First of all: Its not only an Outlook-quoted-printable-bug but also a > IMP-quoted-printable bug. > > > > You said line-breaks like 0x0d 0x0a need to be encoded in > quoted-printable like =0d=0a and since outlook failes here youre not > responsible for modification in attachments. > > Hmm... but why is a mail sent by horde with such a file attached > encoded the same wrong way like outlook did? > > > > My testing invoved several outlook versions (express, 10, 11), > thunderbird and three horde/imp versions on the client-side and > postfix, sendmail and exchange on server sides. All clients were used > under Windows XP - horde/imp on Firefox and IE. > > > > Thunderbird and the oldest horde/imp installation sent the file > base64-encoded and all other clients chose quoted-printable for > encoding the attached file. Since base64 encoding is not a problem at > all no server-client pair had any problems with these mails. > > No Server had any problems at all with any of the other mails and > connected by outlook or thunderbird the files downloaded from that > mails where absolutely fine. > > One of the three horde/imp clients had no problem either on receiving > the quoted-printable-attachments, but the two newer horde/imp > installations corrupted the quoted-printable-attachments of any mail > received. > > > > OK : Horde 2.2.5 / Imp 3.2.3 > > > > Error : Horde 3.0.6 / Imp H3 (4.0.4) > > Error : Horde 3.2-cvs / Imp H3 (4.2-cvs) > > > > Now i'm sure that this is really of interest for you since every > tested combination works fine except the two newer horde/imp > installations. Even mails with quoted-printable-attachments sent by > one of the newer horde/imp installations can't be properly saved by > either of them - but the older horde/imp installation works fine with > those emails. > > Since theres a major version jump between the older and the two newer > versions somewhere in between this "bug" must have been included. > > > > I'm attaching a test-file - please remove if not needed anymore!
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