Filename enconding in auto-zip feature
MailScanner at ecs.soton.ac.uk
Thu Sep 24 15:49:13 IST 2009
Why did you think the "Zip Attachments" feature is a system-wide
setting. The line above the setting clearly says:
# This can also be the filename of a ruleset.
I will take a look at the filenames problem, but no guarantees I can fix
On 24/09/2009 12:46, Pedro Arinto wrote:
> Hi Alex,
> Unfortunately, since I work in Portugal, it is impossible to avoid
> using non-English characters in filenames. Even if I could somehow
> tell our users to avoid international characters, i cannot control
> everyone who sends us email.
> All platforms I've tested (Mac, Windows & Linux) see the same messed
> up filenames in the zip file. The difference is that in Windows, with
> most unzip packages (like 7-zip), there is an error when unzipping the
> file. In Mac, Linux & Windows with Winzip, the unzip operation is
> successful, but the filenames are garbled. This wouldn't be a big
> problem if the file extension remained the same as the original file,
> but it also gets messed up. Since most of our users are non-technical,
> this is a big problem for them.
> Can the zip feature be enabled selectively with a ruleset ? This would
> partially solve our problems, but as far as I can tell it is a
> system-wide setting.
> On Mon, Sep 21, 2009 at 4:07 PM, Alex Neuman <alex at rtpty.com
> <mailto:alex at rtpty.com>> wrote:
> I don't know how to fix it, but here's a couple of thoughts:
> 1. Can you avoid using filenames with non-english characters? It's
> less likely users will have problems that way - specially when
> going cross-platform.
> 2. Are you sure the filenames are messed up? Do all platforms
> (linux, mac, unix) find the same, apparently corrupted filenames?
> How about all unzip programs for Windows? Could be that the
> unzipping program is not UTF aware or something like that.
> 3. (and this is a question for Jules & the Gang) - what does
> MailScanner use for ZIPping? is it some Archive::Zip module call?
> Can it be changed (although it may impose a further performance
> penalty) to an external "zip" program? Something like the internal
> vs. external TNEF issue?
> On Sep 21, 2009, at 9:49 AM, Pedro Arinto wrote:
> the filenames get messed up in the resulting ZIP file. Windows
> users are unable to uncompress this files
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