On Tue, 16 Jan 2007, [EMAIL PROTECTED] wrote:
> I have tried the following in a MIME ACL but the $1 numerical variable
> does contain anything:
>
> # Discard e-mail with graphic file attachment.
> discard condition = ${if match
> {${lc:$mime_filename}} {[.] *(gif|jpg|jpeg|png|bmp)\$}}
> !sender_domains = +ok_domains
> logwrite = External e-mail from
> '$sender_address' with invalid attached file type ($1) '$mime_filename'
> - discard!
>
>
> Searched the current on-line documentation and the Wiki but can't find
> an example for what I am after.
>
> Not sure if I want to do is possible.
The value of $1 is not preserved outside an individual string expansion.
However, there is no reason why you can't repeat the regex in an ${sg
expansion to pick out the file type - though as it is in $mime_filename
already I'm not sure why you want to log it twice.
--
Philip Hazel University of Cambridge Computing Service
Get the Exim 4 book: http://www.uit.co.uk/exim-book
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