On Tue, Dec 9, 2008 at 1:13 PM, Ed Loach <[EMAIL PROTECTED]> wrote:
> There was some discussion a day or two ago on OSMtalk about a tile which
> wouldn't render in the middle of London, as it seemed to be causing Inkscape
> errors. I posted to suggest perhaps the following may relate to the problem:
>
>> Could the problem be related to this bit in Tileset.pm:
>> # Check for correct UTF8 (else inkscape will run amok later)
>> # FIXME: This doesn't seem to catch all string errors that inkscape
>> trips over.
>> ::statusMessage("Checking for UTF-8 errors",0,3);
>> if (my $line = ::fileUTF8ErrCheck($DataFile))
>>
>> Can anyone work out how to find out what possible UTF8 errors there
>> might be? Or would you be able to tell some other way if this were
>> the problem?
>
> Someone replied as below. As I don't know Perl perhaps someone who does could
> consider whether to change Tileset.pm as suggested or not.
>
> Ed
> --- Start quote ---
> You should try using decode("UTF-8") instead of decode("utf8") in your
> checking routine. UTF-8 and utf8 are not equivalent under Encode, the
> former is more strict, see
> http://perldoc.perl.org/Encode.html#UTF-8-vs.-utf8-vs.-UTF8
>
> encode("utf8", "\x{FFFF_FFFF}", 1); # okay
> encode("UTF-8", "\x{FFFF_FFFF}", 1); # croaks
>
> It would also be useful to log these errors, they suggest invalid
> byte-sequences in the OSM dataset and it would be useful to fix them
> at their source.
> --- End quote ---
I'm confused as to the purpose of this E-Mail. I replied to the
relevant thread on osm-talk (see [1]), perhaps MS Outlook mail client
got confused for some reason and didn't display my message as part of
the original thread on your end for some reason.
1. http://lists.openstreetmap.org/pipermail/talk/2008-December/thread.html
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