[OSM-dev] Filename extensions for OSM files

Matt Amos zerebubuth at gmail.com
Wed May 11 12:17:11 BST 2011


On Wed, May 11, 2011 at 11:26 AM, Jochen Topf <jochen at remote.org> wrote:
> On Wed, May 11, 2011 at 11:13:37AM +0200, Peter Körner wrote:
>> Am 10.05.2011 22:31, schrieb David Paleino:
>> >On Tue, 10 May 2011 20:58:40 +0200, Peter Körner wrote:
>> >
>> >>Frederik mentioned mime-types, I'd suggest (not knowing if I'd break any
>> >>convention using multiple + symbols):
>> >>
>> >>application/x-osm+xml for .osm
>> >>[..]
>> >
>> >I'd suggest we should also implement some magic(5) lines for file(1).
>>
>> Well, that would only work if you could differentiate between osm,
>> osh and osc files by looking at the first lines.
>>
>> osm-files have an <osm ../>-tag, osc-files start with <osmChange
>> ../> but osh-files are, currently, only osm-files with a
>> visible-attribute on each entity - so no way to distinguish them
>> from osm-files.
>
> We should probably introduce an attribute on the <osm> tag that says that
> this is a history file. Just as we are currently discussing for the PBF
> version.

while we're at it, let's have a flag to indicate if the elements are
sorted by ID, how many prime-numbered elements there are, whether
there was a full moon when it was generated and what the colour of the
file is. i'm up for all of that as long as it's blue.

cheers,

matt



More information about the dev mailing list