[OpenLayers-Users] caching script

[Brent Pedersen]

sigh, :-)
so that does not require an exisiting ka-map cache?


On 10/19/06, Paul Spencer <pspencer at dmsolutions.ca> wrote:
>
> Brent,
>
> Chris hooked up a 'kamap' cache layer
>
> Cheers
>
> Paul
>
> On 19-Oct-06, at 1:39 PM, Brent Pedersen wrote:
>
> > hi, i have a python caching script hacked up for openlayers here:
> > http://128.32.253.248/openlayers/tilecache.txt
> > and demo here: http://128.32.54.87/openl.html (non-cached tiles are
> > _sloooow_ )
> >
> > it splits into directories for caching by the url:
> > &layers=abcd&request=wms becomes: /layers__abcd/request_wms/
> > and it splits up the spatial parameters so that there are never >
> > 1000 files
> > per directory. meaing &x=12345 becomes /x_12/345/  where x is the
> > tile_number.
> >
> > if the files are saved in a web dir, once all tiles are known to be
> > cached, you can potentially circumvent the caching script (and the
> > WMS) by just creating the url to the cached image directly in
> > javascript... [i have not implemented this yet, but should be < 15
> > lines of .js]
> >
> > right now works for WMS and MapServer after modification of /
> > OpenLayers/Tile/Image.js  (copy and paste from the docstring in the
> > python code linked above and change the url to point to your
> > version of tilecache.py ).
> >
> > It could be better integrated into the openlayers api but then it
> > wouldnt be a hack.
> > and i thought before i put more time into it, i thought i'd check
> > to see if this has already been done for OL. or if anyone has ideas.
> > _______________________________________________
> > Users mailing list
> > Users at openlayers.org
> > http://openlayers.org/mailman/listinfo/users
>
> +-----------------------------------------------------------------+
> |Paul Spencer                          pspencer at dmsolutions.ca    |
> +-----------------------------------------------------------------+
> |Chief Technology Officer                                         |
> |DM Solutions Group Inc                http://www.dmsolutions.ca/ |
> +-----------------------------------------------------------------+
>
>
>
>
>
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