[Mapserver-dev] MetadataURL

[Tom.Kralidis at CCRS.NRCan.gc.ca]

I am surely for this enhancement!!  I also suggest DataURL to be added.

For Chameleon, this would just be another element parsed out of the Web Map
Context Document, which supports DataURL and MetadataURL

..Tom

=================================
Tom Kralidis
Systems Scientist
Canada Centre for Remote Sensing
Tel: +01-613-947-1828
http://www.cgdi.ca/
=================================


> -----Original Message-----
> From: Daniel Morissette [mailto:morissette at dmsolutions.ca]
> Sent: Wednesday, October 15, 2003 9:15 AM
> To: bartvde at xs4all.nl
> Cc: mapserver-dev at lists.gis.umn.edu
> Subject: Re: [Mapserver-dev] MetadataURL
> 
> 
> bartvde at xs4all.nl wrote:
> > 
> > in the WMS specs (starting at 1.1.0 if I am not mistaken) 
> there is an
> > option to link a layer to its metadata using the 
> MetadataURL element.
> > 
> > I am very much in need of such a parameter for my 
> Mapserver/Chameleon
> > application.
> > 
> > I suppose supporting this would require an additional WMS_ 
> variable for
> > the layer metadata object in the map file.
> > 
> 
> We would need to add a support for a new wms_metadataurl 
> metadata in the 
> WMS GetCapabilities code.  This is not really a change to the mapfile 
> format since it's a metadata entry and the mapfile parser 
> doesn't do any 
> validation on metadata.
> 
> Then to have access to this information in chameleon the WMS 
> capabilities parser code in Chameleon would have to be enhanced to 
> handle this new piece of information.  There could be more or 
> less work 
> involved in Chameleon depending on what you want to do with this URL.
> 
> 
> > I do not have any insight in the consequences of changes in 
> the Map file
> > format (php mapscript etc.?), and I suppose this would 
> require everybody
> > to be in favour the change.
> > 
> > Does anybody have any thoughts on this, or are there plans 
> to incorporate
> > this in the mapfile format?
> > 
> 
> There's already a bug about adding this to the WMS capabilities in 
> MapServer, you could add yourself in the CC of the bug to be informed 
> when we get to it:
> http://mapserver.gis.umn.edu/bugs/show_bug.cgi?id=438
> 
> Daniel
> -- 
> ------------------------------------------------------------
>   Daniel Morissette               morissette at dmsolutions.ca
>   DM Solutions Group              http://www.dmsolutions.ca/
> ------------------------------------------------------------
> 
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