extended version information from Mapserver

Kralidis,Tom [Burlington] Tom.Kralidis at EC.GC.CA
Thu Feb 23 11:42:57 EST 2006


This would be ONLY available from command line, right?  I wouldn't want
people being able to pick this off from a URL.

..Tom


> -----Original Message-----
> From: UMN MapServer Developers List 
> [mailto:MAPSERVER-DEV at LISTS.UMN.EDU] On Behalf Of Daniel Morissette
> Sent: Thursday, February 23, 2006 11:36 AM
> To: MAPSERVER-DEV at LISTS.UMN.EDU
> Subject: Re: [UMN_MAPSERVER-DEV] extended version information 
> from Mapserver
> 
> 
> I like the idea too and I think that it would be nice if the 
> output was 
> in an easy to parse format so that the caller code can extract 
> information programatically and tell if option A, or GDAL format X is 
> available. Do I dare to say "perhaps XML"? Maybe 
> msGetVersionDetailed() 
> could take a format argument that would allow the caller to choose 
> between plain text and XML output?
> 
> Daniel
> 
> Frank Warmerdam wrote:
> > Brent Fraser wrote:
> > 
> >> Frank,
> >>
> >>   One of the posts to the Mapserver Users list last nite involved a
> >> question
> >> about how to get ECW files working with Mapserver.  It 
> would be nice 
> >> to have
> >> a way to check the capabilities of the GDAL (and other options?) 
> >> linked to
> >> MapServer.  Last month I had a similar need and wrote a 
> function (for 
> >> v4.8)
> >> to include in maperror.c:
> > 
> > ...
> > 
> >> This would prevent the "details" from being written to 
> every web page
> >> as the
> >> "-v" results are now.
> >>
> >> So now the questions:
> >> 1. Could you check the code in (if you think it's 
> reasonable)?  I'll
> >> file a
> >> bug report to track the change.
> > 
> > 
> > Brent,
> > 
> > Do file a bug, and assign it to me.   I wouldn't mind adding such a 
> > feature.
> > 
> >> 2. Are there any immediate ramifications with respect to 
> the plug-in 
> >> architecture (RFC 8)?
> > 
> > 
> > I don't think there are any RFC 8 ramifications.  I was going to 
> > suggest that msGetVersion() ought to report available plugins, but 
> > there is really no way for it to know about them in advance.
> > 
> > However, I do think that msGetVersionDetailed() ought to be 
> reporting 
> > a variety of other information.  Possibly:
> > 
> >  o Version information for some of the client libraries 
> like GDAL, OGR,
> >    GEOS, GD, PROJ, FreeType, .
> >  o The list of OGR formats available (in a similar fashion to GDAL
> > formats).
> > 
> > I would also like to see a mechanism (some special keyword 
> like there 
> > is
> > for
> > the short version info) to cause this to be embedded in a 
> web page.  This
> > would really just be used for debugging of course, not 
> regular use.  But it
> > might help isolate situations where differences in the web 
> environment 
> > result
> > in the wrong GDAL being used, or plugins not being found.  etc.
> > 
> > Best regards,
> > 
> 



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