[mapserver-users] WMS raster display, getfeatureinfo from vectorlayer

[Kralidis,Tom [Burlington]]

You could use a mapscript WxS wrapper to, when receiving a GetFeatureInfo request, replace the LAYERS/QUERY_LAYERS parameters with the vector layer.

..Tom


-----Original Message-----
From: mapserver-users-bounces at lists.osgeo.org on behalf of percy
Sent: Fri 11-Jul-08 10:38
To: mapserver
Cc: Steve Lime
Subject: Re: [mapserver-users] WMS raster display,getfeatureinfo from	vectorlayer
 
I'm starting to think that just handling this with a mapscript wrapper 
script might be the easiest approach. Any thoughts?
Thanks,
Percy

percy wrote:
> thanks, nice idea. I tried it, and that did not work...
>
> relevant mapfile section:
>
> LAYER
>     NAME "Geologic_Map_Of_North_America"
>     TYPE RASTER
>     STATUS ON
>     data "/vol/www/ngmdb/htdocs/GMNA_INDEX_tiled.tif"
>     maxscale 10000000
>     MINSCALE 500000
> Metadata
> "WMS_TITLE" "Geologic Map Of North America"
> "WMS_SRS" "epsg:4326"
> END # metadata
> END #layer
> LAYER
>     NAME "Geologic_Map_Of_North_America"
>     TYPE query
>     STATUS On
>     data GMNA_S_OneGeo
>     TOLERANCE 0
>     TOLERANCEUNITS pixels
>     TRANSFORM TRUE
>     DUMP TRUE
>     HEADER "templates/GMNA_query_header.html"
>     TEMPLATE "templates/GMNA_query_body.html"
>     FOOTER "templates/GMNA_query_footer.html"
> Metadata
> "WMS_TITLE" "Geologic Map Of North America"
> "WMS_SRS" "epsg:4326"
> GML_INCLUDE_ITEMS 
> "DisplayNam,OneGeology,Lithologic,GeologicAg,AgeMin,AgeMax,AgeMetadat"
> WMS_INCLUDE_ITEMS 
> "DisplayNam,OneGeology,Lithologic,GeologicAg,AgeMin,AgeMax,AgeMetadat"
> END # metadata
> END #layer
>
>
> Steve Lime wrote:
>> What about using GROUPs or layers with the same name where the second 
>> layer
>> is TYPE QUERY?
>>
>> Steve
>>
>>>>> On 7/10/2008 at 2:14 PM, in message <48765F96.20209 at pdx.edu>, percy
>> <percyd at pdx.edu> wrote:
>>> I discussed this issue with Tom K. on the IRC yesterday, and he 
>>> thought it was of general interest and should be posted and 
>>> potentially requested as a feature.
>>>
>>> Scenario: we have a Geologic map that has super complex cartography 
>>> that we don't want to reproduce in the mapfile (600+ classes, tons 
>>> of patterns, etc). So we dumped out a raster of it to serve as WMS.
>>>
>>> However, when the user does a GetFeatureInfo on this WMS, we want to 
>>> return attribute data from the original shapefile.
>>>
>>> I can envision this being taken care of at the layer level as a 
>>> metadata tag like "WMS_query_redirect".
>>>
>>> In the short term we're working on a little apache mod_rewrite magic 
>>> to take care of it :-)
>>>
>>> Cheers,
>>> Percy
>>
>>
>

-- 
David Percy
Geospatial Data Manager
Geology Department
Portland State University
http://gisgeek.pdx.edu
503-725-3373

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