Steve,

:-[    oh,

sorry, it seems that my eyes have become bad ...

OK, I tried this:

   'LEVEL_validation_pattern' '1|1,2|1,2,3|1,2,3,4|1,2,3,4,5'
   'TIME_START_validation_pattern' '20$|^20'
   'TIME_END_validation_pattern' '20$|^20'
   'default_LEVEL' '1,2,3,4,5'
   'default_TIME_START' '2011-04-01'
   'default_TIME_END' '2011-04-30'

In the Maps web-metadata and/or layer-metadata tags, it works fine in the layer-metadata but not for the maps metadata. If I understood your discussion on ticket #3522, there were plans to enable to put this into the maps-metadata tag as well?

Thanks so far!

Regards, Till




Lime, Steve D (DNR) wrote:
Hi Till: From the migration guide...

"Runtime subsitution now *requires* a validation pattern be present before the
substitution will take place (this had been optional). This can be done via
a layer metadata tag as before or within layer or web VALIDATION blocks. See
ticket #3522 for more information."

Could this be it?

Steve

-----Original Message-----
From: [email protected] 
[mailto:[email protected]] On Behalf Of adams
Sent: Wednesday, April 13, 2011 9:40 AM
To: [email protected]
Subject: [mapserver-users] mapserver 6 beta5 and variable substitutions

Dear list,

I am just testing around with mapserver 6 beta5 and wonder, if there is an issue with the variable substitutuions.

Great work so far !! Thanks guys!

... and now my problem ;-):
We set a filter on events due to time and level in the client and send the parameters via url as variable substitutions to the DATA -request on postgis in the mapfile:


<mapfile snip>

CONNECTION 'user=....
DATA "geom from (select * from table WHERE level IN (%LEVEL%) AND (date BETWEEN '%TIME_START%' AND '%TIME_END%' OR ....))) as foo using unique id using SRID=..."
....

</mapfile snip>


Calling this via WMS getMap-Request:

http:// ... /mapserv6?map=maps.map&LAYERS=earthquake&...&LEVEL=1,2,3&TIME_START=2011-03-10&TIME_END=2011-03-24&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&....

Works fine for mapserver 5.6, but fails on mapserver6 (yes, I tried without variable substitution and all works fine after reading: http://mapserver.org/trunk/MIGRATION_GUIDE.html - thanks for that!)

This is the xml error I get:

<?xml version='1.0' encoding="ISO-8859-1" standalone="no" ?>
<!DOCTYPE ServiceExceptionReport SYSTEM "http://schemas.opengis.net/wms/1.1.1/exception_1_1_1.dtd";>
<ServiceExceptionReport version="1.1.1">
<ServiceException>
msDrawMap(): Image handling error. Failed to draw layer named &#39;earthquake&#39;. msPostGISLayerWhichShapes(): Query error. Error (ERROR: syntax error at or near &quot;%&quot;
LINE 1: ...WHERE head_category_id = 34 AND level IN (%LEVE...
                                                             ^
) executing query: select &quot;level&quot;,encode(ST_AsBinary(ST_Force_2D(&quot;head_geo&quot;),&#39;NDR&#39;),&#39;hex&#39;) as geom,&quot;id&quot; from (select * from app_head_event WHERE head_category_id = 34 AND level IN (%LEVEL%) AND (head_time_start::date BETWEEN &#39;%TIME_START%&#39; AND &#39;%TIME_END%&#39; OR head_time_end::date BETWEEN &#39;%TIME_START%&#39; AND &#39;%TIME_END%&#39; OR (head_time_end::date &gt; &#39;%TIME_END%&#39; AND head_time_start::date &lt; &#39;%TIME_START%&#39;))) as foo where head_geo &amp;&amp; GeomFromText(&#39;POLYGON((11401706.0926982 2783146.86697407,11401706.0926982 5613635.52927973,19986215.8245698 5613635.52927973,19986215.8245698 2783146.86697407,11401706.0926982 2783146.86697407))&#39;,900913) msValidateParameter(): Regular expression error. Parameter pattern validation failed. msValidateParameter(): Regular expression error. Parameter pattern validation failed. msValidateParameter(): Regular expression error. Parameter pattern validation failed.
[....]
</ServiceException>
</ServiceExceptionReport>

It seems that the var-subs are not passed to the query... or is there something else I missed?

I just found one issue on variable substitutions:
http://osgeo-org.1803224.n2.nabble.com/MapServer-6-0-0-beta4-release-td6225613.html

But in my eyes this does not explain my problem.

Thanks in advance!

Till


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--

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terrestris GmbH & Co. KG
Irmintrudisstrasse 17
53111 Bonn
Germany

Till Adams
Geschäftsführung

Tel: +49 (0)228 / 962 899-52
Fax: +49 (0)228 / 962 899-57
[email protected] http://www.terrestris.de
Amtsgericht Bonn, HRA 6835
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Komplementärin:

terrestris Verwaltungs GmbH

vertreten durch:
Hinrich Paulsen, Till Adams

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