[MAPSERVER-USERS] Postgis and Mapserver

[Ritesh Ambastha]

Hey Hans, 

Please check the mapserver log for the error(s). 
Also, do check the 'tmp' directory where map images are generated. 

Regards,
Ritesh Ambastha



Hans Castorp wrote:
> 
> Hi to all,
>  
> In the past days I have been answering some questions about it but, by
> now, I haven’t achieved my goal. I will try to explain what I have and
> what I want (need, in fact):
>  
> I’m displaying some cartography: lines and polygons from shape files and
> points from a Postgis table (without filtering).
> At the same time, I have a form to query the postgis table applying some
> filters. I am making these queries using PHP and SQL in the usual way. I
> don’t use mapscript queryByAttibutes, because SQL queries are more
> flexible and powerful (I think). Due to these facts what I have is: on one
> side, a map showing all the points (with no filter) and, on the other
> side, a filtered list of these same points.
>  
> What I’m looking to do is:
>  
> -          Zoom to all my selection, changing simbology in order to show
> some points with the default simbology (map file) and others (the result
> of my selection) with a special simbology.
> -          Zoom to one chosen point in my selection. By now, I’m doing it
> using zoomToExtents, passing as parameters x and y of the point (retrieved
> in the sql query). This works fine but I need to change the simbology of
> the selected point in order to make it clearly visible between the others.
>  
> What I’m trying in order to change simbology for selected points is
> something like this:
>  
> $oMap = ms_newMapObj($szMapFile);
>             
>             $oLayer = $oMap->getLayerByName("EMPRESAS");
>             
>             $oClass = $oLayer->getClass(0);
>             
>             $oEstilo = $oClass->getStyle(0);
>             
>             $oLayer->setFilter($sql);
>             
>             $oEstilo->set("symbolname", "MARKER_EMPRESA_ALT");
>  
> But I have no results (at least no errors, too J)
>  
> Some help will be welcomed.
> Thanks in advance to everyone.
>  
>  
>  
>  
> Hans Castorp
> 
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