The ECQL.toFilter() bit of that is Java code. GeoServer will basically
provide that for you.
Try making your filter text just "isLike(strToLowerCase(LABEL), 'via
passo%')" and see if that works better.
--
David Winslow
OpenGeo - http://opengeo.org/
On Tue, Apr 26, 2011 at 4:34 PM, Antonio Parrotta <[email protected]
> wrote:
> Hi Andrea,
>
> I'm still trying to figure out how to play with CQL filters to query by
> attributes. I've found that Geoserver 2.1RC4 sould support ECQL filters but
> the filter I'm building is not well interpreted.
>
> what I'm doing is:
>
> var filter = "ECQL.toFilter(isLike(strToLowerCase(LABEL), 'via passo%') ==
> true)";
>
> baseLyr.mergeNewParams({ 'cql_filter': filter });
>
> it throuws an exception, like could not parse CQL filter list.
>
> any idea?
>
> thanks a lot
>
> - Antonio
>
>
> On Thu, Apr 14, 2011 at 10:54 PM, Andrea Aime <
> [email protected]> wrote:
>
>> On Wed, Apr 13, 2011 at 11:16 PM, Phil Scadden <[email protected]>wrote:
>>
>>>
>>> > Using OL + WFS as Ricardo suggested is another option. It will give
>>> > you more control,probably nice popup functionality and visual feedback
>>> as you hover on the selection, but it won't scale up to large selections
>>> (e.g., more than a few tens of features) whilst the approach I'm suggesting
>>> above will be much more static but will scale up to whatever selection size
>>> with no particular problems.
>>> >
>>> Andrea - the SLDSelect control in Openlayers more less implements what
>>> you suggest.
>>
>>
>> I see, good to know
>>
>>
>>> This issue with it is that SLD filters are not honouring
>>> the SRS of spatial geometry on geoserver (though they are honoured on
>>> mapserver). If the spatial filter in the sld is in the same SRS as the
>>> layer in geoserver, this mechanism scale fine.
>>>
>>>
>> Yeah, in GeoServer we have to reproject the filters to the native SRS
>> before
>> they hit the data sources, since none of them is capable of handling
>> filters in a srs other than the native one.
>>
>> In WFS we have good support for both parsing the srs and reprojecting the
>> filter back to the native store srs, but in SLD handling we don't have
>> anything
>> like that.
>> We'd need to check if the (old) SLD 1.0 parser is able to attach the srs
>> information
>> to geometries, if so adding filter reprojection would be possible using
>> the
>> same machinery used for WFS
>>
>> I'd suggest to add a request for improvement. If anybody feels like
>> implementing
>> this I can give directions on what code to touch.
>>
>> Cheers
>> Andrea
>>
>> --
>> -------------------------------------------------------
>> Ing. Andrea Aime
>> GeoSolutions S.A.S.
>> Tech lead
>>
>> Via Poggio alle Viti 1187
>> 55054 Massarosa (LU)
>> Italy
>>
>> phone: +39 0584 962313
>> fax: +39 0584 962313
>> mob: +39 333 8128928
>>
>> http://www.geo-solutions.it
>> http://geo-solutions.blogspot.com/
>> http://www.youtube.com/user/GeoSolutionsIT
>> http://www.linkedin.com/in/andreaaime
>> http://twitter.com/geowolf
>>
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>>
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