[mapserver-users] cgi variable substituition in DATA statement
thomas bonfort
thomas.bonfort at gmail.com
Thu Aug 22 23:32:32 PDT 2013
yes, that's it. the substitutions only work for the mapserver CGI, not
mapscripts. if you're using mapscript, you can manipulate your mapfile
directly.
--
thomas
On 23 August 2013 04:41, Peter Freimuth <freimuth69 at gmail.com> wrote:
> Hi,
> i will do so on Monday. Is it possible that the fact that we use a tiny map
> script wrapper to avoid the map file in the url have something to do with
> it.
> By the way i tried the leaving away of the single ' ' already but it just
> fails again because the parameter name doesn't get replaced. Thanks for all
> of your hints.
> Just to complete the circumstances. The map file uses the include mechanism
> to get the layer definitions and the layer which needs the substitutions is
> only referenced by a raster layer as an tile index. Don't know if this have
> something to do with it. If i use static values everything is working fine.
>
> Kind regards,
> --
> Peter Freimuth
>
>
> On 2013-08-22, at 3:17 AM, thomas bonfort <thomas.bonfort at gmail.com> wrote:
>
> Peter,
> can you email me your full mapfile, with the snippets you provided I
> can't see anything wrong and would therefore need to see any
> side-effects from the rest of the mapfile, and/or run it through a
> debugger to see where it's failing.
>
> --
> thomas
>
> On 21 August 2013 01:26, Peter Freimuth <freimuth69 at gmail.com> wrote:
>
> Hi,
> i am trying to get the dynamic variable substitution work on Mapserver
> 6.3dev but somehow it does'nt work as it worked before and as documented.
> When i execute
> http://10.10.4.18/cgi-bin/LI_USA-MT.cgi?SERVICE=WMS&VERSION=1.3.0&REQUEST=GetMap&BBOX=48.046271,-115.929840,48.198407,-115.666914&CRS=EPSG:4326&WIDTH=1647&HEIGHT=953&LAYERS=data_view&STYLES=&FORMAT=image/png&DPI=96&TRANSPARENT=TRUE&STARTDATE=2011-01-01&ENDDATE=2013-09-01
>
> or
>
> http://10.10.4.18/cgi-bin/LI_USA-MT.cgi?SERVICE=WMS&VERSION=1.3.0&REQUEST=GetMap&BBOX=48.046271,-115.929840,48.198407,-115.666914&CRS=EPSG:4326&WIDTH=1647&HEIGHT=953&LAYERS=data_view&STYLES=&FORMAT=image/png&DPI=96&TRANSPARENT=TRUE
>
> I get an error in
> msDrawMap(): Image handling error. Failed to draw layer named 'data_view'.
> msPostGISLayerWhichShapes(): Query error. Error executing query: ERROR:
> invalid input syntax for type date: "%STARTDATE%"
> LINE 8: ... (((acquisition_date >= date_trunc('day',date '%STARTDAT...
> ^
> So the substitution does not happen or the default is not applied.
> Any hint on what i am doing wrong would be great.
>
> See below the components from the mapfile:
>
> MAP
> .....
> #
> # Start of web interface definition
> #
> DATAPATTERN '^[a-zA-Z0-9\-\_\,]+$'
>
> WEB
> IMAGEPATH "/mnt/mapserver/mapserver_wms/geocloud_config/image_path"
> METADATA
> .....
> 'PRODUCTID_validation_pattern' '^[a-zA-Z0-9\-\_\,]+$'
> 'default_PRODUCTID' '1234567'
> 'CONTRACTIDS_validation_pattern' '^[a-zA-Z0-9\-\_\,]+$'
> 'default_CONTRACT_IDS' '0000'
> 'STARTDATE_validation_pattern'
> '^([0-9]{4})-([0-9]{2})-([0-9]{2})$'
> 'default_STARTDATE' '2011-01-01'
> 'ENDDATE_validation_pattern'
> '^([0-9]{4})-([0-9]{2})-([0-9]{2})$'
> 'default_END_DATE' '2013-09-01'
> END
> VALIDATION
> 'PRODUCTID' '^[a-zA-Z0-9\-\_\,]+$'
> 'CONTRACTIDS' '^[a-zA-Z0-9\-\_\,]+$'
> 'STARTDATE' '^([0-9]{4})-([0-9]{2})-([0-9]{2})$'
> 'ENDDATE' '^([0-9]{4})-([0-9]{2})-([0-9]{2})$'
> END
> END
> .....
> LAYER
> # this is the tileindex that aggregates the single image products
> together and makes them accessible for the RASTER LAYER "data_view" and
> "data_raw" for rendering
> NAME "data_idx"
> STATUS ON
> DEBUG 5
> UNITS dd
> TYPE POLYGON
> EXTENT -116.364631680367 44.1932837062986 -103.698350095065
> 49.1892799088128
> PROCESSING "CLOSE_CONNECTION=DEFER"
> CONNECTIONTYPE POSTGIS
> CONNECTION "user=***** password=***** dbname=***** host='*****'
> port=5432"
> DATA "wkb_geom FROM (SELECT t1.* FROM (SELECT re3aip.cat_id as
> archived_in_archiving_identifier, ico.image_id, ico.acquisition_date,
> re3aip.tile_id,
> ico.product_provider_image_identifier, re3aip.ohs_order_id,
> re3aip.imagetake_cat_id, ico.epsg_code,
> re3aip.ohs_contract_id, ico.service_name,
> ico.footprint_poly::geometry as wkb_geom, ico.image_location,
> ico.vrt_location
> FROM ows.imagepool_catalogue_ows ico
> JOIN ows.re_l3a_imagepool re3aip ON (re3aip.image_id=ico.image_id)
> WHERE ico.service_name in ('LI_USA-MT') AND
> (((acquisition_date >= date_trunc('day',date '%STARTDATE%') AND
> acquisition_date < date_trunc('day',date '%ENDDATE%') + interval '1 day')))
> AND
> re3aip.ohs_contract_id in ('%CONTRACTID%')
> ) t1
> LEFT OUTER JOIN
> (SELECT ico.image_id, ico.acquisition_date, re3aip.tile_id
> FROM ows.imagepool_catalogue_ows ico
> JOIN ows.re_l3a_imagepool re3aip ON (re3aip.image_id=ico.image_id)
> WHERE ico.service_name in ('LI_USA-MT') AND
> (((acquisition_date >= date_trunc('day',date
> '%STARTDATE%') AND
> acquisition_date < date_trunc('day',date '%ENDDATE%') + interval '1 day')))
> AND
> re3aip.ohs_contract_id in ('%CONTRACTID%')
> ) t2
> ON
> t1.tile_id = t2.tile_id AND
> ((t1.acquisition_date < t2.acquisition_date) OR
> (t1.acquisition_date = t2.acquisition_date AND t1.image_id < t2.image_id))
> WHERE t2.tile_id is NULL
> ORDER BY t1.ohs_contract_id, t1.tile_id
> ) foo USING UNIQUE image_id USING
> SRID=4326"
> #FILTER ( '[product_provider_image_identifier]'='%PRODUCTID%')
> PROJECTION
> "init=epsg:4326"
> END
> METADATA
> "ows_title" "Data Index"
> "ows_extent" "-116.364631680367 44.1932837062986
> -103.698350095065 49.1892799088128"
> #'PRODUCTID_validation_pattern' '^[a-zA-Z0-9\-\_\,]+$'
> #'default_PRODUCTID' '1234567'
> 'CONTRACTIDS_validation_pattern' '^[a-zA-Z0-9\-\_\,]+$'
> 'default_CONTRACTIDS' '0000'
> 'STARTDATE_validation_pattern'
> '^([0-9]{4})-([0-9]{2})-([0-9]{2})$'
> 'default_STARTDATE' '2011-01-01'
> 'ENDDATE_validation_pattern'
> '^([0-9]{4})-([0-9]{2})-([0-9]{2})$'
> 'default_ENDDATE' '2013-09-01'
> #disable explicitly everything that shall not be supported for
> this Layer
> "wms_enable_request" "!GetCapabilities !GetMap
> !GetLegendgraphic"
> "wcs_enable_request" "!GetCapabilities !GetCoverage
> !DescribeCoverage"
> "wfs_enable_request" "!GetCapabilities !GetFeature
> !DescribeFeatureType"
> END
> VALIDATION
> 'PRODUCTID' '^[a-zA-Z0-9\-\_\,]+$'
> 'CONTRACT_IDS' '^[a-zA-Z0-9\-\_\,]+$'
> 'STARTDATE' '^([0-9]{4})-([0-9]{2})-([0-9]{2})$'
> 'END_DATE' '^([0-9]{4})-([0-9]{2})-([0-9]{2})$'
> END
> END
> ....
> END
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