Hei! I got my answers. Thanks guys!
Sander On Wed, Feb 9, 2022 at 12:35 PM Jörg Thomsen (WhereGroup) < [email protected]> wrote: > Hello Sander, > > > 1. Had issues with 4326 to 3301 transformation,the extent and all > that. (OpenLayers could manage but QGIS couldnt). Previously only had > ows_extent. > Is ows_extent even a thing? This only shows wms_extent > https://mapserver.org/ogc/wms_server.html#layer-object-metadata > Should you use wfs_extent and wms_extent instead? > > the wms_ / wfs_ / ows_ / oga_ (coming in MapServer 8) Metadata-entry are > aiming on your output. So, if you only want to serve wms, you only need the > wms_*. > wfs_* conigures your WFS-server. If you want to serv wms and wfs and the > parameters are the same, you can use ows_ instead. > > > 1. My layer is doing an OGR connection directly to the API URL. Works > fine. My question is, the API renews itself every 2 minutes (new data). > How does Mapserver handle the request with that connection? I move the > map (openlayers), there's a new Mapserver request - does Mapserver make a > new request to the API endpoint and get a new json? > Or is there some sort of cache? > > No cache by default. MapServer requests the data source every time > mapserver gets itself a getmap or get feature info request (or getfeature > when serving wfs). So your WMS serves the actual data any time. If you want > a cache, you have to configure mapcache or mapproxy separately. > > > 1. Am I missing something else from the Metadata that I should > consider? > > I don't see anything missing > > Jörg > > Am 09.02.22 um 10:26 schrieb Sander Pukk: > > Hi there! > > Trying to use a geojson output from API directly in Mapserver layer. > Geojson is per standard, 4326, but my Mapserver and OL (the client) is > configured to 3301. > We have hundreds of layers (mostly from Postgres) at the same time and the > system works. > No other direct API ones. > > The current MAP file's WEB part looks like this: > > WEB >> METADATA >> "wfs_title" "title" >> "wfs_enable_request" "*" >> "wms_enable_request" "*" >> "wfs_encoding" "UTF-8" >> "wms_title" "title" >> "wms_encoding" "UTF-8" >> "wms_onlineresource" >> "url/mapserv?map=/app/gis/infokihid/infolayers_other.map&" >> "wfs_onlineresource" >> "url/mapserv?map=/app/gis/infokihid/infolayers_other.map&" >> "ows_srs" "EPSG:3301 EPSG:3857 >> EPSG:4326" >> "ows_enable_request" "*" >> "wfs_getfeature_formatlist" "gml,geojson" >> "wms_feature_info_mime_type" >> "application/json,application/json; >> subtype=geojson,application/vnd.ogc.gml,text/plain" >> END >> END > > > >> PROJECTION >> "init=epsg:3301" >> END > > > > And the layer: > > PROJECTION >> "init=epsg:4326" >> END >> >> METADATA >> "wfs_srs" "EPSG:3301" >> "gml_msGeometry_type" "line" > > * #"ows_extent" "40500 5993000 1064500 7017000" copy paste lon and >> lat from these 3301 coordinates from other layer's capabilites* >> "ows_extent" "14.9318705986602 53.7681633673032 35.1060366818735 >> 63.2747817924556" >> "wfs_extent" "14.9318705986602 53.7681633673032 >> 35.1060366818735 63.2747817924556" >> "wms_extent" "14.9318705986602 53.7681633673032 >> 35.1060366818735 63.2747817924556" >> "ows_title" "road_restrictions" >> "ows_abstract" "road_restrictions" >> "ows_keywordlist" "road_restrictions" >> "ows_include_items" "all" >> "gml_include_items" "all" >> "ows_featureid" "id" >> "gml_exclude_items" "edges,geometry" >> "ows_exclude_items" "edges,geometry" >> END > > > > Couple of questions I have which I didnt really find answers for: > > > 1. Had issues with 4326 to 3301 transformation,the extent and all > that. (OpenLayers could manage but QGIS couldnt). Previously only had > ows_extent. > Is ows_extent even a thing? This only shows wms_extent > https://mapserver.org/ogc/wms_server.html#layer-object-metadata > Should you use wfs_extent and wms_extent instead? > 2. My layer is doing an OGR connection directly to the API URL. Works > fine. My question is, the API renews itself every 2 minutes (new data). > How does Mapserver handle the request with that connection? I move the > map (openlayers), there's a new Mapserver request - does Mapserver make a > new request to the API endpoint and get a new json? > Or is there some sort of cache? > 3. Am I missing something else from the Metadata that I should > consider? > > > With kind regards, > Sander > > _______________________________________________ > MapServer-users mailing > [email protected]https://lists.osgeo.org/mailman/listinfo/mapserver-users > > > -- > Viele Grüße, > Jörg Thomsen > > --------------------------------------------- > Schon gewusst? > In unserem Blog geben wir Tipps & Tricks zu Open-Source-GIS-Software > und berichten aus unserem Experten-Alltag: > https://wheregroup.com/blog/ > --------------------------------------------- > > Jörg Thomsen > WhereGroup GmbH > Bundesallee 23 > 10717 Berlin > Germany > > Tel: +49 (0)30 / 5130 278 74 > Fax: +49 (0)30 / 5130 278 11 > [email protected] > > Geschäftsführer: > Olaf Knopp, Peter Stamm > Amtsgericht Bonn, HRB 9885 > > ------------------------------- > Folgen Sie der WhereGroup auf twitter: http://twitter.com/WhereGroup_com > > _______________________________________________ > MapServer-users mailing list > [email protected] > https://lists.osgeo.org/mailman/listinfo/mapserver-users >
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