Thanks Richard, in the end I opted for a client side solution ( https://github.com/calvinmetcalf/shapefile-js) which handles geometry collections with multiple geometry types great.
Chtis ned, 1. pro 2019. u 03:36 Richard Greenwood <[email protected]> napisao je: > I don't know anything about iterating thru a .zip file, but just in case > you aren't already familiar with it, ogr2ogr has -sql and -where options > that can be used to filter geometry types. So if you have different > geometry type in a single source file you can use for example: > -where "OGR_GEOMETRY='MULTIPOLYGON' OR OGR_GEOMETRY='POLYGON'" > If you have geometry collections with multiple geometry types it gets > harder. Personally, I'd pump it thru PostGIS in that case. > > Rich > > On Fri, Nov 29, 2019 at 1:42 AM Kristijan Cindrić <[email protected]> > wrote: > >> Thanks for the prompt answers! Ok, it's clear now on what's the problem >> here. >> Is there a way I can iterate through a .zip file containing individual >> .shp files, each file with its own geometry type (point, line, polygon), >> using ogre.adc4gis.com API? I could then append each feature to a >> geojson feature class and show it to the user. If ogre.adc4gis.com >> doesn't work I can try to run ogr2ogr in my app so suggestions in that way >> are helpful also. >> >> Thanks, >> >> Chris >> >> pet, 29. stu 2019. u 09:28 jratike80 <[email protected]> >> napisao je: >> >>> Hi, >>> >>> You just can't save lines and polygons into same shapefile. Read >>> https://www.esri.com/library/whitepapers/pdfs/shapefile.pdf "All the >>> non-Null shapes in a shapefile are required to be of the same shape >>> type." >>> >>> >>> -Jukka Rahkonen- >>> >>> >>> Kristijan Cindrić wrote >>> > Dear all, >>> > >>> > I have a headache inducing problem. Whenever I try to convert a GeoJSON >>> > feature collection which contains multiple different geometry shapes >>> (i.e. >>> > polygon, linestring and point) I get this type of error: >>> > >>> > "ERROR 1: Attempt to write non-polygon (LINESTRING) geometry to POLYGON >>> > type shapefile.\nERROR 1: Unable to write feature 1 from layer >>> > OGRGeoJSON.\nERROR 1: Terminating translation prematurely after >>> > failed\ntranslation of layer OGRGeoJSON (use -skipfailures to skip >>> > errors)\n" >>> > >>> > This is the sample GeoJSON I'm trying to convert: >>> > >>> > { >>> > "type": "FeatureCollection", >>> > "features": [{ >>> > "type": "Feature", >>> > "properties": {}, >>> > "geometry": { >>> > "type": "Polygon", >>> > "coordinates": [ >>> > [ >>> > [31.816406250000004, 55.27911529201564], >>> > [34.27734375000001, 51.944264879028765], >>> > [43.94531250000001, 51.944264879028765], >>> > [46.93359375000001, 58.35563036280967], >>> > [40.42968750000001, 60.1524422143808], >>> > [34.45312500000001, 59.085738569819505], >>> > [31.816406250000004, 55.27911529201564] >>> > ] >>> > ] >>> > } >>> > }, { >>> > "type": "Feature", >>> > "properties": {}, >>> > "geometry": { >>> > "type": "LineString", >>> > "coordinates": [ >>> > [0.5273437500000001, 21.289374355860424], >>> > [30.585937500000004, 20.632784250388028] >>> > ] >>> > } >>> > }, { >>> > "type": "Feature", >>> > "properties": {}, >>> > "geometry": { >>> > "type": "Point", >>> > "coordinates": [14.062500000000002, 50.064191736659104] >>> > } >>> > }] >>> > } >>> > >>> > >>> > I validated the GeoJSON on geojsonlint <http://geojsonlint.com/> >>> and >>> > it's >>> > all good. It happens every time I have a stack of different geometry >>> > types. >>> > It happens using ogre.adc4gis.com or ogr2ogr. It happens in the >>> opposite >>> > way also and when I use the skipfailure option I just get the first >>> > feature >>> > in my shapefile. >>> > >>> > Any ideas what's going on? >>> > >>> > >>> > Thanks! >>> > >>> > >>> > Chris >>> > >>> > _______________________________________________ >>> > gdal-dev mailing list >>> >>> > [email protected] >>> >>> > https://lists.osgeo.org/mailman/listinfo/gdal-dev >>> >>> >>> >>> >>> >>> -- >>> Sent from: http://osgeo-org.1560.x6.nabble.com/GDAL-Dev-f3742093.html >>> _______________________________________________ >>> gdal-dev mailing list >>> [email protected] >>> https://lists.osgeo.org/mailman/listinfo/gdal-dev >> >> _______________________________________________ >> gdal-dev mailing list >> [email protected] >> https://lists.osgeo.org/mailman/listinfo/gdal-dev > > > > -- > Richard W. Greenwood, PLS > www.greenwoodmap.com >
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