IT-Naturschutz/konova
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#160 Parcel calc fix

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* fixes minor bug where invalid geometry (self intersecting) could not be used properly as input for WFS parcel intersection calculation
    * future enhancements regarding map client will make sure invalid geometries can not be added in the first place
This commit is contained in:
mpeltriaux 2022-05-11 16:03:53 +02:00
parent 3535aba30f
commit 0b4b664265
1 changed files with 2 additions and 2 deletions
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4
konova/utils/wfs/spatial.py
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@ -11,7 +11,7 @@ from json import JSONDecodeError
from time import sleep
import requests
from django.contrib.gis.db.models.functions import AsGML, Transform
from django.contrib.gis.db.models.functions import AsGML, Transform, MakeValid
from requests.auth import HTTPDigestAuth
from konova.settings import DEFAULT_SRID_RLP, PARCEL_WFS_USER, PARCEL_WFS_PW, PROXIES
@ -91,7 +91,7 @@ class ParcelWFSFetcher(AbstractWFSFetcher):
).annotate(
transformed=Transform(srid=filter_srid, expression="geom")
).annotate(
gml=AsGML('transformed')
gml=AsGML(MakeValid('transformed'))
).first().gml
spatial_filter = f"<Filter><{geometry_operation}><PropertyName>{self.geometry_property_name}</PropertyName>{geom_gml}</{geometry_operation}></Filter>"
return spatial_filter