Mercurial > dive4elements > river
changeset 5294:3f35d9db48c1
Force UESG to multipolygon and import source field for messungen
| author | Andre Heinecke <aheinecke@intevation.de> |
|---|---|
| date | Thu, 14 Mar 2013 12:45:51 +0100 |
| parents | 8aae8c26844f |
| children | 55122db34cd0 |
| files | flys-backend/contrib/shpimporter/uesg.py flys-backend/contrib/shpimporter/utils.py |
| diffstat | 2 files changed, 22 insertions(+), 8 deletions(-) [+] |
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--- a/flys-backend/contrib/shpimporter/uesg.py Thu Mar 14 12:44:04 2013 +0100 +++ b/flys-backend/contrib/shpimporter/uesg.py Thu Mar 14 12:45:51 2013 +0100 @@ -4,7 +4,8 @@ import ogr from importer import Importer - +import os.path +import utils TABLE_NAME="floodmaps" PATH="Hydrologie/UeSG" @@ -26,11 +27,8 @@ def isGeometryValid(self, geomType): - if geomType == 3 or geomType == 6: - return True - else: - return False - + return geomType in [ogr.wkbMultiPolygon, + ogr.wkbPolygon] def getKind(self, path): kind = 0 @@ -54,7 +52,6 @@ def createNewFeature(self, featureDef, feat, **args): kind = self.getKind(args['path']) - newFeat = ogr.Feature(featureDef) newFeat.SetGeometry(feat.GetGeometryRef()) @@ -83,6 +80,11 @@ else: perimeter = 0 + if kind >= 200: + newFeat.SetField("source", + os.path.basename(os.path.dirname(args['path']))) + + groupId = 2 newFeat.SetField("river_id", riverId) @@ -93,5 +95,5 @@ newFeat.SetField("kind", kind) newFeat.SetField("name", args['name']) - return newFeat + return utils.convertToMultiPolygon(newFeat)
--- a/flys-backend/contrib/shpimporter/utils.py Thu Mar 14 12:44:04 2013 +0100 +++ b/flys-backend/contrib/shpimporter/utils.py Thu Mar 14 12:45:51 2013 +0100 @@ -108,3 +108,15 @@ geometry.AssignSpatialReference(srs) feature.SetGeometry(geometry) return feature + +def convertToMultiPolygon(feature): + """ + Converts a feature to a multiline feature. + """ + geometry = feature.GetGeometryRef() + # SRS information is lost while forcing to multiline + srs = geometry.GetSpatialReference() + geometry = ogr.ForceToMultiPolygon(geometry) + geometry.AssignSpatialReference(srs) + feature.SetGeometry(geometry) + return feature