view flys-backend/contrib/shpimporter/axis.py @ 3339:790c12c55abb

Backend: Added DB indices for fasten access to cross section points. flys-backend/trunk@4927 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 11 Jul 2012 10:37:03 +0000
parents b0132e1b9719
children 59ca5dab2782
line wrap: on
line source
import ogr

from importer import Importer

TABLE_NAME="river_axes"
PATH="Geodaesie/Flussachse+km"


class Axis(Importer):

    def getPath(self, base):
        return "%s/%s" % (base, PATH)


    def getTablename(self):
        return TABLE_NAME


    def isGeometryValid(self, geomType):
        return geomType == 2


    def isShapeRelevant(self, name, path):
        return name == "achse"


    def createNewFeature(self, featureDef, feat, **args):
        newFeat = ogr.Feature(featureDef)
        newFeat.SetGeometry(feat.GetGeometryRef())
        newFeat.SetField("name", args['name'])

        if self.IsFieldSet(feat, "river_id"):
            riverId = feat.GetField("river_id")
        else:
            riverId = self.river_id

        if self.IsFieldSet(feat, "kind"):
            kind = feat.GetField("kind")
        else:
            kind = 0

        newFeat.SetField("river_id", riverId)
        newFeat.SetField("kind", kind)

        return newFeat

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