view backend/contrib/shpimporter/floodplains.py @ 9650:a2a42a6bac6b

Importer (s/u-info) extensions: outer try/catch for parse and log of line no, catching parsing exception if not enough value fields, parsing error and warning log messages with line number, detecting and rejecting duplicate data series, better differentiation between error and warning log messages
author mschaefer
date Mon, 23 Mar 2020 14:57:03 +0100
parents e10bfd2d2a5d
children
line wrap: on
line source
try:
    from osgeo import ogr
except ImportError:
    import ogr

from importer import Importer

TABLE_NAME="floodplain"
PATH="Hydrologie/Hydr.Grenzen"
NAME="Floodplains"


class Floodplain(Importer):

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


    def getTablename(self):
        return TABLE_NAME


    def getName(self):
        return NAME


    def isGeometryValid(self, geomType):
        return geomType == 3 or geomType == 6


    def isShapeRelevant(self, name, path):
        return name.lower().find("talaue") >= 0


    def createNewFeature(self, featureDef, feat, **args):
        newFeat  = ogr.Feature(featureDef)
        geometry = feat.GetGeometryRef()

        newFeat.SetGeometry(geometry)
        newFeat.SetField("name", args['name'])

        if args['path'].lower().endswith("/talaue.shp") and \
                not "sonstige" in args['path'].lower():
            newFeat.SetField("kind_id", 1) # offical
        else:
            newFeat.SetField("kind_id", 0) # misc

        if self.IsFieldSet(feat, "river_id"):
            newFeat.SetField("river_id", feat.GetField("river_id"))
        else:
            newFeat.SetField("river_id", self.river_id)

        return newFeat

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