view backend/contrib/shpimporter/crosssectiontracks.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 5aa05a7a34b7
children
line wrap: on
line source
try:
    from osgeo import ogr
except ImportError:
    import ogr

from importer import Importer

TABLE_NAME="cross_section_tracks"
PATH="Geodaesie/Querprofile"
NAME="Crosssections"


class CrosssectionTrack(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 == 2


    def isShapeRelevant(self, name, path):
        return True


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

        if args['path'].lower().endswith("/qps.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)

        if self.IsFieldSet(feat, "KILOMETER"):
            newFeat.SetField("km", feat.GetFieldAsDouble("KILOMETER"))
        elif self.IsFieldSet(feat, "KM"):
            newFeat.SetField("km", feat.GetFieldAsDouble("KM"))
        elif self.IsFieldSet(feat, "STATION"):
            newFeat.SetField("km", feat.GetFieldAsDouble("STATION"))
        else:
            return None

        if self.IsFieldSet(feat, "ELEVATION"):
            newFeat.SetField("z", feat.GetFieldAsDouble("ELEVATION"))
        else:
            newFeat.SetField("z", 0)

        return newFeat

http://dive4elements.wald.intevation.org