view backend/contrib/shpimporter/fixpoints.py @ 8098:09725b65955a

Add new and simplyfied SedimentLoadFacet The SedimentLoadFacet is intended to work with the Measurement stations. It uses the same mechanismn to access the Mesurement station values as the calculation does. SedimentLoadLS values need a different facet that will come soon.
author Andre Heinecke <andre.heinecke@intevation.de>
date Fri, 15 Aug 2014 18:27:19 +0200
parents 5aa05a7a34b7
children
line wrap: on
line source
try:
    from osgeo import ogr, osr
except ImportError:
    import ogr, osr

from importer import Importer
import logging
logger = logging.getLogger("Fixpoints")
fixpoints_no_km_logged=False

TABLE_NAME="fixpoints"
PATH="Geodaesie/Festpunkte"
NAME="Fixpoints"


class Fixpoint(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 == 1


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


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

        geometry = feat.GetGeometryRef()
        geometry.SetCoordinateDimension(2)
        newFeat.SetGeometry(geometry)

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

        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, "KM"):
            newFeat.SetField("km", feat.GetFieldAsDouble("KM"))
        elif self.IsFieldSet(feat, "ELBE_KM"):
            newFeat.SetField("km", feat.GetFieldAsDouble("ELBE_KM"))
        else:
            global fixpoints_no_km_logged
            if not fixpoints_no_km_logged:
                logger.error("Could not find KM attribute")
                fixpoints_no_km_logged = True
            return None

        if self.IsFieldSet(feat, "X"):
            newFeat.SetField("x", feat.GetFieldAsDouble("X"))

        if self.IsFieldSet(feat, "Y"):
            newFeat.SetField("y", feat.GetFieldAsDouble("Y"))

        if self.IsFieldSet(feat, "HPGP"):
            newFeat.SetField("HPGP", feat.GetField("HPGP"))
        elif self.IsFieldSet(feat, "ART"):
            newFeat.SetField("HPGP", feat.GetField("ART"))

        return newFeat

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