view flys-backend/contrib/shpimporter/uesg.py @ 4174:eaf83d4ae6b1

Sorted gauges for reference gauge selection in historical discharge calculation based on their name. Now, Gauge implements the Java Comparable interface and takes its name into account.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 18 Oct 2012 13:12:24 +0200
parents 59ca5dab2782
children f1c01fecf194
line wrap: on
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import ogr

from importer import Importer


TABLE_NAME="floodmaps"
PATH="Hydrologie/UeSG/Berechnung"
NAME="UESG"


class UESG(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):
        if geomType == 3 or geomType == 6:
            return True
        else:
            return False


    def getKind(self, path):
        kind = 0
        if path.find("Berechnung") > 0:
            kind = kind + 100

            if path.find("Aktuell") > 0:
                kind = kind + 10
            else:
                kind = kind + 20

            if path.find("Land") > 0:
                kind = kind + 2
            else:
                kind = kind + 1
        else:
            kind = kind + 200

        return kind


    def createNewFeature(self, featureDef, feat, **args):
        kind  = self.getKind(args['path'])

        newFeat = ogr.Feature(featureDef)
        newFeat.SetGeometry(feat.GetGeometryRef())

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

        if self.IsFieldSet(feat, "diff"):
            diff = feat.GetFieldAsDouble("diff")
        else:
            diff = 0

        if self.IsFieldSet(feat, "count"):
            count = feat.GetFieldAsInteger("count")
        else:
            count = 0

        if self.IsFieldSet(feat, "area"):
            area = feat.GetFieldAsDouble("area")
        else:
            area = 0

        if self.IsFieldSet(feat, "perimeter"):
            perimeter = feat.GetFieldAsDouble("perimeter")
        else:
            perimeter = 0

        groupId = 2

        newFeat.SetField("river_id", riverId)
        newFeat.SetField("diff", diff)
        newFeat.SetField("count", count)
        newFeat.SetField("area", area)
        newFeat.SetField("perimeter", perimeter)
        newFeat.SetField("kind", kind)
        newFeat.SetField("name", args['name'])

        return newFeat

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