Mercurial > dive4elements > river
diff flys-backend/contrib/shpimporter/boundaries.py @ 3800:69d19995bc3c 2.9.1
merged flys-backend/2.9.1
author | Thomas Arendsen Hein <thomas@intevation.de> |
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date | Fri, 28 Sep 2012 12:14:48 +0200 |
parents | 59ca5dab2782 |
children | 5a0225ddae2b |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-backend/contrib/shpimporter/boundaries.py Fri Sep 28 12:14:48 2012 +0200 @@ -0,0 +1,91 @@ +import ogr + +from importer import Importer + +TABLE_NAME="hydr_boundaries" +TABLE_NAME_POLY="hydr_boundaries_poly" +PATH="Hydrologie/Hydr.Grenzen/Linien" +NAME="Hydr. Boundaries" + + +class HydrBoundary(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 getKind(self, path): + if path.find("BfG") > 0: + return 1 + else: + return 2 + + + def createNewFeature(self, featureDef, feat, **args): + kind = self.getKind(args['path']) + + newFeat = ogr.Feature(featureDef) + geometry = feat.GetGeometryRef() + geometry.SetCoordinateDimension(2) + + newFeat.SetGeometry(geometry) + newFeat.SetField("name", args['name']) + newFeat.SetField("kind", kind) + + if self.IsFieldSet(feat, "river_id"): + newFeat.SetField("river_id", feat.GetField("river_id")) + else: + newFeat.SetField("river_id", self.river_id) + + return newFeat + + + +class HydrBoundaryPoly(HydrBoundary): + + def getTablename(self): + return TABLE_NAME_POLY + + + def getName(self): + return "%s (Polygons)" % NAME + + + def isGeometryValid(self, geomType): + return geomType == 3 or geomType == 6 + + + def createNewFeature(self, featureDef, feat, **args): + kind = self.getKind(args['path']) + + newFeat = ogr.Feature(featureDef) + geometry = feat.GetGeometryRef() + geometry.SetCoordinateDimension(2) + + newFeat.SetGeometry(geometry) + newFeat.SetField("name", args['name']) + newFeat.SetField("kind", kind) + + if self.IsFieldSet(feat, "river_id"): + newFeat.SetField("river_id", feat.GetField("river_id")) + else: + newFeat.SetField("river_id", self.river_id) + + return newFeat +