Mercurial > dive4elements > river
view backend/contrib/shpimporter/boundaries.py @ 7785:b1dfc7934e9d
INSTALL_DE: we don't want links to internalt sites and to build WSPLGEN
author | Tom Gottfried <tom@intevation.de> |
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date | Wed, 05 Mar 2014 17:51:23 +0100 |
parents | baae6cbc1086 |
children |
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try: from osgeo import ogr except ImportError: import ogr from importer import Importer import utils TABLE_NAME="hydr_boundaries" TABLE_NAME_POLY="hydr_boundaries_poly" PATH="Hydrologie/Hydr.Grenzen" 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 in [ogr.wkbLineString, ogr.wkbLineString25D, ogr.wkbMultiLineString25D, ogr.wkbMultiLineString] def isShapeRelevant(self, name, path): shp = ogr.Open(path) if self.isGeometryValid(shp.GetLayerByName(name).GetGeomType()) and \ self.getKind(path) > 0 and not "talaue" in path.lower(): return True else: return False def getKind(self, path): if "linien/bfg" in path.lower(): return 1 elif "linien/land" in path.lower(): return 2 elif "/sonstige/" in path.lower(): return 3 else: return 0 def createNewFeature(self, featureDef, feat, **args): kind = self.getKind(args['path']) newFeat = ogr.Feature(featureDef) geometry = feat.GetGeometryRef() geometry.SetCoordinateDimension(3) newFeat.SetGeometry(geometry) newFeat.SetField("name", args['name']) newFeat.SetField("kind", kind) if self.IsFieldSet(feat, "SECTIE"): newFeat.SetField("sectie", feat.GetField("SECTIE")) if self.IsFieldSet(feat, "STROVOER"): newFeat.SetField("sobek", feat.GetField("STROVOER")) if self.IsFieldSet(feat, "river_id"): newFeat.SetField("river_id", feat.GetField("river_id")) else: newFeat.SetField("river_id", self.river_id) return utils.convertToMultiLine(newFeat) class HydrBoundaryPoly(HydrBoundary): def getTablename(self): return TABLE_NAME_POLY def getName(self): return "%s (Polygons)" % NAME def isGeometryValid(self, geomType): return geomType == ogr.wkbPolygon or geomType == ogr.wkbMultiPolygon def isShapeRelevant(self, name, path): shp = ogr.Open(path) if self.isGeometryValid(shp.GetLayerByName(name).GetGeomType()) and \ self.getKind(path) > 0 and not "talaue" in path.lower(): return True else: return False 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, "SECTIE"): newFeat.SetField("sectie", feat.GetField("SECTIE")) if self.IsFieldSet(feat, "STROVOER"): newFeat.SetField("sobek", feat.GetField("STROVOER")) if self.IsFieldSet(feat, "river_id"): newFeat.SetField("river_id", feat.GetField("river_id")) else: newFeat.SetField("river_id", self.river_id) return utils.convertToMultiPolygon(newFeat)