Mercurial > dive4elements > river
view flys-backend/contrib/shpimporter/boundaries.py @ 5462:f2371f3aaf03
Show top level folder icons only if node has no factory
If you have an empty folder the folder icon is still shown.
This makes it possible to add functional "Top Level" entries
in the Datacage
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Tue, 26 Mar 2013 18:29:13 +0100 |
parents | 71a24278322c |
children | 4e166c514940 |
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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: 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, "SOBEK"): newFeat.SetField("sobek", feat.GetField("SOBEK")) 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: 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, "SOBEK"): newFeat.SetField("sobek", feat.GetField("SOBEK")) 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)