diff flys-backend/contrib/shpimporter/boundaries.py @ 2861:b0132e1b9719

Added further shape importers and added the option to reproject shapes during the import process. flys-backend/trunk@4342 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 03 May 2012 14:19:52 +0000
parents
children 59ca5dab2782
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-backend/contrib/shpimporter/boundaries.py	Thu May 03 14:19:52 2012 +0000
@@ -0,0 +1,82 @@
+import ogr
+
+from importer import Importer
+
+TABLE_NAME="hydr_boundaries"
+TABLE_NAME_POLY="hydr_boundaries_poly"
+PATH="Hydrologie/Hydr.Grenzen/Linien"
+
+
+class HydrBoundary(Importer):
+
+    def getPath(self, base):
+        return "%s/%s" % (base, PATH)
+
+
+    def getTablename(self):
+        return TABLE_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 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
+

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