diff flys-backend/contrib/shpimporter/crosssectiontracks.py @ 2853:bd9e76e0b55d

Improved the python shapefile importer. flys-backend/trunk@4313 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 27 Apr 2012 06:39:12 +0000
parents
children b0132e1b9719
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-backend/contrib/shpimporter/crosssectiontracks.py	Fri Apr 27 06:39:12 2012 +0000
@@ -0,0 +1,49 @@
+import ogr
+
+from importer import Importer
+
+TABLE_NAME="cross_section_tracks"
+PATH="Geodaesie/Querprofile"
+
+
+class CrosssectionTrack(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 createNewFeature(self, featureDef, feat, **args):
+        newFeat = ogr.Feature(featureDef)
+        newFeat.SetGeometry(feat.GetGeometryRef())
+
+        if self.IsFieldSet(feat, "river_id"):
+            newFeat.SetField("river_id", feat.GetField("river_id"))
+        else:
+            newFeat.SetField("river_id", self.river_id)
+
+        if self.IsFieldSet(feat, "KILOMETER"):
+            newFeat.SetField("km", feat.GetFieldAsDouble("KILOMETER"))
+        elif self.IsFieldSet(feat, "KM"):
+            newFeat.SetField("km", feat.GetFieldAsDouble("KM"))
+        else:
+            return None
+
+        if self.IsFieldSet(feat, "ELEVATION"):
+            newFeat.SetField("z", feat.GetFieldAsDouble("ELEVATION"))
+        else:
+            newFeat.SetField("z", 0)
+
+        return newFeat
+

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