Mercurial > dive4elements > river

annotate flys-backend/contrib/shpimporter/catchments.py @ 3341:51f037483071

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Backend: Strategy to directly transform native SQL results into Maps. flys-backend/trunk@4955 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 12 Jul 2012 14:51:23 +0000
parents 998f1a7dcfde
children 59ca5dab2782
rev   line source
2862
998f1a7dcfde New shape importers and schema modifications.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 import ogr
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2
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3 from importer import Importer
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4
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5 TABLE_NAME="catchment"
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6 PATH="Hydrologie/Einzugsgebiet"
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7
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8
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9 class Catchment(Importer):
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10
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11 def getPath(self, base):
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12 return "%s/%s" % (base, PATH)
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13
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14
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15 def getTablename(self):
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16 return TABLE_NAME
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17
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18
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19 def isGeometryValid(self, geomType):
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20 return geomType == 3 or geomType == 6
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21
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22
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23 def isShapeRelevant(self, name, path):
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24 return True
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25
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26
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27 def createNewFeature(self, featureDef, feat, **args):
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28 newFeat = ogr.Feature(featureDef)
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29 geometry = feat.GetGeometryRef()
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30 geometry.SetCoordinateDimension(2)
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31
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32 newFeat.SetGeometry(geometry)
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33
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34 if self.IsFieldSet(feat, "river_id"):
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35 newFeat.SetField("river_id", feat.GetField("river_id"))
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36 else:
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37 newFeat.SetField("river_id", self.river_id)
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38
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39 if self.IsFieldSet(feat, "Name"):
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40 newFeat.SetField("name", feat.GetField("name"))
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41 else:
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42 newFeat.SetField("name", args['name'])
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43
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44 if self.IsFieldSet(feat, "AREA"):
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45 newFeat.SetField("area", feat.GetField("area"))
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46
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47 return newFeat
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48
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