Mercurial > dive4elements > river

annotate flys-backend/contrib/shpimporter/lines.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 b0132e1b9719
children 59ca5dab2782
rev   line source
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 import ogr
bd9e76e0b55d Improved the python shapefile importer.
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2
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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3 from importer import Importer
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4
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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5 TABLE_NAME="lines"
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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6 PATH="Geodaesie/Linien"
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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7
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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8
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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9 class Line(Importer):
bd9e76e0b55d Improved the python shapefile importer.
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10
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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11 def getPath(self, base):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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12 return "%s/%s" % (base, PATH)
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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13
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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14
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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15 def getTablename(self):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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16 return TABLE_NAME
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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17
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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18
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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19 def isGeometryValid(self, geomType):
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b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
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20 return geomType == 2 or geomType == -2147483646
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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21
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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22
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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23 def isShapeRelevant(self, name, path):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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24 return True
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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25
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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26
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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27 def createNewFeature(self, featureDef, feat, **args):
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b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
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28 newFeat = ogr.Feature(featureDef)
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
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29 geometry = feat.GetGeometryRef()
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
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30 geometry.SetCoordinateDimension(2)
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
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31
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
32 newFeat.SetGeometry(geometry)
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
33 newFeat.SetField("name", args['name'])
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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34
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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35 if self.IsFieldSet(feat, "river_id"):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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36 newFeat.SetField("river_id", feat.GetField("river_id"))
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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37 else:
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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38 newFeat.SetField("river_id", self.river_id)
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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39
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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40 if self.IsFieldSet(feat, "TYP"):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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41 newFeat.SetField("kind", feat.GetFieldAsDouble("TYP"))
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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42 else:
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
43 newFeat.SetField("kind", "DAMM")
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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44
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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45 if self.IsFieldSet(feat, "Z"):
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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46 newFeat.SetField("z", feat.GetFieldAsDouble("Z"))
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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47 else:
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2853
diff changeset
48 newFeat.SetField("z", 9999)
2853
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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49
bd9e76e0b55d Improved the python shapefile importer.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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50 return newFeat
bd9e76e0b55d Improved the python shapefile importer.
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51
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