Mercurial > dive4elements > river

annotate flys-backend/contrib/shpimporter/catchments.py @ 4421:0b0f415203f0

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Add new Filter class to change caching Add new Filter class to avoid caching of GWT nocache files in browsers and http proxies. The new Filter class NoCacheFilter sets http headers to stop the proxies and browesers from storing the nocache files.
author Björn Ricks <bjoern.ricks@intevation.de>
date Tue, 06 Nov 2012 13:32:06 +0100
parents 59ca5dab2782
children f1c01fecf194
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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59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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7 NAME="Catchments"
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8
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9
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10 class Catchment(Importer):
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11
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12 def getPath(self, base):
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13 return "%s/%s" % (base, PATH)
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14
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15
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16 def getTablename(self):
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17 return TABLE_NAME
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59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2862
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20 def getName(self):
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21 return NAME
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 2862
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22
59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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23
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24 def isGeometryValid(self, geomType):
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25 return geomType == 3 or geomType == 6
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26
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27
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28 def isShapeRelevant(self, name, path):
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29 return True
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30
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31
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32 def createNewFeature(self, featureDef, feat, **args):
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33 newFeat = ogr.Feature(featureDef)
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34 geometry = feat.GetGeometryRef()
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35 geometry.SetCoordinateDimension(2)
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36
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37 newFeat.SetGeometry(geometry)
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38
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39 if self.IsFieldSet(feat, "river_id"):
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40 newFeat.SetField("river_id", feat.GetField("river_id"))
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41 else:
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42 newFeat.SetField("river_id", self.river_id)
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43
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44 if self.IsFieldSet(feat, "Name"):
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45 newFeat.SetField("name", feat.GetField("name"))
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46 else:
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47 newFeat.SetField("name", args['name'])
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48
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49 if self.IsFieldSet(feat, "AREA"):
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50 newFeat.SetField("area", feat.GetField("area"))
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51
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52 return newFeat
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53
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