Mercurial > dive4elements > river

annotate flys-backend/contrib/shpimporter/boundaries.py @ 4836:01e82da3f919

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author Sascha L. Teichmann <teichmann@intevation.de>
date Wed, 23 Jan 2013 11:14:22 +0100
parents 59ca5dab2782
children 5a0225ddae2b
rev   line source
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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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="hydr_boundaries"
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6 TABLE_NAME_POLY="hydr_boundaries_poly"
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7 PATH="Hydrologie/Hydr.Grenzen/Linien"
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8 NAME="Hydr. Boundaries"
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9
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
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10
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
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11 class HydrBoundary(Importer):
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12
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13 def getPath(self, base):
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14 return "%s/%s" % (base, PATH)
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15
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16
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17 def getTablename(self):
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18 return TABLE_NAME
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19
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20
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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: 2861
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21 def getName(self):
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22 return NAME
59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
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parents: 2861
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23
59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
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24
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25 def isGeometryValid(self, geomType):
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26 return geomType == 2
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27
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28
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29 def isShapeRelevant(self, name, path):
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30 return True
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31
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32
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33 def getKind(self, path):
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34 if path.find("BfG") > 0:
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35 return 1
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36 else:
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37 return 2
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38
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39
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40 def createNewFeature(self, featureDef, feat, **args):
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41 kind = self.getKind(args['path'])
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42
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43 newFeat = ogr.Feature(featureDef)
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44 geometry = feat.GetGeometryRef()
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45 geometry.SetCoordinateDimension(2)
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46
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47 newFeat.SetGeometry(geometry)
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48 newFeat.SetField("name", args['name'])
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49 newFeat.SetField("kind", kind)
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50
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51 if self.IsFieldSet(feat, "river_id"):
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52 newFeat.SetField("river_id", feat.GetField("river_id"))
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53 else:
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54 newFeat.SetField("river_id", self.river_id)
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55
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56 return newFeat
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57
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58
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59
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60 class HydrBoundaryPoly(HydrBoundary):
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61
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62 def getTablename(self):
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63 return TABLE_NAME_POLY
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64
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65
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59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
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parents: 2861
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66 def getName(self):
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67 return "%s (Polygons)" % NAME
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parents: 2861
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68
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parents: 2861
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69
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parents:
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70 def isGeometryValid(self, geomType):
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71 return geomType == 3 or geomType == 6
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72
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73
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74 def createNewFeature(self, featureDef, feat, **args):
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75 kind = self.getKind(args['path'])
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76
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77 newFeat = ogr.Feature(featureDef)
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78 geometry = feat.GetGeometryRef()
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79 geometry.SetCoordinateDimension(2)
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80
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81 newFeat.SetGeometry(geometry)
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82 newFeat.SetField("name", args['name'])
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83 newFeat.SetField("kind", kind)
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84
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85 if self.IsFieldSet(feat, "river_id"):
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86 newFeat.SetField("river_id", feat.GetField("river_id"))
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87 else:
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88 newFeat.SetField("river_id", self.river_id)
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89
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90 return newFeat
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91
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