Mercurial > dive4elements > river

annotate flys-backend/contrib/shpimporter/boundaries.py @ 4953:a72e90fc45ed dami

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SCHEMA CHANGE: extended hydr_boundaries tables
author Andre Heinecke <aheinecke@intevation.de>
date Fri, 01 Feb 2013 10:41:12 +0100
parents 5a0225ddae2b
children f1c01fecf194
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:
diff changeset
1 import ogr
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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2
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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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"
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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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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10
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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11 class HydrBoundary(Importer):
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12
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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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 def getTablename(self):
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17 return TABLE_NAME
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18
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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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19 def getName(self):
59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
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20 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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21
2861
b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
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22 def isGeometryValid(self, geomType):
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23 return geomType == ogr.wkbLineString
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24
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25 def isShapeRelevant(self, name, path):
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26 shp = ogr.Open(path)
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27 if self.isGeometryValid(shp.GetLayerByName(name).GetGeomType()) and \
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28 self.getKind(path) > 0:
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29 return True
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30 else:
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31 return False
2861
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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32
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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33 def getKind(self, path):
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34 if "linien/bfg" in path.lower():
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35 return 1
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36 elif "linien/land" in path.lower():
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37 return 2
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38 elif "/sonstige/" in path.lower():
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39 return 3
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40 else:
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41 return 0
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42
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43 def createNewFeature(self, featureDef, feat, **args):
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44 kind = self.getKind(args['path'])
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45
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46 newFeat = ogr.Feature(featureDef)
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47 geometry = feat.GetGeometryRef()
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48 geometry.SetCoordinateDimension(2)
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49
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50 newFeat.SetGeometry(geometry)
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51 newFeat.SetField("name", args['name'])
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52 newFeat.SetField("kind", kind)
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53 if self.IsFieldSet(feat, "SECTIE"):
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54 newFeat.SetField("sectie", feat.GetField("SECTIE"))
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55
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56 if self.IsFieldSet(feat, "SOBEK"):
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57 newFeat.SetField("sobek", feat.GetField("SOBEK"))
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58
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59 if self.IsFieldSet(feat, "river_id"):
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Andre Heinecke <aheinecke@intevation.de>
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60 newFeat.SetField("river_id", feat.GetField("river_id"))
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61 else:
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62 newFeat.SetField("river_id", self.river_id)
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63
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64 return newFeat
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65
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66 class HydrBoundaryPoly(HydrBoundary):
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67
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68 def getTablename(self):
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69 return TABLE_NAME_POLY
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70
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71 def getName(self):
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72 return "%s (Polygons)" % NAME
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73
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74 def isGeometryValid(self, geomType):
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75 return geomType == ogr.wkbPolygon or geomType == ogr.wkbMultiPolygon
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76
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77 def isShapeRelevant(self, name, path):
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78 shp = ogr.Open(path)
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79 if self.isGeometryValid(shp.GetLayerByName(name).GetGeomType()) and \
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80 self.getKind(path) > 0:
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81 return True
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82 else:
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83 return False
2861
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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84
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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85 def createNewFeature(self, featureDef, feat, **args):
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86 kind = self.getKind(args['path'])
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87
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88 newFeat = ogr.Feature(featureDef)
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89 geometry = feat.GetGeometryRef()
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90 geometry.SetCoordinateDimension(2)
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91
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92 newFeat.SetGeometry(geometry)
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93 newFeat.SetField("name", args['name'])
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94 newFeat.SetField("kind", kind)
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95
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96 if self.IsFieldSet(feat, "SECTIE"):
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97 newFeat.SetField("sectie", feat.GetField("SECTIE"))
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98
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99 if self.IsFieldSet(feat, "SOBEK"):
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100 newFeat.SetField("sobek", feat.GetField("SOBEK"))
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101
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102
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103 if self.IsFieldSet(feat, "river_id"):
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104 newFeat.SetField("river_id", feat.GetField("river_id"))
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105 else:
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106 newFeat.SetField("river_id", self.river_id)
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107
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108 return newFeat
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109
http://dive4elements.wald.intevation.org