Mercurial > dive4elements > river

annotate backend/contrib/shpimporter/uesg.py @ 5877:7e48f7a64182

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document how to read schema with correct encoding
author Tom Gottfried <tom@intevation.de>
date Mon, 29 Apr 2013 13:42:20 +0200
parents 249b8766a178
children
rev   line source
5004
f1c01fecf194 Fix imports of ogr, this removes a warning in gdal 1.9 but keeps
Andre Heinecke <aheinecke@intevation.de>
parents: 3654
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1 try:
f1c01fecf194 Fix imports of ogr, this removes a warning in gdal 1.9 but keeps
Andre Heinecke <aheinecke@intevation.de>
parents: 3654
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2 from osgeo import ogr
5077
c5187ab9f571 Fix Syntax Errror
Andre Heinecke <aheinecke@intevation.de>
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3 except ImportError:
5004
f1c01fecf194 Fix imports of ogr, this removes a warning in gdal 1.9 but keeps
Andre Heinecke <aheinecke@intevation.de>
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4 import ogr
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5
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bd9e76e0b55d Improved the python shapefile importer.
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6 from importer import Importer
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3f35d9db48c1 Force UESG to multipolygon and import source field for messungen
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7 import os.path
3f35d9db48c1 Force UESG to multipolygon and import source field for messungen
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8 import utils
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9
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10 TABLE_NAME="floodmaps"
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11 PATH="Hydrologie/UeSG"
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59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
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12 NAME="UESG"
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13
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14
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15 class UESG(Importer):
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16
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17 def getPath(self, base):
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18 return "%s/%s" % (base, PATH)
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19
bd9e76e0b55d Improved the python shapefile importer.
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20
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21 def getTablename(self):
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22 return TABLE_NAME
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23
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24
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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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25 def getName(self):
59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
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26 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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27
59ca5dab2782 Shape importer: use python's OptionParse to read user specific configuration from command line.
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28
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29 def isGeometryValid(self, geomType):
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30 return geomType in [ogr.wkbMultiPolygon,
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31 ogr.wkbPolygon]
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32
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33 def getKind(self, path):
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34 kind = 0
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35 if path.find("Berechnung") > 0:
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36 kind = kind + 100
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37
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38 if path.find("Aktuell") > 0:
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39 kind = kind + 10
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40 else:
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41 kind = kind + 20
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42
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170f514a4f29 SCHEMA CHANGE: lookup table for floodmaps and source-field added, Importer adapted to new directory names
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parents: 5077
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43 if path.find("Bundesl") > 0:
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44 kind = kind + 2
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45 else:
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46 kind = kind + 1
5a654f2e35bc Added a python tool to import shapefiles into database.
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47 else:
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48 kind = kind + 200
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49
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50 return kind
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51
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52
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53 def createNewFeature(self, featureDef, feat, **args):
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54 kind = self.getKind(args['path'])
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55 newFeat = ogr.Feature(featureDef)
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56 newFeat.SetGeometry(feat.GetGeometryRef())
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57
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58 if self.IsFieldSet(feat, "river_id"):
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59 riverId = feat.GetField(feat)
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60 else:
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61 riverId = self.river_id
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62
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b0132e1b9719 Added further shape importers and added the option to reproject shapes during the import process.
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parents: 2853
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63 if self.IsFieldSet(feat, "diff"):
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64 diff = feat.GetFieldAsDouble("diff")
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65 else:
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66 diff = 0
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67
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68 if self.IsFieldSet(feat, "count"):
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69 count = feat.GetFieldAsInteger("count")
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70 else:
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71 count = 0
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72
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73 if self.IsFieldSet(feat, "area"):
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74 area = feat.GetFieldAsDouble("area")
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75 else:
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76 area = 0
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77
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78 if self.IsFieldSet(feat, "perimeter"):
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79 perimeter = feat.GetFieldAsDouble("perimeter")
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80 else:
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81 perimeter = 0
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82
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249b8766a178 Schema change: new column 'waterbody' for floodmaps and importer
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parents: 5838
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83 if self.IsFieldSet(feat, "GEWAESSER"):
249b8766a178 Schema change: new column 'waterbody' for floodmaps and importer
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84 newFeat.SetField("waterbody", feat.GetField("GEWAESSER"))
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85
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3f35d9db48c1 Force UESG to multipolygon and import source field for messungen
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86 if kind >= 200:
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87 newFeat.SetField("source",
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88 os.path.basename(os.path.dirname(args['path'])))
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89
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90
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91 groupId = 2
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92
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93 newFeat.SetField("river_id", riverId)
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94 newFeat.SetField("diff", diff)
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95 newFeat.SetField("count", count)
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96 newFeat.SetField("area", area)
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97 newFeat.SetField("perimeter", perimeter)
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98 newFeat.SetField("kind", kind)
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99 newFeat.SetField("name", args['name'])
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100
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101 return utils.convertToMultiPolygon(newFeat)
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102
http://dive4elements.wald.intevation.org