Mercurial > dive4elements > river

annotate flys-backend/contrib/shpimporter/floodmarks.py @ 5645:696d710470f5

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flys/issue1077: Show loads as step line, therefore transform data in SedimentLoadFacet to stretch as in the measurement stations bounds. Deal with this new kind of data in the Generator.
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Wed, 10 Apr 2013 09:35:07 +0200
parents ed149d5d7fb7
children
rev   line source
5545
ed149d5d7fb7 Add floodmarks importer
Andre Heinecke <aheinecke@intevation.de>
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1 # -*- coding: utf-8 -*-
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2 try:
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3 from osgeo import ogr
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4 except ImportError:
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5 import ogr
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6
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7 from importer import Importer
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8 import logging
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9 import os
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10 import re
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11
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Andre Heinecke <aheinecke@intevation.de>
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12 TABLE_NAME="flood_marks"
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Andre Heinecke <aheinecke@intevation.de>
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13 PATH="Hydrologie/HW-Marken"
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14 NAME="Floodmarks"
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15
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16 logger = logging.getLogger(NAME)
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17
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18 BUILDING_KINDS= {
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19 "sonstige" : 0,
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20 "brücken" : 1,
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Andre Heinecke <aheinecke@intevation.de>
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21 "wehre" : 2,
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Andre Heinecke <aheinecke@intevation.de>
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22 "pegel" : 3,
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23 }
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24
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25 class Floodmark(Importer):
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Andre Heinecke <aheinecke@intevation.de>
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26 fieldmap = {
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Andre Heinecke <aheinecke@intevation.de>
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27 "^station$" : "km",
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28 "^km$" : "km",
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Andre Heinecke <aheinecke@intevation.de>
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29 "^wsv-km$" : "km",
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Andre Heinecke <aheinecke@intevation.de>
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30 "^FlussKm$" : "km",
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Andre Heinecke <aheinecke@intevation.de>
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31 "^z$" : "z",
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32 "^z\d*" : "z", # z02, z1890, usw.
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33 "^m+NHN$" : "z",
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Andre Heinecke <aheinecke@intevation.de>
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34 "^Ort$" : "location",
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Andre Heinecke <aheinecke@intevation.de>
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35 "^Pegel$" : "location",
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36 }
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37
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38 def getPath(self, base):
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39 return "%s/%s" % (base, PATH)
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40
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41 def getTablename(self):
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42 return TABLE_NAME
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43
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44 def getName(self):
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45 return NAME
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46
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47 def isGeometryValid(self, geomType):
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48 return geomType == ogr.wkbPoint
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49
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50 def isShapeRelevant(self, name, path):
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51 return "hw-marken" in name.lower()
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52
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53 def createNewFeature(self, featureDef, feat, **args):
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54 newFeat = ogr.Feature(featureDef)
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55 geometry = feat.GetGeometryRef()
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56 geometry.SetCoordinateDimension(2)
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57 newFeat.SetGeometry(geometry)
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58
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59 self.copyFields(feat, newFeat, self.fieldmap)
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60
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61 newFeat.SetField("river_id", self.river_id)
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62
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63 filename = os.path.basename(args['path'])
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64
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65 # Try to extract the year from the filename
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66 match = re.search(r"([_\-])(\d\d\d\d)([_\-])", filename)
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67 if match:
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68 year = match.groups()[1]
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69 year = int(year)
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70 newFeat.SetField("year", year)
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71 else:
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72 logger.warn(u"Could not extract year from filename: %s " % filename)
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73
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74 return newFeat
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75
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