Mercurial > dive4elements > river

annotate flys-backend/contrib/shpimporter/hws.py @ 5137:04eb62eae722

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River Axes and HWS_lines are now multiline
author Andre Heinecke <aheinecke@intevation.de>
date Thu, 28 Feb 2013 12:58:25 +0100
parents 5ba502e78e05
children 76db0e48dbc0
rev   line source
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37fa93f65971 (importer) Add classes for hws_points and hws_lines
Andre Heinecke <aheinecke@intevation.de>
parents: 3654
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1 # -*- coding: utf-8 -*-
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2 import os
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3
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4 try:
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5 from osgeo import ogr
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6 except ImportError:
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7 import ogr
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8
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9 from importer import Importer
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10 import utils
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11
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12 import logging
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13 logger = logging.getLogger("Hochwasserschutzanlagen")
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14
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15 PATH="Hydrologie/HW-Schutzanlagen"
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16 NAME="HWS"
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17
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18 # Keep in sync with hws_kinds table:
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19 HWS_KIND = {
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20 "durchlass" : 1,
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21 "damm" : 2,
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22 "deich" : 2,
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23 "hochufer" : 2,
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24 "graben" : 3,
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25 "rohr1" : 1,
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26 }
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27
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28 # Keep in sync with fed_states table:
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29 FED_STATES = {
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30 "bayern" : 1,
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31 "hessen" : 2,
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32 "niedersachsen" : 3,
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33 "nordrhein-westfalen" : 4,
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34 "nordrhein westfalen" : 4,
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35 "rheinland-pfalz" : 5,
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36 "rheinland pfalz" : 5,
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37 "saarland" : 6,
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38 "schleswig-holstein" : 7,
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39 "schleswig holstein" : 7,
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40 "brandenburg" : 8,
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41 "mecklenburg-vorpommern" : 9,
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42 "mecklenburg vorpommern" : 9,
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43 "thüringen" : 10,
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44 "baden-württemberg" : 11,
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45 "baden württemberg" : 11,
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46 "sachsen-anhalt" : 12,
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47 "sachsen anhalt" : 12,
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48 "sachsen" : 13,
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49 "berlin" : 14,
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50 "bremen" : 15,
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51 "hamburg" : 16,
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52 }
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53
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54 class HWSPoints(Importer):
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55 fieldmap = {
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56 "name$" : "name",
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57 "quelle$" : "source",
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58 "anmerkung$" : "description",
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59 "stand$" : "status_date",
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60 "verband$" : "agency",
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61 "Deich_{0,1}KM$" : "dike_km",
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62 "Bereich$" : "range",
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63 "H[oeö]{0,2}he_{0,1}SOLL$" : "z_target",
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64 "(WSP_){0,1}BfG_{0,1}100$" : "rated_level",
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65 "H[oeö]{0,2}he_{0,1}IST$" : "z",
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66 }
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67
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68 def getPath(self, base):
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69 return "%s/%s" % (base, PATH)
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70
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71 def getTablename(self):
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72 return "hws_points"
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73
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74 def getName(self):
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75 return "HWS_POINTS"
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76
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77 def isGeometryValid(self, geomType):
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78 return geomType == ogr.wkbPoint or geomType == ogr.wkbPoint25D
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79
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80 def isShapeRelevant(self, name, path):
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81 shp = ogr.Open(path)
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82 return self.isGeometryValid(shp.GetLayerByName(name).GetGeomType())
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83
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84 def createNewFeature(self, featureDef, feat, **args):
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85 newFeat = ogr.Feature(featureDef)
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86 geometry = feat.GetGeometryRef()
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87 geometry.SetCoordinateDimension(2)
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88
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89 self.copyFields(feat, newFeat, self.fieldmap)
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90
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91 newFeat.SetGeometry(geometry)
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92
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93 artname = self.searchField("art$")
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94 if self.IsFieldSet(feat, artname):
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95 self.handled(artname)
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96 kind_id = HWS_KIND.get(feat.GetField(artname).lower())
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97 if not kind_id:
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98 logger.warn("Unknown Art: %s" % \
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99 feat.GetField(artname))
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100 else:
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101 newFeat.SetField("kind_id", kind_id)
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102
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103 fname = self.searchField("Bundesland$")
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104 if self.IsFieldSet(feat, fname):
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105 self.handled(fname)
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106 fed_id = FED_STATES.get(feat.GetField(fname).lower())
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107
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108 if not fed_id:
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109 logger.warn("Unknown Bundesland: %s" % \
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110 feat.GetField("Bundesland"))
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111 else:
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112 newFeat.SetField("fed_state_id", fed_id)
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113
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114 fname = self.searchField("(ufer$)|(flussseite$)")
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115 if self.IsFieldSet(feat, fname):
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116 self.handled(fname)
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117 shoreString = feat.GetField(fname)
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118 if "links" in shoreString.lower():
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119 newFeat.SetField("shore_side", True)
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120 elif "rechts" in shoreString.lower():
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121 newFeat.SetField("shore_side", False)
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122
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123
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124 fname = self.searchField("river_{0,1}id$")
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125 if self.IsFieldSet(feat, fname):
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126 self.handled(fname)
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127 if feat.GetField(fname) != self.river_id:
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128 logger.warn("River_id mismatch between shapefile and"
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129 " importer parameter.")
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130 newFeat.SetField("river_id", feat.GetField(fname))
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131 else:
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132 newFeat.SetField("river_id", self.river_id)
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133
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134 fname = self.searchField("name$")
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135 if not self.IsFieldSet(feat, fname):
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136 newFeat.SetField("name", args['name'])
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137
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138 fname = self.searchField("offiziell$")
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139 if self.IsFieldSet(feat, fname):
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140 self.handled(fname)
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141 offiziell = feat.GetField(fname)
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142 if offiziell == "1" or offiziell == 1:
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143 newFeat.SetField("official", True)
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144 else:
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145 newFeat.SetField("official", False)
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146 # Set the official value based on the file name as a fallback
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147 elif args.get("name", "").lower() == "rohre_und_sperren" or \
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148 args.get("name", "").lower() == "rohre-und-sperren":
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149 newFeat.SetField("official", True)
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150
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151 if self.IsFieldSet(newFeat, "z") and \
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152 self.IsFieldSet(newFeat, "rated_level"):
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153 fname = self.searchField("freibord(_m){0,1}$")
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154 self.handled(fname)
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155 z = newFeat.GetFieldAsDouble("z")
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156 rl = newFeat.GetFieldAsDouble("rated_level")
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157 newFeat.SetField("freeboard", z - rl)
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158
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159 return newFeat
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160
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161 class HWSLines(HWSPoints):
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162
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163 # TODO: GEOM_target, GEOM_rated_level, dike_km_from, dike_km_to
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164 fieldmap = {
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165 "name$" : "name",
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166 "quelle$" : "source",
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167 "anmerkung$" : "description",
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168 "stand$" : "status_date",
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169 "verband$" : "agency",
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170 "Bereich$" : "range",
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171 }
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172
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173 def getPath(self, base):
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174 return "%s/%s" % (base, PATH)
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175
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176 def getTablename(self):
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177 return "hws_lines"
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178
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179 def getName(self):
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180 return "HWS_LINES"
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181
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182 def isGeometryValid(self, geomType):
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183 return geomType in [ogr.wkbLineString,
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184 ogr.wkbLineString25D,
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185 ogr.wkbMultiLineString25D,
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186 ogr.wkbMultiLineString]
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187
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188 def isShapeRelevant(self, name, path):
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189 shp = ogr.Open(path)
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190 return self.isGeometryValid(shp.GetLayerByName(name).GetGeomType())
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191
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192 def createNewFeature(self, featureDef, feat, **args):
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193 newFeat = HWSPoints.createNewFeature(self, featureDef, feat, **args)
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194 geometry = feat.GetGeometryRef()
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195 if geometry.GetCoordinateDimension() == 2:
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196 geometry.SetCoordinateDimension(3)
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197 newFeat.SetGeometry(geometry)
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198
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199 return utils.convertToMultiLine(newFeat)
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200
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201
http://dive4elements.wald.intevation.org