Enable duplicate code detection for Python code
1 | # -*- coding: utf-8 -*- |
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2 | ''' |
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3 | This module contains an opionated gateway for the capakey webservice. |
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4 | |||
5 | .. versionadded:: 0.2.0 |
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6 | ''' |
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7 | |||
8 | from __future__ import unicode_literals |
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9 | import six |
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10 | import json |
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11 | |||
12 | import logging |
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13 | log = logging.getLogger(__name__) |
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14 | |||
15 | from crabpy.gateway.exception import ( |
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16 | GatewayRuntimeException, |
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17 | GatewayResourceNotFoundException |
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18 | ) |
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19 | |||
20 | from dogpile.cache import make_region |
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21 | |||
22 | import requests |
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23 | |||
24 | |||
25 | def capakey_rest_gateway_request(url, headers={}, params={}): |
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26 | ''' |
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27 | Utility function that helps making requests to the CAPAKEY REST service. |
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28 | |||
29 | :param string url: URL to request. |
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30 | :param dict headers: Headers to send with the URL. |
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31 | :param dict params: Parameters to send with the URL. |
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32 | :returns: Result of the call. |
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33 | ''' |
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34 | try: |
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35 | res = requests.get(url, headers=headers, params=params) |
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36 | res.raise_for_status() |
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37 | return res |
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38 | except requests.ConnectionError as ce: |
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39 | raise GatewayRuntimeException( |
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40 | 'Could not execute request due to connection problems:\n%s' % repr(ce), |
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41 | ce |
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42 | ) |
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43 | except requests.HTTPError as he: |
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44 | raise GatewayResourceNotFoundException() |
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45 | except requests.RequestException as re: |
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46 | raise GatewayRuntimeException( |
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47 | 'Could not execute request due to:\n%s' % repr(re), |
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48 | re |
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49 | ) |
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50 | |||
51 | |||
52 | class CapakeyRestGateway(object): |
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53 | ''' |
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54 | A REST gateway to the capakey webservice. |
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55 | |||
56 | .. versionadded:: 0.8.0 |
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57 | ''' |
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58 | |||
59 | caches = {} |
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60 | |||
61 | def __init__(self, **kwargs): |
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62 | self.base_url = kwargs.get( |
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63 | 'base_url', |
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64 | 'https://geoservices.informatievlaanderen.be/capakey/api/v1' |
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65 | ) |
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66 | self.base_headers = { |
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67 | 'Accept': 'application/json' |
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68 | } |
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69 | cache_regions = ['permanent', 'long', 'short'] |
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70 | for cr in cache_regions: |
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71 | self.caches[cr] = make_region(key_mangler=str) |
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72 | if 'cache_config' in kwargs: |
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73 | for cr in cache_regions: |
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74 | if ('%s.backend' % cr) in kwargs['cache_config']: |
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75 | log.debug('Configuring %s region on CapakeyRestGateway', cr) |
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76 | self.caches[cr].configure_from_config( |
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77 | kwargs['cache_config'], |
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78 | '%s.' % cr |
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79 | ) |
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80 | |||
81 | @staticmethod |
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82 | def _parse_centroid(center): |
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83 | ''' |
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84 | Parse response center from the CapakeyRestGateway to (CenterX, CenterY) |
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85 | |||
86 | :param center: response center from the CapakeyRestGateway |
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87 | :return: (CenterX, CenterY) |
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88 | ''' |
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89 | coordinates = json.loads(center)["coordinates"] |
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90 | return coordinates[0], coordinates[1] |
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91 | |||
92 | @staticmethod |
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93 | def _parse_bounding_box(bounding_box): |
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94 | ''' |
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95 | Parse response bounding box from the CapakeyRestGateway to (MinimumX, MinimumY, MaximumX, MaximumY) |
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96 | |||
97 | :param bounding_box: response bounding box from the CapakeyRestGateway |
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98 | :return: (MinimumX, MinimumY, MaximumX, MaximumY) |
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99 | ''' |
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100 | coordinates = json.loads(bounding_box)["coordinates"] |
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101 | x_coords = [x for x, y in coordinates[0]] |
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102 | y_coords = [y for x, y in coordinates[0]] |
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103 | return min(x_coords), min(y_coords), max(x_coords), max(y_coords) |
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104 | |||
105 | def list_gemeenten(self, sort=1): |
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106 | ''' |
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107 | List all `gemeenten` in Vlaanderen. |
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108 | |||
109 | :param integer sort: What field to sort on. |
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110 | :rtype: A :class:`list` of :class:`Gemeente`. |
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111 | ''' |
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112 | def creator(): |
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113 | url = self.base_url + '/municipality' |
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114 | h = self.base_headers |
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115 | p = { |
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116 | 'orderbyCode': sort == 1 |
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117 | } |
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118 | res = capakey_rest_gateway_request(url, h, p).json() |
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119 | return [ |
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120 | Gemeente(r['municipalityCode'], r['municipalityName']) |
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121 | for r in res['municipalities'] |
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122 | ] |
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123 | if self.caches['permanent'].is_configured: |
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124 | key = 'list_gemeenten_rest#%s' % sort |
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125 | gemeente = self.caches['permanent'].get_or_create(key, creator) |
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126 | else: |
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127 | gemeente = creator() |
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128 | for g in gemeente: |
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129 | g.set_gateway(self) |
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130 | return gemeente |
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131 | |||
132 | def get_gemeente_by_id(self, id): |
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133 | ''' |
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134 | Retrieve a `gemeente` by id (the NIScode). |
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135 | |||
136 | :rtype: :class:`Gemeente` |
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137 | ''' |
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138 | def creator(): |
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139 | url = self.base_url + '/municipality/%s' % id |
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140 | h = self.base_headers |
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141 | p = { |
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142 | 'geometry': 'bbox', |
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143 | 'srs': '31370' |
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144 | } |
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145 | res = capakey_rest_gateway_request(url, h, p).json() |
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146 | return Gemeente( |
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147 | res['municipalityCode'], |
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148 | res['municipalityName'], |
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149 | self._parse_centroid(res['geometry']['center']), |
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150 | self._parse_bounding_box(res['geometry']['boundingBox']) |
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151 | ) |
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152 | if self.caches['long'].is_configured: |
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153 | key = 'get_gemeente_by_id_rest#%s' % id |
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154 | gemeente = self.caches['long'].get_or_create(key, creator) |
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155 | else: |
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156 | gemeente = creator() |
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157 | gemeente.set_gateway(self) |
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158 | return gemeente |
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159 | |||
160 | def list_kadastrale_afdelingen(self): |
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161 | ''' |
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162 | List all `kadastrale afdelingen` in Flanders. |
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163 | |||
164 | :param integer sort: Field to sort on. |
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165 | :rtype: A :class:`list` of :class:`Afdeling`. |
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166 | ''' |
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167 | def creator(): |
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168 | gemeentes = self.list_gemeenten() |
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169 | res = [] |
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170 | for g in gemeentes: |
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171 | res += self.list_kadastrale_afdelingen_by_gemeente(g) |
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172 | return res |
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173 | if self.caches['permanent'].is_configured: |
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174 | key = 'list_afdelingen_rest' |
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175 | afdelingen = self.caches['permanent'].get_or_create(key, creator) |
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176 | else: |
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177 | afdelingen = creator() |
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178 | return afdelingen |
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179 | |||
180 | def list_kadastrale_afdelingen_by_gemeente(self, gemeente, sort=1): |
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181 | ''' |
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182 | List all `kadastrale afdelingen` in a `gemeente`. |
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183 | |||
184 | :param gemeente: The :class:`Gemeente` for which the \ |
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185 | `afdelingen` are wanted. |
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186 | :param integer sort: Field to sort on. |
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187 | :rtype: A :class:`list` of :class:`Afdeling`. |
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188 | ''' |
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189 | try: |
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190 | gid = gemeente.id |
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191 | except AttributeError: |
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192 | gid = gemeente |
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193 | gemeente = self.get_gemeente_by_id(gid) |
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194 | gemeente.clear_gateway() |
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195 | |||
196 | def creator(): |
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197 | url = self.base_url + '/municipality/%s/department' % gid |
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198 | h = self.base_headers |
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199 | p = { |
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200 | 'orderbyCode': sort == 1 |
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201 | } |
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202 | res = capakey_rest_gateway_request(url, h, p).json() |
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203 | return [ |
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204 | Afdeling( |
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205 | id=r['departmentCode'], |
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206 | naam=r['departmentName'], |
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207 | gemeente=gemeente |
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208 | ) for r in res['departments']] |
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209 | if self.caches['permanent'].is_configured: |
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210 | key = 'list_kadastrale_afdelingen_by_gemeente_rest#%s#%s' % (gid, sort) |
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211 | afdelingen = self.caches['permanent'].get_or_create(key, creator) |
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212 | else: |
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213 | afdelingen = creator() |
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214 | for a in afdelingen: |
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215 | a.set_gateway(self) |
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216 | return afdelingen |
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217 | |||
218 | def get_kadastrale_afdeling_by_id(self, aid): |
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219 | ''' |
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220 | Retrieve a 'kadastrale afdeling' by id. |
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221 | |||
222 | :param aid: An id of a `kadastrale afdeling`. |
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223 | :rtype: A :class:`Afdeling`. |
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224 | ''' |
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225 | def creator(): |
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226 | url = self.base_url + '/department/%s' % (aid) |
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227 | h = self.base_headers |
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228 | p = { |
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229 | 'geometry': 'bbox', |
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230 | 'srs': '31370' |
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231 | } |
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232 | res = capakey_rest_gateway_request(url, h, p).json() |
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233 | return Afdeling( |
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234 | id=res['departmentCode'], |
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235 | naam=res['departmentName'], |
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236 | gemeente=Gemeente(res['municipalityCode'], res['municipalityName']), |
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237 | centroid=self._parse_centroid(res['geometry']['center']), |
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238 | bounding_box=self._parse_bounding_box(res['geometry']['boundingBox']) |
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239 | ) |
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240 | if self.caches['long'].is_configured: |
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241 | key = 'get_kadastrale_afdeling_by_id_rest#%s' % aid |
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242 | afdeling = self.caches['long'].get_or_create(key, creator) |
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243 | else: |
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244 | afdeling = creator() |
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245 | afdeling.set_gateway(self) |
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246 | return afdeling |
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247 | |||
248 | def list_secties_by_afdeling(self, afdeling): |
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249 | ''' |
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250 | List all `secties` in a `kadastrale afdeling`. |
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251 | |||
252 | :param afdeling: The :class:`Afdeling` for which the `secties` are \ |
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253 | wanted. Can also be the id of and `afdeling`. |
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254 | :rtype: A :class:`list` of `Sectie`. |
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255 | ''' |
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256 | try: |
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257 | aid = afdeling.id |
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258 | gid = afdeling.gemeente.id |
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259 | except AttributeError: |
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260 | aid = afdeling |
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261 | afdeling = self.get_kadastrale_afdeling_by_id(aid) |
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262 | gid = afdeling.gemeente.id |
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263 | afdeling.clear_gateway() |
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264 | |||
265 | def creator(): |
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266 | url = self.base_url + '/municipality/%s/department/%s/section' % (gid, aid) |
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267 | h = self.base_headers |
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268 | res = capakey_rest_gateway_request(url, h).json() |
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269 | return [ |
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270 | Sectie( |
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271 | r['sectionCode'], |
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272 | afdeling |
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273 | ) for r in res['sections'] |
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274 | ] |
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275 | if self.caches['long'].is_configured: |
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276 | key = 'list_secties_by_afdeling_rest#%s' % aid |
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277 | secties = self.caches['long'].get_or_create(key, creator) |
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278 | else: |
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279 | secties = creator() |
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280 | for s in secties: |
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281 | s.set_gateway(self) |
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282 | return secties |
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283 | |||
284 | View Code Duplication | def get_sectie_by_id_and_afdeling(self, id, afdeling): |
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285 | ''' |
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286 | Get a `sectie`. |
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287 | |||
288 | :param id: An id of a sectie. eg. "A" |
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289 | :param afdeling: The :class:`Afdeling` for in which the `sectie` can \ |
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290 | be found. Can also be the id of and `afdeling`. |
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291 | :rtype: A :class:`Sectie`. |
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292 | ''' |
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293 | try: |
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294 | aid = afdeling.id |
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295 | except AttributeError: |
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296 | aid = afdeling |
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297 | afdeling = self.get_kadastrale_afdeling_by_id(aid) |
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298 | afdeling.clear_gateway() |
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299 | |||
300 | def creator(): |
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301 | url = self.base_url + '/municipality/%s/department/%s/section/%s' % (afdeling.gemeente.id, afdeling.id, id) |
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302 | h = self.base_headers |
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303 | p = { |
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304 | 'geometry': 'bbox', |
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305 | 'srs': '31370' |
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306 | } |
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307 | res = capakey_rest_gateway_request(url, h, p).json() |
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308 | return Sectie( |
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309 | res['sectionCode'], |
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310 | afdeling, |
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311 | self._parse_centroid(res['geometry']['center']), |
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312 | self._parse_bounding_box(res['geometry']['boundingBox']) |
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313 | ) |
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314 | if self.caches['long'].is_configured: |
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315 | key = 'get_sectie_by_id_and_afdeling_rest#%s#%s' % (id, aid) |
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316 | sectie = self.caches['long'].get_or_create(key, creator) |
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317 | else: |
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318 | sectie = creator() |
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319 | sectie.set_gateway(self) |
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320 | return sectie |
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321 | |||
322 | def parse_percid(self, capakey): |
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323 | import re |
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324 | match = re.match( |
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325 | r"^([0-9]{5})([A-Z]{1})([0-9]{4})\/([0-9]{2})([A-Z\_]{1})([0-9]{3})$", |
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326 | capakey |
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327 | ) |
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328 | if match: |
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329 | percid = match.group(1) + '_' + match.group(2) +\ |
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330 | '_' + match.group(3) + '_' + match.group(5) + '_' +\ |
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331 | match.group(6) + '_' + match.group(4) |
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332 | return percid |
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333 | else: |
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334 | raise ValueError( |
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335 | "Invalid Capakey %s can't be parsed" % capakey |
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336 | ) |
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337 | |||
338 | def parse_capakey(self, percid): |
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339 | import re |
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340 | match = re.match( |
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341 | r"^([0-9]{5})_([A-Z]{1})_([0-9]{4})_([A-Z\_]{1})_([0-9]{3})_([0-9]{2})$", |
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342 | percid |
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343 | ) |
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344 | if match: |
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345 | capakey = match.group(1) + match.group(2) +\ |
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346 | match.group(3) + '/' + match.group(5) + '_' +\ |
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347 | match.group(6) + '_' + match.group(4) |
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348 | return capakey |
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349 | else: |
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350 | raise ValueError( |
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351 | "Invalid percid %s can't be parsed" % percid |
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352 | ) |
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353 | |||
354 | View Code Duplication | def list_percelen_by_sectie(self, sectie): |
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355 | ''' |
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356 | List all percelen in a `sectie`. |
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357 | |||
358 | :param sectie: The :class:`Sectie` for which the percelen are wanted. |
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359 | :param integer sort: Field to sort on. |
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360 | :rtype: A :class:`list` of :class:`Perceel`. |
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361 | ''' |
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362 | sid = sectie.id |
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363 | aid = sectie.afdeling.id |
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364 | gid = sectie.afdeling.gemeente.id |
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365 | sectie.clear_gateway() |
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366 | def creator(): |
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367 | url = self.base_url + '/municipality/%s/department/%s/section/%s/parcel' % (gid, aid, sid) |
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368 | h = self.base_headers |
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369 | p = { |
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370 | 'data': 'cadmap' |
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371 | } |
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372 | res = capakey_rest_gateway_request(url, h, p).json() |
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373 | return [ |
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374 | Perceel( |
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375 | r['perceelnummer'], |
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376 | sectie, |
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377 | r['capakey'], |
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378 | self.parse_percid(r['capakey']), |
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379 | ) for r in res['parcels'] |
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380 | ] |
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381 | if self.caches['short'].is_configured: |
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382 | key = 'list_percelen_by_sectie_rest#%s#%s#%s' % (gid, aid, sid) |
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383 | percelen = self.caches['short'].get_or_create(key, creator) |
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384 | else: |
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385 | percelen = creator() |
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386 | for p in percelen: |
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387 | p.set_gateway(self) |
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388 | return percelen |
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389 | |||
390 | def get_perceel_by_id_and_sectie(self, id, sectie): |
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391 | ''' |
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392 | Get a `perceel`. |
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393 | |||
394 | :param id: An id for a `perceel`. |
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395 | :param sectie: The :class:`Sectie` that contains the perceel. |
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396 | :rtype: :class:`Perceel` |
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397 | ''' |
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398 | sid = sectie.id |
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399 | aid = sectie.afdeling.id |
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400 | gid = sectie.afdeling.gemeente.id |
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401 | sectie.clear_gateway() |
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402 | def creator(): |
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403 | url = self.base_url + '/municipality/%s/department/%s/section/%s/parcel/%s' % (gid, aid, sid, id) |
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404 | h = self.base_headers |
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405 | p = { |
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406 | 'geometry': 'bbox', |
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407 | 'srs': '31370', |
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408 | 'data': 'cadmap' |
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409 | } |
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410 | res = capakey_rest_gateway_request(url, p, h).json() |
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411 | return Perceel( |
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412 | res['perceelnummer'], |
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413 | sectie, |
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414 | res['capakey'], |
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415 | Perceel.get_percid_from_capakey(res['capakey']), |
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416 | None, |
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417 | None, |
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418 | self._parse_centroid(res['geometry']['center']), |
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419 | self._parse_bounding_box(res['geometry']['boundingBox']) |
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420 | ) |
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421 | if self.caches['short'].is_configured: |
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422 | key = 'get_perceel_by_id_and_sectie_rest#%s#%s#%s' % (id, sectie.id, sectie.afdeling.id) |
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423 | perceel = self.caches['short'].get_or_create(key, creator) |
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424 | else: |
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425 | perceel = creator() |
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426 | perceel.set_gateway(self) |
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427 | return perceel |
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428 | |||
429 | def get_perceel_by_capakey(self, capakey): |
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430 | ''' |
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431 | Get a `perceel`. |
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432 | |||
433 | :param capakey: An capakey for a `perceel`. |
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434 | :rtype: :class:`Perceel` |
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435 | ''' |
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436 | def creator(): |
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437 | url = self.base_url + '/parcel/%s' % capakey |
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438 | h = self.base_headers |
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439 | p = { |
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440 | 'geometry': 'bbox', |
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441 | 'srs': '31370', |
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442 | 'data': 'cadmap' |
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443 | } |
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444 | res = capakey_rest_gateway_request(url, p, h).json() |
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445 | return Perceel( |
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446 | res['perceelnummer'], |
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447 | Sectie( |
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448 | res['sectionCode'], |
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449 | Afdeling( |
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450 | res['departmentCode'], |
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451 | res['departmentName'], |
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452 | Gemeente(res['municipalityCode'], res['municipalityName']) |
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453 | ) |
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454 | ), |
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455 | res['capakey'], |
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456 | Perceel.get_percid_from_capakey(res['capakey']), |
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457 | None, |
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458 | None, |
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459 | self._parse_centroid(res['geometry']['center']), |
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460 | self._parse_bounding_box(res['geometry']['boundingBox']) |
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461 | ) |
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462 | if self.caches['short'].is_configured: |
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463 | key = 'get_perceel_by_capakey_rest#%s' % capakey |
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464 | perceel = self.caches['short'].get_or_create(key, creator) |
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465 | else: |
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466 | perceel = creator() |
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467 | perceel.set_gateway(self) |
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468 | return perceel |
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469 | |||
470 | def get_perceel_by_percid(self, percid): |
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471 | ''' |
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472 | Get a `perceel`. |
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473 | |||
474 | :param percid: A percid for a `perceel`. |
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475 | :rtype: :class:`Perceel` |
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476 | ''' |
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477 | return self.get_perceel_by_capakey( |
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478 | Perceel.get_capakey_from_percid(percid) |
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479 | ) |
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480 | |||
481 | |||
482 | View Code Duplication | class GatewayObject(object): |
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483 | ''' |
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484 | Abstract class for all objects being returned from the Gateway. |
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485 | ''' |
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486 | |||
487 | gateway = None |
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488 | ''' |
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489 | The :class:`crabpy.gateway.capakey.CapakeyGateway` to use when making |
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490 | further calls to the Capakey service. |
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491 | ''' |
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492 | |||
493 | def __init__(self, **kwargs): |
||
494 | if 'gateway' in kwargs: |
||
495 | self.set_gateway(kwargs['gateway']) |
||
496 | |||
497 | def set_gateway(self, gateway): |
||
498 | ''' |
||
499 | :param crabpy.gateway.capakey.CapakeyGateway gateway: Gateway to use. |
||
500 | ''' |
||
501 | self.gateway = gateway |
||
502 | |||
503 | def clear_gateway(self): |
||
504 | ''' |
||
505 | Clear the currently set CapakeyGateway. |
||
506 | ''' |
||
507 | self.gateway = None |
||
508 | |||
509 | def check_gateway(self): |
||
510 | ''' |
||
511 | Check to see if a gateway was set on this object. |
||
512 | ''' |
||
513 | if not self.gateway: |
||
514 | raise RuntimeError("There's no Gateway I can use") |
||
515 | |||
516 | if six.PY2: |
||
517 | def __str__(self): |
||
518 | return self.__unicode__().encode('utf-8') |
||
519 | else: |
||
520 | def __str__(self): |
||
521 | return self.__unicode__() |
||
522 | |||
523 | |||
524 | def check_lazy_load_gemeente(f): |
||
525 | ''' |
||
526 | Decorator function to lazy load a :class:`Gemeente`. |
||
527 | ''' |
||
528 | def wrapper(self): |
||
529 | gemeente = self |
||
530 | if (getattr(gemeente, '_%s' % f.__name__, None) is None): |
||
531 | log.debug('Lazy loading Gemeente %d', gemeente.id) |
||
532 | gemeente.check_gateway() |
||
533 | g = gemeente.gateway.get_gemeente_by_id(gemeente.id) |
||
534 | gemeente._naam = g._naam |
||
535 | gemeente._centroid = g._centroid |
||
536 | gemeente._bounding_box = g._bounding_box |
||
537 | return f(self) |
||
538 | return wrapper |
||
539 | |||
540 | |||
541 | class Gemeente(GatewayObject): |
||
542 | ''' |
||
543 | The smallest administrative unit in Belgium. |
||
544 | ''' |
||
545 | |||
546 | def __init__( |
||
547 | self, id, naam=None, |
||
548 | centroid=None, bounding_box=None, |
||
549 | **kwargs |
||
550 | ): |
||
551 | self.id = int(id) |
||
552 | self._naam = naam |
||
553 | self._centroid = centroid |
||
554 | self._bounding_box = bounding_box |
||
555 | super(Gemeente, self).__init__(**kwargs) |
||
556 | |||
557 | @property |
||
558 | @check_lazy_load_gemeente |
||
559 | def naam(self): |
||
560 | return self._naam |
||
561 | |||
562 | @property |
||
563 | @check_lazy_load_gemeente |
||
564 | def centroid(self): |
||
565 | return self._centroid |
||
566 | |||
567 | @property |
||
568 | @check_lazy_load_gemeente |
||
569 | def bounding_box(self): |
||
570 | return self._bounding_box |
||
571 | |||
572 | @property |
||
573 | def afdelingen(self): |
||
574 | self.check_gateway() |
||
575 | return self.gateway.list_kadastrale_afdelingen_by_gemeente(self) |
||
576 | |||
577 | def __unicode__(self): |
||
578 | return '%s (%s)' % (self.naam, self.id) |
||
579 | |||
580 | def __repr__(self): |
||
581 | return "Gemeente(%s, '%s')" % (self.id, self.naam) |
||
582 | |||
583 | |||
584 | def check_lazy_load_afdeling(f): |
||
585 | ''' |
||
586 | Decorator function to lazy load a :class:`Afdeling`. |
||
587 | ''' |
||
588 | def wrapper(self): |
||
589 | afdeling = self |
||
590 | if (getattr(afdeling, '_%s' % f.__name__, None) is None): |
||
591 | log.debug('Lazy loading Afdeling %d', afdeling.id) |
||
592 | afdeling.check_gateway() |
||
593 | a = afdeling.gateway.get_kadastrale_afdeling_by_id(afdeling.id) |
||
594 | afdeling._naam = a._naam |
||
595 | afdeling._gemeente = a._gemeente |
||
596 | afdeling._centroid = a._centroid |
||
597 | afdeling._bounding_box = a._bounding_box |
||
598 | return f(self) |
||
599 | return wrapper |
||
600 | |||
601 | |||
602 | class Afdeling(GatewayObject): |
||
603 | ''' |
||
604 | A Cadastral Division of a :class:`Gemeente`. |
||
605 | ''' |
||
606 | |||
607 | def __init__( |
||
608 | self, id, naam=None, gemeente=None, |
||
609 | centroid=None, bounding_box=None, |
||
610 | **kwargs |
||
611 | ): |
||
612 | self.id = int(id) |
||
613 | self._naam = naam |
||
614 | self._gemeente = gemeente |
||
615 | self._centroid = centroid |
||
616 | self._bounding_box = bounding_box |
||
617 | super(Afdeling, self).__init__(**kwargs) |
||
618 | |||
619 | def set_gateway(self, gateway): |
||
620 | ''' |
||
621 | :param crabpy.gateway.capakey.CapakeyGateway gateway: Gateway to use. |
||
622 | ''' |
||
623 | self.gateway = gateway |
||
624 | if (self._gemeente is not None): |
||
625 | self._gemeente.set_gateway(gateway) |
||
626 | |||
627 | def clear_gateway(self): |
||
628 | ''' |
||
629 | Clear the currently set CapakeyGateway. |
||
630 | ''' |
||
631 | self.gateway = None |
||
632 | if (self._gemeente is not None): |
||
633 | self._gemeente.clear_gateway() |
||
634 | |||
635 | @property |
||
636 | @check_lazy_load_afdeling |
||
637 | def naam(self): |
||
638 | return self._naam |
||
639 | |||
640 | @property |
||
641 | @check_lazy_load_afdeling |
||
642 | def gemeente(self): |
||
643 | return self._gemeente |
||
644 | |||
645 | @property |
||
646 | @check_lazy_load_afdeling |
||
647 | def centroid(self): |
||
648 | return self._centroid |
||
649 | |||
650 | @property |
||
651 | @check_lazy_load_afdeling |
||
652 | def bounding_box(self): |
||
653 | return self._bounding_box |
||
654 | |||
655 | @property |
||
656 | def secties(self): |
||
657 | self.check_gateway() |
||
658 | return self.gateway.list_secties_by_afdeling(self) |
||
659 | |||
660 | def __unicode__(self): |
||
661 | if self._naam is not None: |
||
662 | return '%s (%s)' % (self._naam, self.id) |
||
663 | else: |
||
664 | return 'Afdeling %s' % (self.id) |
||
665 | |||
666 | def __repr__(self): |
||
667 | if self._naam is not None: |
||
668 | return "Afdeling(%s, '%s')" % (self.id, self._naam) |
||
669 | else: |
||
670 | return 'Afdeling(%s)' % (self.id) |
||
671 | |||
672 | |||
673 | def check_lazy_load_sectie(f): |
||
674 | ''' |
||
675 | Decorator function to lazy load a :class:`Sectie`. |
||
676 | ''' |
||
677 | def wrapper(self): |
||
678 | sectie = self |
||
679 | if (getattr(sectie, '_%s' % f.__name__, None) is None): |
||
680 | log.debug('Lazy loading Sectie %s in Afdeling %d', sectie.id, sectie.afdeling.id) |
||
681 | sectie.check_gateway() |
||
682 | s = sectie.gateway.get_sectie_by_id_and_afdeling( |
||
683 | sectie.id, sectie.afdeling.id |
||
684 | ) |
||
685 | sectie._centroid = s._centroid |
||
686 | sectie._bounding_box = s._bounding_box |
||
687 | return f(self) |
||
688 | return wrapper |
||
689 | |||
690 | |||
691 | class Sectie(GatewayObject): |
||
692 | ''' |
||
693 | A subdivision of a :class:`Afdeling`. |
||
694 | ''' |
||
695 | |||
696 | def __init__( |
||
697 | self, id, afdeling, |
||
698 | centroid=None, bounding_box=None, |
||
699 | **kwargs |
||
700 | ): |
||
701 | self.id = id |
||
702 | self.afdeling = afdeling |
||
703 | self._centroid = centroid |
||
704 | self._bounding_box = bounding_box |
||
705 | super(Sectie, self).__init__(**kwargs) |
||
706 | |||
707 | def set_gateway(self, gateway): |
||
708 | ''' |
||
709 | :param crabpy.gateway.capakey.CapakeyGateway gateway: Gateway to use. |
||
710 | ''' |
||
711 | self.gateway = gateway |
||
712 | self.afdeling.set_gateway(gateway) |
||
713 | |||
714 | def clear_gateway(self): |
||
715 | ''' |
||
716 | Clear the currently set CapakeyGateway. |
||
717 | ''' |
||
718 | self.gateway = None |
||
719 | self.afdeling.clear_gateway() |
||
720 | |||
721 | @property |
||
722 | @check_lazy_load_sectie |
||
723 | def centroid(self): |
||
724 | return self._centroid |
||
725 | |||
726 | @property |
||
727 | @check_lazy_load_sectie |
||
728 | def bounding_box(self): |
||
729 | return self._bounding_box |
||
730 | |||
731 | @property |
||
732 | def percelen(self): |
||
733 | self.check_gateway() |
||
734 | return self.gateway.list_percelen_by_sectie(self) |
||
735 | |||
736 | def __unicode__(self): |
||
737 | return '%s, Sectie %s' % (self.afdeling, self.id) |
||
738 | |||
739 | def __repr__(self): |
||
740 | return "Sectie('%s', %s)" % (self.id, repr(self.afdeling)) |
||
741 | |||
742 | |||
743 | def check_lazy_load_perceel(f): |
||
744 | ''' |
||
745 | Decorator function to lazy load a :class:`Perceel`. |
||
746 | ''' |
||
747 | def wrapper(self): |
||
748 | perceel = self |
||
749 | if (getattr(perceel, '_%s' % f.__name__, None) is None): |
||
750 | log.debug( |
||
751 | 'Lazy loading Perceel %s in Sectie %s in Afdeling %d', |
||
752 | perceel.id, |
||
753 | perceel.sectie.id, |
||
754 | perceel.sectie.afdeling.id |
||
755 | ) |
||
756 | perceel.check_gateway() |
||
757 | p = perceel.gateway.get_perceel_by_id_and_sectie( |
||
758 | perceel.id, |
||
759 | perceel.sectie |
||
760 | ) |
||
761 | perceel._centroid = p._centroid |
||
762 | perceel._bounding_box = p._bounding_box |
||
763 | perceel._capatype = p._capatype |
||
764 | perceel._cashkey = p._cashkey |
||
765 | return f(self) |
||
766 | return wrapper |
||
767 | |||
768 | |||
769 | class Perceel(GatewayObject): |
||
770 | ''' |
||
771 | A Cadastral Parcel. |
||
772 | ''' |
||
773 | |||
774 | def __init__( |
||
775 | self, id, sectie, capakey, percid, |
||
776 | capatype=None, cashkey=None, |
||
777 | centroid=None, bounding_box=None, |
||
778 | **kwargs |
||
779 | ): |
||
780 | self.id = id |
||
781 | self.sectie = sectie |
||
782 | self.capakey = capakey |
||
783 | self.percid = percid |
||
784 | self._capatype = capatype |
||
785 | self._cashkey = cashkey |
||
786 | self._centroid = centroid |
||
787 | self._bounding_box = bounding_box |
||
788 | super(Perceel, self).__init__(**kwargs) |
||
789 | self._split_capakey() |
||
790 | |||
791 | def set_gateway(self, gateway): |
||
792 | ''' |
||
793 | :param crabpy.gateway.capakey.CapakeyGateway gateway: Gateway to use. |
||
794 | ''' |
||
795 | self.gateway = gateway |
||
796 | self.sectie.set_gateway(gateway) |
||
797 | |||
798 | def clear_gateway(self): |
||
799 | ''' |
||
800 | Clear the currently set CapakeyGateway. |
||
801 | ''' |
||
802 | self.gateway = None |
||
803 | self.sectie.clear_gateway() |
||
804 | |||
805 | @staticmethod |
||
806 | def get_percid_from_capakey(capakey): |
||
807 | import re |
||
808 | match = re.match( |
||
809 | r"^([0-9]{5})([A-Z]{1})([0-9]{4})\/([0-9]{2})([A-Z\_]{1})([0-9]{3})$", |
||
810 | capakey |
||
811 | ) |
||
812 | if match: |
||
813 | percid = match.group(1) + '_' + match.group(2) +\ |
||
814 | '_' + match.group(3) + '_' + match.group(5) + '_' +\ |
||
815 | match.group(6) + '_' + match.group(4) |
||
816 | return percid |
||
817 | else: |
||
818 | raise ValueError( |
||
819 | "Invalid Capakey %s can't be parsed" % capakey |
||
820 | ) |
||
821 | |||
822 | @staticmethod |
||
823 | def get_capakey_from_percid(percid): |
||
824 | import re |
||
825 | match = re.match( |
||
826 | r"^([0-9]{5})_([A-Z]{1})_([0-9]{4})_([A-Z\_]{1})_([0-9]{3})_([0-9]{2})$", |
||
827 | percid |
||
828 | ) |
||
829 | if match: |
||
830 | capakey = match.group(1) + match.group(2) +\ |
||
831 | match.group(3) + '/' + match.group(6) +\ |
||
832 | match.group(4) + match.group(5) |
||
833 | return capakey |
||
834 | else: |
||
835 | raise ValueError( |
||
836 | "Invalid percid %s can't be parsed" % percid |
||
837 | ) |
||
838 | |||
839 | def _split_capakey(self): |
||
840 | ''' |
||
841 | Split a capakey into more readable elements. |
||
842 | |||
843 | Splits a capakey into it's grondnummer, bisnummer, exponent and macht. |
||
844 | ''' |
||
845 | import re |
||
846 | match = re.match( |
||
847 | r"^[0-9]{5}[A-Z]{1}([0-9]{4})\/([0-9]{2})([A-Z\_]{1})([0-9]{3})$", |
||
848 | self.capakey |
||
849 | ) |
||
850 | if match: |
||
851 | self.grondnummer = match.group(1) |
||
852 | self.bisnummer = match.group(2) |
||
853 | self.exponent = match.group(3) |
||
854 | self.macht = match.group(4) |
||
855 | else: |
||
856 | raise ValueError( |
||
857 | "Invalid Capakey %s can't be parsed" % self.capakey |
||
858 | ) |
||
859 | |||
860 | @property |
||
861 | @check_lazy_load_perceel |
||
862 | def centroid(self): |
||
863 | return self._centroid |
||
864 | |||
865 | @property |
||
866 | @check_lazy_load_perceel |
||
867 | def bounding_box(self): |
||
868 | return self._bounding_box |
||
869 | |||
870 | @property |
||
871 | @check_lazy_load_perceel |
||
872 | def capatype(self): |
||
873 | return self._capatype |
||
874 | |||
875 | @property |
||
876 | @check_lazy_load_perceel |
||
877 | def cashkey(self): |
||
878 | return self._cashkey |
||
879 | |||
880 | def __unicode__(self): |
||
881 | return self.capakey |
||
882 | |||
883 | def __repr__(self): |
||
884 | return "Perceel('%s', %s, '%s', '%s')" % ( |
||
885 | self.id, repr(self.sectie), self.capakey, self.percid |
||
886 | ) |
||
887 |