135 lines
5.4 KiB
Python
135 lines
5.4 KiB
Python
# passerelle - uniform access to multiple data sources and services
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# Copyright (C) 2017 Entr'ouvert
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import re
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from django.db import models
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from django.utils import timezone
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from django.utils.text import slugify
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from django.utils.translation import ugettext_lazy as _
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from passerelle.base.models import BaseResource
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from passerelle.compat import json_loads
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from passerelle.utils.api import endpoint
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COMMUNE_EXTRA_MAPPING = {
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'Vaulx-en-Velin': 'VAULX'
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}
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def normalize_street(street):
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return slugify(re.sub(r"[' ()-]", ' ', street))
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def normalize_commune(commune):
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if commune in COMMUNE_EXTRA_MAPPING:
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return COMMUNE_EXTRA_MAPPING[commune]
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return commune.upper()
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class GrandLyonStreetSections(BaseResource):
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category = _('Geographic information system')
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class Meta:
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verbose_name = _('Sections of Grand Lyon Streets')
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@endpoint(perm='can_access')
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def section_info(self, request, streetname, streetnumber, commune):
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sections = StreetSection.objects.filter(
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normalized_name=normalize_street(streetname),
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nomcommune__startswith=normalize_commune(commune))
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if streetnumber and re.findall(r'\d+', streetnumber):
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streetnumber = int(re.findall(r'\d+', streetnumber)[0])
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else:
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# if no streetnumber, use the first section (it may happen street
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# number 1 doesn't exist, ex: rue des cuirassiers).
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streetnumber = sections[0].bornemindroite if len(sections) else 1
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for section in sections:
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if streetnumber < section.bornemindroite and streetnumber < section.bornemingauche:
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continue
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if streetnumber > section.bornemaxdroite and streetnumber > section.bornemaxgauche:
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continue
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nomcommune = section.nomcommune
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if nomcommune.startswith('LYON '):
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# remove districts from commune name
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nomcommune = 'LYON'
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return {
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'err': 0,
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'data': {
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'domanialite': section.domanialite,
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'codefuv': section.codefuv,
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'codetroncon': section.codetroncon,
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'nom': section.nom,
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'nomcommune': nomcommune,
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'nomcommuneorigine': section.nomcommune, # with district
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}
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}
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return {'err': 1}
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def daily(self):
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super(GrandLyonStreetSections, self).daily()
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update_start = timezone.now()
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sections = self.requests.get(
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'https://download.data.grandlyon.com/ws/grandlyon/adr_voie_lieu.adraxevoie/all.json?maxfeatures=1000000').content
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for value in json_loads(sections).get('values'):
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section, created = StreetSection.objects.get_or_create(
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codefuv=value.get('codefuv'),
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codetroncon=value.get('codetroncon'))
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for attribute in ('nom', 'nomcommune', 'domanialite'):
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setattr(section, attribute, value.get(attribute))
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for attribute in ('bornemindroite', 'bornemingauche',
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'bornemaxdroite', 'bornemaxgauche',
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'gid'):
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if value.get(attribute) == 'None':
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if 'min' in attribute:
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attribute_value = 0
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elif 'max' in attribute:
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attribute_value = 99999
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else:
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attribute_value = None
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else:
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attribute_value = int(value.get(attribute))
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setattr(section, attribute, attribute_value)
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section.save()
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StreetSection.objects.filter(last_update__lt=update_start).delete()
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class StreetSection(models.Model):
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bornemindroite = models.PositiveIntegerField(null=True)
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bornemingauche = models.PositiveIntegerField(null=True)
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bornemaxdroite = models.PositiveIntegerField(null=True)
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bornemaxgauche = models.PositiveIntegerField(null=True)
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gid = models.PositiveIntegerField(null=True)
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nomcommune = models.CharField(max_length=50)
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nom = models.CharField(max_length=200)
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domanialite = models.CharField(max_length=50)
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codefuv = models.CharField(max_length=15)
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codetroncon = models.CharField(max_length=15)
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normalized_name = models.CharField(max_length=200)
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last_update = models.DateTimeField(auto_now=True)
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class Meta:
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# order by street number to be sure the first result for a given street
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# will be the lowest street number.
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ordering = ['normalized_name', 'nomcommune', 'bornemindroite', 'bornemingauche']
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def save(self, *args, **kwargs):
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if self.nom:
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self.normalized_name = normalize_street(self.nom)
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return super(StreetSection, self).save(*args, **kwargs)
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