#131 WIP: EGON exporter
* adds incomplete WIP implementation of an EGON exporter
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intervention/utils/egon_export.py
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intervention/utils/egon_export.py
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"""
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Author: Michel Peltriaux
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Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
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Contact: michel.peltriaux@sgdnord.rlp.de
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Created on: 07.03.22
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"""
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import xmltodict
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from django.contrib.gis.gdal import OGRGeometry
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from django.db.models import Sum
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from django.utils import formats
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from intervention.models import Intervention
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from xml.etree import ElementTree as etree
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from konova.sub_settings.lanis_settings import DEFAULT_SRID_RLP
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class EgonExporter:
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"""
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EGON is the payment management system of SNU RLP. Due to compatibility reasons we need to provide the old style
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of data transmission between KSP and EGON:
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1. Create GML from intervention object
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2. Send created GML to the appropriate RabbitMQ channel
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"""
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intervention = None
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gml_builder = None
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def __init__(self, intervention: Intervention):
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self.intervention = intervention
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self.gml_builder = EgonGmlBuilder(intervention)
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def export_to_rabbitmq(self):
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raise NotImplementedError("ToDo!")
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class EgonGmlBuilder:
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"""
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Creates the GML for EGON export
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"""
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intervention = None
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gml = None
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def __init__(self, intervention: Intervention):
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self.intervention = intervention
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self.gml = self.build_gml()
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def build_gml(self):
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all_payments = self.intervention.payments.aggregate(
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summed=Sum("amount")
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)["summed"]
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comp_type = "Ersatzzahlung"
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if self.intervention.compensations.exists():
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comp_type += " und Kompensation"
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geom = self.intervention.geometry.geom
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geom.transform(DEFAULT_SRID_RLP)
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geoms_list = [
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{
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"gml:polygonMember": {
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"gml:Polygon": {
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"gml:exterior": {
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"gml:LinearRing": {
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"gml:posList": " ".join([f"{str(coord[0])},{str(coord[1])}" for coord in coords[0]])
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}
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}
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}
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}
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} for coords in geom.coords
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]
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parcels = self.intervention.get_underlying_parcels()
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spatial_reference_list = [
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{
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"oneo:Raumreferenz": {
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"oneo:datumAbgleich": None,
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"oneo:ortsangabe": {
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"oneo:Ortsangaben": {
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"oneo:kreisSchluessel": parcel.district.krs,
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"oneo:gemeindeSchluessel": parcel.district.gmnd,
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"oneo:verbandsgemeindeSchluessel": parcel.gmrkng,
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"oneo:flurstuecksKennzeichen": None,
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}
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},
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}
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} for parcel in parcels
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]
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t = {
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"wfs:FeatureCollection": {
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"oneo:Eingriffsverfahren": {
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"@gml:id": self.intervention.identifier,
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"oneo:azEintragungsstelle": self.intervention.responsible.conservation_file_number,
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"oneo:azZulassungsstelle": self.intervention.responsible.registration_file_number,
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"oneo:bemerkungZulassungsstelle": None,
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"oneo:eintragungsstelle": self.intervention.responsible.conservation_office.long_name,
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"oneo:zulassungsstelle": self.intervention.responsible.registration_office.long_name,
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"oneo:ersatzzahlung": all_payments,
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"oneo:kompensationsart": comp_type,
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"oneo:verfahrensrecht": self.intervention.legal.laws.first().short_name,
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"oneo:verfahrenstyp": self.intervention.legal.process_type.long_name,
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"oneo:eingreifer": {
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"oneo:Eingreifer": {
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"oneo:art": self.intervention.responsible.handler.type.long_name,
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"oneo:bemerkung": self.intervention.responsible.handler.type.long_name,
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}
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},
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"oneo:erfasser": {
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"oneo:Erfasser": {
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"oneo:name": None,
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"oneo:bemerkung": None,
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}
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},
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"oneo:zulassung": {
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"oneo:Zulassungstermin": {
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"oneo:bauBeginn": formats.localize(self.intervention.payments.first().due_on),
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"oneo:erlass": formats.localize(self.intervention.legal.registration_date),
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"oneo:rechtsKraft": formats.localize(self.intervention.legal.binding_date),
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}
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},
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"oneo:geometrie": {
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"gml:multiSurfaceProperty": {
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"gml:MultiPolygon": {
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"@srsName": f"http://www.opengis.net/gml/srs/epsg.xml#{DEFAULT_SRID_RLP}",
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"#text": geoms_list,
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}
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},
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},
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"oneo:kennung": self.intervention.identifier,
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"oneo:bezeichnung": self.intervention.title,
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"oneo:bemerkung": self.intervention.comment,
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"oneo:verantwortlicheStelle": None,
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"oneo:veroffentlichtAm": None,
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"oneo:raumreferenz": spatial_reference_list,
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"oneo:foto": {
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"oneo:Foto": {
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"oneo:aufnahmezeitpunkt": None,
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"oneo:bemerkung": None,
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"oneo:fotoverweis": None,
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"oneo:dateiname": None,
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"oneo:hauptfoto": False,
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}
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},
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}
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},
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}
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gml = xmltodict.unparse(t, pretty=True)
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print(gml)
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return gml
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