colouring-montreal/etl/planning_data/load_into_database.py
Mateusz Konieczny 9c19ad24ba one more status
2022-10-05 19:54:39 +02:00

88 lines
4.0 KiB
Python

import json
import datetime
import psycopg2
import os
def get_connection():
return psycopg2.connect(
host=os.environ['PGHOST'],
dbname=os.environ['PGDATABASE'],
user=os.environ['PGUSER'],
password=os.environ['PGPASSWORD']
)
def filepath():
return os.path.dirname(os.path.realpath(__file__)) + os.sep + "data.json"
def insert_entry(connection, e):
elements = []
application_url = "NULL"
if e["application_url"] != None:
application_url = "'" + e["application_url"] + "'"
with connection.cursor() as cur:
cur.execute('''INSERT INTO
planning_data (planning_application_id, planning_application_link, description, registered_with_local_authority_date, decision_date, last_synced_date, status, data_source, data_source_link, uprn)
VALUES
(%s, %s, %s, %s, %s, %s, %s, %s, %s, %s)
''', (e["application_id"], application_url, e["description"], e["registered_with_local_authority_date"], e["decision_date"], e["last_synced_date"], e["status"], e["data_source"], e["data_source_link"], e["uprn"]))
connection.commit()
def parse_date_string_into_datestring(incoming):
date = None
try:
date = datetime.datetime.strptime(incoming, "%d/%m/%Y") # '21/07/2022'
except ValueError:
date = datetime.datetime.strptime(incoming, "%Y-%m-%dT%H:%M:%S.%fZ") # '2022-08-08T20:07:22.238Z'
return datetime.datetime.strftime(date, "%Y-%m-%d")
def main():
connection = get_connection()
with connection.cursor() as cur:
cur.execute("TRUNCATE planning_data")
with open(filepath(), 'r') as content_file:
data = json.load(content_file)
if data['rawResponse']['timed_out']:
raise Exception("query getting livestream data has failed")
if data['is_partial']:
raise Exception("query getting livestream data has failed")
if data['is_running']:
raise Exception("query getting livestream data has failed")
for entry in data['rawResponse']['hits']['hits']:
description = entry['_source']['description'].strip()
application_id = entry['_source']['id']
decision_date = parse_date_string_into_datestring(entry['_source']['decision_date'])
last_synced_date = parse_date_string_into_datestring(entry['_source']['last_synced'])
uprn = entry['_source']['uprn']
status = entry['_source']['status']
if status in ["No Objection to Proposal (OBS only)", "Not Required", None, "Lapsed", "SECS", "Comment Issued", "ALL DECISIONS ISSUED", "Closed"]:
continue
if status in []:
opts = jsbeautifier.default_options()
opts.indent_size = 2
print(jsbeautifier.beautify(json.dumps(entry), opts))
continue
if status == "Refused":
status = "Rejected"
if status == "Appeal Received":
status = "Appeal In Progress"
if (status not in ["Approved", "Rejected", "Appeal In Progress", "Withdrawn", "Unknown"]):
raise Exception("Unexpected status " + status)
if uprn == None:
continue
entry = {
"description": description,
"decision_date": decision_date,
"last_synced_date": last_synced_date,
"application_id": application_id,
"application_url": entry['_source']['url_planning_app'],
"registered_with_local_authority_date": parse_date_string_into_datestring(entry['_source']['valid_date']),
"uprn": uprn,
"status": status,
"data_source": "The Planning London DataHub Greater London Authority",
"data_source_link": "https://data.london.gov.uk/dataset/planning-london-datahub?_gl=1%2aprwpc%2a_ga%2aMzQyOTg0MjcxLjE2NTk0NDA4NTM", # TODO test
}
insert_entry(connection, entry)
if __name__ == '__main__':
main()