261 lines
6.7 KiB
Python
261 lines
6.7 KiB
Python
import requests
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import re
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import json
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from bs4 import BeautifulSoup
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from tqdm.auto import tqdm
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from concurrent.futures import ThreadPoolExecutor
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from app.config import settings
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from app.db import connect_db, disconnect_db
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from time import sleep
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def scrape_orsr():
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"""
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This is the main function that scrapes data from endpoint defined in config and stores it in mongodb.
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"""
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# get all links to "Aktuálny" from the orsr url
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html = requests.get(settings["orsr_url"])
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soup = BeautifulSoup(html.content, "html.parser")
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records = soup.find_all("a", string="Aktuálny")
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records = [record["href"] for record in records]
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# distribute the work in #of threads defined in config
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worker_ids = list(range(1, len(records)+1))
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parts = [worker_ids[i::settings["threads"]] for i in range(settings["threads"])]
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with ThreadPoolExecutor() as t:
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for thread_id, part in enumerate(parts):
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t.submit(process_records, part, thread_id+1)
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def process_records(records, thread):
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"""
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worker for processing records in a thread
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:param records: list of urls of records to proceses
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:param thread: thread id of processing thread
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"""
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data = []
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for i in tqdm(range(len(records)), desc=f"thread {thread}"):
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record = process_record(records[i])
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data.append(record)
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collection = connect_db()
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collection.bulk_write(data)
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disconnect_db(collection)
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def process_record(url):
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"""
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process one record. Scrape url and store data to mongodb
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:param url: url of the record
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:return dictionary of parameters
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"""
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html = requests.get(url)
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soup = BeautifulSoup(html.content, "html.parser")
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def get_oddiel(soup):
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oddiel = soup.find("span", class_="tl", string=re.compile("Oddiel:")).parent.find("span", class_="ra").text.strip()
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return {"value": oddiel}
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def get_vlozka(soup):
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vlozka = soup.find("span", class_="tl", string=re.compile("Vložka")).parent.find("span", class_="ra").text.strip()
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return {"value": vlozka}
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def get_obchodneMeno(soup):
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data = {}
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# find the table <tr> element of "Obchodné meno:"
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meno_tr = soup.find("span", class_="tl", string=re.compile("Obchodné")).parent.parent
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# parse the name and date
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active = meno_tr.find_all("span", class_="ra")
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active = [x.text.strip() for x in active]
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if len(active) == 0:
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value, valid_from, valid_until = "", ""
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else:
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value, valid = active[0], active[1]
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valid_from, valid_until = parse_oddo(valid)
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data.update({"value": value, "valid_from": valid_from, "valid_until": valid_until})
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# check for older entries
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old = meno_tr.find_all("span", class_="ro")
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old = [x.text.strip() for x in old]
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if len(old) == 0:
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old_values = []
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else:
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old_values = [{"value": y[0], "valid_from": y[1][0], "valid_until": y[1][1]} for y in zip(old[::2], list(map(parse_oddo,old[1::2])))]
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data.update({"old_values": old_values})
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return data
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def get_sidlo(soup):
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data = {}
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# find the table <tr> element of "Sídlo:"
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return data
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def get_ico(soup):
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data = {}
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return data
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def get_denZapisu(soup):
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data = {}
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return data
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def get_pravnaForma(soup):
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data = {}
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return data
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def get_predmetyCinnosti(soup):
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data = {}
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return data
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def get_spolocnici(soup):
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data = {}
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return data
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def get_vyskaVkladov(soup):
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data = {}
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return data
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def get_statutarnyOrgan(soup):
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data = {}
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return data
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def get_konanie(soup):
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data = {}
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return data
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def get_zakladneImanie(soup):
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data = {}
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return data
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def get_aktualizaciaUdajov(soup):
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data = {}
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return data
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def get_vypisUdajov(soup):
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data = {}
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return data
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def process_entry(entry, value_type):
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"""
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extracts one entry from the table of entries for a given data
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:param entry: one table element of data
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:param value_type: type of the value data
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:return: tuple: (value, valid_from, valid_until, active)
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"""
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value, valid_from, valid_until, active = None, None, None, False
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value_td, valid_td = entry.find_all("td")
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# Check if active entry
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if value_td.span.attrs["class"][0] == "ra":
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active = True
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return value, valid_from, valid_until, active
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def get_data(soup, name, value_type="text", allow_multiple_active=True):
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data_td = soup.find("span", class_="tl", string=re.compile(f"{name}")).parent.find_next_sibling("td")
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data = {}
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values = []
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old_values = []
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for entry in data_td.find_all("table"):
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value, valid_from, valid_until, active = process_entry(entry, value_type)
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if value is None:
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continue
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if active:
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values.append({"value": value, "valid_from": valid_from, "valid_until": valid_until})
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else:
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old_values.append({"value": value, "valid_from": valid_from, "valid_until": valid_until})
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if not allow_multiple_active:
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data.update(values[0])
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else:
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data.update({"values": values})
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data.update({"old_values": old_values})
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return data
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def parse_oddo(text):
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"""
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Parses the valid_from and valid_until from string
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:param text: od_do_dates in format: "(od: DD.MM.YYYY do: DD.MM.YYYY)"
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:return: returns a tuple (valid_from, valid_until)
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"""
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valid_from, valid_until = "", ""
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if (start_from := text.find("od: ")) > -1:
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valid_from = text[start_from+4:start_from+14]
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if (start_until := text.find("do: ")) > -1:
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valid_until = text[start_until+4:start_until+14]
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return valid_from, valid_until
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def test():
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url = "https://www.orsr.sk/vypis.asp?ID=12388&SID=8&P=1"
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html = requests.get(url)
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soup = BeautifulSoup(html.content, "html.parser")
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record = {
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"oddiel": get_oddiel(soup),
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"vlozka": get_vlozka(soup),
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"obchodneMeno": get_obchodneMeno(soup),
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"sidlo": get_sidlo(soup),
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"ico": get_ico(soup),
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"denZapisu": get_denZapisu(soup),
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"pravnaForma": get_pravnaForma(soup),
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"predmetyCinnosti": get_predmetyCinnosti(soup),
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"spolocnici": get_spolocnici(soup),
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"vyskaVkladov": get_vyskaVkladov(soup),
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"statutarnyOrgan": get_statutarnyOrgan(soup),
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"konanie": get_konanie(soup),
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"zakladneImanie": get_zakladneImanie(soup),
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"aktualizaciaUdajov": get_aktualizaciaUdajov(soup),
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"vypisUdajov": get_vypisUdajov(soup)
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}
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print(json.dumps(record,indent=4,ensure_ascii=False))
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collection = connect_db()
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#collection.bulk_write(soup)
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disconnect_db(collection)
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if __name__ == "__main__":
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#scrape_orsr()
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test()
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