Files
supermarket-scraping/chains/cerberus_web_client.py

100 lines
3.4 KiB
Python

import logging
import os
import shutil
import time
from abc import abstractmethod
import requests
from selenium import webdriver
from selenium.webdriver.chrome.service import Service
from selenium.webdriver.common.by import By
from webdriver_manager.chrome import ChromeDriverManager
from supermarket_chain import SupermarketChain
class CerberusWebClient(SupermarketChain):
@property
@abstractmethod
def username(self):
pass
def get_download_url_or_path(
self,
store_id: int,
category: SupermarketChain.XMLFilesCategory,
session: requests.Session,
) -> str:
options = webdriver.ChromeOptions()
options.add_argument("ignore-certificate-errors")
options.add_argument("--ignore-ssl-errors=yes")
driver = webdriver.Chrome(
service=Service(ChromeDriverManager().install()), options=options
)
driver.get("https://url.retail.publishedprices.co.il/login#")
time.sleep(2)
userElem = driver.find_element(By.NAME, "username")
userElem.send_keys(self.username)
driver.find_element(By.NAME, "Submit").click()
time.sleep(2)
searchElem = driver.find_element(By.CLASS_NAME, "form-control")
searchElem.send_keys(category.value.lower().replace('s', ''))
time.sleep(5)
conns = driver.find_elements(By.CLASS_NAME, "f")
best_link = ""
for conn in conns:
link = conn.get_attribute("href").lower()
if category == SupermarketChain.XMLFilesCategory.Promos:
filter_func = (
lambda l: "promo" in l
and "full" not in l
and f"-{store_id:03d}-20" in l
)
elif category == SupermarketChain.XMLFilesCategory.PromosFull:
filter_func = (
lambda l: "promo" in l
and "full" in l
and f"-{store_id:03d}-20" in l
)
elif category == SupermarketChain.XMLFilesCategory.Prices:
filter_func = (
lambda l: "price" in l
and "full" not in l
and f"-{store_id:03d}-20" in l
)
elif category == SupermarketChain.XMLFilesCategory.PricesFull:
filter_func = (
lambda l: "price" in l
and "full" in l
and f"-{store_id:03d}-20" in l
)
elif category == SupermarketChain.XMLFilesCategory.Stores:
filter_func = lambda l: "store" in l and "full" in l and f"-000-20" in l
else:
raise ValueError(f"Unknown category type: {category=}")
if filter_func(link):
if not best_link or int(link[-7:-3]) > int(best_link[-7:-3]):
best_link = link
if not best_link:
return ""
driver.get(best_link)
time.sleep(3)
download_dir = "/Users/korenlazar/Downloads"
filename = best_link[48:]
path_download = os.path.join(download_dir, filename)
logging.info(f"{path_download=}")
path_to_save = f"raw_files/{self.username}-{filename}"
try:
shutil.move(path_download, path_to_save)
print(f"Downloaded {filename} and moved file to {path_to_save}")
except:
print(f"{filename} already exists in {path_to_save}")
return path_to_save