59 lines
2.0 KiB
Python

import json
import os
from datetime import datetime, timedelta
import pyodbc
import requests
from bs4 import BeautifulSoup
from dotenv import load_dotenv
load_dotenv() # take environment variables from .env.
messageTo = os.getenv('MESSAGE_IS')
driverFrom = {'lxc': '/opt/microsoft/msodbcsql18/lib64/libmsodbcsql-18.0.so.1.1', 'windows': '{ODBC Driver 17 for SQL Server}'}
bot_token = os.getenv('TELEGRAM_BOT_TOKEN')
server = os.getenv('DB_SERVER')
database = os.getenv('DB_DATABASE')
username = os.getenv('DB_USERNAME')
password = os.getenv('DB_PASSWORD')
cnxn = pyodbc.connect(
'DRIVER=' + driverFrom.get('lxc') + ';SERVER=' + server + ';' +
'DATABASE=' + database + ';UID=' + username + ';PWD=' + password + ';Encrypt=no')
def main():
with open('datetime.json') as json_file:
strDatetime = json.load(json_file)
date = datetime.fromisoformat(strDatetime) + timedelta(microseconds=10)
#MS SQL хранит на одно значение больше в микросекундах, поэтому 713372 (Python) < 7133722 (MS SQL)
cursor = cnxn.cursor()
cursor.execute("SELECT Id, Title, Body, DateCreate FROM Newses "
"WHERE Newses.IsDeleted = 0 AND Newses.DateCreate > ? "
"ORDER BY Newses.DateCreate", date) # например - 2022-04-02 11:19:29.778400
row = cursor.fetchone()
while row:
soup = BeautifulSoup(row[2], features="html.parser")
textNews = soup.get_text('\n').replace("\n\n\n\n", "\n").replace("\n\n\n", "\n").replace("\n\n", "\n")
if len(textNews) > 3000:
textNews = textNews[:3000] + '...'
params = {'chat_id': messageTo.get('is'),
'text': f'{row[1]}\n{textNews}\nhttp://is.ulstu.ru/News/ShowNews/{row[0]}'}
requests.get(f'https://api.telegram.org/bot{bot_token}/sendMessage',
params=params)
date = row[3]
row = cursor.fetchone()
with open('datetime.json', 'w') as outfile:
json.dump(str(date), outfile)
if __name__ == '__main__':
main()