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213 lines
7.1 KiB
Python
213 lines
7.1 KiB
Python
"""
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script for regularly sending updates on shares and news based on user interval
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"""
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__author__ = "Florian Kellermann, Linus Eickhoff"
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__date__ = "10.05.2022"
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__version__ = "1.0.2"
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__license__ = "None"
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import os
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import sys
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import time
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from apscheduler.schedulers.background import BackgroundScheduler # scheduler for cron
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from dotenv import load_dotenv
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import helper_functions as hf
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import news.news_fetcher as news_fetcher
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import shares.share_fetcher as share_fetcher
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from api_handling.api_handler import API_Handler
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from bot import bot
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'''
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* * * * * code
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┬ ┬ ┬ ┬ ┬
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│ │ │ │ │
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│ │ │ │ └──── weekday (0->Monday, 7->Sunday)
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│ │ │ └────── Month (1-12)
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│ │ └──────── Day (1-31)
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│ └────────── Hour (0-23)
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└──────────── Minute (0-59)
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example 0 8 * * * -> daily update at 8am
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'''
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user_ids = []
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user_crontab = []
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load_dotenv(dotenv_path='.env')
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def start_updater():
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""" starting function for regularly sending updates
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:raises: none
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:rtype: none
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"""
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print("Bot updates started")
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my_handler = API_Handler(os.getenv("API_URL"), str(os.getenv("BOT_EMAIL")), str(os.getenv("BOT_PASSWORD")))
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update_crontab(my_handler)
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def update_crontab(p_my_handler):
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""" Updating crontab lists every hour
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:type pCurrent_Time: time when starting crontab update
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:param pCurrent_Time: datetime
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:raises: none
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:rtype: none
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"""
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global user_crontab
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global user_ids
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all_users = p_my_handler.get_all_users() # get all users so crontabs can update for everybody
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if all_users == None:
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print("No users found, trying again.")
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update_crontab(p_my_handler)
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return
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user_ids = []
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user_crontab = []
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for element in all_users:
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if element["cron"] != '' and element["telegram_user_id"] != '': # check if both values are existing so I have consistent data
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try:
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user_ids.append(int(element["telegram_user_id"]))
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try:
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user_crontab.append(str(element["cron"]))
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except:
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user_ids.pop() # if something goes wrong with cron I have to delete matching user id
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except: continue
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print(user_ids)
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update_based_on_crontab(user_ids, user_crontab, p_my_handler)
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update_crontab(p_my_handler) # restart the update after time sleep
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def update_based_on_crontab(p_user_ids, p_user_crontab, p_my_handler):
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""" Check all the crontab codes and add jobs to start in time
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:type p_user_ids: array
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:param p_user_ids: user id array of all users
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:type p_user_crontab: array
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:param p_user_crontab: crontabs for all users equivalent to the user array
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:type p_my_handler: Api_Handler
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:param p_my_handler: get database stuff
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:raises: none
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:rtype: none
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"""
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my_scheduler = BackgroundScheduler() # schedule sends based on cron
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for i in range(len(p_user_ids)):
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cron_split = p_user_crontab[i].split(" ") # split it up to use in scheduler
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print(cron_split[4], cron_split[1], cron_split[0], cron_split[3], cron_split[2])
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my_scheduler.add_job(update_for_user, 'cron', day_of_week=cron_split[4], hour=cron_split[1], minute=cron_split[0], month=cron_split[3], day=cron_split[2], args=(p_user_ids[i], p_my_handler))
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my_scheduler.start()
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time.sleep(600) # scheduler runs in background and I wait 10mins
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my_scheduler.shutdown() # after this the new crontabs will be loaded
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def update_for_user(p_user_id, p_my_handler):
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""" Pull shares and send updates for specific user id
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:type p_user_id: integer
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:param p_user_id: user id of user that shall receive update
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:type p_my_handler: Api_Handler
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:param p_my_handler: handle the api and pull from database
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:raises: none
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:rtype: none
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"""
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share_symbols = []
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share_amounts = []
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my_portfolio = p_my_handler.get_user_portfolio(p_user_id) # get all existing shares for user
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if my_portfolio!=None:
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for element in my_portfolio:
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if element["count"] != '' and element["isin"] != '':
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print(element["count"], element["isin"])
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share_symbols.append(element["isin"])
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share_amounts.append(element["count"])
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my_user = p_my_handler.get_user(p_user_id)
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send_to_user("Hello %s this is your update for today:"%str(my_user["username"]), pUser_id=p_user_id)
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shares = p_my_handler.get_user_shares(p_user_id) # all interest shares
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if len(share_symbols) != 0: # iterate through all shares
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for i in range(len(share_symbols)):
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my_price = share_fetcher.get_share_price_no_currency(share_symbols[i])
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my_update_message = f'{share_fetcher.get_share_information_markdown(share_symbols[i])}\ncount: {hf.make_markdown_proof(share_amounts[i])}\nTotal: {hf.make_markdown_proof(round(float(my_price) * float(share_amounts[i]), 2))} EUR'
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bot.send_message(chat_id=p_user_id, text=my_update_message, parse_mode="MARKDOWNV2")
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else:
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send_to_user("No shares found for your account. Check " + os.getenv("APP_URL") + " to change your settings and add shares.", pUser_id=p_user_id)
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if len(shares) != 0: # Send updates on watchlist shares if existing
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send_to_user("Your watchlist shares:", pUser_id=p_user_id)
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for element in shares:
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send_to_user(share_fetcher.get_share_information_markdown(element), pUser_id=p_user_id, md_mode=True)
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keywords = p_my_handler.get_user_keywords(p_user_id) # get keywords as array
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if (keywords): # if keywords exist and array is not empty
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send_to_user("If you haven't read yet: \nHere are some interesting news according to your keywords:", pUser_id=p_user_id)
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for keyword in keywords:
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news = news_fetcher.get_top_news_by_keyword(keyword)["articles"]
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keyword = hf.make_markdown_proof(keyword)
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if not news: # if empty news array
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send_to_user(f"No news found for keyword _{keyword}_\.", pUser_id=p_user_id, md_mode=True)
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elif news == None: # if news is none
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send_to_user(f"Server error for keyword _{keyword}_\.", pUser_id=p_user_id, md_mode=True)
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else:
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news_formatted = news_fetcher.format_article(news[0]) # format for message, only use the most popular article
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send_to_user(f"_keyword: {keyword}_\n\n{news_formatted}", pUser_id=p_user_id, md_mode=True) # send news with related keyword in Markdown
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def send_to_user(pText, pUser_id, md_mode=False):
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""" Send message to user
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:type pText: string
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:param pText: Text to send to user
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:type pUser_id: int
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:param pUser_id: user to send to. per default me (Florian Kellermann)
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:type md_mode: boolean
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:param md_mode: if true, parse_mode is markdown
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:raises: none
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:rtype: none
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"""
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if md_mode:
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bot.send_message(chat_id=pUser_id, text=pText, parse_mode="MARKDOWNV2")
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else:
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bot.send_message(chat_id=pUser_id, text=pText)
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if __name__ == "__main__":
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try:
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start_updater()
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sys.exit(-1)
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except KeyboardInterrupt:
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print("Ending")
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sys.exit(-1)
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