SLRCLUB 중고장터 모니터링

slrclub.py

#!/usr/bin/env python3

### Configuration ################################################
SLRCLUB_USERID   = 'XXXXXXXX'
SLRCLUB_PASSWD   = 'XXXXXXXX'
TELEGRAM_TOKEN   = '000000000:XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX'
TELEGRAM_CHAT_ID = '000000000'
### End of Configuration #########################################

import argparse
import re
import requests
import sys
import os
import tempfile
from bs4 import BeautifulSoup
from requests.packages.urllib3.exceptions import InsecureRequestWarning


def login(session, userid, passwd):
    params = {'user_id': userid, 'password': passwd}
    res = session.post('https://www.slrclub.com/login/process.php', data=params, verify=False)

    if res.text.find('실패') > 0:
        raise PermissionError


def fetch(session, keyword):
    params = {'setsearch': 'subject', 'keyword': keyword}
    res = session.get('http://m.slrclub.com/l/used_market', params=params)
    bs = BeautifulSoup(res.text, 'html.parser')
    item = bs.find_all('div', class_='article')[0].a

    return 'http://m.slrclub.com' + item['href'], item.get_text().strip()


def is_new(keyword, link):
    pattern = re.compile('.+used_market/([0-9]+)\?.+')
    article_id = pattern.match(link)[1]
    filepath = os.path.join(tempfile.gettempdir(), 'slrclub-{}'.format(keyword))

    try:
        file = open(filepath, 'r')
        written_id = file.read()
    except FileNotFoundError:
        written_id = -1

    with open(filepath, 'w') as file:
        file.write(article_id)

    return article_id != written_id


def notify(link, title):
    data = {'chat_id': TELEGRAM_CHAT_ID,
            'text': '<a href="{}">{}</a>'.format(link, title),
            'parse_mode': 'HTML'}

    res = requests.post("https://api.telegram.org/bot{}/sendMessage".format(TELEGRAM_TOKEN), data=data)

    if res.status_code != 200:
        raise RuntimeError


def main(keyword):
    requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
    session = requests.session()

    try:
        login(session, SLRCLUB_USERID, SLRCLUB_PASSWD)
        link, title = fetch(session, keyword)

        if (is_new(keyword, link) and
            '삽니다' not in title and '구매' not in title):
            notify(link, title)
            print('Notified: ' + title)
        else:
            print('Nothing new')

    except PermissionError:
        print('Login failed', file=sys.stderr)
        sys.exit(1)
    except IndexError:
        print('Not found', file=sys.stderr)
        sys.exit(1)
    except RuntimeError:
        print('Telegram error', file=sys.stderr)
        sys.exit(1)


if __name__ == '__main__':
    parser = argparse.ArgumentParser()
    parser.add_argument('keyword', nargs='*')
    args = parser.parse_args()

    # print(args)
    main(' '.join(args.keyword))


''' codelet
import easydict
args = easydict.EasyDict({'keyword': 'D4'})
userid = SLRCLUB_USERID
passwd = SLRCLUB_PASSWD
keyword = 'D4'
'''