监控丁香医生的实时动态，如有变化自动发送邮件提醒

fuck-2019-nCov.py

# -*- coding: utf-8 -*-
import requests
import re
import json
import time
from smtplib import SMTP_SSL
from email.header import Header
from email.mime.text import MIMEText

last_msg_time = None


def get_content():
    url = 'https://3g.dxy.cn/newh5/view/pneumonia'
    headers = {
        'User-Agent':
        'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36 Edge/15.15063'
    }
    content = requests.get(url, headers=headers).content.decode('utf-8')
    return content


def get_latest_msg(content):
    patt = r'<script id="getTimelineService">.+?window.getTimelineService\s=\s(\[.+?)}catch\(e\){}</script>'
    res = re.findall(patt, content, re.S)
    # assert res
    j = json.loads(res[0])
    latest = j[0]
    print(time.strftime('%H:%M:%S', time.localtime(time.time())), latest['title'])
    return latest


def parse_msg(msg):
    to_send_msg = ''
    # to_send_msg += msg['title'] + '\n'
    to_send_msg += '{} {}\n'.format(time.strftime("%H:%M", time.localtime(msg['pubDate'] / 1000)), msg['pubDateStr'])
    to_send_msg += msg['summary'] + '\n'
    to_send_msg += '信息来源：{}\n'.format(msg['infoSource'])
    to_send_msg += '链接：{}\n'.format(msg['sourceUrl'])
    return to_send_msg


def parse_statistics(content):
    patt = r'实时播报.+?class="mapTitle.+?"><span>(.+?)</span></p>.+?'   # 截止xxx
    patt += r'<span.+?>(.+?)'
    patt += r'<span.+?>(.+?)</span>(.+?)' * 4  # 确诊 疑似 治愈 死亡
    patt += r'</span></p>'
    res = re.findall(patt, content, re.S)[0]
    ret = ''
    ret += res[0] + '\n'
    ret += ' '.join([x.strip() for x in res[1:]])
    # print(ret)
    return ret


HOST_SERVER = 'smtp.qq.com'
PWD = ''    # PWD为qq邮箱的授权码
SENDER_QQ_MAIL = 'xxx@qq.com'
smtp = None


def login_email():
    global smtp
    smtp = SMTP_SSL(HOST_SERVER)
    # smtp.set_debuglevel(1)
    # set_debuglevel()是用来调试的。参数值为1表示开启调试模式，参数值为0关闭调试模式
    smtp.ehlo(HOST_SERVER)
    smtp.login(SENDER_QQ_MAIL, PWD)


def init():
    global last_msg_time, smtp
    last_msg_time = get_latest_msg(get_content())['createTime']


def send_mail(title, content, receiver):
    global smtp
    print(content)
    msg = MIMEText(content, "plain", 'utf-8')
    msg["Subject"] = Header(title, 'utf-8')
    msg["From"] = SENDER_QQ_MAIL
    msg["To"] = receiver
    smtp.sendmail(SENDER_QQ_MAIL, receiver, msg.as_string())
    # smtp.quit()


def main_loop():
    global last_msg_time
    content = get_content()
    latest = get_latest_msg(content)
    if last_msg_time != latest['createTime']:
        last_msg_time = latest['createTime']
        to_send_msg = parse_msg(latest)
        to_send_msg += '\n\n'
        to_send_msg += parse_statistics(content)
        login_email()
        with open('./receivers.txt', 'r') as f:
            for receiver in f.readlines():
                print('sending email to:', receiver)
                send_mail(latest['title'], to_send_msg, receiver)


if __name__ == '__main__':
    init()
    while True:
        try:
            main_loop()
        except:
            login_email()
            send_mail('阿三又改代码啦', 'error!', 'xxx@xxx')
        time.sleep(30)