自动邮件发送(群发,加密等)

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  • 使用Python自动发送邮件(群发,加密等)
# coding: utf-8
import tkinter as tk
from tkinter import filedialog
from datetime import datetime
import pandas as pd
import numpy as np
# import matplotlib.pyplot as plt
import os, calendar, time, copy, openpyxl, re, datetime
from openpyxl import load_workbook
import win32com.client, hashlib, logging, smtplib
from openpyxl import Workbook
from openpyxl.utils import get_column_letter
# email 用于构建邮件内容
from email.header import Header
# 发送附件
from email.mime.application import MIMEApplication
# 发送多个部分
from email.mime.multipart import MIMEMultipart
# 专门发送文本的!MIMEText
from email.mime.text import MIMEText

logging.basicConfig(level=logging.DEBUG,
                    format='%(asctime)s  line:%(lineno)d  %(levelname)s : %(message)s',
                    datefmt=' %Y-%m-%d %H:%M:%S',
                    filename='邮件发送程序报错日志.log',
                    filemode='w')

todayDate = datetime.datetime.now().strftime("%Y-%m-%d")
str_email = input('请输入发件人邮箱:')
password = input('请输入发件人邮箱密码:')
sheet_name = input('请输入发送内容的类型(例如:排班考勤,社保公积金,等等):')


class Config():
    def __init__(self):
        # 发信方的信息:发信邮箱,QQ 邮箱授权码
        self.from_addr = '%s' % str_email
        self.password = '%s' % password
        # 发信服务器
        self.smtp_server = 'smtp.exmail.qq.com'
        self.port = 465


email_conf = Config()

wd = tk.Tk()
wd.withdraw()

print('请选择需要拆分的数据')
data_path = filedialog.askopenfilename()
print('请选择需要发送邮件的名单表')
send_path = filedialog.askopenfilename()

pd_info = pd.read_excel(data_path, header=0)
title_names = [i for i in pd_info.columns.values]
all_index = list(set(i for i in pd_info[u'拆分项']))

if u'工号\\n(必填项)' in title_names:
    pd_data = pd.read_excel(data_path, index_col=1, header=1, converters=u'工号\\n(必填项)': str)
    pd_data = pd_data.fillna(value='')
    pd_data.set_index(u'拆分项', drop=True, append=False, inplace=True)
elif u'员工编码' in title_names:
    pd_data = pd.read_excel(data_path, index_col=1, header=1, converters=u'员工编码': str)
    pd_data = pd_data.fillna(value='')
    pd_data.set_index(u'拆分项', drop=True, append=False, inplace=True)
elif u'工号' in title_names:
    pd_data = pd.read_excel(data_path, index_col=1, header=1, converters=u'工号': str)
    pd_data = pd_data.fillna(value='')
    pd_data.set_index(u'拆分项', drop=True, append=False, inplace=True)
elif u'证件号' in title_names:
    pd_data = pd.read_excel(data_path, index_col=1, header=1, converters=u'证件号': str)
    pd_data = pd_data.fillna(value='')
    pd_data.set_index(u'拆分项', drop=True, append=False, inplace=True)
else:
    pd_data = pd.read_excel(data_path, header=0)
    pd_data = pd_data.fillna(value='')
#     pd_data.set_index(u'拆分项', drop=True, append=False, inplace=True)


try:
    pd_emails = pd.read_excel(send_path, sheet_name=u'邮箱配置', converters=u'邮件加密密码': str)
    pd_emails = pd_emails.fillna(value='')
#     pd_emails.set_index(u'拆分项', drop=True, append=False, inplace=True)
except:
    logging.info('读取邮件发送表中邮箱配置表失败')

try:
    pd_msg = pd.read_excel(send_path, sheet_name=u'邮件正文配置')
    pd_msg = pd_msg.fillna(value='')
#     pd_msg.set_index(u'拆分项', drop=True, append=False, inplace=True)
except:
    logging.info('读取邮件发送表中邮箱配置表失败')


# excel加密或更换密码
def pwd_xlsx(old_filename, new_filename, pwd_str, pw_str=''):
    '''
    :param old_filename: 需要加密Excel, 绝对路径
    :param new_filename: 加密后的Excel,绝对路径
    :param pwd_str: 加密密码
    :param pw_str: 打开文件密码,默认无密码
    :return:无
    '''
    xcl = win32com.client.Dispatch("Excel.Application")
    # pw_str为打开密码, 若无 访问密码, 则设为 ''
    wb = xcl.Workbooks.Open(old_filename, False, False, None, pw_str)
    xcl.DisplayAlerts = False
    # 保存时可设置访问密码.
    wb.SaveAs(new_filename, None, pwd_str, '')
    xcl.Quit()
    os.remove(old_filename)


# 邮件加密
def general_excel(data, department, sheet_name, pwd):
    excel_path = os.path.join(os.getcwd(), '%s.xlsx' % department)
    pwd_excel = os.path.join(os.getcwd(), '%s.xlsx' % (department + sheet_name + todayDate))
    writer = pd.ExcelWriter(excel_path)
    data.to_excel(writer, '%s' % sheet_name, index=False)
    writer.save()
    pwd_xlsx(excel_path, pwd_excel, pwd)
    try:
        os.remove(excel_path)
    except Exception as e:
        logging.info(e)
    return pwd_excel


def send_email(address: list, cc_addr: list, pwd_excel: list, msg:str, pwd:str):
    logging.info("  send_email   working......")
    # 邮件标题title
    title = "%s" % sheet_name
    # 邮件正文内容
    text = "%s" % msg + '\\n' +  "您的附件密码为:" + pwd
    # # 邮箱正文内容,第一个参数为内容,第二个参数为格式(plain 为纯文本),第三个参数为编码
    # msg = MIMEText(msg, 'plain', 'utf-8')
    # 构建邮件体
    msg = MIMEMultipart()
    msg['From'] = email_conf.from_addr
    msg['To'] = ','.join(address)
    msg['Cc'] = ','.join(cc_addr)
    msg['Subject'] = Header(title, 'utf-8')
    # 构建正文
    part_text = MIMEText(text)
    msg.attach(part_text)
    if len(pwd_excel) > 0:
        for i in pwd_excel:
            # 构建邮件附件
            part_attach = MIMEApplication(open(i, 'rb').read())  # 打开附件
            filename = i.split("\\\\")[-1]
            part_attach.add_header('Content-Disposition', 'attachment', filename=filename)  # 为附件命名
            msg.attach(part_attach)  # 添加附件
            time.sleep(2)

    # 开启发信服务,这里使用的是加密传输
    # server = smtplib.SMTP_SSL()
    server = smtplib.SMTP_SSL(host=email_conf.smtp_server)
    server.connect(email_conf.smtp_server, email_conf.port)
    try:
        # 登录发信邮箱5
        server.login(email_conf.from_addr, email_conf.password)
        # 发送邮件
        server.sendmail(email_conf.from_addr, address + cc_addr, msg.as_string())
        logging.info("邮件发送成功,发件人:%s 收件人:%s " % (email_conf.from_addr, address + cc_addr))
        print("邮件发送成功,发件人:%s 收件人:%s " % (email_conf.from_addr, address + cc_addr))
    except Exception as err:
        logging.info("邮件发送失败:%s" % (err))
        exit()
    finally:
        # 关闭服务器
        server.quit()
    for path in pwd_excel:
        os.remove(path)


def get_emails(emails):
    if len(emails) > 5:
        new_emails = emails.replace(';', ',').replace(';', ',').replace('。', ',').replace(',', ',')
        email_list = new_emails.split(',')
        lt_emails = [i for i in email_list if len(i) > 15]
        return lt_emails
    else:
        lt_emails = []
        return lt_emails


def get_index(index):
    if len(index) >= 13:
        new_index = index.replace(';', ',').replace(';', ',').replace('。', ',').replace(',', ',')
        index_list = new_index.split(',')
        lt_index = [i for i in index_list if len(i) >= 1]
        return lt_index
    else:
        lt_index = []
        return lt_index


def get_name(names):
    if len(names) >= 3:
        new_index = names.replace(';', ',').replace(';', ',').replace('。', ',').replace(',', ',').replace('、', ',')
        index_list = new_index.split(',')
        lt_name = [i for i in index_list if len(i) >= 1]
        return lt_name
    else:
        lt_name = []
        return lt_name


for item in all_index:
    try:
        pwd_excel = []
        lt_emails = []
        lt_cc_emails = []
        item_data = pd_data[pd_data[u'拆分项'] == item]
        item_email = pd_emails[pd_emails[u'拆分项'] == item]
        pwd = pd_emails[pd_emails[u'拆分项'] == item].iat[0, 3]
        msg = pd_msg[pd_msg[u'拆分项'] == item].iat[0, 1]
        for i, row in item_email.iterrows():
            try:
                emails = row[u'收件人邮箱']
                cc_emails = row[u'抄送人邮箱']
                sd_emails = get_emails(emails)
                sd_cc_emails = get_emails(cc_emails)
                if sd_emails:
                    for em in sd_emails:
                        if em not in lt_emails:
                            lt_emails.append(em)
                if sd_cc_emails:
                    for cc in sd_cc_emails:
                        if cc not in lt_cc_emails:
                            lt_cc_emails.append(cc)
            except Exception as e:
                logging.info(e)
        pwd_file = general_excel(item_data, str(item), u'%s' % sheet_name, pwd)
        pwd_excel.append(pwd_file)
        if len(pwd_excel) > 0:
            send_email(lt_emails, lt_cc_emails, pwd_excel, msg, pwd)
        else:
            pass
    except Exception as e:
        logging.info(e)
    # break

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