收邮件

发邮件：https://www.cnblogs.com/hudieren/p/16792041.html

收邮件：https://www.cnblogs.com/hudieren/p/16792045.html

解析邮件：https://www.cnblogs.com/hudieren/p/16792096.html

删除邮件：https://www.cnblogs.com/hudieren/p/16798017.html

# -*- coding: utf-8 -*-
# @Author  : 107
# @File    : emaildriver.py
# @explain : 收邮件
import json
import re
import smtplib
import email
import time
from email.mime.text import MIMEText
from email.utils import formataddr
from email.mime.multipart import MIMEMultipart
import imaplib

import os
class CheckEmail:
    def __init__(self, username, token, server, emails_path):
        """
        :param sender: 邮箱账号
        :param sender_token: 邮箱令牌(当时申请smtp给的口令)
        :param server: 邮件服务器地址
        :param emails_path: 保存原文件的位置[文件夹]（原文件：未经处理的邮件内容，txt格式）
        """
        self.username = username
        self.token = token
        self.server = server
        self.emails_path = emails_path
        self.email_uids = []

    def login(self):
        _ = self
        """登录"""
        # 连接
        imap = imaplib.IMAP4_SSL(host=self.server)
        # 登录
        imap.login(self.username, self.token)
        return imap

    def select(self, imap):
        _ = self
        """查询邮件"""
        imaplib.Commands['ID'] = ('AUTH')
        args = ("name", "zhang3", "contact", f"{self.username}", "version", "2.58", "vendor", "myclient")
        ID_type, ID_result = imap._simple_command('ID', '("' + '" "'.join(args) + '")')
        # print(imap._untagged_response(ID_type, ID_result, 'ID'))

        # inbox = imap.select('"INBOX"')[-1][0].decode('utf-8')  # 收到的邮件总数
        # already_inbox = imap.select('"INBOX"', readonly=True)[-1][0].decode('utf-8')  # 收到的邮件总数
        # sent = imap.select('"Sent Items"')[-1][0].decode('utf-8')  # 发送的邮件总数
        # trash = imap.select('"Trash"')[-1][0].decode('utf-8')  # 垃圾消息
        # print(f"收到的邮件总数:{inbox},已读邮件总数:{already_inbox},发送的邮件总数:{sent},垃圾消息{trash}")
        imap.select('INBOX', readonly=True)
        # state, result = imap.search(None, 'ALL')  # 返回一个元组，data为此邮箱的所有邮件数据
        state, result = imap.uid("search", None, 'ALL')  # 返回一个元组，data为此邮箱的所有邮件的uid
        return state, result

    def save(self, single):
        _ = self
        """存储邮件内容"""
        for response in single[-1]:
            if isinstance(response, tuple):
                # content = response[1].decode('utf-8')
                # msg = email.message_from_string(content)
                file_name = f"{time.time()}.txt"
                print(f"邮件名：{file_name}")
                path = os.path.join(self.emails_path, file_name)
                with open(path, "wb") as w:
                    w.write(response[1])

    def run(self):
        """
        :return: 返回所有邮件的id
        """
        imap = self.login()
        print("登陆成功")
        select_state, select_result = self.select(imap)
        print(select_state, select_result)
        if select_state == "OK":
            email_uids = select_result[0].split(b' ')
            email_uids = [i for i in email_uids if i]
            self.email_uids = email_uids
            # email_uids = [i for i in email_uids if i][1::-1]
            email_number = len(email_uids)
            for i in range(email_number):
                uid = email_uids[i]
                print(f"邮件uid：{uid}")
                single = imap.uid("fetch", uid, "(BODY.PEEK[] FLAGS)")
                self.save(single)
        return self.email_uids