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get_email_code.py
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import logging
import time
import re
from config import Config
import requests
import email
import imaplib
import poplib
from email.parser import Parser
class EmailVerificationHandler:
def __init__(self,account):
self.imap = Config().get_imap()
self.username = Config().get_temp_mail()
self.epin = Config().get_temp_mail_epin()
self.session = requests.Session()
self.emailExtension = Config().get_temp_mail_ext()
# 获取协议类型，默认为 POP3
self.protocol = Config().get_protocol() or 'POP3'
self.account = account
def get_verification_code(self, max_retries=5, retry_interval=60):
"""
获取验证码，带有重试机制。
Args:
max_retries: 最大重试次数。
retry_interval: 重试间隔时间（秒）。
Returns:
验证码 (字符串或 None)。
"""
for attempt in range(max_retries):
try:
logging.info(f"尝试获取验证码 (第 {attempt + 1}/{max_retries} 次)...")
if not self.imap:
verify_code, first_id = self._get_latest_mail_code()
if verify_code is not None and first_id is not None:
self._cleanup_mail(first_id)
return verify_code
else:
if self.protocol.upper() == 'IMAP':
verify_code = self._get_mail_code_by_imap()
else:
verify_code = self._get_mail_code_by_pop3()
if verify_code is not None:
return verify_code
if attempt < max_retries - 1: # 除了最后一次尝试，都等待
logging.warning(f"未获取到验证码，{retry_interval} 秒后重试...")
time.sleep(retry_interval)
except Exception as e:
logging.error(f"获取验证码失败: {e}") # 记录更一般的异常
if attempt < max_retries - 1:
logging.error(f"发生错误，{retry_interval} 秒后重试...")
time.sleep(retry_interval)
else:
raise Exception(f"获取验证码失败且已达最大重试次数: {e}") from e
raise Exception(f"经过 {max_retries} 次尝试后仍未获取到验证码。")
# 使用imap获取邮件
def _get_mail_code_by_imap(self, retry = 0):
if retry > 0:
time.sleep(3)
if retry >= 20:
raise Exception("获取验证码超时")
try:
# 连接到IMAP服务器
mail = imaplib.IMAP4_SSL(self.imap['imap_server'], self.imap['imap_port'])
mail.login(self.imap['imap_user'], self.imap['imap_pass'])
mail.select(self.imap['imap_dir'])
status, messages = mail.search(None, 'TO', '"'+self.account+'"')
if status != 'OK':
return None
mail_ids = messages[0].split()
if not mail_ids:
# 没有获取到，就在获取一次
return self._get_mail_code_by_imap(retry=retry + 1)
latest_mail_id = mail_ids[-1]
# 获取邮件内容
status, msg_data = mail.fetch(latest_mail_id, '(RFC822)')
if status != 'OK':
return None
raw_email = msg_data[0][1]
email_message = email.message_from_bytes(raw_email)
# 提取邮件正文
body = self._extract_imap_body(email_message)
if body:
# 使用正则表达式查找6位数字验证码
code_match = re.search(r"\b\d{6}\b", body)
if code_match:
code = code_match.group()
# 删除邮件
mail.store(latest_mail_id, '+FLAGS', '\\Deleted')
mail.expunge()
mail.logout()
# print(f"找到的验证码: {code}")
return code
# print("未找到验证码")
mail.logout()
return None
except Exception as e:
print(f"发生错误: {e}")
return None
def _extract_imap_body(self, email_message):
# 提取邮件正文
if email_message.is_multipart():
for part in email_message.walk():
content_type = part.get_content_type()
content_disposition = str(part.get("Content-Disposition"))
if content_type == "text/plain" and "attachment" not in content_disposition:
charset = part.get_content_charset() or 'utf-8'
try:
body = part.get_payload(decode=True).decode(charset, errors='ignore')
return body
except Exception as e:
logging.error(f"解码邮件正文失败: {e}")
else:
content_type = email_message.get_content_type()
if content_type == "text/plain":
charset = email_message.get_content_charset() or 'utf-8'
try:
body = email_message.get_payload(decode=True).decode(charset, errors='ignore')
return body
except Exception as e:
logging.error(f"解码邮件正文失败: {e}")
return ""
# 使用 POP3 获取邮件
def _get_mail_code_by_pop3(self, retry = 0):
if retry > 0:
time.sleep(3)
if retry >= 20:
raise Exception("获取验证码超时")
pop3 = None
try:
# 连接到服务器
pop3 = poplib.POP3_SSL(self.imap['imap_server'], int(self.imap['imap_port']))
pop3.user(self.imap['imap_user'])
pop3.pass_(self.imap['imap_pass'])
# 获取最新的10封邮件
num_messages = len(pop3.list()[1])
for i in range(max(1, num_messages-9), num_messages+1):
response, lines, octets = pop3.retr(i)
msg_content = b'\r\n'.join(lines).decode('utf-8')
msg = Parser().parsestr(msg_content)
# 检查发件人
if 'no-reply@cursor.sh' in msg.get('From', ''):
# 提取邮件正文
body = self._extract_pop3_body(msg)
if body:
# 查找验证码
code_match = re.search(r"\b\d{6}\b", body)
if code_match:
code = code_match.group()
pop3.quit()
return code
pop3.quit()
return self._get_mail_code_by_pop3(retry=retry + 1)
except Exception as e:
print(f"发生错误: {e}")
if pop3:
try:
pop3.quit()
except:
pass
return None
def _extract_pop3_body(self, email_message):
# 提取邮件正文
if email_message.is_multipart():
for part in email_message.walk():
content_type = part.get_content_type()
content_disposition = str(part.get("Content-Disposition"))
if content_type == "text/plain" and "attachment" not in content_disposition:
try:
body = part.get_payload(decode=True).decode('utf-8', errors='ignore')
return body
except Exception as e:
logging.error(f"解码邮件正文失败: {e}")
else:
try:
body = email_message.get_payload(decode=True).decode('utf-8', errors='ignore')
return body
except Exception as e:
logging.error(f"解码邮件正文失败: {e}")
return ""
# 手动输入验证码
def _get_latest_mail_code(self):
# 获取邮件列表
mail_list_url = f"https://tempmail.plus/api/mails?email={self.username}{self.emailExtension}&limit=20&epin={self.epin}"
mail_list_response = self.session.get(mail_list_url)
mail_list_data = mail_list_response.json()
time.sleep(0.5)
if not mail_list_data.get("result"):
return None, None
# 获取最新邮件的ID
first_id = mail_list_data.get("first_id")
if not first_id:
return None, None
# 获取具体邮件内容
mail_detail_url = f"https://tempmail.plus/api/mails/{first_id}?email={self.username}{self.emailExtension}&epin={self.epin}"
mail_detail_response = self.session.get(mail_detail_url)
mail_detail_data = mail_detail_response.json()
time.sleep(0.5)
if not mail_detail_data.get("result"):
return None, None
# 从邮件文本中提取6位数字验证码
mail_text = mail_detail_data.get("text", "")
mail_subject = mail_detail_data.get("subject", "")
logging.info(f"找到邮件主题: {mail_subject}")
# 修改正则表达式，确保 6 位数字不紧跟在字母或域名相关符号后面
code_match = re.search(r"(?<![a-zA-Z@.])\b\d{6}\b", mail_text)
if code_match:
return code_match.group(), first_id
return None, None
def _cleanup_mail(self, first_id):
# 构造删除请求的URL和数据
delete_url = "https://tempmail.plus/api/mails/"
payload = {
"email": f"{self.username}{self.emailExtension}",
"first_id": first_id,
"epin": f"{self.epin}",
}
# 最多尝试5次
for _ in range(5):
response = self.session.delete(delete_url, data=payload)
try:
result = response.json().get("result")
if result is True:
return True
except:
pass
# 如果失败,等待0.5秒后重试
time.sleep(0.5)
return False
if __name__ == "__main__":
email_handler = EmailVerificationHandler()
code = email_handler.get_verification_code()
print(code)