邹方成
552c02516a
refactor(用户管理): 优化用户列表查询和备注字段处理 feat(估值): 评估报告和证书URL改为数组类型并添加下载地址 docs: 添加交易管理与用户备注功能增强实施计划 fix(邮件): 修复邮件发送接口的多附件支持问题 style: 清理注释代码和格式化文件
65 lines
2.5 KiB
Python
65 lines
2.5 KiB
Python
import smtplib
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from email.mime.base import MIMEBase
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from email.mime.multipart import MIMEMultipart
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from email.mime.text import MIMEText
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from email import encoders
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from typing import Optional, List, Tuple
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import httpx
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from app.settings.config import settings
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class EmailClient:
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def send(self, to_email: str, subject: Optional[str], body: str, file_bytes: Optional[bytes], file_name: Optional[str], content_type: Optional[str]) -> dict:
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if not settings.SMTP_HOST or not settings.SMTP_PORT or not settings.SMTP_FROM:
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raise RuntimeError("SMTP 未配置")
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msg = MIMEMultipart()
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msg["From"] = settings.SMTP_FROM
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msg["To"] = to_email
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msg["Subject"] = subject or "估值服务通知"
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msg.attach(MIMEText(body, "plain", "utf-8"))
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if file_bytes and file_name:
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part = MIMEBase("application", "octet-stream")
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part.set_payload(file_bytes)
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encoders.encode_base64(part)
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part.add_header("Content-Disposition", f"attachment; filename=\"{file_name}\"")
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msg.attach(part)
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if hasattr(self, "_extra_attachments") and isinstance(self._extra_attachments, list):
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for fb, fn in self._extra_attachments:
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part = MIMEBase("application", "octet-stream")
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part.set_payload(fb)
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encoders.encode_base64(part)
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part.add_header("Content-Disposition", f"attachment; filename=\"{fn}\"")
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msg.attach(part)
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if settings.SMTP_TLS:
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server = smtplib.SMTP(settings.SMTP_HOST, settings.SMTP_PORT, timeout=30)
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server.starttls()
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else:
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server = smtplib.SMTP_SSL(settings.SMTP_HOST, settings.SMTP_PORT, timeout=30)
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try:
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if settings.SMTP_USERNAME and settings.SMTP_PASSWORD:
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server.login(settings.SMTP_USERNAME, settings.SMTP_PASSWORD)
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server.sendmail(settings.SMTP_FROM, [to_email], msg.as_string())
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server.quit()
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return {"status": "OK"}
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except Exception as e:
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try:
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server.quit()
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except Exception:
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pass
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return {"status": "FAIL", "error": str(e)}
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def send_many(self, to_email: str, subject: Optional[str], body: str, attachments: Optional[List[Tuple[bytes, str]]] = None) -> dict:
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self._extra_attachments = attachments or []
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try:
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return self.send(to_email, subject, body, None, None, None)
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finally:
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self._extra_attachments = []
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email_client = EmailClient()
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