2023-01-09 09:41:19 +01:00
|
|
|
import re
|
|
|
|
|
import socket
|
2023-01-09 09:54:17 +01:00
|
|
|
import time
|
2023-01-09 09:41:19 +01:00
|
|
|
from email.mime.multipart import MIMEMultipart
|
|
|
|
|
from email.mime.text import MIMEText
|
2023-01-09 09:54:17 +01:00
|
|
|
from email.utils import formatdate
|
2023-01-09 09:41:19 +01:00
|
|
|
from http import HTTPStatus
|
|
|
|
|
from smtplib import SMTP_SSL as SMTP
|
|
|
|
|
|
|
|
|
|
from loguru import logger
|
|
|
|
|
from starlette.exceptions import HTTPException
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def valid_email(s):
|
|
|
|
|
# https://regexr.com/2rhq7
|
|
|
|
|
pat = "[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?"
|
|
|
|
|
if re.match(pat, s):
|
|
|
|
|
return True
|
|
|
|
|
msg = f"SMTP - invalid email: {s}."
|
|
|
|
|
logger.error(msg)
|
|
|
|
|
raise HTTPException(status_code=HTTPStatus.BAD_REQUEST, detail=msg)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
async def send_mail(emailaddress, email):
|
|
|
|
|
valid_email(emailaddress.email)
|
|
|
|
|
valid_email(email.receiver)
|
|
|
|
|
|
2023-01-09 09:54:17 +01:00
|
|
|
ts = time.time()
|
|
|
|
|
date = formatdate(ts, True)
|
|
|
|
|
|
|
|
|
|
msg = MIMEMultipart("alternative")
|
2023-01-09 09:41:19 +01:00
|
|
|
msg = MIMEMultipart("alternative")
|
2023-01-09 09:54:17 +01:00
|
|
|
msg["Date"] = date
|
2023-01-09 09:41:19 +01:00
|
|
|
msg["Subject"] = email.subject
|
|
|
|
|
msg["From"] = emailaddress.email
|
|
|
|
|
msg["To"] = email.receiver
|
|
|
|
|
|
|
|
|
|
signature = "Email sent anonymiously by LNbits Sendmail extension."
|
|
|
|
|
text = (
|
|
|
|
|
"""\
|
|
|
|
|
"""
|
|
|
|
|
+ email.message
|
|
|
|
|
+ """
|
|
|
|
|
"""
|
|
|
|
|
+ signature
|
|
|
|
|
+ """
|
|
|
|
|
"""
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
html = (
|
|
|
|
|
"""\
|
|
|
|
|
<html>
|
|
|
|
|
<head></head>
|
|
|
|
|
<body>
|
|
|
|
|
<p>"""
|
|
|
|
|
+ email.message
|
|
|
|
|
+ """<p>
|
|
|
|
|
<p><br>"""
|
|
|
|
|
+ signature
|
|
|
|
|
+ """</p>
|
|
|
|
|
</body>
|
|
|
|
|
</html>
|
|
|
|
|
"""
|
|
|
|
|
)
|
|
|
|
|
part1 = MIMEText(text, "plain")
|
|
|
|
|
part2 = MIMEText(html, "html")
|
|
|
|
|
msg.attach(part1)
|
|
|
|
|
msg.attach(part2)
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
conn = SMTP(
|
|
|
|
|
host=emailaddress.smtp_server, port=emailaddress.smtp_port, timeout=10
|
|
|
|
|
)
|
|
|
|
|
logger.debug("SMTP - connected to smtp server.")
|
|
|
|
|
# conn.set_debuglevel(True)
|
|
|
|
|
except:
|
|
|
|
|
msg = f"SMTP - error connecting to smtp server: {emailaddress.smtp_server}:{emailaddress.smtp_port}."
|
|
|
|
|
logger.error(msg)
|
|
|
|
|
raise HTTPException(status_code=HTTPStatus.BAD_REQUEST, detail=msg)
|
|
|
|
|
try:
|
|
|
|
|
conn.login(emailaddress.smtp_user, emailaddress.smtp_password)
|
|
|
|
|
logger.debug("SMTP - successful login to smtp server.")
|
|
|
|
|
except:
|
|
|
|
|
msg = f"SMTP - error login into smtp {emailaddress.smtp_user}."
|
|
|
|
|
logger.error(msg)
|
|
|
|
|
raise HTTPException(status_code=HTTPStatus.BAD_REQUEST, detail=msg)
|
|
|
|
|
try:
|
|
|
|
|
conn.sendmail(emailaddress.email, email.receiver, msg.as_string())
|
|
|
|
|
logger.debug("SMTP - successfully send email.")
|
|
|
|
|
except socket.error as e:
|
|
|
|
|
msg = f"SMTP - error sending email: {str(e)}."
|
|
|
|
|
logger.error(msg)
|
|
|
|
|
raise HTTPException(status_code=HTTPStatus.BAD_REQUEST, detail=msg)
|
|
|
|
|
finally:
|
|
|
|
|
conn.quit()
|
