Files
SaaS-PDF/backend/app/services/email_service.py

84 lines
2.8 KiB
Python

"""Email service — sends transactional emails via SMTP."""
import logging
import smtplib
from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
from flask import current_app
from app.utils.config_placeholders import normalize_optional_config
logger = logging.getLogger(__name__)
def _get_smtp_config() -> dict:
"""Read SMTP settings from Flask config."""
return {
"host": normalize_optional_config(
current_app.config.get("SMTP_HOST", ""),
("your-provider", "replace-with"),
),
"port": current_app.config.get("SMTP_PORT", 587),
"user": normalize_optional_config(
current_app.config.get("SMTP_USER", ""),
("replace-with",),
),
"password": normalize_optional_config(
current_app.config.get("SMTP_PASSWORD", ""),
("replace-with",),
),
"from_addr": current_app.config.get("SMTP_FROM", "noreply@dociva.io"),
"use_tls": current_app.config.get("SMTP_USE_TLS", True),
}
def send_email(to: str, subject: str, html_body: str) -> bool:
"""Send an HTML email. Returns True on success."""
cfg = _get_smtp_config()
if not cfg["host"]:
logger.warning("SMTP not configured — email to %s suppressed.", to)
return False
msg = MIMEMultipart("alternative")
msg["Subject"] = subject
msg["From"] = cfg["from_addr"]
msg["To"] = to
msg.attach(MIMEText(html_body, "html"))
try:
if cfg["use_tls"]:
server = smtplib.SMTP(cfg["host"], cfg["port"], timeout=10)
server.starttls()
else:
server = smtplib.SMTP(cfg["host"], cfg["port"], timeout=10)
if cfg["user"]:
server.login(cfg["user"], cfg["password"])
server.sendmail(cfg["from_addr"], [to], msg.as_string())
server.quit()
logger.info("Email sent to %s: %s", to, subject)
return True
except Exception:
logger.exception("Failed to send email to %s", to)
return False
def send_password_reset_email(to: str, token: str) -> bool:
"""Send a password reset link."""
frontend = current_app.config.get("FRONTEND_URL", "http://localhost:5173")
reset_link = f"{frontend}/reset-password?token={token}"
html = f"""
<div style="font-family: sans-serif; max-width: 480px; margin: auto;">
<h2>Password Reset</h2>
<p>You requested a password reset for your Dociva account.</p>
<p><a href="{reset_link}" style="display:inline-block;padding:12px 24px;background:#4f46e5;color:#fff;border-radius:8px;text-decoration:none;">
Reset Password
</a></p>
<p style="color:#666;font-size:14px;">This link expires in 1 hour. If you didn't request this, you can safely ignore this email.</p>
</div>
"""
return send_email(to, "Reset your Dociva password", html)