453 lines
20 KiB
Python
453 lines
20 KiB
Python
import os
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import ssl
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import smtplib
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import asyncio
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from pathlib import Path
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from email.mime.text import MIMEText
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from email.mime.multipart import MIMEMultipart
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import logging
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from dotenv import load_dotenv
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logger = logging.getLogger(__name__)
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# Load .env file
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ROOT_DIR = Path(__file__).parent
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load_dotenv(ROOT_DIR / '.env')
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# SMTP Configuration - supports both new (SMTP_USER/SMTP_PASS) and old (SMTP_USERNAME/SMTP_PASSWORD) variable names
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SMTP_HOST = os.environ.get('SMTP_HOST', 'smtp.gmail.com')
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SMTP_PORT = int(os.environ.get('SMTP_PORT', 587))
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SMTP_SECURE = os.environ.get('SMTP_SECURE', 'false').lower() == 'true'
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SMTP_VERIFY_CERT = os.environ.get('SMTP_VERIFY_CERT', 'true').lower() == 'true'
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SMTP_AUTH_METHOD = os.environ.get('SMTP_AUTH_METHOD', None) # PLAIN, LOGIN, or CRAM-MD5
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# Log configuration at startup
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logger.info(f"📧 SMTP Configuration Loaded:")
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logger.info(f" Host: {SMTP_HOST}:{SMTP_PORT}")
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logger.info(f" Secure (SSL from start): {SMTP_SECURE}")
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logger.info(f" Verify Certificate: {SMTP_VERIFY_CERT}")
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logger.info(f" Auth Method: {SMTP_AUTH_METHOD or 'auto-detect'}")
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# Support both SMTP_USER and SMTP_USERNAME (new and old)
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SMTP_USER = os.environ.get('SMTP_USER') or os.environ.get('SMTP_USERNAME', '')
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SMTP_PASS = os.environ.get('SMTP_PASS') or os.environ.get('SMTP_PASSWORD', '')
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# Support both SMTP_FROM and SMTP_FROM_EMAIL (new and old)
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SMTP_FROM = os.environ.get('SMTP_FROM') or os.environ.get('SMTP_FROM_EMAIL', 'noreply@membership.com')
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SMTP_FROM_NAME = os.environ.get('SMTP_FROM_NAME', 'LOAF Membership')
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FRONTEND_URL = os.environ.get('FRONTEND_URL', 'http://localhost:3000')
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def _send_email_sync(message: MIMEMultipart, to_email: str):
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"""
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Synchronous email sending (will be wrapped in asyncio.to_thread)
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Matches the working pattern from previous implementation
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"""
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# Create SSL context for certificate verification control
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ssl_context = None
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if not SMTP_VERIFY_CERT:
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ssl_context = ssl.create_default_context()
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ssl_context.check_hostname = False
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ssl_context.verify_mode = ssl.CERT_NONE
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logger.warning(f"⚠️ SSL certificate verification DISABLED for {SMTP_HOST}")
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# Determine connection method based on configuration
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if not SMTP_SECURE:
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# Plain SMTP without encryption (some providers require this)
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logger.info(f"🔌 Using plain SMTP connection (SMTP_SECURE=false) to {SMTP_HOST}:{SMTP_PORT}")
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with smtplib.SMTP(SMTP_HOST, SMTP_PORT) as server:
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logger.info(f" ✅ SMTP connection established")
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server.login(SMTP_USER, SMTP_PASS)
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logger.info(f" ✅ Login successful")
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server.send_message(message)
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logger.info(f" ✅ Message sent")
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elif SMTP_PORT == 465:
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# Use SSL/TLS from start (standard for port 465)
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logger.info(f"🔌 Using SMTP_SSL connection to {SMTP_HOST}:{SMTP_PORT}")
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with smtplib.SMTP_SSL(SMTP_HOST, SMTP_PORT, context=ssl_context) as server:
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logger.info(f" ✅ SSL connection established")
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server.login(SMTP_USER, SMTP_PASS)
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logger.info(f" ✅ Login successful")
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server.send_message(message)
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else:
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# Use STARTTLS (standard for port 587)
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logger.info(f"🔌 Using SMTP with STARTTLS to {SMTP_HOST}:{SMTP_PORT}")
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with smtplib.SMTP(SMTP_HOST, SMTP_PORT) as server:
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server.starttls(context=ssl_context)
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logger.info(f" ✅ STARTTLS enabled")
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server.login(SMTP_USER, SMTP_PASS)
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logger.info(f" ✅ Login successful")
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server.send_message(message)
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async def send_email(to_email: str, subject: str, html_content: str):
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"""
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Send an email using SMTP
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Configuration via environment variables:
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- SMTP_SECURE=false: Plain SMTP without encryption
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- SMTP_SECURE=true + Port 465: SSL/TLS from start
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- SMTP_SECURE=true + Port 587: STARTTLS
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"""
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try:
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message = MIMEMultipart('alternative')
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message['From'] = f"{SMTP_FROM_NAME} <{SMTP_FROM}>"
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message['To'] = to_email
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message['Subject'] = subject
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html_part = MIMEText(html_content, 'html')
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message.attach(html_part)
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# For development/testing, just log the email
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if not SMTP_USER or not SMTP_PASS:
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logger.info(f"[EMAIL] To: {to_email}")
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logger.info(f"[EMAIL] Subject: {subject}")
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logger.info(f"[EMAIL] Content: {html_content[:200]}...")
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return True
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logger.info(f"📧 Sending email to {to_email} via {SMTP_HOST}:{SMTP_PORT}")
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# Run synchronous SMTP in thread pool to avoid blocking
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await asyncio.to_thread(_send_email_sync, message, to_email)
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logger.info(f"✓ Email sent successfully to {to_email}")
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return True
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except smtplib.SMTPAuthenticationError as e:
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logger.error(f"❌ SMTP Authentication Error for {to_email}: {str(e)}")
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logger.error(f" Check SMTP_USER and SMTP_PASS")
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return False
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except smtplib.SMTPException as e:
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logger.error(f"❌ SMTP Error sending to {to_email}: {str(e)}")
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logger.exception(e)
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return False
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except Exception as e:
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logger.error(f"✗ Failed to send email to {to_email}: {str(e)}")
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logger.exception(e)
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return False
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async def send_verification_email(to_email: str, token: str):
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"""Send email verification link"""
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verification_url = f"{FRONTEND_URL}/verify-email?token={token}"
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subject = "Verify Your Email Address"
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html_content = f"""
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<!DOCTYPE html>
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<html>
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<head>
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<style>
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body {{ font-family: 'Nunito Sans', Arial, sans-serif; line-height: 1.6; color: #422268; }}
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.container {{ max-width: 600px; margin: 0 auto; padding: 20px; }}
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.header {{ background: linear-gradient(135deg, #644c9f 0%, #48286e 100%); padding: 30px; text-align: center; border-radius: 10px 10px 0 0; }}
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.header h1 {{ color: white; margin: 0; font-family: 'Inter', sans-serif; }}
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.content {{ background: #FFFFFF; padding: 30px; border-radius: 0 0 10px 10px; }}
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.button {{ display: inline-block; background: #DDD8EB; color: #422268; padding: 15px 40px; text-decoration: none; border-radius: 50px; font-weight: 600; margin: 20px 0; }}
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.button:hover {{ background: #FFFFFF; }}
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>Welcome to Our Community!</h1>
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</div>
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<div class="content">
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<p>Thank you for registering with us. We're excited to have you join our community.</p>
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<p>Please click the button below to verify your email address:</p>
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<p style="text-align: center;">
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<a href="{verification_url}" class="button">Verify Email</a>
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</p>
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<p>Or copy and paste this link into your browser:</p>
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<p style="word-break: break-all; color: #664fa3;">{verification_url}</p>
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<p>This link will expire in 24 hours.</p>
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<p>If you didn't create an account, please ignore this email.</p>
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</div>
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</div>
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</body>
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</html>
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"""
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return await send_email(to_email, subject, html_content)
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async def send_approval_notification(to_email: str, first_name: str):
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"""Send notification when user is approved"""
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login_url = f"{FRONTEND_URL}/login"
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subject = "Your Membership Application Has Been Approved!"
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html_content = f"""
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<!DOCTYPE html>
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<html>
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<head>
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<style>
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body {{ font-family: 'Nunito Sans', Arial, sans-serif; line-height: 1.6; color: #422268; }}
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.container {{ max-width: 600px; margin: 0 auto; padding: 20px; }}
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.header {{ background: linear-gradient(135deg, #644c9f 0%, #48286e 100%); padding: 30px; text-align: center; border-radius: 10px 10px 0 0; }}
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.header h1 {{ color: white; margin: 0; font-family: 'Inter', sans-serif; }}
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.content {{ background: #FFFFFF; padding: 30px; border-radius: 0 0 10px 10px; }}
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.button {{ display: inline-block; background: #DDD8EB; color: #422268; padding: 15px 40px; text-decoration: none; border-radius: 50px; font-weight: 600; margin: 20px 0; }}
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.button:hover {{ background: #FFFFFF; }}
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>Congratulations, {first_name}!</h1>
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</div>
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<div class="content">
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<p>Great news! Your membership application has been approved.</p>
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<p>You now have full access to all member features and events.</p>
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<p style="text-align: center;">
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<a href="{login_url}" class="button">Login to Your Account</a>
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</p>
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<p>We look forward to seeing you at our events!</p>
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</div>
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</div>
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</body>
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</html>
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"""
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return await send_email(to_email, subject, html_content)
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async def send_payment_prompt_email(to_email: str, first_name: str):
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"""Send payment prompt email after admin approval"""
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payment_url = f"{FRONTEND_URL}/plans"
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subject = "Complete Your LOAF Membership - Payment Required"
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html_content = f"""
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<!DOCTYPE html>
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<html>
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<head>
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<style>
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body {{ font-family: 'Nunito Sans', Arial, sans-serif; line-height: 1.6; color: #422268; }}
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.container {{ max-width: 600px; margin: 0 auto; padding: 20px; }}
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.header {{ background: linear-gradient(135deg, #644c9f 0%, #48286e 100%); padding: 30px; text-align: center; border-radius: 10px 10px 0 0; }}
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.header h1 {{ color: white; margin: 0; font-family: 'Inter', sans-serif; }}
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.content {{ background: #FFFFFF; padding: 30px; border-radius: 0 0 10px 10px; }}
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.button {{ display: inline-block; background: #DDD8EB; color: #422268; padding: 15px 40px; text-decoration: none; border-radius: 50px; font-weight: 600; margin: 20px 0; }}
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.button:hover {{ background: #FFFFFF; }}
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.benefits {{ background: #f1eef9; padding: 20px; border-radius: 8px; margin: 20px 0; border: 2px solid #ddd8eb; }}
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.benefits ul {{ list-style: none; padding: 0; }}
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.benefits li {{ padding: 8px 0; padding-left: 25px; position: relative; }}
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.benefits li:before {{ content: "✓"; position: absolute; left: 0; color: #ff9e77; font-weight: bold; }}
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>🎉 You're Approved, {first_name}!</h1>
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</div>
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<div class="content">
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<p><strong>Great news!</strong> Your LOAF membership application has been approved by our admin team.</p>
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<p>To activate your membership and gain full access, please complete your annual membership payment:</p>
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<p style="text-align: center;">
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<a href="{payment_url}" class="button">Complete Payment →</a>
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</p>
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<div class="benefits">
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<p><strong>Once payment is processed, you'll have immediate access to:</strong></p>
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<ul>
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<li>Members-only events and gatherings</li>
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<li>Community directory and networking</li>
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<li>Exclusive member benefits and discounts</li>
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<li>LOAF newsletter and updates</li>
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</ul>
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</div>
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<p>We're excited to have you join the LOAF community!</p>
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<p style="margin-top: 30px; padding-top: 20px; border-top: 1px solid #ddd8eb; color: #664fa3; font-size: 14px;">
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Questions? Contact us at support@loaf.org
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</p>
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</div>
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</div>
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</body>
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</html>
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"""
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return await send_email(to_email, subject, html_content)
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async def send_password_reset_email(to_email: str, first_name: str, reset_url: str):
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"""Send password reset link email"""
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subject = "Reset Your Password - LOAF Membership"
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html_content = f"""
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<!DOCTYPE html>
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<html>
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<head>
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<style>
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body {{ font-family: 'Nunito Sans', Arial, sans-serif; line-height: 1.6; color: #422268; }}
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.container {{ max-width: 600px; margin: 0 auto; padding: 20px; }}
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.header {{ background: linear-gradient(135deg, #644c9f 0%, #48286e 100%); padding: 30px; text-align: center; border-radius: 10px 10px 0 0; }}
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.header h1 {{ color: white; margin: 0; font-family: 'Inter', sans-serif; }}
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.content {{ background: #FFFFFF; padding: 30px; border-radius: 0 0 10px 10px; }}
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.button {{ display: inline-block; background: #DDD8EB; color: #422268; padding: 15px 40px; text-decoration: none; border-radius: 50px; font-weight: 600; margin: 20px 0; }}
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.button:hover {{ background: #FFFFFF; }}
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.note {{ background: #f1eef9; border-left: 4px solid #ff9e77; padding: 15px; margin: 20px 0; }}
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>Reset Your Password</h1>
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</div>
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<div class="content">
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<p>Hi {first_name},</p>
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<p>You requested to reset your password. Click the button below to create a new password:</p>
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<p style="text-align: center;">
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<a href="{reset_url}" class="button">Reset Password</a>
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</p>
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<div class="note">
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<p style="margin: 0; font-size: 14px;"><strong>⏰ This link will expire in 1 hour.</strong></p>
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<p style="margin: 5px 0 0 0; font-size: 14px;">If you didn't request this, please ignore this email.</p>
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</div>
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<p style="margin-top: 20px; color: #664fa3; font-size: 14px;">
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Or copy and paste this link into your browser:<br>
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<span style="word-break: break-all;">{reset_url}</span>
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</p>
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</div>
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</div>
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</body>
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</html>
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"""
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return await send_email(to_email, subject, html_content)
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async def send_admin_password_reset_email(
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to_email: str,
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first_name: str,
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temp_password: str,
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force_change: bool
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):
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"""Send temporary password when admin resets user password"""
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subject = "Your Password Has Been Reset - LOAF Membership"
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force_change_text = (
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"""
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<div class="note" style="background: #FFEBEE; border-left: 4px solid #ff9e77;">
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<p style="margin: 0; font-weight: bold; color: #ff9e77;">⚠️ You will be required to change this password when you log in.</p>
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</div>
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"""
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) if force_change else ""
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login_url = f"{FRONTEND_URL}/login"
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html_content = f"""
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<!DOCTYPE html>
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<html>
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<head>
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<style>
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body {{ font-family: 'Nunito Sans', Arial, sans-serif; line-height: 1.6; color: #422268; }}
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.container {{ max-width: 600px; margin: 0 auto; padding: 20px; }}
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.header {{ background: linear-gradient(135deg, #644c9f 0%, #48286e 100%); padding: 30px; text-align: center; border-radius: 10px 10px 0 0; }}
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.header h1 {{ color: white; margin: 0; font-family: 'Inter', sans-serif; }}
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.content {{ background: #FFFFFF; padding: 30px; border-radius: 0 0 10px 10px; }}
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.button {{ display: inline-block; background: #DDD8EB; color: #422268; padding: 15px 40px; text-decoration: none; border-radius: 50px; font-weight: 600; margin: 20px 0; }}
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.button:hover {{ background: #FFFFFF; }}
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.password-box {{ background: #f1eef9; padding: 20px; margin: 20px 0; border-left: 4px solid #ff9e77; font-family: 'Courier New', monospace; font-size: 18px; font-weight: bold; word-break: break-all; }}
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.note {{ background: #f1eef9; border-left: 4px solid #ff9e77; padding: 15px; margin: 20px 0; }}
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>Password Reset by Administrator</h1>
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</div>
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<div class="content">
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<p>Hi {first_name},</p>
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<p>An administrator has reset your password. Here is your temporary password:</p>
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<div class="password-box">
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{temp_password}
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</div>
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{force_change_text}
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<p>Please log in and change your password to something memorable.</p>
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<p style="text-align: center;">
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<a href="{login_url}" class="button">Go to Login</a>
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</p>
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<p style="margin-top: 30px; padding-top: 20px; border-top: 1px solid #ddd8eb; color: #664fa3; font-size: 14px;">
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Questions? Contact us at support@loaf.org
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</p>
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</div>
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</div>
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</body>
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</html>
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"""
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return await send_email(to_email, subject, html_content)
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async def send_invitation_email(
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to_email: str,
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inviter_name: str,
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invitation_url: str,
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role: str
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):
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"""Send invitation email to new user"""
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subject = f"You've Been Invited to Join LOAF - {role.capitalize()} Access"
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role_descriptions = {
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"member": "full member access to our community",
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"admin": "administrative access to manage the platform",
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"superadmin": "full administrative access with system-wide permissions"
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}
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role_description = role_descriptions.get(role.lower(), "access to our platform")
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html_content = f"""
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<!DOCTYPE html>
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<html>
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<head>
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<style>
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body {{ font-family: 'Nunito Sans', Arial, sans-serif; line-height: 1.6; color: #422268; }}
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.container {{ max-width: 600px; margin: 0 auto; padding: 20px; }}
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.header {{ background: linear-gradient(135deg, #644c9f 0%, #48286e 100%); padding: 30px; text-align: center; border-radius: 10px 10px 0 0; }}
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.header h1 {{ color: white; margin: 0; font-family: 'Inter', sans-serif; }}
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.content {{ background: #FFFFFF; padding: 30px; border-radius: 0 0 10px 10px; }}
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.button {{ display: inline-block; background: #ff9e77; color: #FFFFFF; padding: 15px 40px; text-decoration: none; border-radius: 50px; font-weight: 600; margin: 20px 0; }}
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.button:hover {{ background: #e88d66; }}
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.info-box {{ background: #f1eef9; padding: 20px; border-radius: 8px; margin: 20px 0; border: 2px solid #ddd8eb; }}
|
|
.note {{ background: #FFEBEE; border-left: 4px solid #ff9e77; padding: 15px; margin: 20px 0; }}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<div class="container">
|
|
<div class="header">
|
|
<h1>🎉 You're Invited!</h1>
|
|
</div>
|
|
<div class="content">
|
|
<p><strong>{inviter_name}</strong> has invited you to join the LOAF community with <strong>{role_description}</strong>.</p>
|
|
|
|
<div class="info-box">
|
|
<p style="margin: 0;"><strong>Your Role:</strong> {role.capitalize()}</p>
|
|
<p style="margin: 10px 0 0 0;"><strong>Invited By:</strong> {inviter_name}</p>
|
|
</div>
|
|
|
|
<p>Click the button below to accept your invitation and create your account:</p>
|
|
|
|
<p style="text-align: center;">
|
|
<a href="{invitation_url}" class="button">Accept Invitation</a>
|
|
</p>
|
|
|
|
<div class="note">
|
|
<p style="margin: 0; font-size: 14px;"><strong>⏰ This invitation expires in 7 days.</strong></p>
|
|
<p style="margin: 5px 0 0 0; font-size: 14px;">If you didn't expect this invitation, you can safely ignore this email.</p>
|
|
</div>
|
|
|
|
<p style="margin-top: 20px; color: #664fa3; font-size: 14px;">
|
|
Or copy and paste this link into your browser:<br>
|
|
<span style="word-break: break-all;">{invitation_url}</span>
|
|
</p>
|
|
|
|
<p style="margin-top: 30px; padding-top: 20px; border-top: 1px solid #ddd8eb; color: #664fa3; font-size: 14px;">
|
|
Questions? Contact us at support@loaf.org
|
|
</p>
|
|
</div>
|
|
</div>
|
|
</body>
|
|
</html>
|
|
"""
|
|
|
|
return await send_email(to_email, subject, html_content)
|