Ahenk/opt/ahenk/base/mail/mail_manager.py

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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Author: Volkan Şahin <volkansah.in> <bm.volkansahin@gmail.com>
import smtplib
import os
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.mime.base import MIMEBase
from email.utils import formatdate
from email import encoders
from base.scope import Scope
class Mail:
def __init__(self):
scope = Scope().get_instance()
self.logger = scope.get_logger()
self.configuration_manager = scope.get_configuration_manager()
try:
self.smtp_host = self.configuration_manager.get('MAIL', 'smtp_host')
self.smtp_port = int(self.configuration_manager.get('MAIL', 'smtp_port'))
self.from_username = self.configuration_manager.get('MAIL', 'from_username')
self.from_password = self.configuration_manager.get('MAIL', 'from_password')
self.to_address = self.configuration_manager.get('MAIL', 'to_address')
except Exception as e:
self.logger.error(
'A problem occurred while reading mail server parameters from conf file. Error Message: {0}'.format(
e))
self.server = None
self.logger.debug('Mail service initialized.')
def connect(self):
self.logger.debug('Connecting to SMTP server')
self.server = smtplib.SMTP(self.smtp_host, self.smtp_port)
self.logger.debug('Setting debug level')
self.server.set_debuglevel(2)
self.logger.debug('Using tls if server supports')
self.server.starttls()
self.logger.debug('Loging in to smtp server as {0}'.format(self.from_username))
self.server.login(self.from_username, self.from_password)
def disconnect(self):
self.logger.debug('Disconnecting from mail server')
self.server.quit()
self.logger.debug('Disconnected')
def send_mail(self, subject, message, files=[]):
msg = MIMEMultipart()
msg['Date'] = formatdate(localtime=True)
msg['Subject'] = subject
msg.attach(MIMEText(message))
#TODO files attachment max size
if files is not None:
for f in files:
part = MIMEBase('application', "octet-stream")
part.set_payload(open(f, "rb").read())
encoders.encode_base64(part)
part.add_header('Content-Disposition', 'attachment; filename="{0}"'.format(os.path.basename(f)))
msg.attach(part)
self.logger.debug('Sending mail to {0} {1}'.format(self.to_address, ' about {0}'.format(subject)))
self.server.sendmail(self.from_username, self.to_address, msg.as_string())
self.logger.debug('Mail was sent.')