187 lines
5.3 KiB
Python
187 lines
5.3 KiB
Python
#!/usr/bin/env python3
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import os
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import smtplib
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import mimetypes
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from email import encoders
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from email.message import Message
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from email.mime.audio import MIMEAudio
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from email.mime.base import MIMEBase
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from email.mime.image import MIMEImage
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from email.mime.multipart import MIMEMultipart
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from email.mime.text import MIMEText
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import ssl as ssl_module
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import sys
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class SendMail:
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port=587
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host='localhost'
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username=''
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password=''
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#ssl=True
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def __init__(self, ssl=True):
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self.smtp=None #smtplib.SMTP(host=self.host, port=self.port)
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self.txt_error=''
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self.ssl=ssl
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if sys.version_info < (3, 6):
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self.context = ssl_module.SSLContext(ssl_module.PROTOCOL_TLSv1_2)
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else:
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self.context = ssl_module.SSLContext(ssl_module.PROTOCOL_TLS)
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def connect(self):
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self.smtp=smtplib.SMTP(host=self.host, port=self.port)
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if self.ssl==True:
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try:
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self.smtp.starttls(context=self.context)
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except smtplib.SMTPHeloError:
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self.txt_error='Error: cannot make HELO to this server'
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return False
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except RuntimeError:
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self.txt_error='Error: SSL/TLS is not supported in your python interpreter'
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return False
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except smtplib.SMTPException as e:
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self.txt_error=e.__str__()
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return False
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#login
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if self.smtp!=None:
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try:
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self.smtp.login(self.username, self.password)
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except smtplib.SMTPHeloError:
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self.txt_error='Error: cannot make HELO to this server'
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return False
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except smtplib.SMTPAuthenticationError:
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self.txt_error='Error: cannot login. Wrong username or password'
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return False
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except smtplib.SMTPException as e:
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# self.txt_error=e.__str__()
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self.txt_error='Error: any method for login is avaliable - '+e.__str__()
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return False
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return True
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def send(self, from_address, to_address: list, subject, message, content_type='plain', attachments=[]):
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if self.smtp==None:
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if not self.connect():
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return False
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COMMASPACE=', '
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if len(attachments)==0:
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msg=MIMEText(message, content_type)
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msg['Subject']=subject
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msg['From']=from_address
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msg['To']=COMMASPACE.join(to_address)
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self.smtp.send_message(msg)
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#self.quit()
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return True
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else:
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outer=MIMEMultipart()
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outer['Subject']=subject
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outer['From']=from_address
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outer['To']=COMMASPACE.join(to_address)
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# Attach message text
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msg=MIMEText(message, content_type)
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outer.attach(msg)
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for path in attachments:
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ctype, encoding = mimetypes.guess_type(path)
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if ctype is None or encoding is not None:
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# No guess could be made, or the file is encoded (compressed), so
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# use a generic bag-of-bits type.
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ctype = 'application/octet-stream'
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maintype, subtype = ctype.split('/', 1)
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if maintype == 'text':
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with open(path) as fp:
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# Note: we should handle calculating the charset
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msg = MIMEText(fp.read(), _subtype=subtype)
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elif maintype == 'image':
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with open(path, 'rb') as fp:
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msg = MIMEImage(fp.read(), _subtype=subtype)
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elif maintype == 'audio':
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with open(path, 'rb') as fp:
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msg = MIMEAudio(fp.read(), _subtype=subtype)
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else:
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with open(path, 'rb') as fp:
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msg = MIMEBase(maintype, subtype)
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msg.set_payload(fp.read())
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# Encode the payload using Base64
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encoders.encode_base64(msg)
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# Set the filename parameter
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msg.add_header('Content-Disposition', 'attachment', filename=os.path.basename(path))
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outer.attach(msg)
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self.smtp.send_message(outer)
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#self.quit()
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return True
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def quit(self):
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if self.smtp!=None:
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self.smtp.quit()
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self.smtp=None
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def __del__(self):
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if self.smtp!=None:
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self.smtp.quit()
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