def __buildemail(self):
i = 0
soup = BeautifulSoup(self.mail_template.text, "html.parser")
imgs = []
for img in soup.findAll("img"):
if not img.has_attr(
"src") or not img["src"][:5].lower() == "data:":
continue
tmp = img["src"].split(',')
if len(tmp) > 1:
base64 = tmp[1]
mime = tmp[0].split(';')[0].split(':')[1]
mimeimg = MIMEImage(b64decode(base64))
mimeimg.set_type(mime)
mimeimg.add_header('Content-ID', '<img%s>' % i)
imgs.append(mimeimg)
img["src"] = "cid:img%s" % i
if "style" in img:
styles = img["style"].split(";")
height = 0
width = 0
for style in styles:
if "height" in style:
tmp = style.split(":")[1].replace("px", "")
height = str(int(tmp) * 75 / 100)
if "width" in style:
tmp = style.split(":")[1].replace("px", "")
width = str(int(tmp) * 75 / 100)
if height != 0:
img["height"] = height
if width != 0:
img["width"] = width
i += 1
if self.enable_mail_tracker:
if not soup.findAll("img", attrs={"src": "FIXMEMAILTRACKER"}):
img = soup.new_tag("img", src="FIXMEMAILTRACKER")
soup.body.append(img)
return {"text": str(soup), "imgs": imgs}
def html_email(from_='',
to=[],
cc=None,
bcc=None,
subject='',
text_body='',
html_body='',
files=None,
images=[],
smtp_server='',
smtp_port=25,
smtp_username='',
smtp_password=''):
""" Generate a HTML email and send it to various recipients via an authenticated SMTP server.
+-------------------------------------------------------+
| multipart/mixed |
| |
| +-------------------------------------------------+ |
| | multipart/related | |
| | | |
| | +-------------------------------------------+ | |
| | | multipart/alternative | | |
| | | | | |
| | | +-------------------------------------+ | | |
| | | | text can contain [cid:logo.png] | | | |
| | | +-------------------------------------+ | | |
| | | | | |
| | | +-------------------------------------+ | | |
| | | | html can contain src="cid:logo.png" | | | |
| | | +-------------------------------------+ | | |
| | | | | |
| | +-------------------------------------------+ | |
| | | |
| | +-------------------------------------------+ | |
| | | image logo.png "inline" attachement | | |
| | +-------------------------------------------+ | |
| | | |
| +-------------------------------------------------+ |
| |
| +-------------------------------------------------+ |
| | pdf ("download" attachment, not inline) | |
| +-------------------------------------------------+ |
| |
+-------------------------------------------------------+
see: https://www.anomaly.net.au/blog/constructing-multipart-mime-messages-for-sending-emails-in-python/
"""
message = MIMEMultipart('mixed')
del message['sender']
del message['errors-to']
message['To'] = COMMASPACE.join(to)
if cc:
message['Cc'] = COMMASPACE.join(cc)
message['From'] = from_
message['Subject'] = subject
message['Date'] = formatdate(localtime=True)
message['Message-ID'] = make_msgid()
message.epilogue = ''
body = MIMEMultipart('alternative')
text_part = MIMEText(text_body, 'plain')
# text_part.set_type('text/plain')
# text_part.set_charset('iso-8859-1')
# text_part.replace_header('Content-Transfer-Encoding', 'quoted-printable')
body.attach(text_part)
html_part = MIMEText(html_body, 'html')
body.attach(html_part)
related = MIMEMultipart('related')
related.attach(body)
for count, image in enumerate(images, 1):
if isinstance(image, basestring):
with open(image, 'rb') as image_file:
image_data = image_file.read()
image_part = MIMEImage(image_data)
image_filename = os.path.basename(image)
elif isinstance(image, (tuple)):
image_part = MIMEImage(image[1])
image_filename = image[0]
mime_type = mimetypes.guess_type(image_filename)[0]
if mime_type:
image_part.set_type(mime_type)
image_part.add_header('Content-Location', image_filename)
image_part.add_header('Content-Disposition',
'inline',
filename=image_filename)
image_part.add_header('Content-ID', '<image{}>'.format(count))
related.attach(image_part)
message.attach(related)
if files:
for attachment in files:
part = MIMEBase(
'application',
'octet-stream') # 'octet-stream' filtered by MS Exchange.
with open(attachment, 'rb') as attachment_file:
attachment_data = attachment_file.read()
mime_type = mimetypes.guess_type(attachment)[0]
if mime_type:
part.set_type(mime_type)
part.set_payload(attachment_data)
encode_base64(part)
part.add_header(
'Content-Disposition',
'attachment; filename="%s"' % os.path.basename(attachment))
message.attach(part)
smtp = smtplib.SMTP(smtp_server, smtp_port)
smtp.ehlo()
smtp.starttls()
if smtp_username:
smtp.login(smtp_username, smtp_password)
if cc:
to += cc
if bcc:
to += bcc
smtp.sendmail(from_, to, message.as_string())
smtp.quit()
