def test_attach_image(self):
"""
Tests the embed_image function.
"""
dir_path = os.path.join(settings.PROJ_DIR, 'cyphon/static/images/')
file_name = 'cyphon-sm.png'
msg = embed_image(self.msg, dir_path, file_name)
msg_dict = vars(msg)
img_dict = vars(msg_dict['attachments'][0])
self.assertEqual(msg_dict['mixed_subtype'], 'related')
self.assertEqual(img_dict['_headers'][0],
('Content-Type', 'image/png'))
self.assertEqual(img_dict['_headers'][3],
('Content-ID', '<%s>' % file_name))
def compose_comment_email(comment, user):
"""Email a comment notification to a user.
Parameters
----------
comment : |Comment|
The |Comment| to notify the user about.
user : |AppUser|
The |AppUser| who should receive the email notification.
Returns
-------
:class:`django.core.mail.message.EmailMultiAlternatives`
"""
context = {
'comment': comment,
'image': _LOGO_FILE,
}
subject = loader.render_to_string(_SUBJECT_TEMPLATE, context)
# email subject must not contain newlines
subject = ''.join(subject.splitlines())
body = loader.render_to_string(_TEXT_TEMPLATE, context)
email_message = EmailMultiAlternatives(
subject=subject,
body=body,
to=[user.email],
from_email=settings.DEFAULT_FROM_EMAIL
)
# attach html
html_email = loader.render_to_string(_HTML_TEMPLATE, context)
email_message.attach_alternative(html_email, 'text/html')
# embed logo
email_message = emailutils.embed_image(
message=email_message,
dir_path=_LOGO_DIR,
file_name=_LOGO_FILE
)
return email_message