# -*- coding: utf-8 -*-
from __future__ import absolute_import, unicode_literals
import datetime
import os
from mimetypes import guess_type
from django.conf import settings
from six import PY3, string_types
from .....helpers import extract_file_path, safe_text
from .helpers import send_mail
from .settings import MULTI_EMAIL_FIELD_VALUE_SPLITTER
__title__ = "fobi.contrib.plugins.form_handlers.mail.mixins"
__author__ = "Artur Barseghyan <artur.barseghyan@gmail.com>"
__copyright__ = "2014-2019 Artur Barseghyan"
__license__ = "GPL 2.0/LGPL 2.1"
__all__ = ("MailHandlerMixin",)
# *****************************************************************************
# **************************** Form handler ***********************************
# *****************************************************************************
[docs]class MailHandlerMixin(object):
"""Mail handler mixin."""
[docs] def get_base_url(self, request):
"""Get base URL.
Might be used in integration packages.
"""
base_url = "http{secure}://{host}".format(
secure=("s" if request.is_secure() else ""), host=request.get_host()
)
return base_url
[docs] def get_rendered_data(
self, cleaned_data, field_name_to_label_map, base_url
):
"""Get rendered data.
Might be used in integration packages.
"""
rendered_data = []
for key, value in cleaned_data.items():
if value:
if (
isinstance(value, string_types)
and value.startswith(settings.MEDIA_URL)
and not value.startswith("http")
):
cleaned_data[key] = "{base_url}{value}".format(
base_url=base_url, value=value
)
if isinstance(value, (datetime.datetime, datetime.date)):
cleaned_data[key] = (
value.isoformat()
if hasattr(value, "isoformat")
else value
)
if isinstance(value, list):
cleaned_data[key] = ", ".join([safe_text(v) for v in value])
label = field_name_to_label_map.get(key, key)
rendered_data.append(
"{0}: {1}\n".format(
safe_text(label), safe_text(cleaned_data[key])
)
)
return rendered_data
[docs] def send_email(self, rendered_data, files):
"""Send email.
Might be used in integration packages.
"""
# Handling more than one email address
if isinstance(self.data.to_email, (list, tuple)):
to_email = self.data.to_email
else:
# Assume that it's string
to_email = self.data.to_email.split(
MULTI_EMAIL_FIELD_VALUE_SPLITTER
)
send_mail(
safe_text(self.data.subject),
"{0}\n\n{1}".format(
safe_text(self.data.body), "".join(rendered_data)
),
self.data.from_email,
to_email,
fail_silently=False,
attachments=files.values(),
)
def _prepare_files(self, request, form):
"""Prepares the files for being attached to the mail message."""
files = {}
def process_path(file_path, imf):
"""Processes the file path and the file."""
if file_path:
# if file_path.startswith(settings.MEDIA_URL):
# file_path = file_path[1:]
# file_path = settings.PROJECT_DIR('../{0}'.format(file_path))
file_path = file_path.replace(
settings.MEDIA_URL, os.path.join(settings.MEDIA_ROOT, "")
)
mime_type = guess_type(imf.name)
if PY3:
imf_chunks = b"".join([c for c in imf.chunks()])
else:
imf_chunks = str("").join([c for c in imf.chunks()])
files[field_name] = (
imf.name,
imf_chunks,
mime_type[0] if mime_type else "",
)
for field_name, imf in request.FILES.items():
try:
file_path = form.cleaned_data.get(field_name, "")
process_path(file_path, imf)
except Exception as err:
file_path = extract_file_path(imf.name)
process_path(file_path, imf)
return files