from __future__ import absolute_import
from mimetypes import guess_type
import os
from six import string_types
from django.conf import settings
from django.template.loader import render_to_string
from django.utils.translation import ugettext_lazy as _
from fobi.base import (
FormHandlerPlugin, form_handler_plugin_registry, get_processed_form_data
)
from fobi.helpers import safe_text, extract_file_path
from . import UID
from .forms import MailForm
from .helpers import send_mail
from .settings import MULTI_EMAIL_FIELD_VALUE_SPLITTER
__title__ = 'fobi.contrib.plugins.form_handlers.mail.fobi_form_handlers'
__author__ = 'Artur Barseghyan <artur.barseghyan@gmail.com>'
__copyright__ = '2014-2015 Artur Barseghyan'
__license__ = 'GPL 2.0/LGPL 2.1'
__all__ = ('MailHandlerPlugin',)
[docs]class MailHandlerPlugin(FormHandlerPlugin):
"""Mail handler plugin.
Sends emails to the person specified. Should be executed before
``db_store`` and ``http_repost`` plugins.
"""
uid = UID
name = _("Mail")
form = MailForm
[docs] def run(self, form_entry, request, form, form_element_entries=None):
"""Run.
:param fobi.models.FormEntry form_entry: Instance of
``fobi.models.FormEntry``.
:param django.http.HttpRequest request:
:param django.forms.Form form:
:param iterable form_element_entries: Iterable of
``fobi.models.FormElementEntry`` objects.
"""
base_url = 'http{secure}://{host}'.format(
secure=('s' if request.is_secure() else ''),
host=request.get_host()
)
# Clean up the values, leave our content fields and empty values.
field_name_to_label_map, cleaned_data = get_processed_form_data(
form,
form_element_entries
)
rendered_data = []
for key, value in cleaned_data.items():
if value and isinstance(value, string_types) \
and value.startswith(settings.MEDIA_URL):
cleaned_data[key] = '{base_url}{value}'.format(
base_url=base_url, value=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]))
)
files = self._prepare_files(request, form)
# 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)
files[field_name] = (
imf.name,
''.join([c for c in 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
[docs] def plugin_data_repr(self):
"""Human readable representation of plugin data.
:return string:
"""
to_email = None
# Handling more than one email address
if isinstance(self.data.to_email, (list, tuple)):
to_email = '{0} '.format(MULTI_EMAIL_FIELD_VALUE_SPLITTER).join(
self.data.to_email
)
else:
# Assume that it's string
to_email = self.data.to_email
context = {
'to_name': safe_text(self.data.to_name),
'to_email': to_email,
'subject': safe_text(self.data.subject),
}
return render_to_string('mail/plugin_data_repr.html', context)
form_handler_plugin_registry.register(MailHandlerPlugin)