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# -*- coding: utf-8 -*-
from csv import writer
from sys import stdout
import six
from django.contrib.auth import get_user_model
from django.contrib.auth.models import Group
from django.core.management.base import BaseCommand, CommandError
from django_extensions.management.utils import signalcommand
FORMATS = [
'address',
'emails',
'google',
'outlook',
'linkedin',
'vcard',
]
def full_name(first_name, last_name, username, **extra):
name = six.u(" ").join(n for n in [first_name, last_name] if n)
if not name:
return username
return name
class Command(BaseCommand):
help = "Export user email address list in one of a number of formats."
args = "[output file]"
label = 'filename to save to'
can_import_settings = True
encoding = 'utf-8' # RED_FLAG: add as an option -DougN
def add_arguments(self, parser):
super(Command, self).add_arguments(parser)
parser.add_argument(
'--group', '-g', action='store', dest='group', default=None,
help='Limit to users which are part of the supplied group name'),
parser.add_argument(
'--format', '-f', action='store', dest='format', default=FORMATS[0],
help="output format. May be one of '" + "', '".join(FORMATS) +
"'."),
@signalcommand
def handle(self, *args, **options):
if len(args) > 1:
raise CommandError("extra arguments supplied")
group = options['group']
if group and not Group.objects.filter(name=group).count() == 1:
names = six.u("', '").join(g['name'] for g in Group.objects.values('name')).encode('utf-8')
if names:
names = "'" + names + "'."
raise CommandError("Unknown group '" + group + "'. Valid group names are: " + names)
if len(args) and args[0] != '-':
outfile = open(args[0], 'w')
else:
outfile = stdout
User = get_user_model()
qs = User.objects.all().order_by('last_name', 'first_name', 'username', 'email')
if group:
qs = qs.filter(groups__name=group).distinct()
qs = qs.values('last_name', 'first_name', 'username', 'email')
getattr(self, options['format'])(qs, outfile)
def address(self, qs, out):
"""simple single entry per line in the format of:
"full name" <my@address.com>;
"""
out.write(six.u("\n").join('"%s" <%s>;' % (full_name(**ent), ent['email'])
for ent in qs).encode(self.encoding))
out.write("\n")
def emails(self, qs, out):
"""simpler single entry with email only in the format of:
my@address.com,
"""
out.write(six.u(",\n").join(ent['email'] for ent in qs).encode(self.encoding))
out.write("\n")
def google(self, qs, out):
"""CSV format suitable for importing into google GMail
"""
csvf = writer(out)
csvf.writerow(['Name', 'Email'])
for ent in qs:
csvf.writerow([full_name(**ent).encode(self.encoding),
ent['email'].encode(self.encoding)])
def outlook(self, qs, out):
"""CSV format suitable for importing into outlook
"""
csvf = writer(out)
columns = ['Name', 'E-mail Address', 'Notes', 'E-mail 2 Address', 'E-mail 3 Address',
'Mobile Phone', 'Pager', 'Company', 'Job Title', 'Home Phone', 'Home Phone 2',
'Home Fax', 'Home Address', 'Business Phone', 'Business Phone 2',
'Business Fax', 'Business Address', 'Other Phone', 'Other Fax', 'Other Address']
csvf.writerow(columns)
empty = [''] * (len(columns) - 2)
for ent in qs:
csvf.writerow([full_name(**ent).encode(self.encoding),
ent['email'].encode(self.encoding)] + empty)
def linkedin(self, qs, out):
"""CSV format suitable for importing into linkedin Groups.
perfect for pre-approving members of a linkedin group.
"""
csvf = writer(out)
csvf.writerow(['First Name', 'Last Name', 'Email'])
for ent in qs:
csvf.writerow([ent['first_name'].encode(self.encoding),
ent['last_name'].encode(self.encoding),
ent['email'].encode(self.encoding)])
def vcard(self, qs, out):
try:
import vobject
except ImportError:
print(self.style.ERROR("Please install python-vobject to use the vcard export format."))
import sys
sys.exit(1)
for ent in qs:
card = vobject.vCard()
card.add('fn').value = full_name(**ent)
if not ent['last_name'] and not ent['first_name']:
# fallback to fullname, if both first and lastname are not declared
card.add('n').value = vobject.vcard.Name(full_name(**ent))
else:
card.add('n').value = vobject.vcard.Name(ent['last_name'], ent['first_name'])
emailpart = card.add('email')
emailpart.value = ent['email']
emailpart.type_param = 'INTERNET'
out.write(card.serialize().encode(self.encoding))
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