138 lines
4.6 KiB
Python
138 lines
4.6 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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openslides.participant.api
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~~~~~~~~~~~~~~~~~~~~~~~~~~
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Useful functions for the participant app.
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:copyright: 2011–2013 by OpenSlides team, see AUTHORS.
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:license: GNU GPL, see LICENSE for more details.
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"""
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from random import choice
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import csv
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from django.db import transaction
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from django.utils.translation import ugettext as _
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from openslides.utils import csv_ext
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from openslides.participant.models import User, Group
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def gen_password():
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"""
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Generates a random passwort.
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"""
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chars = "abcdefghijkmnpqrstuvwxyzABCDEFGHJKLMNPQRSTUVWXYZ23456789"
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size = 8
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return ''.join([choice(chars) for i in range(size)])
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def gen_username(first_name, last_name):
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"""
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Generates a username from a first- and lastname.
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"""
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first_name = first_name.strip()
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last_name = last_name.strip()
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if first_name and last_name:
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base_name = " ".join((first_name, last_name))
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else:
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base_name = first_name or last_name
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if not base_name:
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raise ValueError('Either \'first_name\' or \'last_name\' can not be '
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'empty')
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if not User.objects.filter(username=base_name).exists():
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return base_name
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counter = 0
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while True:
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counter += 1
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test_name = "%s %d" % (base_name, counter)
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if not User.objects.filter(username=test_name).exists():
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return test_name
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def import_users(csv_file):
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error_messages = []
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count_success = 0
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try:
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# check for valid encoding (will raise UnicodeDecodeError if not)
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csv_file.read().decode('utf-8')
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csv_file.seek(0)
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with transaction.commit_on_success():
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dialect = csv.Sniffer().sniff(csv_file.readline())
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dialect = csv_ext.patchup(dialect)
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csv_file.seek(0)
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for (line_no, line) in enumerate(csv.reader(csv_file,
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dialect=dialect)):
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if line_no:
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try:
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(title, first_name, last_name, gender, email, groups,
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structure_level, committee, about_me, comment, is_active) = line[:11]
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except ValueError:
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error_messages.append(_('Ignoring malformed line %d in import file.') % (line_no + 1))
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continue
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user = User()
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user.title = title
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user.last_name = last_name
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user.first_name = first_name
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user.username = gen_username(first_name, last_name)
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user.gender = gender
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user.email = email
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user.structure_level = structure_level
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user.committee = committee
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user.about_me = about_me
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user.comment = comment
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if is_active == '1':
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user.is_active = True
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else:
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user.is_active = False
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user.default_password = gen_password()
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user.save()
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for groupid in groups:
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try:
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if groupid != ",":
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Group.objects.get(pk=groupid).user_set.add(user)
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except ValueError:
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error_messages.append(_('Ignoring malformed group id in line %d.') % (line_no + 1))
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continue
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except Group.DoesNotExist:
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error_messages.append(_('Group id %(id)s does not exists (line %(line)d).') % {'id': groupid, 'line': line_no + 1})
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continue
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user.reset_password()
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count_success += 1
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except csv.Error:
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error_messages.append(_('Import aborted because of severe errors in the input file.'))
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except UnicodeDecodeError:
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error_messages.append(_('Import file has wrong character encoding, only UTF-8 is supported!'))
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return (count_success, error_messages)
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def get_registered_group():
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"""
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Returns the group 'Registered' (pk=2).
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"""
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return Group.objects.get(pk=2)
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def create_or_reset_admin_user():
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group_staff = Group.objects.get(pk=4)
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try:
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admin = User.objects.get(username="admin")
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except User.DoesNotExist:
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admin = User()
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admin.username = 'admin'
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admin.last_name = 'Administrator'
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admin.default_password = 'admin'
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admin.set_password(admin.default_password)
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admin.save()
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admin.groups.add(group_staff)
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