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[feature] Added command line utility to export users #355
Closes #355
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,79 @@ | ||
import csv | ||
|
||
from django.contrib.auth import get_user_model | ||
from django.core.exceptions import ObjectDoesNotExist | ||
from django.core.management.base import BaseCommand | ||
|
||
from ... import settings as app_settings | ||
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User = get_user_model() | ||
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class Command(BaseCommand): | ||
help = 'Exports user data to a CSV file' | ||
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def add_arguments(self, parser): | ||
parser.add_argument( | ||
'--exclude-fields', | ||
dest='exclude_fields', | ||
default='', | ||
help='Comma-separated list of fields to exclude from export', | ||
) | ||
parser.add_argument( | ||
'--filename', | ||
dest='filename', | ||
default='openwisp_exported_users.csv', | ||
help=( | ||
'Filename for the exported CSV, defaults to' | ||
' "openwisp_exported_users.csv"' | ||
), | ||
) | ||
|
||
def handle(self, *args, **options): | ||
fields = app_settings.EXPORT_USERS_COMMAND_CONFIG.get('fields', []).copy() | ||
# Get the fields to be excluded from the command-line argument | ||
exclude_fields = options.get('exclude_fields').split(',') | ||
# Remove excluded fields from the export fields | ||
fields = [field for field in fields if field not in exclude_fields] | ||
# Fetch all user data in a single query using select_related for related models | ||
queryset = User.objects.select_related( | ||
*app_settings.EXPORT_USERS_COMMAND_CONFIG.get('select_related', []), | ||
).order_by('date_joined') | ||
|
||
# Prepare a CSV writer | ||
filename = options.get('filename') | ||
csv_file = open(filename, 'w', newline='') | ||
csv_writer = csv.writer(csv_file) | ||
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# Write header row | ||
csv_writer.writerow(fields) | ||
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# Write data rows | ||
for user in queryset.iterator(): | ||
data_row = [] | ||
for field in fields: | ||
# Extract the value from related models | ||
if '.' in field: | ||
related_model, related_field = field.split('.') | ||
try: | ||
related_value = getattr( | ||
getattr(user, related_model), related_field | ||
) | ||
except ObjectDoesNotExist: | ||
data_row.append('') | ||
else: | ||
data_row.append(related_value) | ||
elif field == 'organizations': | ||
organizations = [] | ||
for org_id, user_perm in user.organizations_dict.items(): | ||
organizations.append(f'({org_id},{user_perm["is_admin"]})') | ||
data_row.append('\n'.join(organizations)) | ||
else: | ||
data_row.append(getattr(user, field)) | ||
csv_writer.writerow(data_row) | ||
|
||
# Close the CSV file | ||
csv_file.close() | ||
self.stdout.write( | ||
self.style.SUCCESS(f'User data exported successfully to {filename}!') | ||
) |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,105 @@ | ||
import csv | ||
from io import StringIO | ||
from unittest.mock import patch | ||
|
||
from django.core.files.temp import NamedTemporaryFile | ||
from django.core.management import call_command | ||
from django.test import TestCase | ||
from openwisp_utils.tests import capture_stdout | ||
from rest_framework.authtoken.models import Token | ||
|
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from .. import settings as app_settings | ||
from .utils import TestOrganizationMixin | ||
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class TestManagementCommands(TestOrganizationMixin, TestCase): | ||
def setUp(self): | ||
super().setUp() | ||
self.temp_file = NamedTemporaryFile(mode='wt', delete=False) | ||
|
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def tearDown(self): | ||
super().tearDown() | ||
self.temp_file.close() | ||
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def test_export_users(self): | ||
org1 = self._create_org(name='org1') | ||
org2 = self._create_org(name='org2') | ||
user = self._create_user() | ||
operator = self._create_operator() | ||
admin = self._create_admin() | ||
self._create_org_user(organization=org1, user=user, is_admin=True) | ||
self._create_org_user(organization=org2, user=user, is_admin=False) | ||
self._create_org_user(organization=org2, user=operator, is_admin=False) | ||
stdout = StringIO() | ||
with self.assertNumQueries(2): | ||
call_command('export_users', filename=self.temp_file.name, stdout=stdout) | ||
self.assertIn( | ||
f'User data exported successfully to {self.temp_file.name}', | ||
stdout.getvalue(), | ||
) | ||
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# Read the content of the temporary file | ||
with open(self.temp_file.name, 'r') as temp_file: | ||
csv_reader = csv.reader(temp_file) | ||
csv_data = list(csv_reader) | ||
|
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# 3 user and 1 header | ||
self.assertEqual(len(csv_data), 4) | ||
self.assertEqual( | ||
csv_data[0], app_settings.EXPORT_USERS_COMMAND_CONFIG['fields'] | ||
) | ||
# Ensuring ordering | ||
self.assertEqual(csv_data[1][0], str(user.id)) | ||
self.assertEqual(csv_data[2][0], str(operator.id)) | ||
self.assertEqual(csv_data[3][0], str(admin.id)) | ||
# Check organizations formatting | ||
self.assertEqual(csv_data[1][-1], f'({org1.id},True)\n({org2.id},False)') | ||
self.assertEqual(csv_data[2][-1], f'({org2.id},False)') | ||
self.assertEqual(csv_data[3][-1], '') | ||
|
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@capture_stdout() | ||
def test_exclude_fields(self): | ||
self._create_user() | ||
call_command( | ||
'export_users', | ||
filename=self.temp_file.name, | ||
exclude_fields=','.join( | ||
app_settings.EXPORT_USERS_COMMAND_CONFIG['fields'][1:] | ||
), | ||
) | ||
with open(self.temp_file.name, 'r') as temp_file: | ||
csv_reader = csv.reader(temp_file) | ||
csv_data = list(csv_reader) | ||
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# 1 user and 1 header | ||
self.assertEqual(len(csv_data), 2) | ||
self.assertEqual(csv_data[0], ['id']) | ||
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@patch.object( | ||
app_settings, | ||
'EXPORT_USERS_COMMAND_CONFIG', | ||
{'fields': ['id', 'auth_token.key']}, | ||
) | ||
def test_related_fields(self): | ||
user = self._create_user() | ||
token = Token.objects.create(user=user) | ||
stdout = StringIO() | ||
with self.assertNumQueries(2): | ||
call_command('export_users', filename=self.temp_file.name, stdout=stdout) | ||
self.assertIn( | ||
f'User data exported successfully to {self.temp_file.name}', | ||
stdout.getvalue(), | ||
) | ||
|
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# Read the content of the temporary file | ||
with open(self.temp_file.name, 'r') as temp_file: | ||
csv_reader = csv.reader(temp_file) | ||
csv_data = list(csv_reader) | ||
|
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# 3 user and 1 header | ||
self.assertEqual(len(csv_data), 2) | ||
self.assertEqual( | ||
csv_data[1], app_settings.EXPORT_USERS_COMMAND_CONFIG['fields'] | ||
) | ||
self.assertEqual(csv_data[1][0], str(user.id)) | ||
self.assertEqual(csv_data[1][1], str(token.key)) |