mirror of
https://github.com/pretix/pretix.git
synced 2025-12-09 00:42:28 +00:00
112 lines
4.5 KiB
Python
112 lines
4.5 KiB
Python
#
|
|
# This file is part of pretix (Community Edition).
|
|
#
|
|
# Copyright (C) 2014-2020 Raphael Michel and contributors
|
|
# Copyright (C) 2020-2021 rami.io GmbH and contributors
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
|
|
# Public License as published by the Free Software Foundation in version 3 of the License.
|
|
#
|
|
# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
|
|
# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
|
|
# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
|
|
# this file, see <https://pretix.eu/about/en/license>.
|
|
#
|
|
# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
|
|
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
|
|
# details.
|
|
#
|
|
# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
|
|
# <https://www.gnu.org/licenses/>.
|
|
#
|
|
|
|
# This file is based on an earlier version of pretix which was released under the Apache License 2.0. The full text of
|
|
# the Apache License 2.0 can be obtained at <http://www.apache.org/licenses/LICENSE-2.0>.
|
|
#
|
|
# This file may have since been changed and any changes are released under the terms of AGPLv3 as described above. A
|
|
# full history of changes and contributors is available at <https://github.com/pretix/pretix>.
|
|
#
|
|
# This file contains Apache-licensed contributions copyrighted by: pajowu
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software distributed under the Apache License 2.0 is
|
|
# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations under the License.
|
|
|
|
from collections import OrderedDict
|
|
|
|
from django.core.exceptions import ValidationError
|
|
from rest_framework import serializers
|
|
|
|
|
|
def remove_duplicates_from_list(data):
|
|
return list(OrderedDict.fromkeys(data))
|
|
|
|
|
|
class ListMultipleChoiceField(serializers.MultipleChoiceField):
|
|
def to_internal_value(self, data):
|
|
if isinstance(data, str) or not hasattr(data, '__iter__'):
|
|
self.fail('not_a_list', input_type=type(data).__name__)
|
|
if not self.allow_empty and len(data) == 0:
|
|
self.fail('empty')
|
|
|
|
internal_value_data = [
|
|
super(serializers.MultipleChoiceField, self).to_internal_value(item)
|
|
for item in data
|
|
]
|
|
|
|
return remove_duplicates_from_list(internal_value_data)
|
|
|
|
def to_representation(self, value):
|
|
representation_data = [
|
|
self.choice_strings_to_values.get(str(item), item) for item in value
|
|
]
|
|
|
|
return remove_duplicates_from_list(representation_data)
|
|
|
|
|
|
class UploadedFileField(serializers.Field):
|
|
default_error_messages = {
|
|
'required': 'No file was submitted.',
|
|
'not_found': 'The submitted file ID was not found.',
|
|
'invalid_type': 'The submitted file has a file type that is not allowed in this field.',
|
|
'size': 'The submitted file is too large to be used in this field.',
|
|
}
|
|
|
|
def __init__(self, *args, **kwargs):
|
|
self.allowed_types = kwargs.pop('allowed_types', None)
|
|
self.max_size = kwargs.pop('max_size', None)
|
|
super().__init__(*args, **kwargs)
|
|
|
|
def to_internal_value(self, data):
|
|
from pretix.base.models import CachedFile
|
|
|
|
request = self.context.get('request', None)
|
|
try:
|
|
cf = CachedFile.objects.get(
|
|
session_key=f'api-upload-{str(type(request.user or request.auth))}-{(request.user or request.auth).pk}',
|
|
file__isnull=False,
|
|
pk=data[len("file:"):],
|
|
)
|
|
except (ValidationError, IndexError): # invalid uuid
|
|
self.fail('not_found')
|
|
except CachedFile.DoesNotExist:
|
|
self.fail('not_found')
|
|
|
|
if self.allowed_types and cf.type not in self.allowed_types:
|
|
self.fail('invalid_type')
|
|
if self.max_size and cf.file.size > self.max_size:
|
|
self.fail('size')
|
|
|
|
return cf.file
|
|
|
|
def to_representation(self, value):
|
|
if not value:
|
|
return None
|
|
|
|
try:
|
|
url = value.url
|
|
except AttributeError:
|
|
return None
|
|
request = self.context['request']
|
|
return request.build_absolute_uri(url)
|