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Generalize import process from orders to more models (#4002)
* Generalize import process from orders to more models * Add voucher import * Model import: Guess assignments of based on column headers * Fix lock_seats being pointless * Update docs * Update doc/development/api/import.rst Co-authored-by: Richard Schreiber <schreiber@rami.io> * Update src/pretix/base/modelimport_vouchers.py Co-authored-by: Richard Schreiber <schreiber@rami.io> --------- Co-authored-by: Richard Schreiber <schreiber@rami.io>
This commit is contained in:
Raphael Michel
@@ -46,7 +46,7 @@ class PretixBaseConfig(AppConfig):
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from . import invoice # NOQA
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from . import notifications # NOQA
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from . import email # NOQA
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from .services import auth, checkin, currencies, export, mail, tickets, cart, orderimport, orders, invoices, cleanup, update_check, quotas, notifications, vouchers # NOQA
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from .services import auth, checkin, currencies, export, mail, tickets, cart, modelimport, orders, invoices, cleanup, update_check, quotas, notifications, vouchers # NOQA
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from .models import _transactions # NOQA
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from django.conf import settings
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287
src/pretix/base/modelimport.py
Normal file
287
src/pretix/base/modelimport.py
Normal file
@@ -0,0 +1,287 @@
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#
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# This file is part of pretix (Community Edition).
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#
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# Copyright (C) 2014-2020 Raphael Michel and contributors
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# Copyright (C) 2020-2021 rami.io GmbH and contributors
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#
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# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
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# Public License as published by the Free Software Foundation in version 3 of the License.
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#
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# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
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# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
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# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
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# this file, see <https://pretix.eu/about/en/license>.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
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# <https://www.gnu.org/licenses/>.
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#
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import csv
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import datetime
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import io
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import re
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from decimal import Decimal, DecimalException
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from django.core.exceptions import ValidationError
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from django.core.validators import validate_integer
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from django.utils import formats
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from django.utils.functional import cached_property
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from django.utils.translation import gettext as _, gettext_lazy, pgettext
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from pretix.base.i18n import LazyLocaleException
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from pretix.base.models import SubEvent
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class DataImportError(LazyLocaleException):
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def __init__(self, *args):
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msg = args[0]
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msgargs = args[1] if len(args) > 1 else None
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self.args = args
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if msgargs:
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msg = _(msg) % msgargs
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else:
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msg = _(msg)
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super().__init__(msg)
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def parse_csv(file, length=None, mode="strict", charset=None):
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file.seek(0)
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data = file.read(length)
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if not charset:
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try:
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import chardet
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charset = chardet.detect(data)['encoding']
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except ImportError:
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charset = file.charset
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data = data.decode(charset or "utf-8", mode)
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# If the file was modified on a Mac, it only contains \r as line breaks
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if '\r' in data and '\n' not in data:
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data = data.replace('\r', '\n')
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try:
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dialect = csv.Sniffer().sniff(data.split("\n")[0], delimiters=";,.#:")
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except csv.Error:
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return None
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if dialect is None:
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return None
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reader = csv.DictReader(io.StringIO(data), dialect=dialect)
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return reader
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class ImportColumn:
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@property
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def identifier(self):
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"""
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Unique, internal name of the column.
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"""
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raise NotImplementedError
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@property
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def verbose_name(self):
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"""
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Human-readable description of the column
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"""
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raise NotImplementedError
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@property
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def initial(self):
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"""
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Initial value for the form component
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"""
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return None
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@property
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def default_value(self):
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"""
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Internal default value for the assignment of this column. Defaults to ``empty``. Return ``None`` to disable this
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option.
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"""
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return 'empty'
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@property
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def default_label(self):
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"""
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Human-readable description of the default assignment of this column, defaults to "Keep empty".
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"""
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return gettext_lazy('Keep empty')
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def __init__(self, event):
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self.event = event
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def static_choices(self):
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"""
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This will be called when rendering the form component and allows you to return a list of values that can be
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selected by the user statically during import.
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:return: list of 2-tuples of strings
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"""
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return []
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def resolve(self, settings, record):
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"""
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This method will be called to get the raw value for this field, usually by either using a static value or
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inspecting the CSV file for the assigned header. You usually do not need to implement this on your own,
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the default should be fine.
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"""
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k = settings.get(self.identifier, self.default_value)
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if k == self.default_value:
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return None
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elif k.startswith('csv:'):
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return record.get(k[4:], None) or None
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elif k.startswith('static:'):
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return k[7:]
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raise ValidationError(_('Invalid setting for column "{header}".').format(header=self.verbose_name))
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def clean(self, value, previous_values):
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"""
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Allows you to validate the raw input value for your column. Raise ``ValidationError`` if the value is invalid.
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You do not need to include the column or row name or value in the error message as it will automatically be
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included.
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:param value: Contains the raw value of your column as returned by ``resolve``. This can usually be ``None``,
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e.g. if the column is empty or does not exist in this row.
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:param previous_values: Dictionary containing the validated values of all columns that have already been validated.
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"""
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return value
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def assign(self, value, obj, **kwargs):
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"""
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This will be called to perform the actual import. You are supposed to set attributes on the ``obj`` or other
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related objects that get passed in based on the input ``value``. This is called *before* the actual database
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transaction, so the input objects do not yet have a primary key. If you want to create related objects, you
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need to place them into some sort of internal queue and persist them when ``save`` is called.
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"""
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pass
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def save(self, obj):
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"""
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This will be called to perform the actual import. This is called inside the actual database transaction and the
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input object ``obj`` has already been saved to the database.
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"""
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pass
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@property
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def timezone(self):
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return self.event.timezone
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def i18n_flat(l):
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if isinstance(l.data, dict):
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return l.data.values()
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return [l.data]
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class BooleanColumnMixin:
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default_value = None
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initial = "static:false"
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def static_choices(self):
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return (
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("false", _("No")),
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("true", _("Yes")),
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)
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def clean(self, value, previous_values):
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if not value:
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return False
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if value.lower() in ("true", "1", "yes", _("Yes").lower()):
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return True
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elif value.lower() in ("false", "0", "no", _("No").lower()):
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return False
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else:
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raise ValidationError(_("Could not parse {value} as a yes/no value.").format(value=value))
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class DatetimeColumnMixin:
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def clean(self, value, previous_values):
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if not value:
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return
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input_formats = formats.get_format('DATETIME_INPUT_FORMATS', use_l10n=True)
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for format in input_formats:
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try:
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d = datetime.datetime.strptime(value, format)
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d = d.replace(tzinfo=self.timezone)
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return d
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except (ValueError, TypeError):
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pass
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else:
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raise ValidationError(_("Could not parse {value} as a date and time.").format(value=value))
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class DecimalColumnMixin:
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def clean(self, value, previous_values):
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if value not in (None, ''):
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value = formats.sanitize_separators(re.sub(r'[^0-9.,-]', '', value))
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try:
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value = Decimal(value)
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except (DecimalException, TypeError):
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raise ValidationError(_('You entered an invalid number.'))
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return value
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class IntegerColumnMixin:
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def clean(self, value, previous_values):
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if value is not None:
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validate_integer(value)
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return int(value)
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class SubeventColumnMixin:
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def __init__(self, *args, **kwargs):
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self._subevent_cache = {}
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super().__init__(*args, **kwargs)
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@cached_property
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def subevents(self):
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return list(self.event.subevents.filter(active=True).order_by('date_from'))
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def static_choices(self):
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return [
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(str(p.pk), str(p)) for p in self.subevents
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]
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def clean(self, value, previous_values):
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if value in self._subevent_cache:
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return self._subevent_cache[value]
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input_formats = formats.get_format('DATETIME_INPUT_FORMATS', use_l10n=True)
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for format in input_formats:
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try:
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d = datetime.datetime.strptime(value, format)
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d = d.replace(tzinfo=self.event.timezone)
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try:
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se = self.event.subevents.get(
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active=True,
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date_from__gt=d - datetime.timedelta(seconds=1),
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date_from__lt=d + datetime.timedelta(seconds=1),
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)
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self._subevent_cache[value] = se
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return se
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except SubEvent.DoesNotExist:
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raise ValidationError(pgettext("subevent", "No matching date was found."))
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except SubEvent.MultipleObjectsReturned:
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raise ValidationError(pgettext("subevent", "Multiple matching dates were found."))
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except (ValueError, TypeError):
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continue
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matches = [
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p for p in self.subevents
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if str(p.pk) == value or any(
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(v and v == value) for v in i18n_flat(p.name)) or p.date_from.isoformat() == value
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]
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if len(matches) == 0:
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raise ValidationError(pgettext("subevent", "No matching date was found."))
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if len(matches) > 1:
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raise ValidationError(pgettext("subevent", "Multiple matching dates were found."))
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self._subevent_cache[value] = matches[0]
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return matches[0]
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@@ -19,17 +19,13 @@
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# You should have received a copy of the GNU Affero General Public License along with this program. If not, see
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# <https://www.gnu.org/licenses/>.
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#
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import datetime
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import re
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from collections import defaultdict
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from decimal import Decimal, DecimalException
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import pycountry
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from django.conf import settings
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from django.core.exceptions import ValidationError
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from django.core.validators import EmailValidator
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from django.db.models import Q
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from django.utils import formats
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from django.utils.functional import cached_property
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from django.utils.translation import (
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gettext as _, gettext_lazy, pgettext, pgettext_lazy,
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@@ -42,9 +38,13 @@ from phonenumbers import SUPPORTED_REGIONS
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from pretix.base.channels import get_all_sales_channels
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from pretix.base.forms.questions import guess_country
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from pretix.base.modelimport import (
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DatetimeColumnMixin, DecimalColumnMixin, ImportColumn, SubeventColumnMixin,
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i18n_flat,
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)
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from pretix.base.models import (
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Customer, ItemVariation, OrderPosition, Question, QuestionAnswer,
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QuestionOption, Seat, SubEvent,
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QuestionOption, Seat,
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)
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from pretix.base.services.pricing import get_price
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from pretix.base.settings import (
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@@ -53,99 +53,6 @@ from pretix.base.settings import (
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from pretix.base.signals import order_import_columns
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class ImportColumn:
|
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@property
|
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def identifier(self):
|
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"""
|
||||
Unique, internal name of the column.
|
||||
"""
|
||||
raise NotImplementedError
|
||||
|
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@property
|
||||
def verbose_name(self):
|
||||
"""
|
||||
Human-readable description of the column
|
||||
"""
|
||||
raise NotImplementedError
|
||||
|
||||
@property
|
||||
def initial(self):
|
||||
"""
|
||||
Initial value for the form component
|
||||
"""
|
||||
return None
|
||||
|
||||
@property
|
||||
def default_value(self):
|
||||
"""
|
||||
Internal default value for the assignment of this column. Defaults to ``empty``. Return ``None`` to disable this
|
||||
option.
|
||||
"""
|
||||
return 'empty'
|
||||
|
||||
@property
|
||||
def default_label(self):
|
||||
"""
|
||||
Human-readable description of the default assignment of this column, defaults to "Keep empty".
|
||||
"""
|
||||
return gettext_lazy('Keep empty')
|
||||
|
||||
def __init__(self, event):
|
||||
self.event = event
|
||||
|
||||
def static_choices(self):
|
||||
"""
|
||||
This will be called when rendering the form component and allows you to return a list of values that can be
|
||||
selected by the user statically during import.
|
||||
|
||||
:return: list of 2-tuples of strings
|
||||
"""
|
||||
return []
|
||||
|
||||
def resolve(self, settings, record):
|
||||
"""
|
||||
This method will be called to get the raw value for this field, usually by either using a static value or
|
||||
inspecting the CSV file for the assigned header. You usually do not need to implement this on your own,
|
||||
the default should be fine.
|
||||
"""
|
||||
k = settings.get(self.identifier, self.default_value)
|
||||
if k == self.default_value:
|
||||
return None
|
||||
elif k.startswith('csv:'):
|
||||
return record.get(k[4:], None) or None
|
||||
elif k.startswith('static:'):
|
||||
return k[7:]
|
||||
raise ValidationError(_('Invalid setting for column "{header}".').format(header=self.verbose_name))
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
"""
|
||||
Allows you to validate the raw input value for your column. Raise ``ValidationError`` if the value is invalid.
|
||||
You do not need to include the column or row name or value in the error message as it will automatically be
|
||||
included.
|
||||
|
||||
:param value: Contains the raw value of your column as returned by ``resolve``. This can usually be ``None``,
|
||||
e.g. if the column is empty or does not exist in this row.
|
||||
:param previous_values: Dictionary containing the validated values of all columns that have already been validated.
|
||||
"""
|
||||
return value
|
||||
|
||||
def assign(self, value, order, position, invoice_address, **kwargs):
|
||||
"""
|
||||
This will be called to perform the actual import. You are supposed to set attributes on the ``order``, ``position``,
|
||||
or ``invoice_address`` objects based on the input ``value``. This is called *before* the actual database
|
||||
transaction, so these three objects do not yet have a primary key. If you want to create related objects, you
|
||||
need to place them into some sort of internal queue and persist them when ``save`` is called.
|
||||
"""
|
||||
pass
|
||||
|
||||
def save(self, order):
|
||||
"""
|
||||
This will be called to perform the actual import. This is called inside the actual database transaction and the
|
||||
input object ``order`` has already been saved to the database.
|
||||
"""
|
||||
pass
|
||||
|
||||
|
||||
class EmailColumn(ImportColumn):
|
||||
identifier = 'email'
|
||||
verbose_name = gettext_lazy('E-mail address')
|
||||
@@ -182,74 +89,20 @@ class PhoneColumn(ImportColumn):
|
||||
order.phone = value
|
||||
|
||||
|
||||
class SubeventColumn(ImportColumn):
|
||||
class SubeventColumn(SubeventColumnMixin, ImportColumn):
|
||||
identifier = 'subevent'
|
||||
verbose_name = pgettext_lazy('subevents', 'Date')
|
||||
default_value = None
|
||||
|
||||
def __init__(self, *args, **kwargs):
|
||||
self._subevent_cache = {}
|
||||
super().__init__(*args, **kwargs)
|
||||
|
||||
@cached_property
|
||||
def subevents(self):
|
||||
return list(self.event.subevents.filter(active=True).order_by('date_from'))
|
||||
|
||||
def static_choices(self):
|
||||
return [
|
||||
(str(p.pk), str(p)) for p in self.subevents
|
||||
]
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
if not value:
|
||||
raise ValidationError(pgettext("subevent", "You need to select a date."))
|
||||
|
||||
if value in self._subevent_cache:
|
||||
return self._subevent_cache[value]
|
||||
|
||||
input_formats = formats.get_format('DATETIME_INPUT_FORMATS', use_l10n=True)
|
||||
for format in input_formats:
|
||||
try:
|
||||
d = datetime.datetime.strptime(value, format)
|
||||
d = d.replace(tzinfo=self.event.timezone)
|
||||
try:
|
||||
se = self.event.subevents.get(
|
||||
active=True,
|
||||
date_from__gt=d - datetime.timedelta(seconds=1),
|
||||
date_from__lt=d + datetime.timedelta(seconds=1),
|
||||
)
|
||||
self._subevent_cache[value] = se
|
||||
return se
|
||||
except SubEvent.DoesNotExist:
|
||||
raise ValidationError(pgettext("subevent", "No matching date was found."))
|
||||
except SubEvent.MultipleObjectsReturned:
|
||||
raise ValidationError(pgettext("subevent", "Multiple matching dates were found."))
|
||||
except (ValueError, TypeError):
|
||||
continue
|
||||
|
||||
matches = [
|
||||
p for p in self.subevents
|
||||
if str(p.pk) == value or any(
|
||||
(v and v == value) for v in i18n_flat(p.name)) or p.date_from.isoformat() == value
|
||||
]
|
||||
if len(matches) == 0:
|
||||
raise ValidationError(pgettext("subevent", "No matching date was found."))
|
||||
if len(matches) > 1:
|
||||
raise ValidationError(pgettext("subevent", "Multiple matching dates were found."))
|
||||
|
||||
self._subevent_cache[value] = matches[0]
|
||||
return matches[0]
|
||||
return super().clean(value, previous_values)
|
||||
|
||||
def assign(self, value, order, position, invoice_address, **kwargs):
|
||||
position.subevent = value
|
||||
|
||||
|
||||
def i18n_flat(l):
|
||||
if isinstance(l.data, dict):
|
||||
return l.data.values()
|
||||
return [l.data]
|
||||
|
||||
|
||||
class ItemColumn(ImportColumn):
|
||||
identifier = 'item'
|
||||
verbose_name = gettext_lazy('Product')
|
||||
@@ -572,20 +425,11 @@ class AttendeeState(ImportColumn):
|
||||
position.state = value or ''
|
||||
|
||||
|
||||
class Price(ImportColumn):
|
||||
class Price(DecimalColumnMixin, ImportColumn):
|
||||
identifier = 'price'
|
||||
verbose_name = gettext_lazy('Price')
|
||||
default_label = gettext_lazy('Calculate from product')
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
if value not in (None, ''):
|
||||
value = formats.sanitize_separators(re.sub(r'[^0-9.,-]', '', value))
|
||||
try:
|
||||
value = Decimal(value)
|
||||
except (DecimalException, TypeError):
|
||||
raise ValidationError(_('You entered an invalid number.'))
|
||||
return value
|
||||
|
||||
def assign(self, value, order, position, invoice_address, **kwargs):
|
||||
if value is None:
|
||||
p = get_price(position.item, position.variation, position.voucher, subevent=position.subevent,
|
||||
@@ -649,48 +493,18 @@ class Locale(ImportColumn):
|
||||
order.locale = value
|
||||
|
||||
|
||||
class ValidFrom(ImportColumn):
|
||||
class ValidFrom(DatetimeColumnMixin, ImportColumn):
|
||||
identifier = 'valid_from'
|
||||
verbose_name = gettext_lazy('Valid from')
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
if not value:
|
||||
return
|
||||
|
||||
input_formats = formats.get_format('DATETIME_INPUT_FORMATS', use_l10n=True)
|
||||
for format in input_formats:
|
||||
try:
|
||||
d = datetime.datetime.strptime(value, format)
|
||||
d = d.replace(tzinfo=self.event.timezone)
|
||||
return d
|
||||
except (ValueError, TypeError):
|
||||
pass
|
||||
else:
|
||||
raise ValidationError(_("Could not parse {value} as a date and time.").format(value=value))
|
||||
|
||||
def assign(self, value, order, position, invoice_address, **kwargs):
|
||||
position.valid_from = value
|
||||
|
||||
|
||||
class ValidUntil(ImportColumn):
|
||||
class ValidUntil(DatetimeColumnMixin, ImportColumn):
|
||||
identifier = 'valid_until'
|
||||
verbose_name = gettext_lazy('Valid until')
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
if not value:
|
||||
return
|
||||
|
||||
input_formats = formats.get_format('DATETIME_INPUT_FORMATS', use_l10n=True)
|
||||
for format in input_formats:
|
||||
try:
|
||||
d = datetime.datetime.strptime(value, format)
|
||||
d = d.replace(tzinfo=self.event.timezone)
|
||||
return d
|
||||
except (ValueError, TypeError):
|
||||
pass
|
||||
else:
|
||||
raise ValidationError(_("Could not parse {value} as a date and time.").format(value=value))
|
||||
|
||||
def assign(self, value, order, position, invoice_address, **kwargs):
|
||||
position.valid_until = value
|
||||
|
||||
@@ -849,7 +663,7 @@ class CustomerColumn(ImportColumn):
|
||||
order.customer = value
|
||||
|
||||
|
||||
def get_all_columns(event):
|
||||
def get_order_import_columns(event):
|
||||
default = []
|
||||
if event.has_subevents:
|
||||
default.append(SubeventColumn(event))
|
||||
378
src/pretix/base/modelimport_vouchers.py
Normal file
378
src/pretix/base/modelimport_vouchers.py
Normal file
@@ -0,0 +1,378 @@
|
||||
#
|
||||
# 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/>.
|
||||
#
|
||||
from decimal import Decimal
|
||||
|
||||
from django.core.exceptions import ValidationError
|
||||
from django.core.validators import MinLengthValidator
|
||||
from django.utils.functional import cached_property
|
||||
from django.utils.translation import gettext as _, gettext_lazy, pgettext_lazy
|
||||
|
||||
from pretix.base.modelimport import (
|
||||
BooleanColumnMixin, DatetimeColumnMixin, DecimalColumnMixin, ImportColumn,
|
||||
IntegerColumnMixin, i18n_flat,
|
||||
)
|
||||
from pretix.base.models import ItemVariation, Quota, Seat, Voucher
|
||||
from pretix.base.signals import voucher_import_columns
|
||||
|
||||
|
||||
class CodeColumn(ImportColumn):
|
||||
identifier = 'code'
|
||||
verbose_name = gettext_lazy('Voucher code')
|
||||
default_value = None
|
||||
|
||||
def __init__(self, *args):
|
||||
self._cached = set()
|
||||
super().__init__(*args)
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
if value:
|
||||
MinLengthValidator(5)(value)
|
||||
if value and (value in self._cached or Voucher.objects.filter(event=self.event, code=value).exists()):
|
||||
raise ValidationError(_('A voucher with this code already exists.'))
|
||||
self._cached.add(value)
|
||||
return value
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.code = value
|
||||
|
||||
|
||||
class SubeventColumn(ImportColumn):
|
||||
identifier = 'subevent'
|
||||
verbose_name = pgettext_lazy('subevents', 'Date')
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.subevent = value
|
||||
|
||||
|
||||
class MaxUsagesColumn(IntegerColumnMixin, ImportColumn):
|
||||
identifier = 'max_usages'
|
||||
verbose_name = gettext_lazy('Maximum usages')
|
||||
initial = "static:1"
|
||||
|
||||
def static_choices(self):
|
||||
return [
|
||||
("1", "1")
|
||||
]
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.max_usages = value if value is not None else 1
|
||||
|
||||
|
||||
class MinUsagesColumn(IntegerColumnMixin, ImportColumn):
|
||||
identifier = 'min_usages'
|
||||
verbose_name = gettext_lazy('Minimum usages')
|
||||
initial = "static:1"
|
||||
|
||||
def static_choices(self):
|
||||
return [
|
||||
("1", "1")
|
||||
]
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.min_usages = value if value is not None else 1
|
||||
|
||||
|
||||
class BudgetColumn(DecimalColumnMixin, ImportColumn):
|
||||
identifier = 'budget'
|
||||
verbose_name = gettext_lazy('Maximum discount budget')
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.budget = value
|
||||
|
||||
|
||||
class ValidUntilColumn(DatetimeColumnMixin, ImportColumn):
|
||||
identifier = 'valid_until'
|
||||
verbose_name = gettext_lazy('Valid until')
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.valid_until = value
|
||||
|
||||
|
||||
class BlockQuotaColumn(BooleanColumnMixin, ImportColumn):
|
||||
identifier = 'block_quota'
|
||||
verbose_name = gettext_lazy('Reserve ticket from quota')
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.block_quota = value
|
||||
|
||||
|
||||
class AllowIgnoreQuotaColumn(BooleanColumnMixin, ImportColumn):
|
||||
identifier = 'allow_ignore_quota'
|
||||
verbose_name = gettext_lazy('Allow to bypass quota')
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.allow_ignore_quota = value
|
||||
|
||||
|
||||
class PriceModeColumn(ImportColumn):
|
||||
identifier = 'price_mode'
|
||||
verbose_name = gettext_lazy('Price mode')
|
||||
default_value = None
|
||||
initial = 'static:none'
|
||||
|
||||
def static_choices(self):
|
||||
return Voucher.PRICE_MODES
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
d = dict(Voucher.PRICE_MODES)
|
||||
reverse = {v: k for k, v in Voucher.PRICE_MODES}
|
||||
if value in d:
|
||||
return value
|
||||
elif value in reverse:
|
||||
return reverse[value]
|
||||
else:
|
||||
raise ValidationError(_("Could not parse {value} as a price mode, use one of {options}.").format(
|
||||
value=value, options=', '.join(d.keys())
|
||||
))
|
||||
|
||||
def assign(self, value, voucher: Voucher, **kwargs):
|
||||
voucher.price_mode = value
|
||||
|
||||
|
||||
class ValueColumn(DecimalColumnMixin, ImportColumn):
|
||||
identifier = 'value'
|
||||
verbose_name = gettext_lazy('Voucher value')
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
value = super().clean(value, previous_values)
|
||||
if value and previous_values.get("price_mode") == "none":
|
||||
raise ValidationError(_("It is pointless to set a value without a price mode."))
|
||||
return value
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.value = value or Decimal("0.00")
|
||||
|
||||
|
||||
class ItemColumn(ImportColumn):
|
||||
identifier = 'item'
|
||||
verbose_name = gettext_lazy('Product')
|
||||
|
||||
@cached_property
|
||||
def items(self):
|
||||
return list(self.event.items.filter(active=True))
|
||||
|
||||
def static_choices(self):
|
||||
return [
|
||||
(str(p.pk), str(p)) for p in self.items
|
||||
]
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
if not value:
|
||||
return
|
||||
matches = [
|
||||
p for p in self.items
|
||||
if str(p.pk) == value or (p.internal_name and p.internal_name == value) or any(
|
||||
(v and v == value) for v in i18n_flat(p.name))
|
||||
]
|
||||
if len(matches) == 0:
|
||||
raise ValidationError(_("No matching product was found."))
|
||||
if len(matches) > 1:
|
||||
raise ValidationError(_("Multiple matching products were found."))
|
||||
return matches[0]
|
||||
|
||||
def assign(self, value, voucher, **kwargs):
|
||||
voucher.item = value
|
||||
|
||||
|
||||
class VariationColumn(ImportColumn):
|
||||
identifier = 'variation'
|
||||
verbose_name = gettext_lazy('Product variation')
|
||||
|
||||
@cached_property
|
||||
def items(self):
|
||||
return list(ItemVariation.objects.filter(
|
||||
active=True, item__active=True, item__event=self.event
|
||||
).select_related('item'))
|
||||
|
||||
def static_choices(self):
|
||||
return [
|
||||
(str(p.pk), '{} – {}'.format(p.item, p.value)) for p in self.items
|
||||
]
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
if value:
|
||||
matches = [
|
||||
p for p in self.items
|
||||
if (str(p.pk) == value or any((v and v == value) for v in i18n_flat(p.value))) and p.item_id == previous_values['item'].pk
|
||||
]
|
||||
if len(matches) == 0:
|
||||
raise ValidationError(_("No matching variation was found."))
|
||||
if len(matches) > 1:
|
||||
raise ValidationError(_("Multiple matching variations were found."))
|
||||
return matches[0]
|
||||
return value
|
||||
|
||||
def assign(self, value, voucher: Voucher, **kwargs):
|
||||
voucher.variation = value
|
||||
|
||||
|
||||
class QuotaColumn(ImportColumn):
|
||||
identifier = 'quota'
|
||||
verbose_name = gettext_lazy('Quota')
|
||||
|
||||
@cached_property
|
||||
def quotas(self):
|
||||
return list(Quota.objects.filter(
|
||||
event=self.event
|
||||
))
|
||||
|
||||
def static_choices(self):
|
||||
return [
|
||||
(str(q.pk), q.name) for q in self.quotas
|
||||
]
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
if value:
|
||||
if previous_values.get('item'):
|
||||
raise ValidationError(_("You cannot specify a quota if you specified a product."))
|
||||
matches = [
|
||||
q for q in self.quotas
|
||||
if str(q.pk) == value or any((v and v == value) for v in i18n_flat(q.name))
|
||||
]
|
||||
if len(matches) == 0:
|
||||
raise ValidationError(_("No matching variation was found."))
|
||||
if len(matches) > 1:
|
||||
raise ValidationError(_("Multiple matching variations were found."))
|
||||
|
||||
return matches[0]
|
||||
return value
|
||||
|
||||
def assign(self, value, voucher: Voucher, **kwargs):
|
||||
voucher.quota = value
|
||||
|
||||
|
||||
class SeatColumn(ImportColumn):
|
||||
identifier = 'seat'
|
||||
verbose_name = gettext_lazy('Seat ID')
|
||||
|
||||
def __init__(self, *args):
|
||||
self._cached = set()
|
||||
super().__init__(*args)
|
||||
|
||||
def clean(self, value, previous_values):
|
||||
if value:
|
||||
if self.event.has_subevents:
|
||||
if not previous_values.get('subevent'):
|
||||
raise ValidationError(_('You need to choose a date if you select a seat.'))
|
||||
|
||||
try:
|
||||
value = Seat.objects.get(
|
||||
event=self.event,
|
||||
seat_guid=value,
|
||||
subevent=previous_values.get('subevent')
|
||||
)
|
||||
except Seat.MultipleObjectsReturned:
|
||||
raise ValidationError(_('Multiple matching seats were found.'))
|
||||
except Seat.DoesNotExist:
|
||||
raise ValidationError(_('No matching seat was found.'))
|
||||
if not value.is_available() or value in self._cached:
|
||||
raise ValidationError(
|
||||
_('The seat you selected has already been taken. Please select a different seat.'))
|
||||
|
||||
if previous_values.get("quota"):
|
||||
raise ValidationError(_('You need to choose a specific product if you select a seat.'))
|
||||
|
||||
if previous_values.get('max_usages', 1) > 1 or previous_values.get('min_usages', 1) > 1:
|
||||
raise ValidationError(_('Seat-specific vouchers can only be used once.'))
|
||||
|
||||
if previous_values.get("item") and value.product != previous_values.get("item"):
|
||||
raise ValidationError(
|
||||
_('You need to choose the product "{prod}" for this seat.').format(prod=value.product)
|
||||
)
|
||||
|
||||
self._cached.add(value)
|
||||
return value
|
||||
|
||||
def assign(self, value, voucher: Voucher, **kwargs):
|
||||
voucher.seat = value
|
||||
|
||||
|
||||
class TagColumn(ImportColumn):
|
||||
identifier = 'tag'
|
||||
verbose_name = gettext_lazy('Tag')
|
||||
|
||||
def assign(self, value, voucher: Voucher, **kwargs):
|
||||
voucher.tag = value or ''
|
||||
|
||||
|
||||
class CommentColumn(ImportColumn):
|
||||
identifier = 'comment'
|
||||
verbose_name = gettext_lazy('Comment')
|
||||
|
||||
def assign(self, value, voucher: Voucher, **kwargs):
|
||||
voucher.comment = value or ''
|
||||
|
||||
|
||||
class ShowHiddenItemsColumn(BooleanColumnMixin, ImportColumn):
|
||||
identifier = 'show_hidden_items'
|
||||
verbose_name = gettext_lazy('Shows hidden products that match this voucher')
|
||||
initial = "static:true"
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.show_hidden_items = value
|
||||
|
||||
|
||||
class AllAddonsIncludedColumn(BooleanColumnMixin, ImportColumn):
|
||||
identifier = 'all_addons_included'
|
||||
verbose_name = gettext_lazy('Offer all add-on products for free when redeeming this voucher')
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.all_addons_included = value
|
||||
|
||||
|
||||
class AllBundlesIncludedColumn(BooleanColumnMixin, ImportColumn):
|
||||
identifier = 'all_bundles_included'
|
||||
verbose_name = gettext_lazy('Include all bundled products without a designated price when redeeming this voucher')
|
||||
|
||||
def assign(self, value, obj: Voucher, **kwargs):
|
||||
obj.all_bundles_included = value
|
||||
|
||||
|
||||
def get_voucher_import_columns(event):
|
||||
default = []
|
||||
if event.has_subevents:
|
||||
default.append(SubeventColumn(event))
|
||||
default += [
|
||||
CodeColumn(event),
|
||||
MaxUsagesColumn(event),
|
||||
MinUsagesColumn(event),
|
||||
BudgetColumn(event),
|
||||
ValidUntilColumn(event),
|
||||
BlockQuotaColumn(event),
|
||||
AllowIgnoreQuotaColumn(event),
|
||||
PriceModeColumn(event),
|
||||
ValueColumn(event),
|
||||
ItemColumn(event),
|
||||
VariationColumn(event),
|
||||
QuotaColumn(event),
|
||||
SeatColumn(event),
|
||||
TagColumn(event),
|
||||
CommentColumn(event),
|
||||
ShowHiddenItemsColumn(event),
|
||||
AllAddonsIncludedColumn(event),
|
||||
AllBundlesIncludedColumn(event),
|
||||
]
|
||||
|
||||
for recv, resp in voucher_import_columns.send(sender=event):
|
||||
default += resp
|
||||
|
||||
return default
|
||||
@@ -517,9 +517,6 @@ class Voucher(LoggedModel):
|
||||
if item and seat.product != item:
|
||||
raise ValidationError(_('You need to choose the product "{prod}" for this seat.').format(prod=seat.product))
|
||||
|
||||
if not seat.is_available(ignore_voucher_id=pk):
|
||||
raise ValidationError(_('The seat "{id}" is already sold or currently blocked.').format(id=seat.seat_guid))
|
||||
|
||||
return seat
|
||||
|
||||
def save(self, *args, **kwargs):
|
||||
|
||||
@@ -19,9 +19,8 @@
|
||||
# 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/>.
|
||||
#
|
||||
import csv
|
||||
import io
|
||||
from decimal import Decimal
|
||||
from typing import List
|
||||
|
||||
from django.conf import settings as django_settings
|
||||
from django.core.exceptions import ValidationError
|
||||
@@ -29,13 +28,15 @@ from django.db import transaction
|
||||
from django.utils.timezone import now
|
||||
from django.utils.translation import gettext as _
|
||||
|
||||
from pretix.base.i18n import LazyLocaleException, language
|
||||
from pretix.base.i18n import language
|
||||
from pretix.base.modelimport import DataImportError, ImportColumn, parse_csv
|
||||
from pretix.base.modelimport_orders import get_order_import_columns
|
||||
from pretix.base.modelimport_vouchers import get_voucher_import_columns
|
||||
from pretix.base.models import (
|
||||
CachedFile, Event, InvoiceAddress, Order, OrderPayment, OrderPosition,
|
||||
User,
|
||||
User, Voucher,
|
||||
)
|
||||
from pretix.base.models.orders import Transaction
|
||||
from pretix.base.orderimport import get_all_columns
|
||||
from pretix.base.services.invoices import generate_invoice, invoice_qualified
|
||||
from pretix.base.services.locking import lock_objects
|
||||
from pretix.base.services.tasks import ProfiledEventTask
|
||||
@@ -43,47 +44,36 @@ from pretix.base.signals import order_paid, order_placed
|
||||
from pretix.celery_app import app
|
||||
|
||||
|
||||
class DataImportError(LazyLocaleException):
|
||||
def __init__(self, *args):
|
||||
msg = args[0]
|
||||
msgargs = args[1] if len(args) > 1 else None
|
||||
self.args = args
|
||||
if msgargs:
|
||||
msg = _(msg) % msgargs
|
||||
else:
|
||||
msg = _(msg)
|
||||
super().__init__(msg)
|
||||
|
||||
|
||||
def parse_csv(file, length=None, mode="strict", charset=None):
|
||||
file.seek(0)
|
||||
data = file.read(length)
|
||||
if not charset:
|
||||
try:
|
||||
import chardet
|
||||
charset = chardet.detect(data)['encoding']
|
||||
except ImportError:
|
||||
charset = file.charset
|
||||
data = data.decode(charset or "utf-8", mode)
|
||||
# If the file was modified on a Mac, it only contains \r as line breaks
|
||||
if '\r' in data and '\n' not in data:
|
||||
data = data.replace('\r', '\n')
|
||||
|
||||
def _validate(cf: CachedFile, charset: str, cols: List[ImportColumn], settings: dict):
|
||||
try:
|
||||
dialect = csv.Sniffer().sniff(data.split("\n")[0], delimiters=";,.#:")
|
||||
except csv.Error:
|
||||
return None
|
||||
|
||||
if dialect is None:
|
||||
return None
|
||||
|
||||
reader = csv.DictReader(io.StringIO(data), dialect=dialect)
|
||||
return reader
|
||||
|
||||
|
||||
def setif(record, obj, attr, setting):
|
||||
if setting.startswith('csv:'):
|
||||
setattr(obj, attr, record[setting[4:]] or '')
|
||||
parsed = parse_csv(cf.file, charset=charset)
|
||||
except UnicodeDecodeError as e:
|
||||
raise DataImportError(
|
||||
_(
|
||||
'Error decoding special characters in your file: {message}').format(
|
||||
message=str(e)
|
||||
)
|
||||
)
|
||||
data = []
|
||||
for i, record in enumerate(parsed):
|
||||
if not any(record.values()):
|
||||
continue
|
||||
values = {}
|
||||
for c in cols:
|
||||
val = c.resolve(settings, record)
|
||||
if isinstance(val, str):
|
||||
val = val.strip()
|
||||
try:
|
||||
values[c.identifier] = c.clean(val, values)
|
||||
except ValidationError as e:
|
||||
raise DataImportError(
|
||||
_(
|
||||
'Error while importing value "{value}" for column "{column}" in line "{line}": {message}').format(
|
||||
value=val if val is not None else '', column=c.verbose_name, line=i + 1, message=e.message
|
||||
)
|
||||
)
|
||||
data.append(values)
|
||||
return data
|
||||
|
||||
|
||||
@app.task(base=ProfiledEventTask, throws=(DataImportError,))
|
||||
@@ -91,45 +81,17 @@ def import_orders(event: Event, fileid: str, settings: dict, locale: str, user,
|
||||
cf = CachedFile.objects.get(id=fileid)
|
||||
user = User.objects.get(pk=user)
|
||||
with language(locale, event.settings.region):
|
||||
cols = get_all_columns(event)
|
||||
try:
|
||||
parsed = parse_csv(cf.file, charset=charset)
|
||||
except UnicodeDecodeError as e:
|
||||
raise DataImportError(
|
||||
_(
|
||||
'Error decoding special characters in your file: {message}').format(
|
||||
message=str(e)
|
||||
)
|
||||
)
|
||||
orders = []
|
||||
order = None
|
||||
data = []
|
||||
|
||||
# Run validation
|
||||
for i, record in enumerate(parsed):
|
||||
if not any(record.values()):
|
||||
continue
|
||||
values = {}
|
||||
for c in cols:
|
||||
val = c.resolve(settings, record)
|
||||
if isinstance(val, str):
|
||||
val = val.strip()
|
||||
try:
|
||||
values[c.identifier] = c.clean(val, values)
|
||||
except ValidationError as e:
|
||||
raise DataImportError(
|
||||
_(
|
||||
'Error while importing value "{value}" for column "{column}" in line "{line}": {message}').format(
|
||||
value=val if val is not None else '', column=c.verbose_name, line=i + 1, message=e.message
|
||||
)
|
||||
)
|
||||
data.append(values)
|
||||
cols = get_order_import_columns(event)
|
||||
data = _validate(cf, charset, cols, settings)
|
||||
|
||||
if settings['orders'] == 'one' and len(data) > django_settings.PRETIX_MAX_ORDER_SIZE:
|
||||
raise DataImportError(
|
||||
_('Orders cannot have more than %(max)s positions.') % {'max': django_settings.PRETIX_MAX_ORDER_SIZE}
|
||||
)
|
||||
|
||||
orders = []
|
||||
order = None
|
||||
|
||||
# Prepare model objects. Yes, this might consume lots of RAM, but allows us to make the actual SQL transaction
|
||||
# shorter. We'll see what works better in reality…
|
||||
lock_seats = []
|
||||
@@ -149,16 +111,16 @@ def import_orders(event: Event, fileid: str, settings: dict, locale: str, user,
|
||||
position = OrderPosition(positionid=len(order._positions) + 1)
|
||||
position.attendee_name_parts = {'_scheme': event.settings.name_scheme}
|
||||
position.meta_info = {}
|
||||
if position.seat is not None:
|
||||
lock_seats.append(position.seat)
|
||||
order._positions.append(position)
|
||||
position.assign_pseudonymization_id()
|
||||
|
||||
for c in cols:
|
||||
c.assign(record.get(c.identifier), order, position, order._address)
|
||||
|
||||
except ImportError as e:
|
||||
raise ImportError(
|
||||
if position.seat is not None:
|
||||
lock_seats.append(position.seat)
|
||||
except (ValidationError, ImportError) as e:
|
||||
raise DataImportError(
|
||||
_('Invalid data in row {row}: {message}').format(row=i, message=str(e))
|
||||
)
|
||||
|
||||
@@ -169,7 +131,7 @@ def import_orders(event: Event, fileid: str, settings: dict, locale: str, user,
|
||||
lock_objects(lock_seats, shared_lock_objects=[event])
|
||||
for s in lock_seats:
|
||||
if not s.is_available():
|
||||
raise ImportError(_('The seat you selected has already been taken. Please select a different seat.'))
|
||||
raise DataImportError(_('The seat you selected has already been taken. Please select a different seat.'))
|
||||
|
||||
save_transactions = []
|
||||
for o in orders:
|
||||
@@ -232,3 +194,62 @@ def import_orders(event: Event, fileid: str, settings: dict, locale: str, user,
|
||||
raise ValidationError(_('We were not able to process your request completely as the server was too busy. '
|
||||
'Please try again.'))
|
||||
cf.delete()
|
||||
|
||||
|
||||
@app.task(base=ProfiledEventTask, throws=(DataImportError,))
|
||||
def import_vouchers(event: Event, fileid: str, settings: dict, locale: str, user, charset=None) -> None:
|
||||
cf = CachedFile.objects.get(id=fileid)
|
||||
user = User.objects.get(pk=user)
|
||||
with language(locale, event.settings.region):
|
||||
cols = get_voucher_import_columns(event)
|
||||
data = _validate(cf, charset, cols, settings)
|
||||
|
||||
# Prepare model objects. Yes, this might consume lots of RAM, but allows us to make the actual SQL transaction
|
||||
# shorter. We'll see what works better in reality…
|
||||
vouchers = []
|
||||
lock_seats = []
|
||||
for i, record in enumerate(data):
|
||||
try:
|
||||
voucher = Voucher(event=event)
|
||||
vouchers.append(voucher)
|
||||
|
||||
Voucher.clean_item_properties(
|
||||
record,
|
||||
event,
|
||||
record.get('quota'),
|
||||
record.get('item'),
|
||||
record.get('variation'),
|
||||
block_quota=record.get('block_quota')
|
||||
)
|
||||
Voucher.clean_subevent(record, event)
|
||||
Voucher.clean_max_usages(record, 0)
|
||||
|
||||
for c in cols:
|
||||
c.assign(record.get(c.identifier), voucher)
|
||||
|
||||
if voucher.seat is not None:
|
||||
lock_seats.append(voucher.seat)
|
||||
except (ValidationError, ImportError) as e:
|
||||
raise DataImportError(
|
||||
_('Invalid data in row {row}: {message}').format(row=i, message=str(e))
|
||||
)
|
||||
|
||||
with transaction.atomic():
|
||||
# We don't support quotas here, so we only need to lock if seats are in use
|
||||
if lock_seats:
|
||||
lock_objects(lock_seats, shared_lock_objects=[event])
|
||||
for s in lock_seats:
|
||||
if not s.is_available():
|
||||
raise DataImportError(
|
||||
_('The seat you selected has already been taken. Please select a different seat.'))
|
||||
|
||||
for v in vouchers:
|
||||
v.save()
|
||||
v.log_action(
|
||||
'pretix.voucher.added',
|
||||
user=user,
|
||||
data={'source': 'import'}
|
||||
)
|
||||
for c in cols:
|
||||
c.save(v)
|
||||
cf.delete()
|
||||
@@ -785,6 +785,15 @@ to define additional columns that can be read during import. You are expected to
|
||||
As with all event-plugin signals, the ``sender`` keyword argument will contain the event.
|
||||
"""
|
||||
|
||||
voucher_import_columns = EventPluginSignal()
|
||||
"""
|
||||
This signal is sent out if the user performs an import of vouchers from an external source. You can use this
|
||||
to define additional columns that can be read during import. You are expected to return a list of instances of
|
||||
``ImportColumn`` subclasses.
|
||||
|
||||
As with all event-plugin signals, the ``sender`` keyword argument will contain the event.
|
||||
"""
|
||||
|
||||
validate_event_settings = EventPluginSignal()
|
||||
"""
|
||||
Arguments: ``settings_dict``
|
||||
|
||||
Reference in New Issue
Block a user