pretix_original/src/pretix/plugins/ticketoutputpdf/models.py

#
# 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/>.
#
import string

from django.db import models
from django.utils.crypto import get_random_string
from django.utils.translation import gettext_lazy as _

from pretix.base.models import LoggedModel

DEFAULT_TICKET_LAYOUT = '''[
    {
        "type": "barcodearea",
        "page": 1,
        "left": "130.40",
        "bottom": "204.50",
        "size": "64.00",
        "content": "secret",
        "text": "",
        "text_i18n": {},
        "nowhitespace": false
    },
    {
        "type": "poweredby",
        "page": 1,
        "left": "88.72",
        "bottom": "10.00",
        "size": "20.00",
        "content": "dark"
    },
    {
        "type": "textcontainer",
        "page": 1,
        "locale": "",
        "left": "16.35",
        "bottom": "272.09",
        "fontsize": "14.0",
        "lineheight": "1",
        "color": [
            0,
            0,
            0,
            1
        ],
        "fontfamily": "Open Sans",
        "bold": false,
        "italic": false,
        "width": "177.07",
        "height": "11.80",
        "content": "event_name",
        "text": "Sample event name",
        "text_i18n": {},
        "rotation": 0,
        "align": "left",
        "verticalalign": "middle",
        "autoresize": true,
        "splitlongwords": true
    },
    {
        "type": "textcontainer",
        "page": 1,
        "locale": "",
        "left": "16.35",
        "bottom": "261.77",
        "fontsize": "13.0",
        "lineheight": "1",
        "color": [
            0,
            0,
            0,
            1
        ],
        "fontfamily": "Open Sans",
        "bold": false,
        "italic": false,
        "width": "113.03",
        "height": "7.83",
        "content": "itemvar",
        "text": "Sample product – sample variation",
        "text_i18n": {},
        "rotation": 0,
        "align": "left",
        "verticalalign": "middle",
        "autoresize": true,
        "splitlongwords": true
    },
    {
        "type": "textcontainer",
        "page": 1,
        "locale": "",
        "left": "16.35",
        "bottom": "251.30",
        "fontsize": "13.0",
        "lineheight": "1",
        "color": [
            0,
            0,
            0,
            1
        ],
        "fontfamily": "Open Sans",
        "bold": false,
        "italic": false,
        "width": "113.03",
        "height": "7.83",
        "content": "attendee_name",
        "text": "Dr John Doe",
        "text_i18n": {},
        "rotation": 0,
        "align": "left",
        "verticalalign": "middle",
        "autoresize": true,
        "splitlongwords": true
    },
    {
        "type": "textcontainer",
        "page": 1,
        "locale": "",
        "left": "16.35",
        "bottom": "240.30",
        "fontsize": "13.0",
        "lineheight": "1",
        "color": [
            0,
            0,
            0,
            1
        ],
        "fontfamily": "Open Sans",
        "bold": false,
        "italic": false,
        "width": "113.03",
        "height": "7.83",
        "content": "event_begin",
        "text": "2017-05-31 20:00",
        "text_i18n": {},
        "rotation": 0,
        "align": "left",
        "verticalalign": "middle",
        "autoresize": true,
        "splitlongwords": true
    },
    {
        "type": "textcontainer",
        "page": 1,
        "locale": "",
        "left": "16.35",
        "bottom": "231.30",
        "fontsize": "13.0",
        "lineheight": "1",
        "color": [
            0,
            0,
            0,
            1
        ],
        "fontfamily": "Open Sans",
        "bold": false,
        "italic": false,
        "width": "113.03",
        "height": "7.83",
        "content": "seat",
        "text": "Ground floor, Row 3, Seat 4",
        "text_i18n": {},
        "rotation": 0,
        "align": "left",
        "verticalalign": "middle",
        "autoresize": true,
        "splitlongwords": true
    },
    {
        "type": "textcontainer",
        "page": 1,
        "locale": "",
        "left": "16.35",
        "bottom": "203.43",
        "fontsize": "13.0",
        "lineheight": "1",
        "color": [
            0,
            0,
            0,
            1
        ],
        "fontfamily": "Open Sans",
        "bold": false,
        "italic": false,
        "width": "113.03",
        "height": "25.70",
        "content": "event_location",
        "text": "Random City",
        "text_i18n": {},
        "rotation": 0,
        "align": "left",
        "verticalalign": "bottom",
        "autoresize": true,
        "splitlongwords": true
    },
    {
        "type": "textcontainer",
        "page": 1,
        "locale": "",
        "left": "101.50",
        "bottom": "193.33",
        "fontsize": "13.0",
        "lineheight": "1",
        "color": [
            0,
            0,
            0,
            1
        ],
        "fontfamily": "Open Sans",
        "bold": false,
        "italic": false,
        "width": "91.93",
        "height": "7.83",
        "content": "secret",
        "text": "tdmruoekvkpbv1o2mv8xccvqcikvr58u",
        "text_i18n": {},
        "rotation": 0,
        "align": "left",
        "verticalalign": "middle",
        "autoresize": true,
        "splitlongwords": true
    },
    {
        "type": "textcontainer",
        "page": 1,
        "locale": "",
        "left": "51.50",
        "bottom": "193.33",
        "fontsize": "13.0",
        "lineheight": "1",
        "color": [
            0,
            0,
            0,
            1
        ],
        "fontfamily": "Open Sans",
        "bold": false,
        "italic": false,
        "width": "47.38",
        "height": "7.83",
        "content": "price",
        "text": "123.45 EUR",
        "text_i18n": {},
        "rotation": 0,
        "align": "right",
        "verticalalign": "middle",
        "autoresize": true,
        "splitlongwords": true
    },
    {
        "type": "textcontainer",
        "page": 1,
        "locale": "",
        "left": "16.50",
        "bottom": "193.33",
        "fontsize": "13.0",
        "lineheight": "1",
        "color": [
            0,
            0,
            0,
            1
        ],
        "fontfamily": "Open Sans",
        "bold": false,
        "italic": false,
        "width": "32.32",
        "height": "7.83",
        "content": "order",
        "text": "A1B2C",
        "text_i18n": {},
        "rotation": 0,
        "align": "left",
        "verticalalign": "middle",
        "autoresize": true,
        "splitlongwords": true
    }
]'''


def bg_name(instance, filename: str) -> str:
    secret = get_random_string(length=16, allowed_chars=string.ascii_letters + string.digits)
    return 'pub/{org}/{ev}/ticketoutputpdf/{id}-{secret}.pdf'.format(
        org=instance.event.organizer.slug,
        ev=instance.event.slug,
        id=instance.pk,
        secret=secret
    )


class TicketLayout(LoggedModel):
    event = models.ForeignKey(
        'pretixbase.Event',
        on_delete=models.CASCADE,
        related_name='ticket_layouts'
    )
    default = models.BooleanField(
        verbose_name=_('Default'),
        default=False,
    )
    name = models.CharField(
        max_length=190,
        verbose_name=_('Name')
    )
    layout = models.TextField(
        default=DEFAULT_TICKET_LAYOUT
    )
    background = models.FileField(null=True, blank=True, upload_to=bg_name, max_length=255)

    class Meta:
        ordering = ("name",)

    def __str__(self):
        return self.name


class TicketLayoutItem(models.Model):
    item = models.ForeignKey('pretixbase.Item', null=True, blank=True, related_name='ticketlayout_assignments',
                             on_delete=models.CASCADE)
    layout = models.ForeignKey('TicketLayout', on_delete=models.CASCADE, related_name='item_assignments')
    sales_channel = models.ForeignKey(
        "pretixbase.SalesChannel",
        on_delete=models.CASCADE,
    )

    class Meta:
        unique_together = (('item', 'layout', 'sales_channel'),)
        ordering = ("id",)