First commit of project

.gitignore

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+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+env/
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+*.egg-info/
+.installed.cfg
+*.egg
+.ropeproject/
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*,cover
+.hypothesis/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+#Ipython Notebook
+.ipynb_checkpoints

LICENSE

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+Copyright 2017 Martin Gross
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License 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.

MANIFEST.in

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+recursive-include pretix_cashpayment/static *
+recursive-include pretix_cashpayment/templates *
+recursive-include pretix_cashpayment/locale *

Makefile

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+all: localecompile
+
+localecompile:
+	django-admin compilemessages
+
+localegen:
+	django-admin makemessages -l de_Informal -l de -i build -i dist -i "*egg*"
+

README.rst

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+Pretix Cash payment plugin
+==========================
+
+This is a plugin for `pretix`_. 
+
+Development setup
+-----------------
+
+1. Make sure that you have a working `pretix development setup`_.
+
+2. Clone this repository, eg to ``local/pretix-cashpayment``.
+
+3. Activate the virtual environment you use for pretix development.
+
+4. Execute ``python setup.py develop`` within this directory to register this application with pretix's plugin registry.
+
+5. Execute ``make`` within this directory to compile translations.
+
+6. Restart your local pretix server. You can now use the plugin from this repository for your events by enabling it in
+   the 'plugins' tab in the settings.
+
+
+License
+-------
+
+Copyright 2017 Martin Gross
+
+Released under the terms of the Apache License 2.0
+
+
+.. _pretix: https://github.com/pretix/pretix
+.. _pretix development setup: https://docs.pretix.eu/en/latest/development/setup.html

pretix_cashpayment/__init__.py

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+from django.apps import AppConfig
+from django.utils.translation import ugettext_lazy as _
+
+class PluginApp(AppConfig):
+    name = 'pretix_cashpayment'
+    verbose_name = 'Pretix Cash Payment plugin'
+
+    class PretixPluginMeta:
+        name = _('Cash Payment')
+        author = 'Martin Gross'
+        description = _('This plugin allows you to offer your customers a "pay with cash at the venue" option.')
+        visible = True
+        version = '1.0.0'
+
+    def ready(self):
+        from . import signals  # NOQA
+
+
+default_app_config = 'pretix_cashpayment.PluginApp'

pretix_cashpayment/locale/de/LC_MESSAGES/django.po

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+#: pretix_cashpayment/__init__.py:9 pretix_cashpayment/payment.py:14
+msgid "Cash Payment"
+msgstr "Barzahlung"
+
+#: pretix_cashpayment/__init__.py:11
+msgid ""
+"This plugin allows you to offer your customers a \"pay with cash at the venue"
+"\" option."
+msgstr ""
+"Dieses Plugin ermöglicht es Ihnen, Ihren Kunden die Barzahlung vor Ort "
+"anzubieten"
+
+#: pretix_cashpayment/payment.py:19
+msgid "Payment information text"
+msgstr "Informationstext zur Zahlungsart"
+
+#: pretix_cashpayment/signals.py:13
+msgid "You can pay your order by cash at the venue."
+msgstr "Sie können Ihre Bestellung vor Ort in Bar bezahlen."
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:4
+msgid "This order has been paid via Cash Payment."
+msgstr "Diese Bestellung wurde in Bar bezahlt."
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:9
+msgid "Payer"
+msgstr "Zahlender"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:11
+msgid "Payment date"
+msgstr "Zahlungsdatum"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:13
+msgid "Reference"
+msgstr "Verwendungszweck"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:18
+msgid "This order has been marked as paid via Cash Payment manually."
+msgstr "Diese Bezahlung wurde manuell als per Barzahlung bezahlt markiert"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:22
+msgid ""
+"This order has been planned to be paid via Cash Payment, but no payment has "
+"been received yet."
+msgstr ""
+"Diese Bestellung soll in Bar bezahlt werden, aber noch ist "
+"keine Zahlung eingegangen."
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:27
+msgid "Reference code"
+msgstr "Verwendungszweck"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/email/order_pending.txt:1
+#, python-format
+msgid ""
+"\n"
+"\n"
+"Reference: %(code)s\n"
+"Amount: %(total)s %(currency)s\n"
+"%(additional_details)s"
+msgstr ""
+"\n"
+"\n"
+"Verwendungszweck: %(code)s\n"
+"\n"
+"Betrag: %(total)s %(currency)s\n"
+"%(additional_details)s"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/pending.html:4
+msgid "Please print out this page and bring it with you when paying."
+msgstr "Bitte drucken Sie diese Seite aus und bringen Sie diese beim Bezahlen mit."
+
+#: pretix_cashpayment/templates/pretix_cashpayment/pending.html:11
+msgid "Amount:"
+msgstr "Betrag:"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/pending.html:12
+msgid "Reference code (important):"
+msgstr "Verwendungszweck (wichtig):"

pretix_cashpayment/locale/de_Informal/LC_MESSAGES/django.po

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+#: pretix_cashpayment/__init__.py:9 pretix_cashpayment/payment.py:14
+msgid "Cash Payment"
+msgstr "Barzahlung"
+
+#: pretix_cashpayment/__init__.py:11
+msgid ""
+"This plugin allows you to offer your customers a \"pay with cash at the venue"
+"\" option."
+msgstr ""
+"Dieses Plugin ermöglicht es dir, deinen Kunden die Barzahlung vor Ort "
+"anzubieten"
+
+#: pretix_cashpayment/payment.py:19
+msgid "Payment information text"
+msgstr "Informationstext zur Zahlungsart"
+
+#: pretix_cashpayment/signals.py:13
+msgid "You can pay your order by cash at the venue."
+msgstr "Du kannst deine Bestellung vor Ort in Bar bezahlen."
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:4
+msgid "This order has been paid via Cash Payment."
+msgstr "Diese Bestellung wurde in Bar bezahlt."
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:9
+msgid "Payer"
+msgstr "Zahlender"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:11
+msgid "Payment date"
+msgstr "Zahlungsdatum"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:13
+msgid "Reference"
+msgstr "Verwendungszweck"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:18
+msgid "This order has been marked as paid via Cash Payment manually."
+msgstr "Diese Bezahlung wurde manuell als per Barzahlung bezahlt markiert"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:22
+msgid ""
+"This order has been planned to be paid via Cash Payment, but no payment has "
+"been received yet."
+msgstr ""
+"Diese Bestellung soll in Bar bezahlt werden, aber noch ist "
+"keine Zahlung eingegangen."
+
+#: pretix_cashpayment/templates/pretix_cashpayment/control.html:27
+msgid "Reference code"
+msgstr "Verwendungszweck"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/email/order_pending.txt:1
+#, python-format
+msgid ""
+"\n"
+"\n"
+"Reference: %(code)s\n"
+"Amount: %(total)s %(currency)s\n"
+"%(additional_details)s"
+msgstr ""
+"\n"
+"\n"
+"Verwendungszweck: %(code)s\n"
+"\n"
+"Betrag: %(total)s %(currency)s\n"
+"%(additional_details)s"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/pending.html:4
+msgid "Please print out this page and bring it with you when paying."
+msgstr "Bitte drucke diese Seite aus und bringen sie beim Bezahlen mit."
+
+#: pretix_cashpayment/templates/pretix_cashpayment/pending.html:11
+msgid "Amount:"
+msgstr "Betrag:"
+
+#: pretix_cashpayment/templates/pretix_cashpayment/pending.html:12
+msgid "Reference code (important):"
+msgstr "Verwendungszweck (wichtig):"

pretix_cashpayment/payment.py

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+import json
+import segno
+from collections import OrderedDict
+
+from django.template.loader import get_template
+from django.utils.translation import ugettext_lazy as _
+from i18nfield.fields import I18nFormField, I18nTextarea
+from i18nfield.strings import LazyI18nString
+
+from pretix.base.payment import BasePaymentProvider
+
+class CashPayment(BasePaymentProvider):
+    identifier = 'cashpayment'
+    verbose_name =_('Cash Payment')
+
+    @property
+    def settings_form_fields(self):
+        form_field = I18nFormField(
+            label = _('Payment information text'),
+            widget = I18nTextarea,
+        )
+        return OrderedDict(
+            list(super().settings_form_fields.items()) + [('information_text', form_field)]
+        )
+
+    def payment_form_render(self, request) -> str:
+        template = get_template('pretix_cashpayment/checkout_payment_form.html')
+        ctx = {
+            'request': request,
+            'event': self.event,
+            'information_text': self.settings.get('information_text', as_type=LazyI18nString),
+        }
+        return template.render(ctx)
+
+    def checkout_prepare(self, request, total):
+        return True
+
+    def payment_is_valid_session(self, request):
+        return True
+
+    def checkout_confirm_render(self, request):
+        return self.payment_form_render(request)
+
+    def order_pending_mail_render(self, order) -> str:
+        template = get_template('pretix_cashpayment/email/order_pending.txt')
+        ctx = {
+            'event': self.event,
+            'order': order,
+            'information_text': self.settings.get('information_text', as_type=LazyI18nString),
+        }
+        return template.render(ctx)
+
+    def order_pending_render(self, request, order) -> str:
+        template = get_template('pretix_cashpayment/pending.html')
+        ctx = {
+            'event': self.event,
+            'order': order,
+            'information_text': self.settings.get('information_text', as_type=LazyI18nString),
+            'qrcode': segno.make_qr(order.full_code, error='H')
+                            .png_data_uri(scale=10, border=0),
+        }
+        return template.render(ctx)
+
+    def order_control_render(self, request, order) -> str:
+        if order.payment_info:
+            payment_info = json.loads(order.payment_info)
+        else:
+            payment_info = None
+        template = get_template('pretix_cashpayment/control.html')
+        ctx = {'request': request, 'event': self.event,
+               'payment_info': payment_info, 'order': order}
+        return template.render(ctx)

pretix_cashpayment/signals.py

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+from pretix.base.signals import register_payment_providers
+from django.dispatch import receiver
+from pretix.base.settings import settings_hierarkey
+from django.utils.translation import ugettext_lazy as _, ugettext_noop
+from i18nfield.strings import LazyI18nString
+
+@receiver(register_payment_providers, dispatch_uid="payment_cash")
+def register_payment_provider(sender, **kwargs):
+    from .payment import CashPayment
+    return CashPayment
+
+settings_hierarkey.add_default('payment_cashpayment_information_text', LazyI18nString.from_gettext(ugettext_noop(
+    "You can pay your order by cash at the venue."
+)), LazyI18nString)

pretix_cashpayment/templates/pretix_cashpayment/checkout_payment_form.html

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+{% load i18n %}
+
+<address>
+    {{ information_text|linebreaksbr }}<br>
+</address>