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pretix_cgo/doc/development/api/exporter.rst
2015-08-15 14:36:29 +02:00

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.. highlight:: python
:linenothreshold: 5
Writing an exporter plugin
==========================
An is a method to export the product and order data in pretix for later use in another
context.
In this document, we will walk through the creation of an exporter output plugin. This
is very similar to creating a payment provider.
Please read :ref:`Creating a plugin <pluginsetup>` first, if you haven't already.
Exporter registration
---------------------
The exporter API does not make a lot of usage from signals, however, it does use a signal to get a list of
all available exporters. Your plugin should listen for this signal and return the subclass of
``pretix.base.exporter.BaseExporter``
that we'll soon create::
from django.dispatch import receiver
from pretix.base.signals import register_data_exporter
@receiver(register_data_exporter, dispatch_uid="exporter_myexporter")
def register_data_exporter(sender, **kwargs):
from .exporter import MyExporter
return MyExporter
The exporter class
------------------
.. class:: pretix.base.exporter.BaseExporter
The central object of each exporter is the subclass of ``BaseExporter`` we already mentioned above.
In this section, we will discuss it's interface in detail.
.. py:attribute:: BaseExporter.event
The default constructor sets this property to the event we are currently
working for.
.. autoattribute:: identifier
This is an abstract attribute, you **must** override this!
.. autoattribute:: verbose_name
This is an abstract attribute, you **must** override this!
.. autoattribute:: export_form_fields
.. automethod:: render
This is an abstract method, you **must** override this!