doc/book/en/devrepo/repo/notifications.rst
author Julien Cristau <julien.cristau@logilab.fr>
Thu, 12 Dec 2013 14:25:24 +0100
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permissions -rw-r--r--
[migration] fix handling of default value for boolean attributes We can't assert that the old value is 'True' or 'False', because False used to be stored as an empty string in pre-3.18 versions.
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.. -*- coding: utf-8 -*-
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Notifications management
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========================
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CubicWeb provides a machinery to ease notifications handling. To use it for a
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notification:
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* write a view inheriting from
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  :class:`~cubicweb.sobjects.notification.NotificationView`.  The usual view api
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  is used to generated the email (plain text) content, and additional
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  :meth:`~cubicweb.sobjects.notification.NotificationView.subject` and
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  :meth:`~cubicweb.sobjects.notification.NotificationView.recipients` methods
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  are used to build the email's subject and
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  recipients. :class:`NotificationView` provides default implementation for both
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  methods.
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* write a hook for event that should trigger this notification, select the view
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  (without rendering it), and give it to
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  :func:`cubicweb.hooks.notification.notify_on_commit` so that the notification
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  will be sent if the transaction succeed.
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.. XXX explain recipient finder and provide example
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API details
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~~~~~~~~~~~
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.. autoclass:: cubicweb.sobjects.notification.NotificationView
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.. autofunction:: cubicweb.hooks.notification.notify_on_commit