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CHANGELOG.md

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Changelog

Version 3.9.0 (2024-06-19)

  • Added a new LOCK_FILE_NAME which lets you change post office's lock file name. Thanks @mogost!
  • Fixes a bug where email_queued signal is not sent in certain cases. Thanks @diesieben07!
  • Fixes an issue where attachment admin page would not render with large number of emails. Thanks @petrprikryl!
  • Fixes a crash when email instances are made with context, but without a template. Thanks @pacahon!
  • Other miscellaneous fixes and house keeping tasks by @mogost!

Version 3.8.0 (2023-10-22)

  • Added BATCH_DELIVERY_TIMEOUT that specifies the maximum time allowed for each batch to be delivered. Defaults to 180 seconds. Thanks @selwin!

Version 3.7.1 (2023-08-08)

  • Optimized a queryset in get_queued() that doesn't use indexes in Postgres. Thanks @marsha97!
  • Removed date_hierarchy option which causes admin to load slowly on DBs with a large number of emails. Thanks @selwin!
  • Optimized cleanup_expired_mails() so that deletes emails in smaller batches. Thanks @marsha97!

Version 3.7.0 (2023-05-30)

  • Changed JSON columns to use Django's JSONField and drop jsonfield dependency. Thanks @jrief!
  • Fixed saving HTML emails that have quoted_printable. Thanks @gabn88!
  • Fixes an issue where emails are rendered without context in Django's admin interface. Thanks @zagl!
  • This version no longer supports Django 3.1.

Version 3.6.3 (2022-10-27)

  • Fixed an issue where emails may not be rendered with context. Thanks @zagl!
  • Fixed a few packaging issues. Thanks @zagl and @adamchainz!
  • send_messages() now mimics Django's SMTP Backend return value. Thanks @JiriKr!

Version 3.6.2 (2022-10-12)

  • Improvement to attachment handling in admin interface. Thanks @petrprikryl!
  • Fixed a bug where HTML body is not displayed in admin interface. Thanks @robbieadi!
  • Explicitly specify default_auto_field to supress migration warnings. Thanks @CirXe0N!
  • Fixed a bug where email.template is not saved in certain cases. Thanks @franciscobmacedo!

Version 3.6.1 (2022-07-04)

  • Support for bleach >= 5.0. Thanks @franciscobmacedo!
  • Ensure that Reply-To headers are correctly set. Thanks @christophmeissner!
  • Add a Resend button in admin to easily resend an email. Thanks @domdinicola!

Version 3.6.0 (2021-12-21)

  • Support for Django 4.0. Thanks @domdinicola!
  • cleanup_mail now deletes emails in batches, which is much nicer to DB when deleting millions of emails. Thanks @stevemc4!
  • Failure to send an email are now logged as an exception. Thanks @SaturnFromTitan!
  • Added es locale. Thanks @ahmontero!
  • Fixed admin template discovery issue for case-sensitive filesystems. Thanks @fasih!
  • Fixes: SMTPServerDisconnected error. Thanks @weimens!
  • Various maintenance work by @jrief and @mogost.

Version 3.5.3 (2020-12-04)

  • Fixed an issue with Celery integration that could cause duplicate emails. Thanks @jrief!

Version 3.5.2 (2020-11-05)

  • Fixed an issue where Post Office's admin interface doesn't show. Thanks @christianciu!

Version 3.5.1 (2020-11-03)

  • Added missing migration file (some model fields now offer a help text).

Version 3.5.0 (2020-10-31)

  • Added the capability to configure retries via MAX_RETRIES and RETRY_INTERVAL configuration settings. Thanks @Houtmann and @jrief!
  • The admin interface has been improved to show previews of emails. If you want HTML emails to be rendered, please install bleach. Thanks @jrief!
  • Add Message-ID to the Email model. This allows administrators to trace back emails. Thanks @jrief!
  • Added CELERY_ENABLED settings. Thanks @elineda!
  • Fixes an issue that prevents PDS attachments from being sent. Thanks @patroqueeet!

Version 3.4.1 (2020-05-16)

  • Allow tasks.py to be imported when Celery is not installed. This allows auto-discovery by other task systems such as Huey to succeed.
  • Fix duplicate key problem in template editor in Django admin.

Version 3.4.0 (2020-04-13)

  • Signals that emails have been put into the queue.
  • Celery integration for immediate asynchronous delivery.
  • Changed version handling.

Version 3.3.1 (2020-02-28)

  • Drop support for Django < 2.2.
  • Revert jsonfield2 back to jsonfield to make upgrade from < 3.3.0 smoother. Thanks @rpkilby!

Version 3.3.0

  • Support for Django 3.0. Thanks @Mogost!
  • Drop support for Django < 1.11 and Python < 3.5. Thanks @Mogost!
  • Replace unsupported dependency jsonfield with supported fork jsonfield2. Thanks @Mogost!
  • Added OVERRIDE_RECIPIENTS for testing purposes. Thanks @Houtmann!
  • Improved admin interface. Thanks @ilikerobots and @cwuebbels!

Version 3.2.1

  • Fix #264: Replace unicode elipsis against 3 dots.

Version 3.2.0

  • Drop support for Python-3.3.
  • Drop support for Django-1.8 and 1.9.
  • Add functionality to attach images as inlines to email body.
  • Add special template engine to render HTML emails with inlined images.
  • Update German translation strings.

Version 3.1.0 (2018-07-24)

  • Improvements to attachments are handled. Thanks @SeiryuZ!
  • Added --delete-attachments flag to cleanup_mail management command. Thanks @Seiryuz!
  • I18n improvements. Thanks @vsevolod-skripnik and @delneg!
  • Django admin improvements. Thanks @kakulukia!

Version 3.0.4

  • Added compatibility with Django 2.0. Thanks @PreActionTech and @PetrDlouhy!
  • Added natural key support to EmailTemplate model. Thanks @maximlomakin!

Version 3.0.3

  • Fixed memory leak when multiprocessing is used.
  • Fixed a possible error when adding a new email from Django admin. Thanks @ivlevdenis!

Version 3.0.2

  • _send_bulk now properly catches exceptions when preparing email messages.

Version 3.0.1

  • Fixed an infinite loop bug in send_queued_mail management command.

Version 3.0.0

  • _send_bulk now allows each process to use multiple threads to send emails.
  • Added support for mimetypes in email attachments. Thanks @clickonchris!
  • An EmailTemplate can now be used as defaults multiple times in one language. Thanks @sac7e!
  • send_queued_mail management command will now check whether there are more queued emails to be sent before exiting.
  • Drop support for Django < 1.8. Thanks @fendyh!

Version 2.0.8

  • Django 1.10 compatibility fixes. Thanks @hockeybuggy!
  • Fixed an issue where Django would sometimes create migration files for post-office. Thanks @fizista!

Version 2.0.7

  • Fixed an issue with sending email to recipients with display name. Thanks @yprez!

Version 2.0.6

  • Fixes Django 1.10 deprecation warnings and other minor improvements. Thanks @yprez!
  • Email.subject can now accept up to 989 characters. This should also fix minor migration issues. Thanks @yprez!

Version 2.0.5

  • Fixes more Django 1.8 deprecation warnings.
  • Email.dispatch() now closes backend connection by default. Thanks @zwack
  • Compatibility fixes for Django 1.9. Thanks @yprez!

Version 2.0.2

  • Email.dispatch() now closes backend connection by default. Thanks @zwack
  • Compatibility fixes for Django 1.9. Thanks @yprez!

Version 2.0.1

  • Fixes migration related packaging issues.
  • Fixes deprecation warning in Django 1.8.

Version 2.0

  • Added multi backend support. Now you can use multiple email backends with post-office!
  • Added multi language support. Thanks @jrief!

Version 1.1.2

  • Adds Django 1.8 compatibility.

Version 1.1.1

  • Fixes a migration error. Thanks @garry-cairns!

Version 1.1.0

  • Support for Django 1.7 migrations. If you're still on Django < 1.7, South migration files are stored in south_migrations directory.

Version 1.0.0

  • IMPORTANT: in older versions, passing multiple recipients into mail.send() will create multiple emails, each addressed to one recipient. Starting from 1.0.0, only one email with multiple recipients will be created.
  • Added LOG_LEVEL setting.
  • mail.send() now supports cc and bcc. Thanks Ștefan Daniel Mihăilă (@stefan-mihaila)!
  • Improvements to admin interface; you can now easily requeue multiple emails.
  • Log model now stores the type of exception caught during sending.
  • send_templated_mail command is now deprecated.
  • Added EMAIL_BACKEND setting to the new dictionary-styled settings.

Version 0.8.4

  • send_queued_mail now accepts an extra --log-level argument.
  • mail.send() now accepts an extra log_level argument.
  • Drop unused/low cardinality indexes to free up RAM on large tables.

Version 0.8.3

  • send_queued_mail now accepts --lockfile argument.
  • Lockfile implementation has been modified to use symlink, which is an atomic operation across platforms.

Version 0.8.2

  • Added CONTEXT_FIELD_CLASS setting to allow other kinds of context field serializers.

Version 0.8.1

  • Fixed a bug that causes context to be saved when render_on_delivery is False

Version 0.8.0

  • Added a new setting DEFAULT_PRIORITY to set the default priority for emails. Thanks Maik Hoepfel (@maikhoepfel)!
  • mail.send() gains a render_on_delivery argument that may potentially result in significant storage space savings.
  • Uses a new locking mechanism that can detect zombie PID files.

Version 0.7.2

  • Made a few tweaks that makes post_office much more efficient on systems with large number of rows (millions).

Version 0.7.1

  • Python 3 compatibility fix.

Version 0.7.0

  • Added support for sending attachments. Thanks @yprez!
  • Added description field to EmailTemplate model to store human readable description of templates. Thanks Michael P. Jung (@bikeshedder)!
  • Changed django-jsonfield dependency to jsonfield for Python 3 support reasons.
  • Minor bug fixes.

Version 0.6.0

  • Support for Python 3!
  • Added mail.send_many() that's much more performant when sending a large number emails

Version 0.5.2

  • Added logging
  • Added BATCH_SIZE configuration option

Version 0.5.1

  • Fixes various multiprocessing bugs

Version 0.5.0

  • Email sending can now be parallelized using multiple processes (multiprocessing)
  • Email templates are now validated before save
  • Fixed a bug where custom headers aren't properly sent

Version 0.4.0

  • Added support for sending emails with custom headers (you'll need to run South when upgrading from earlier versions)
  • Added support for scheduled email sending
  • Backend now properly persist emails with HTML alternatives

Version 0.3.1

  • IMPORTANT: mail.send now expects recipient email addresses as the first argument. This change is to allow optional sender parameter which defaults to settings.DEFAULT_FROM_EMAIL
  • Fixed a bug where all emails sent from mail.send have medium priority

Version 0.3.0

  • IMPORTANT: added South migration. If you use South and had post-office installed before 0.3.0, you may need to manually resolve migration conflicts
  • Allow unicode messages to be displayed in /admin
  • Introduced a new mail.send function that provides a nicer API to send emails
  • created fields now use auto_now_add
  • last_updated fields now use auto_now

Version 0.2.1

  • Fixed typo in admin.py

Version 0.2

  • Allows sending emails via database backed templates

Version 0.1.5

  • Errors when opening connection in Email.dispatch method are now logged