LPgenerator/django-db-mailer

Django module to easily send emails/sms/tts/push using django templates stored on database and managed through the Django Admin

Django-Db-Mailer

Documentation available at Read the Docs.

What's that

Django module to easily send emails/push/sms/tts using django templates stored in a database.

From box you can use it with django-celery for send background messages.

Also you have opportunity to create reports from logs by mail categories and slug.

Groups with Recipients and send by model signal also available by default.

Can be used without any depends from programming language as a external service.

That app very simple to install and use on your projects.

Installation

1. Using pip:

$ pip install django-db-mailer

2. Add the dbmail application to INSTALLED_APPS in your settings file (usually settings.py)
3. Sync database (./manage.py migrate).

Mail API

from dbmail.models import MailTemplate
from dbmail import send_db_mail

# New dbmail template
MailTemplate.objects.create(
    name="Site welcome template",
    subject="[{{prefix}}] Welcome {{full_name}}!",
    message="Hi, {{username}}. Welcome to our site.",
    slug="welcome",
    is_html=False,
)

# Send message with created template
send_db_mail(
    # slug which defined on db template
    slug='welcome',

    # recipient can be list, or str separated with comma or simple string
    # 'user1@example.com' or 'user1@example.com, user2@example.com' or
    # ['user1@example.com', 'user2@example.com'] or string Mail group slug
    recipient='user1@example.com',

    # All *args params will be accessible on template context
    {
        'username': request.user.username,
        'full_name': request.user.get_full_name(),
        'signup_date': request.user.date_joined,
        'prefix': "DbMail",
    },

    # You can access to all model fields. For m2m and fk fields, you should use module_name
    MyModel.objects.get(pk=1),

    # Optional kwargs:
    # backend='dbmail.backends.mail',
    # provider='apps.utils.some.mail.provider',
    # from_email='from@example.com'
    # cc=['cc@example.com'],
    # bcc=['bcc@example.com'],
    # user=User.objects.get(pk=1),
    #
    # language='ru',
    #
    # attachments=[(filename, content, mimetype)],
    # files=['hello.jpg', 'world.png'],
    # headers={'Custom-Header':'Some value'},
    #
    # queue='default',
    # retry_delay=300,
    # max_retries=3,
    # retry=True,
    # time_limit=30,
    # send_after=60,
    #
    # use_celery=True,
)

Sms API

from dbmail import send_db_sms


send_db_sms(
    # slug which defined on db template
    slug='welcome',

    # recipient can be list, or str separated with comma or simple string
    # '+79031234567' or +79031234567, +79031234568, +79031234569' or
    # ['+79031234567', '+79031234568'] or string Mail group slug
    recipient='+79031234567',

    # All *args params will be accessible on template context
    {
        'username': request.user.username,
        'full_name': request.user.get_full_name(),
        'signup_date': request.user.date_joined
    },

    # You can access to all model fields. For m2m and fk fields, you should use module_name
    MyModel.objects.get(pk=1),

    # Optional kwargs:
    # backend='dbmail.backends.sms',
    # provider='dbmail.providers.nexmo.sms',
    # from_email='DBMail'
    # user=User.objects.get(pk=1),
    #
    # language='ru',
    #
    # queue='default',
    # retry_delay=300,
    # max_retries=3,
    # retry=True,
    # time_limit=30,
    # send_after=60,
    #
    # use_celery=True,
)

Text to speech API

from dbmail import send_db_tts


send_db_tts(
    # slug which defined on db template
    slug='welcome',

    # recipient can be list, or str separated with comma or simple string
    # '+79031234567' or +79031234567, +79031234568, +79031234569' or
    # ['+79031234567', '+79031234568'] or string Mail group slug
    recipient='+79031234567',

    # All *args params will be accessible on template context
    {
        'username': request.user.username,
        'full_name': request.user.get_full_name(),
        'signup_date': request.user.date_joined
    },

    # You can access to all model fields. For m2m and fk fields, you should use module_name
    MyModel.objects.get(pk=1),

    # Optional kwargs:
    # backend='dbmail.backends.tts',
    # provider='dbmail.providers.nexmo.tts',
    # from_email='DBMail'
    # user=User.objects.get(pk=1),
    #
    # language='ru',
    #
    # queue='default',
    # retry_delay=300,
    # max_retries=3,
    # retry=True,
    # time_limit=30,
    # send_after=60,
    #
    # use_celery=True,
)

Text to speech supported by default provider. But maybe not supported by your provider.

Push notification API

from dbmail import send_db_push


send_db_push(
    # slug which defined on db template
    slug='welcome',

    # recipient can be list, or str separated with comma or simple string
    # '34cc3e5f0d2abf2ca0f9af170bd8cd2372a22f8a' or '34cc3e5f0d2abf2ca0f9af170bd8cd2372a22f8a, 34cc3e5f0d2abf2ca0f9af170bd8cd2372a22f8b' or
    # ['34cc3e5f0d2abf2ca0f9af170bd8cd2372a22f8a', '34cc3e5f0d2abf2ca0f9af170bd8cd2372a22f8b'] or string Mail group slug
    recipient='34cc3e5f0d2abf2ca0f9af170bd8cd2372a22f8c',

    # All *args params will be accessible on template context
    {
        'username': request.user.username,
        'full_name': request.user.get_full_name(),
        'signup_date': request.user.date_joined
    },

    # You can access to all model fields. For m2m and fk fields, you should use module_name
    MyModel.objects.get(pk=1),

    # Optional kwargs:
    # backend='dbmail.backends.push',
    # provider='dbmail.providers.prowl.push',
    # event='Server is down!',
    # from_email='ConsoleApp'
    # user=User.objects.get(pk=1),
    #
    # language='ru',
    #
    # queue='default',
    # retry_delay=300,
    # max_retries=3,
    # retry=True,
    # time_limit=30,
    # send_after=60,
    #
    # use_celery=True,
)

DBMail Backends

By default django-dbmail used 4 built-in backends (Mail/Sms/Tts/Push). But nothing prevents to write your own backend to work with all that you want.

DBMail Providers

Battery have some built-in providers for most popular services, which will be used without any dependencies with built-in backends.

Push notifications for mobile apps:

• Apple APNs/APNs2
• Google GCM
• Microsoft Tile/Toast/Raw
• BoxCar
• Parse

Browser notifications:

• GCM (Desktop: Google Chrome, FireFox; Mobile: Google Chrome on Android)
• APNs (Desktop: Safari)
• Centrifugo
• PubNub
• BoxCar
• PushAll

Notifications for team:

• Slack/Mattermost
• Boxcar
• Prowl
• Pushover
• PushAll

SMS notifications:

• Nexmo
• Twilio
• IQsms
• SmsAero
• SmsBliss

Mail notifications:

• SendinBlue
• Any, which designed as django email backend

You can find providers settings on docs.

Demo installation

Docker

$ git clone --depth 1 -b master https://github.com/LPgenerator/django-db-mailer.git db-mailer
$ cd db-mailer
$ docker build -t dbmail .
$ docker run -it -d -p 8000:8000 --name dbmail dbmail
$ docker exec -i -t dbmail /bin/bash
$ cd /mailer/

Vagrant

$ git clone --depth 1 -b master https://github.com/LPgenerator/django-db-mailer.git db-mailer
$ cd db-mailer
$ vagrant up --provider virtualbox
$ vagrant ssh
$ cd /mailer/

OS X/Linux

$ sudo apt-get install -y virtualenvwrapper redis-server git python-dev libxml2-dev libxslt-dev zlib1g-dev || brew install pyenv-virtualenvwrapper redis git
$ source /usr/share/virtualenvwrapper/virtualenvwrapper.sh || source /usr/local/bin/virtualenvwrapper.sh
$ mkvirtualenv db-mailer
$ workon db-mailer
$ git clone --depth 1 https://github.com/LPgenerator/django-db-mailer.git db-mailer
$ cd db-mailer
$ python setup.py develop
$ cd demo
$ pip install -r requirements.txt
$ python manage.py migrate --noinput
$ python manage.py createsuperuser --username admin --email admin@local.host
$ redis-server >& /dev/null &
$ python manage.py runserver >& /dev/null &
$ python manage.py celeryd -Q default >& /dev/null &

Open Shell:

$ python manage.py shell_plus --print-sql

Create new template:

from dbmail.models import MailTemplate
from dbmail import send_db_mail

MailTemplate.objects.create(
    name="Site welcome template",
    subject="Welcome",
    message="Welcome to our site. We are glad to see you.",
    slug="welcome",
    is_html=False,
)

Try to send test email with created template (without celery):

send_db_mail('welcome', 'user@example.com', use_celery=False)

Send email using celery:

send_db_mail('welcome', 'user@example.com')

Check mail logs:

from pprint import pprint
from django.forms.models import model_to_dict
from dbmail.models import MailLog

pprint([model_to_dict(obj) for obj in MailLog.objects.all()])

Open app in browser (login and password is admin/admin):

$ xdg-open http://127.0.0.1:8000/admin/dbmail/ >& /dev/null || open http://127.0.0.1:8000/admin/dbmail/ >& /dev/null

Additional information

Revision

For support template reversion, you can install django-reversion. Find information about compatibility with your Django versions here.

Editor

To enable editor, you may install and configure django-tinymce or django-ckeditor app.

Theme

django-db-mailer supported from box django-grappelli and django-suit skin. Information about compatibility available here.

Queue

Install and configure django-celery for background message sending with priorities. You can find celery settings examples on demo project. We recommended to use django-celery-mon with django-celery for monitoring celery and supervisor processes.

Premailer

For turns CSS blocks into style attributes, you can install premailer from PyPi.

Translation

For use different language on your mail templates, install django-modeltranslation or grappelli-modeltranslation. Add into settings.py:

MODELTRANSLATION_DEFAULT_LANGUAGE = 'en'
MODELTRANSLATION_LANGUAGES = ('ru', 'en')
MODELTRANSLATION_TRANSLATION_FILES = (
    'dbmail.translation',
)
INSTALLED_APPS = ('modeltranslation',) + INSTALLED_APPS
# INSTALLED_APPS = ('grappelli', 'grappelli_modeltranslation', 'modeltranslation',) + INSTALLED_APPS

Update dbmail fields:

$ ./manage.py sync_translation_fields --noinput

Postmark Django Backend

Install python-postmark app via pip. Configure your settings:

POSTMARK_API_KEY = ''
POSTMARK_SENDER = 'noreply@example.com'
POSTMARK_TEST_MODE = False
EMAIL_BACKEND = 'postmark.django_backend.EmailBackend'

Amazon's Simple Email Service Django Backend

Install django-ses app via pip. Configure your settings:

EMAIL_BACKEND = 'django_ses.SESBackend'

# These are optional -- if they're set as environment variables they won't
# need to be set here as well
AWS_ACCESS_KEY_ID = 'YOUR-ACCESS-KEY-ID'
AWS_SECRET_ACCESS_KEY = 'YOUR-SECRET-ACCESS-KEY'

# Additionally, you can specify an optional region, like so:
AWS_SES_REGION_NAME = 'us-east-1'
AWS_SES_REGION_ENDPOINT = 'email.us-east-1.amazonaws.com'

Note: You can use any backends designed as django email backend

Tracking

$ pip install httpagentparser django-ipware geoip2

For track information about user, or about mail is read, you must be enable logging, and enable tracking on settings.

If you use Django 1.8, you should install geoip package instead of geoip2.

MJML

MJML is a markup language designed to reduce the pain of coding a responsive email. Install django-mjml app via pip and mjml via npm. And configure your settings:

INSTALLED_APPS = (
  ...,
  'mjml',
)

Older versions

Very simple version of this app, available here. That version do not include celery settings, bcc, api, mail settings, signals, mail groups and model browser.

Notes

All app features available only with django-celery and with Redis.

$ pip install redis hiredis django-celery

External API usage

from dbmail.models import ApiKey

ApiKey.objects.create(name='Test', api_key='ZzriUzE')

$ pip install httpie
$ http -f POST http://127.0.0.1:8000/dbmail/api/ api_key=ZzriUzE slug=welcome recipient=root@local.host data='{"name": "Ivan", "age": 20}'
    or
$ apt-get install curl || brew install curl
$ curl -X POST http://127.0.0.1:8000/dbmail/api/ --data 'api_key=ZzriUzE&slug=welcome&recipient=root@local.host&backend=mail'

API bandwidth is 1k+ rps on i7 2.3GHz

Responsive transactional HTML email templates

Fixtures with Base transactional HTML email templates was added into dbmail fixtures. This templates was optimized for desktop clients, web clients, mobile clients, various devices, various providers. Thanks for Mailgun Team. You can use it as default basic templates on your project.

python manage.py load_dbmail_base_templates

Publications

• Установка и использование с примерами на русском.
• Completely installation and usage with examples. Translated by Google.

Screenshots

Compatibility

• Python: 2.7, pypy2.7, 3.4, 3.5, 3.6, 3.7, pypy3.5
• Django: 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 1.10, 1.11, 2.0, 2.1