Files
mayan-edms/mayan/apps/mailer/workflow_actions.py
Roberto Rosario 744bfefa5c Add workflow email action template support
Signed-off-by: Roberto Rosario <roberto.rosario@mayan-edms.com>
2019-06-27 12:10:31 -04:00

125 lines
4.0 KiB
Python

from __future__ import absolute_import, unicode_literals
import logging
from django.template import Template, Context
from django.utils.translation import ugettext_lazy as _
from mayan.apps.acls.models import AccessControlList
from mayan.apps.document_states.classes import WorkflowAction
from mayan.apps.document_states.exceptions import WorkflowStateActionError
from .models import UserMailer
from .permissions import permission_user_mailer_use
__all__ = ('EmailAction',)
logger = logging.getLogger(__name__)
class EmailAction(WorkflowAction):
fields = {
'mailing_profile': {
'label': _('Mailing profile'),
'class': 'django.forms.ModelChoiceField', 'kwargs': {
'help_text': _('Mailing profile to use when sending the email.'),
'queryset': UserMailer.objects.none(), 'required': True
}
},
'recipient': {
'label': _('Recipient'),
'class': 'django.forms.CharField', 'kwargs': {
'help_text': _(
'Email address of the recipient. Can be multiple addresses '
'separated by comma or semicolon. A template can be used '
'to reference properties of the document.'
),
'required': True
}
},
'subject': {
'label': _('Subject'),
'class': 'django.forms.CharField', 'kwargs': {
'help_text': _(
'Subject of the email. Can be a string or a template.'
),
'required': True
}
},
'body': {
'label': _('Body'),
'class': 'django.forms.CharField', 'kwargs': {
'help_text': _(
'Body of the email to send. Can be a string or a template.'
),
'required': True
}
},
}
field_order = ('mailing_profile', 'recipient', 'subject', 'body')
label = _('Send email')
widgets = {
'body': {
'class': 'django.forms.widgets.Textarea', 'kwargs': {}
}
}
permission = permission_user_mailer_use
def execute(self, context):
try:
recipient = Template(self.form_data['recipient']).render(
context=Context(context)
)
except Exception as exception:
raise WorkflowStateActionError(
_('Recipient template error: %s') % exception
)
else:
logger.debug('Recipient result: %s', recipient)
try:
subject = Template(self.form_data['subject']).render(
context=Context(context)
)
except Exception as exception:
raise WorkflowStateActionError(
_('Subject template error: %s') % exception
)
else:
logger.debug('Subject result: %s', subject)
try:
body = Template(self.form_data['body']).render(
context=Context(context)
)
except Exception as exception:
raise WorkflowStateActionError(
_('Body template error: %s') % exception
)
else:
logger.debug('Body result: %s', body)
user_mailer = self.get_user_mailer()
user_mailer.send(
to=recipient, subject=subject, body=body,
)
def get_form_schema(self, request):
user = request.user
logger.debug('user: %s', user)
queryset = AccessControlList.objects.restrict_queryset(
permission=self.permission, queryset=UserMailer.objects.all(),
user=user
)
self.fields['mailing_profile']['kwargs']['queryset'] = queryset
return {
'field_order': self.field_order,
'fields': self.fields,
'widgets': self.widgets
}
def get_user_mailer(self):
return UserMailer.objects.get(pk=self.form_data['mailing_profile'])