tailbone/tailbone/views/email.py
Lance Edgar 5836099746 Tweak how email preview is sent, and attempt "to" is displayed
latter only have been changed for the grid view.  preview now is sent
"properly" via the configured mail handler, which also means that an
attempt may be recorded (whereas previously it would not be)
2021-08-16 19:29:48 -05:00

421 lines
12 KiB
Python

# -*- coding: utf-8; -*-
################################################################################
#
# Rattail -- Retail Software Framework
# Copyright © 2010-2021 Lance Edgar
#
# This file is part of Rattail.
#
# Rattail is free software: you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation, either version 3 of the License, or (at your option) any later
# version.
#
# Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# Rattail. If not, see <http://www.gnu.org/licenses/>.
#
################################################################################
"""
Email Views
"""
from __future__ import unicode_literals, absolute_import
import re
import six
from rattail import mail
from rattail.db import api, model
from rattail.config import parse_list
import colander
from deform import widget as dfwidget
from webhelpers2.html import HTML
from tailbone.db import Session
from tailbone.views import View, MasterView
class EmailSettingView(MasterView):
"""
Master view for email admin (settings/preview).
"""
normalized_model_name = 'emailprofile'
model_title = "Email Setting"
model_key = 'key'
url_prefix = '/settings/email'
filterable = False
pageable = False
creatable = False
deletable = False
grid_columns = [
'key',
'prefix',
'subject',
'to',
'enabled',
]
form_fields = [
'key',
'fallback_key',
'description',
'prefix',
'subject',
'sender',
'replyto',
'to',
'cc',
'bcc',
'enabled',
]
def __init__(self, request):
super(EmailSettingView, self).__init__(request)
self.handler = self.get_handler()
def get_handler(self):
app = self.get_rattail_app()
return app.get_mail_handler()
def get_data(self, session=None):
data = []
for email in self.handler.iter_emails():
key = email.key or email.__name__
email = email(self.rattail_config, key)
data.append(self.normalize(email))
return data
def configure_grid(self, g):
g.sorters['key'] = g.make_simple_sorter('key', foldcase=True)
g.sorters['prefix'] = g.make_simple_sorter('prefix', foldcase=True)
g.sorters['subject'] = g.make_simple_sorter('subject', foldcase=True)
g.sorters['enabled'] = g.make_simple_sorter('enabled')
g.set_sort_defaults('key')
g.set_type('enabled', 'boolean')
g.set_link('key')
g.set_link('subject')
# to
g.set_renderer('to', self.render_to_short)
g.sorters['to'] = g.make_simple_sorter('to', foldcase=True)
def render_to_short(self, email, column):
profile = email['_email']
if self.rattail_config.production():
if profile.dynamic_to:
if profile.dynamic_to_help:
return profile.dynamic_to_help
value = email['to']
if not value:
return ""
recips = parse_list(value)
if len(recips) < 3:
return value
return "{}, ...".format(', '.join(recips[:2]))
def normalize(self, email):
def get_recips(type_):
recips = email.get_recips(type_)
if recips:
return ', '.join(recips)
data = email.obtain_sample_data(self.request)
return {
'_email': email,
'key': email.key,
'fallback_key': email.fallback_key,
'description': email.__doc__,
'prefix': email.get_prefix(data, magic=False) or '',
'subject': email.get_subject(data, render=False) or '',
'sender': email.get_sender() or '',
'replyto': email.get_replyto() or '',
'to': get_recips('to') or '',
'cc': get_recips('cc') or '',
'bcc': get_recips('bcc') or '',
'enabled': email.get_enabled(),
}
def get_instance(self):
key = self.request.matchdict['key']
return self.normalize(self.handler.get_email(key))
def get_instance_title(self, email):
return email['_email'].get_complete_subject(render=False)
def editable_instance(self, profile):
if self.rattail_config.demo():
return profile['key'] != 'user_feedback'
return True
def deletable_instance(self, profile):
if self.rattail_config.demo():
return profile['key'] != 'user_feedback'
return True
def configure_form(self, f):
super(EmailSettingView, self).configure_form(f)
profile = f.model_instance['_email']
# key
f.set_readonly('key')
# fallback_key
f.set_readonly('fallback_key')
# description
f.set_readonly('description')
# prefix
f.set_label('prefix', "Subject Prefix")
# subject
f.set_label('subject', "Subject Text")
# sender
f.set_label('sender', "From")
# replyto
f.set_label('replyto', "Reply-To")
# to
f.set_widget('to', dfwidget.TextAreaWidget(cols=60, rows=6))
if self.rattail_config.production():
if profile.dynamic_to:
f.set_readonly('to')
if profile.dynamic_to_help:
f.model_instance['to'] = profile.dynamic_to_help
# cc
f.set_widget('cc', dfwidget.TextAreaWidget(cols=60, rows=2))
# bcc
f.set_widget('bcc', dfwidget.TextAreaWidget(cols=60, rows=2))
# enabled
f.set_type('enabled', 'boolean')
def make_form_schema(self):
return EmailProfileSchema()
def save_edit_form(self, form):
key = self.request.matchdict['key']
data = self.form_deserialized
session = self.Session()
api.save_setting(session, 'rattail.mail.{}.prefix'.format(key), data['prefix'])
api.save_setting(session, 'rattail.mail.{}.subject'.format(key), data['subject'])
api.save_setting(session, 'rattail.mail.{}.from'.format(key), data['sender'])
api.save_setting(session, 'rattail.mail.{}.replyto'.format(key), data['replyto'])
api.save_setting(session, 'rattail.mail.{}.to'.format(key), (data['to'] or '').replace('\n', ', '))
api.save_setting(session, 'rattail.mail.{}.cc'.format(key), (data['cc'] or '').replace('\n', ', '))
api.save_setting(session, 'rattail.mail.{}.bcc'.format(key), (data['bcc'] or '').replace('\n', ', '))
api.save_setting(session, 'rattail.mail.{}.enabled'.format(key), six.text_type(data['enabled']).lower())
return data
def template_kwargs_view(self, **kwargs):
key = self.request.matchdict['key']
kwargs['email'] = self.handler.get_email(key)
return kwargs
# TODO: deprecate / remove this
ProfilesView = EmailSettingView
class RecipientsType(colander.String):
"""
Custom schema type for email recipients. This is used to present the
recipients as a "list" within the text area, i.e. one recipient per line.
Then the list is collapsed to a comma-delimited string for storage.
"""
def serialize(self, node, appstruct):
if appstruct is colander.null:
return colander.null
recips = parse_list(appstruct)
return '\n'.join(recips)
def deserialize(self, node, cstruct):
if cstruct == '' and self.allow_empty:
return ''
if not cstruct:
return colander.null
recips = parse_list(cstruct)
return ', '.join(recips)
class EmailProfileSchema(colander.MappingSchema):
prefix = colander.SchemaNode(colander.String())
subject = colander.SchemaNode(colander.String())
sender = colander.SchemaNode(colander.String())
replyto = colander.SchemaNode(colander.String(), missing='')
to = colander.SchemaNode(RecipientsType())
cc = colander.SchemaNode(RecipientsType(), missing='')
bcc = colander.SchemaNode(RecipientsType(), missing='')
enabled = colander.SchemaNode(colander.Boolean())
class EmailPreview(View):
"""
Lists available email templates, and can show previews of each.
"""
def __init__(self, request):
super(EmailPreview, self).__init__(request)
self.handler = self.get_handler()
def get_handler(self):
app = self.get_rattail_app()
return app.get_mail_handler()
def __call__(self):
# Forms submitted via POST are only used for sending emails.
if self.request.method == 'POST':
self.email_template()
url = self.request.get_referrer(default=self.request.route_url('emailprofiles'))
return self.redirect(url)
# Maybe render a preview?
key = self.request.GET.get('key')
if key:
type_ = self.request.GET.get('type', 'html')
return self.preview_template(key, type_)
assert False, "should not be here"
def email_template(self):
recipient = self.request.POST.get('recipient')
if recipient:
key = self.request.POST.get('email_key')
if key:
email = self.handler.get_email(key)
data = email.obtain_sample_data(self.request)
self.handler.send_message(email, data,
subject_prefix="[PREVIEW] ",
to=[recipient],
cc=None, bcc=None)
self.request.session.flash(
"Preview for '{}' was emailed to {}".format(
key, recipient))
def preview_template(self, key, type_):
email = self.handler.get_email(key)
template = email.get_template(type_)
data = email.obtain_sample_data(self.request)
self.request.response.text = template.render(**data)
if type_ == 'txt':
self.request.response.content_type = str('text/plain')
return self.request.response
@classmethod
def defaults(cls, config):
# email preview
config.add_route('email.preview', '/email/preview/')
config.add_view(cls, route_name='email.preview',
renderer='/email/preview.mako',
permission='emailprofiles.preview')
config.add_tailbone_permission('emailprofiles', 'emailprofiles.preview',
"Send preview email")
class EmailAttemptView(MasterView):
"""
Master view for email attempts.
"""
model_class = model.EmailAttempt
route_prefix = 'email_attempts'
url_prefix = '/email/attempts'
creatable = False
editable = False
deletable = False
labels = {
'status_code': "Status",
}
grid_columns = [
'key',
'sender',
'subject',
'to',
'sent',
'status_code',
]
form_fields = [
'key',
'sender',
'subject',
'to',
'cc',
'bcc',
'sent',
'status_code',
'status_text',
]
def configure_grid(self, g):
super(EmailAttemptView, self).configure_grid(g)
# sent
g.set_sort_defaults('sent', 'desc')
# status_code
g.set_enum('status_code', self.enum.EMAIL_ATTEMPT)
# to
g.set_renderer('to', self.render_to_short)
# links
g.set_link('key')
g.set_link('sender')
g.set_link('subject')
g.set_link('to')
to_pattern = re.compile(r'^\{(.*)\}$')
def render_to_short(self, attempt, column):
value = attempt.to
if not value:
return
match = self.to_pattern.match(value)
if match:
recips = parse_list(match.group(1))
if len(recips) > 2:
recips = recips[:2]
recips.append('...')
recips = [HTML.escape(r) for r in recips]
return ', '.join(recips)
return value
def configure_form(self, f):
super(EmailAttemptView, self).configure_form(f)
# status_code
f.set_enum('status_code', self.enum.EMAIL_ATTEMPT)
def includeme(config):
EmailSettingView.defaults(config)
EmailPreview.defaults(config)
EmailAttemptView.defaults(config)