146 lines
5.3 KiB
Python
146 lines
5.3 KiB
Python
from functools import partial
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from django.contrib import admin
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from django.core.mail import send_mass_mail
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from django.shortcuts import render
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from django.utils.translation import ngettext, gettext_lazy as _
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from .. import settings
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from .decorators import action_with_confirmation
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from .forms import SendEmailForm
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class SendEmail(object):
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""" Form wizard for billing orders admin action """
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short_description = _("Send email")
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form = SendEmailForm
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template = 'admin/orchestra/generic_confirmation.html'
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default_from = settings.ORCHESTRA_DEFAULT_SUPPORT_FROM_EMAIL
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__name__ = 'semd_email'
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def __call__(self, modeladmin, request, queryset):
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""" make this monster behave like a function """
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self.modeladmin = modeladmin
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self.queryset = queryset
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self.opts = modeladmin.model._meta
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app_label = self.opts.app_label
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self.context = {
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'action_name': _("Send email"),
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'action_value': self.__name__,
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'opts': self.opts,
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'app_label': app_label,
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'queryset': queryset,
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'action_checkbox_name': admin.helpers.ACTION_CHECKBOX_NAME,
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}
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return self.write_email(request)
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def write_email(self, request):
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if not request.user.is_superuser:
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raise PermissionDenied
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initial={
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'email_from': self.default_from,
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'to': ' '.join(self.get_email_addresses())
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}
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form = self.form(initial=initial)
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if request.POST.get('post'):
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form = self.form(request.POST, initial=initial)
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if form.is_valid():
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options = {
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'email_from': form.cleaned_data['email_from'],
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'extra_to': form.cleaned_data['extra_to'],
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'subject': form.cleaned_data['subject'],
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'message': form.cleaned_data['message'],
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}
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return self.confirm_email(request, **options)
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self.context.update({
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'title': _("Send e-mail to %s") % self.opts.verbose_name_plural,
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'content_title': "",
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'form': form,
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'submit_value': _("Continue"),
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})
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# Display confirmation page
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return render(request, self.template, self.context)
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def get_email_addresses(self):
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return self.queryset.values_list('email', flat=True)
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def confirm_email(self, request, **options):
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email_from = options['email_from']
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extra_to = options['extra_to']
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subject = options['subject']
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message = options['message']
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# The user has already confirmed
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if request.POST.get('post') == 'email_confirmation':
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emails = []
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num = 0
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for email in self.get_email_addresses():
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emails.append((subject, message, email_from, [email]))
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num += 1
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if extra_to:
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emails.append((subject, message, email_from, extra_to))
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send_mass_mail(emails, fail_silently=False)
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msg = ngettext(
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_("Message has been sent to one %s.") % self.opts.verbose_name_plural,
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_("Message has been sent to %i %s.") % (num, self.opts.verbose_name_plural),
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num
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)
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self.modeladmin.message_user(request, msg)
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return None
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form = self.form(initial={
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'email_from': email_from,
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'extra_to': ', '.join(extra_to),
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'subject': subject,
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'message': message
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})
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self.context.update({
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'title': _("Are you sure?"),
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'content_message': _(
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"Are you sure you want to send the following message to the following %s?"
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) % self.opts.verbose_name_plural,
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'display_objects': ["%s (%s)" % (contact, email) for contact, email in zip(self.queryset, self.get_email_addresses())],
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'form': form,
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'subject': subject,
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'message': message,
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'post_value': 'email_confirmation',
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})
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# Display the confirmation page
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return render(request, self.template, self.context)
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def base_disable(modeladmin, request, queryset, disable=True):
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num = 0
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action_name = _("disabled") if disable else _("enabled")
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for obj in queryset:
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obj.disable() if disable else obj.enable()
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modeladmin.log_change(request, obj, action_name.capitalize())
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num += 1
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opts = modeladmin.model._meta
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context = {
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'action_name': action_name,
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'verbose_name': opts.verbose_name,
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'verbose_name_plural': opts.verbose_name_plural,
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'num': num
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}
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msg = ngettext(
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_("Selected %(verbose_name)s and related services has been %(action_name)s.") % context,
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_("%(num)s selected %(verbose_name_plural)s and related services have been %(action_name)s.") % context,
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num)
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modeladmin.message_user(request, msg)
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@action_with_confirmation()
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def disable(modeladmin, request, queryset):
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return base_disable(modeladmin, request, queryset)
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disable.url_name = 'disable'
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disable.short_description = _("Disable")
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@action_with_confirmation()
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def enable(modeladmin, request, queryset):
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return base_disable(modeladmin, request, queryset, disable=False)
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enable.url_name = 'enable'
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enable.short_description = _("Enable")
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