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"""Alias related views.""" from reversion import revisions as reversion from django.contrib.auth import mixins as auth_mixins from django.contrib.auth.decorators import login_required, permission_required from django.db import IntegrityError from django.shortcuts import render from django.urls import reverse from django.utils.translation import ugettext as _, ungettext from django.views import generic from modoboa.core import signals as core_signals from modoboa.lib.exceptions import Conflict, PermDeniedException from modoboa.lib.web_utils import render_to_json_response from ..forms import AliasForm from ..models import Alias def _validate_alias(request, form, successmsg, callback=None): """Alias validation Common function shared between creation and modification actions. """ if form.is_valid(): try: alias = form.save() except IntegrityError: raise Conflict(_("Alias with this name already exists")) if callback: callback(request.user, alias) return render_to_json_response(successmsg) return render_to_json_response({"form_errors": form.errors}, status=400) def _new_alias(request, title, action, successmsg, tplname="admin/aliasform.html"): core_signals.can_create_object.send( "new_alias", context=request.user, klass=Alias) if request.method == "POST": def callback(user, alias): alias.post_create(user) form = AliasForm(request.user, request.POST) return _validate_alias( request, form, successmsg, callback ) ctx = { "title": title, "action": action, "formid": "aliasform", "action_label": _("Create"), "action_classes": "submit", "form": AliasForm(request.user) } return render(request, tplname, ctx) @login_required @permission_required("admin.add_alias") @reversion.create_revision() def newalias(request): return _new_alias( request, _("New alias"), reverse("admin:alias_add"), _("Alias created") ) @login_required @permission_required("admin.change_alias") @reversion.create_revision() def editalias(request, alid, tplname="admin/aliasform.html"): alias = Alias.objects.get(pk=alid) if not request.user.can_access(alias): raise PermDeniedException if request.method == "POST": successmsg = _("Alias modified") form = AliasForm(request.user, request.POST, instance=alias) return _validate_alias(request, form, successmsg) ctx = { "action": reverse("admin:alias_change", args=[alias.id]), "formid": "aliasform", "title": alias.address, "action_label": _("Update"), "action_classes": "submit", "form": AliasForm(request.user, instance=alias) } return render(request, tplname, ctx) @login_required @permission_required("admin.delete_alias") def delalias(request): selection = request.GET["selection"].split(",") for alid in selection: alias = Alias.objects.get(pk=alid) if not request.user.can_access(alias): raise PermDeniedException alias.delete() msg = ungettext("Alias deleted", "Aliases deleted", len(selection)) return render_to_json_response(msg) class AliasDetailView( auth_mixins.PermissionRequiredMixin, generic.DetailView): """DetailView for Alias.""" model = Alias permission_required = "admin.add_alias" def has_permission(self): """Check object-level access.""" result = super(AliasDetailView, self).has_permission() if not result: return result return self.request.user.can_access(self.get_object()) def get_context_data(self, **kwargs): """Add information to context.""" context = super(AliasDetailView, self).get_context_data(**kwargs) context["selection"] = "identities" return context