def block_nav_btns(self, context, nodes):
obj = getattr(
self.admin_view, 'org_obj', getattr(self.admin_view, 'obj', None))
if obj:
revisionlist_url = self.admin_view.model_admin_url(
'revisionlist', quote(obj.pk))
nodes.append(mark_safe('<a href="%s" class="btn btn-default"><i class="fa fa-time"></i> <span>%s</span></a>' % (revisionlist_url, _(u'History'))))
def get_context(self):
context = super(RevisionListView, self).get_context()
opts = self.opts
action_list = [
{
"revision": version.revision,
"url": self.model_admin_url('revision', quote(version.object_id), version.id),
"version": version
}
for version
in self._order_version_queryset(self.revision_manager.get_for_object_reference(
self.model,
self.obj.pk,
).select_related("revision__user"))
]
context.update({
'title': _('Change history: %s') % force_unicode(self.obj),
'action_list': action_list,
'model_name': capfirst(force_unicode(opts.verbose_name_plural)),
'object': self.obj,
'app_label': opts.app_label,
"changelist_url": self.model_admin_url("changelist"),
"update_url": self.model_admin_url("change", self.obj.pk),
'opts': opts,
})
return context
def block_nav_toggles(self, context, nodes):
obj = getattr(
self.admin_view, 'org_obj', getattr(self.admin_view, 'obj', None))
if obj:
revisionlist_url = self.admin_view.model_admin_url(
'revisionlist', quote(obj.pk))
nodes.append(mark_safe('<a href="%s" class="navbar-toggle pull-right"><i class="fa fa-time"></i></a>' % revisionlist_url))
def post(self, request, object_id, *args, **kwargs):
object_id = unquote(object_id)
self.obj = self.get_object(object_id)
if not self.has_change_permission(self.obj):
raise PermissionDenied
params = self.request.POST
if 'version_a' not in params or 'version_b' not in params:
self.message_user(_("Must select two versions."), 'error')
return self.get_response()
version_a_id = params['version_a']
version_b_id = params['version_b']
if version_a_id == version_b_id:
self.message_user(
_("Please select two different versions."), 'error')
return self.get_response()
version_a = get_object_or_404(Version, pk=version_a_id)
version_b = get_object_or_404(Version, pk=version_b_id)
diffs = []
obj_a, detail_a = self.get_version_object(version_a)
obj_b, detail_b = self.get_version_object(version_b)
for f in (self.opts.fields + self.opts.many_to_many):
if isinstance(f, ForeignObjectRel):
label = f.opts.verbose_name
else:
label = f.verbose_name
value_a = f.value_from_object(obj_a)
value_b = f.value_from_object(obj_b)
is_diff = value_a != value_b
if type(value_a) in (list, tuple) and type(value_b) in (list, tuple) \
and len(value_a) == len(value_b) and is_diff:
is_diff = False
for i in xrange(len(value_a)):
if value_a[i] != value_a[i]:
is_diff = True
break
if type(value_a) is QuerySet and type(value_b) is QuerySet:
is_diff = list(value_a) != list(value_b)
diffs.append((label, detail_a.get_field_result(
f.name).val, detail_b.get_field_result(f.name).val, is_diff))
context = super(RevisionListView, self).get_context()
context.update({
'object': self.obj,
'opts': self.opts,
'version_a': version_a,
'version_b': version_b,
'revision_a_url': self.model_admin_url('revision', quote(version_a.object_id), version_a.id),
'revision_b_url': self.model_admin_url('revision', quote(version_b.object_id), version_b.id),
'diffs': diffs
})
return TemplateResponse(
self.request, self.revision_diff_template or self.get_template_list('views/revision_diff.html'),
context, current_app=self.admin_site.name)
