def save_model(self, request, obj, form, change):
if request.POST.get('save_clipboard'):
placeholder_reference = PlaceholderReference.objects.last()
if placeholder_reference:
placeholder = placeholder_reference.placeholder_ref
obj.data = serialize_from_placeholder(placeholder,
self.admin_site)
request.POST = request.POST.copy()
request.POST['_continue'] = True
messages.add_message(
request, messages.INFO,
_("The clipboard's content has been persisted for later."))
if request.POST.get('restore_clipboard'):
request.POST = request.POST.copy()
request.POST['_continue'] = True
messages.add_message(
request, messages.INFO,
_("Persisted content has been restored to the clipboard."))
if request.POST.get('restore_clipboard'):
deserialize_to_clipboard(request, obj.data)
obj.last_accessed_at = now()
super().save_model(request, obj, form, change)
def paste_from_clipboard(self, request, form):
placeholder = form.cleaned_data['placeholder']
language = form.cleaned_data['language']
cascade_clipboard = form.cleaned_data['clipboard']
tree_order = placeholder.get_plugin_tree_order(language)
deserialize_to_clipboard(request, cascade_clipboard.data)
cascade_clipboard.last_accessed_at = now()
cascade_clipboard.save(update_fields=['last_accessed_at'])
# detach plugins from clipboard and reattach them to current placeholder
cb_placeholder_plugin = request.toolbar.clipboard.cmsplugin_set.filter(
plugin_type='PlaceholderPlugin').first()
cb_placeholder_instance, _ = cb_placeholder_plugin.get_plugin_instance(
)
new_plugins = cb_placeholder_instance.placeholder_ref.get_plugins()
new_plugins.update(placeholder=placeholder)
# reorder root plugins in placeholder
root_plugins = placeholder.get_plugins(language).filter(
parent__isnull=True).order_by('changed_date')
for position, plugin in enumerate(root_plugins.iterator()):
plugin.update(position=position)
placeholder.mark_as_dirty(language, clear_cache=False)
# create a list of pasted plugins to be added to the structure view
all_plugins = placeholder.get_plugins(language)
if all_plugins.exists():
new_plugins = placeholder.get_plugins(language).exclude(
pk__in=tree_order)
data = json.loads(
get_plugin_tree_as_json(request, list(new_plugins)))
data['plugin_order'] = tree_order + ['__COPY__']
else:
return render(request, 'cascade/admin/clipboard_reload_page.html')
data['target_placeholder_id'] = placeholder.pk
context = {'structure_data': json.dumps(data)}
return render(request, 'cascade/admin/clipboard_paste_plugins.html',
context)