clone cms with menus, make menus standalone app

cms/test_utils/project/pluginapp/plugins/multiwrap/cms_plugins.py

@@ -0,0 +1,39 @@
+from cms.api import add_plugin
+from cms.plugin_base import CMSPluginBase
+from cms.plugin_pool import plugin_pool
+
+from .forms import MultiWrapForm
+
+
+class MultiWrapPlugin(CMSPluginBase):
+    module = "Multi Wraps"
+    name = "Multi Wrap"
+    render_template = 'pluginapp/multiwrap/multiwrap.html'
+    allow_children = True
+    child_classes = ["WrapPlugin"]
+    form = MultiWrapForm
+
+    def save_model(self, request, obj, form, change):
+        response = super().save_model(
+            request, obj, form, change
+        )
+        for x in range(int(form.cleaned_data['create'])):
+            add_plugin(
+                placeholder=obj.placeholder,
+                plugin_type=WrapPlugin.__name__,
+                language=obj.language,
+                target=obj,
+            )
+        return response
+
+
+class WrapPlugin(CMSPluginBase):
+    module = "Multi Wraps"
+    name = "Wrap"
+    render_template = 'pluginapp/multiwrap/wrap.html'
+    parent_classes = ["MultiWrapPlugin"]
+    allow_children = True
+
+
+plugin_pool.register_plugin(MultiWrapPlugin)
+plugin_pool.register_plugin(WrapPlugin)