tests/admin_pages/test_workflow.py

@@ -2250,6 +2250,45 @@ def test_workflows_backoffice_fields(pub):
     assert workflow.possible_status[0].items[0].fields == [{'field_id': first_field_id, 'value': 'Hello'}]
 
 
+def test_workflows_backoffice_fields_backlinks_to_actions(pub):
+    create_superuser(pub)
+
+    Workflow.wipe()
+    workflow = Workflow(name='foo')
+    workflow.backoffice_fields_formdef = WorkflowBackofficeFieldsFormDef(workflow)
+    workflow.backoffice_fields_formdef.fields = [
+        fields.StringField(id='bo1', varname='bo1', label='bo1 variable'),
+        fields.StringField(id='bo2', varname='bo2', label='bo2 variable'),
+    ]
+    status = workflow.add_status(name='baz')
+    action1 = status.add_action('set-backoffice-fields')
+    action1.fields = [{'field_id': 'bo1', 'value': '1'}]
+    global_action = workflow.add_global_action('Update')
+    action2 = global_action.add_action('set-backoffice-fields')
+    action2.fields = [{'field_id': 'bo1', 'value': '2'}]
+    action3 = global_action.add_action('set-backoffice-fields')
+    action3.label = 'foobar'
+    action3.fields = [{'field_id': 'bo1', 'value': '2'}]
+    workflow.store()
+
+    app = login(get_app(pub))
+    resp = app.get(f'/backoffice/workflows/{workflow.id}/backoffice-fields/fields/bo2/')
+    assert not resp.pyquery('.actions-using-this-field')
+
+    resp = app.get(f'/backoffice/workflows/{workflow.id}/backoffice-fields/fields/bo1/')
+    assert {(x.text, x.attrib['href']) for x in resp.pyquery('.actions-using-this-field a')} == {
+        ('Action in status "baz"', 'http://example.net/backoffice/workflows/1/status/1/items/1/'),
+        (
+            'Action in global action "Update"',
+            'http://example.net/backoffice/workflows/1/global-actions/1/items/1/',
+        ),
+        (
+            '"foobar" action in global action "Update"',
+            'http://example.net/backoffice/workflows/1/global-actions/1/items/2/',
+        ),
+    }
+
+
 def test_workflows_fields_labels(pub):
     create_superuser(pub)
 

wcs/admin/fields.py

@@ -66,6 +66,9 @@ class FieldDefPage(Directory):
         form.add_submit('cancel', _('Cancel'))
         return form
 
+    def get_sidebar(self):
+        return None
+
     def _q_index(self):
         form = self.form()
         redo = False
@@ -89,6 +92,7 @@ class FieldDefPage(Directory):
 
         if redo or not form.get_submit() == 'submit':
             get_response().set_title(self.objectdef.name)
+            get_response().filter['sidebar'] = self.get_sidebar()  # noqa pylint: disable=assignment-from-none
             r = TemplateIO(html=True)
             r += htmltext('<h2 class="field-edit--title">%s</h2>') % misc.ellipsize(
                 self.field.unhtmled_label, 80

wcs/admin/workflows.py

@@ -1132,6 +1132,32 @@ class WorkflowBackofficeFieldDefPage(FieldDefPage):
     section = 'workflows'
     blacklisted_attributes = ['condition']
 
+    def get_sidebar(self):
+        if not self.field.id:
+            return
+        usage_actions = []
+        for action in self.objectdef.workflow.get_all_items():
+            if action.key != 'set-backoffice-fields':
+                continue
+            if any(x.get('field_id') == self.field.id for x in action.fields or []):
+                usage_actions.append(action)
+        if not usage_actions:
+            return
+        r = TemplateIO(html=True)
+        r += htmltext('<div class="actions-using-this-field">')
+        r += htmltext('<h3>%s</h3>') % _('Actions using this field')
+        r += htmltext('<ul>')
+        for action in usage_actions:
+            label = _('"%s" action') % action.label if action.label else _('Action')
+            if isinstance(action.parent, WorkflowGlobalAction):
+                location = _('in global action "%s"') % action.parent.name
+            else:
+                location = _('in status "%s"') % action.parent.name
+            r += htmltext(f'<li><a href="{action.get_admin_url()}">%s %s</a></li>') % (label, location)
+        r += htmltext('</ul>')
+        r += htmltext('<div>')
+        return r.getvalue()
+
     def form(self):
         form = super().form()
         form.remove('prefill')