backoffice: allow live evaluation even without any submission right (#55229)

tests/backoffice_pages/test_all.py

@@ -3014,6 +3014,45 @@ def test_backoffice_wfedit_and_user_selection_multi_page(pub):
     assert formdef.data_class().get(number31.id).user_id == str(user.id)
 
 
+def test_backoffice_wfedit_and_live_condition(pub):
+    user = create_user(pub)
+    create_environment(pub)
+    formdef = FormDef.get_by_urlname('form-title')
+    formdef.fields[0].varname = 'foo'
+    formdef.fields[1].condition = {'type': 'django', 'value': 'form_var_foo == "test"'}
+    form_class = formdef.data_class()
+
+    number31 = [x for x in form_class.select() if x.data['1'] == 'FOO BAR 30'][0]
+
+    # attach a custom workflow
+    workflow = Workflow(name='wfedit')
+    st1 = workflow.add_status('Status1', number31.status.split('-')[1])
+
+    wfedit = EditableWorkflowStatusItem()
+    wfedit.id = '_wfedit'
+    wfedit.by = [user.roles[0]]
+    st1.items.append(wfedit)
+    wfedit.parent = st1
+    workflow.store()
+
+    formdef.workflow_id = workflow.id
+    formdef.store()
+
+    app = login(get_app(pub))
+
+    resp = app.get('/backoffice/management/form-title/%s/' % number31.id)
+    resp = resp.form.submit('button_wfedit').follow()
+    live_url = resp.html.find('form').attrs['data-live-url']
+    live_resp = app.post(live_url, params=resp.form.submit_fields())
+    assert live_resp.json['result']['1']['visible']
+    assert not live_resp.json['result']['2']['visible']
+
+    resp.form['f1'].value = 'test'
+    live_resp = app.post(live_url, params=resp.form.submit_fields())
+    assert live_resp.json['result']['1']['visible']
+    assert live_resp.json['result']['2']['visible']
+
+
 def test_global_listing(pub):
     if not pub.is_using_postgresql():
         pytest.skip('this requires SQL')

wcs/backoffice/management.py

@@ -1097,6 +1097,7 @@ class ManagementDirectory(Directory):
 class FormPage(Directory):
     _q_exports = [
         '',
+        'live',
         'csv',
         'stats',
         'ods',
@@ -2736,6 +2737,16 @@ class FormPage(Directory):
 
         return FormBackOfficeStatusPage(self.formdef, filled)
 
+    def live(self):
+        return FormBackofficeEditPage(self.formdef.url_name).live()
+
+
+class FormBackofficeEditPage(FormFillPage):
+    def create_form(self, *args, **kwargs):
+        form = super().create_form(*args, **kwargs)
+        form.attrs['data-live-url'] = self.formdef.get_url(backoffice=True) + 'live'
+        return form
+
 
 class FormBackOfficeStatusPage(FormStatusPage):
     _q_exports_orig = [
@@ -2750,7 +2761,7 @@ class FormBackOfficeStatusPage(FormStatusPage):
         ('lateral-block', 'lateral_block'),
         ('user-pending-forms', 'user_pending_forms'),
     ]
-    form_page_class = FormFillPage
+    form_page_class = FormBackofficeEditPage
 
     sidebar_recorded_message = _('The form has been recorded on %(date)s with the number %(number)s.')
     sidebar_recorded_by_agent_message = _(