misc: fix import of unnamed block field (#73729)

tests/api/test_formdef.py

@@ -1108,3 +1108,50 @@ def test_formdef_import_export_block(pub, admin_user):
 
     new_formdata = formdef.data_class().select()[0]
     assert new_formdata.data == formdata.data
+
+
+def test_formdef_import_export_unnamed_block(pub, admin_user):
+    BlockDef.wipe()
+    block = BlockDef()
+    block.name = 'foobar'
+    block.fields = [
+        fields.StringField(id='1', label='Foo', varname='foo'),
+    ]
+    block.store()
+
+    FormDef.wipe()
+    formdef = FormDef()
+    formdef.name = 'test'
+    formdef.fields = [
+        fields.BlockField(id='0', label='test', type='block:foobar', max_items=3),
+    ]
+    formdef.store()
+
+    formdef.data_class().wipe()
+    formdata = formdef.data_class()()
+    formdata.data = {
+        '0': {
+            'data': [
+                {
+                    '1': 'plop',
+                },
+                {
+                    '1': 'hop',
+                },
+            ],
+            'schema': {'1': 'string'},
+        },
+        '0_display': 'foobar, foobar',
+    }
+    formdata.just_created()
+    formdata.store()
+
+    formdata_export = formdata.get_json_export_dict(include_unnamed_fields=True, include_evolution=False)
+    del formdata_export['receipt_time']
+    del formdata_export['last_update_time']
+    formdef.data_class().wipe()
+
+    app = login(get_app(pub))
+    app.post_json('/api/formdefs/test/submit', formdata_export)
+    new_formdata = formdef.data_class().select()[0]
+    assert new_formdata.data == formdata.data

wcs/api.py

@@ -74,7 +74,9 @@ def posted_json_data_to_formdata_data(formdef, data):
 
     # merge unnamed fields if they exist
     if '_unnamed' in data:
-        data.update(data.pop('_unnamed'))
+        unnamed_data = data.pop('_unnamed')
+        for k in unnamed_data.keys():
+            data[k] = unnamed_data.get('%s_raw' % k, unnamed_data.get(k))  # prefer raw value
 
     # create a temporary formdata so datasources using previous fields in
     # parameters can find their values.