IR-80: Serialize subressorts with ressorts

Author: wosc

src/zeit/cms/content/browser/sources.py

@@ -75,3 +75,29 @@ class SerializeObjectSource(SerializeContextualSource):
 
     def getId(self, value):
         return self.context.getToken(None, value)
+
+
+class SerializeRessortSource(SerializeContextualSource):
+
+    grok.context(zeit.cms.content.sources.RessortSource)
+
+    def __call__(self):
+        # XXX 90% copy&paste from zeit.web.core.view_json.c1_channeltree()
+        result = []
+        for ressort in self.context._get_tree().xpath('/ressorts/ressort'):
+            item = {
+                'id': ressort.get('name').lower(),
+                'title': ressort.find('title').text
+            }
+            result.append(item)
+
+            children = []
+            for sub in ressort.xpath('subnavigation'):
+                subitem = {
+                    'id': sub.get('name').lower(),
+                    'title': sub.find('title').text
+                }
+                children.append(subitem)
+            if children:
+                item['children'] = children
+        return result

src/zeit/cms/content/browser/tests/test_sources.py

@@ -55,3 +55,14 @@ def test_allows_configuring_short_names(self):
         b.open('http://localhost/@@source?name=product')
         data = json.loads(b.contents)
         self.assertIn({'id': 'ZEDE', 'title': 'Zeit Online'}, data)
+
+    def test_serializes_subressorts(self):
+        b = self.browser
+        b.open('http://localhost/@@source'
+               '?name=zeit.cms.content.sources.RessortSource')
+        data = json.loads(b.contents)
+        row = data[0]
+        self.assertEqual('deutschland', row['id'])
+        self.assertEqual('Deutschland', row['title'])
+        self.assertEqual(4, len(row['children']))
+        self.assertEqual('integration', row['children'][0]['id'])