erp5_research_item: display tasks with undefined items

We generating url to see list of task reports in task report module, we have to use
left joins to find out task reports with no items

bt5/erp5_research_item/SkinTemplateItem/portal_skins/erp5_research_item/ResearchItemModule_callResearchSummaryReport.xml

@@ -91,6 +91,8 @@ for x in result_list:\n
   if aggregate_url:\n
     if aggregate_url.startswith("aggregate"):\n
       item_url = aggregate_url.split("aggregate/")[1]\n
+  if item_url is None:\n
+    item_url = "None"\n
   item_url_set.add(item_url)\n
   person_uid = x.node_uid\n
   person_dict = summary_dict.setdefault(person_uid, {})\n
@@ -116,9 +118,14 @@ if len(summary_dict):\n
     person_kw["source_title"] = person_title_dict[person_uid]\n
     person = portal.person_module.newContent(temp_object=1, **person_kw)\n
     for item_url in summary_dict[person_uid].keys():\n
-      person.edit(**{"%s_column_url" % item_url: \\\n
-                     "%s/task_report_module/view?reset:int=1&default_source_uid=%s&child_aggregate_relative_url=%s&journal_relative_url=journal/%s" % \\\n
-                     (absolute_url, person_uid, item_url, journal)})\n
+      task_report_module_url = "%s/task_report_module/view?reset:int=1&default_source_uid=%s" % (absolute_url, person_uid)\n
+      if item_url == "None":\n
+        task_report_module_url += "&child_aggregate_relative_url=%%3dNULL&left_join_list=child_aggregate_relative_url&journal_relative_url=journal/%s" % \\\n
+                     (journal, )\n
+      else:\n
+        task_report_module_url += "&child_aggregate_relative_url=%s&journal_relative_url=journal/%s" % \\\n
+                     (item_url, journal)\n
+      person.edit(**{"%s_column_url" % item_url: task_report_module_url})\n
     person.setProperty("getColumnUrl", getColumnUrl)\n
     listbox_line_list.append(person)\n
 \n
@@ -130,6 +137,7 @@ item_title_dict = {}\n
 if item_url_set:\n
   for item in portal.portal_catalog(portal_type="Research Item", relative_url=list(item_url_set), select_list=["title","relative_url"]):\n
     item_title_dict[item.relative_url] = item.title\n
+  item_title_dict["None"] = "undefined"\n
 \n
 # define which property to display in columns\n
 column_list = [("source_title", "Worker")]\n

bt5/erp5_research_item/bt/revision

-5
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+6
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