From 7e7034436c8fa041953ccee5d0efe690c2d6ce16 Mon Sep 17 00:00:00 2001
From: Xavier Morel <xmo@openerp.com>
Date: Tue, 24 May 2011 15:27:29 +0200
Subject: [PATCH] [FIX] handling of group_by_no_leaf in case where there is no
 group_by field

bzr revid: xmo@openerp.com-20110524132729-6890kfrusn3w3fo0
---
 addons/base/static/src/js/data.js | 20 +++++++++++++-------
 addons/base/static/src/js/list.js | 21 ++++++++++++++-------
 2 files changed, 27 insertions(+), 14 deletions(-)

diff --git a/addons/base/static/src/js/data.js b/addons/base/static/src/js/data.js
index 87c68f7304c..1d2fab9b9bc 100644
--- a/addons/base/static/src/js/data.js
+++ b/addons/base/static/src/js/data.js
@@ -26,7 +26,7 @@ openerp.base.DataGroup =  openerp.base.Controller.extend( /** @lends openerp.bas
      */
     init: function(session, model, domain, context, group_by, level) {
         if (group_by) {
-            if (group_by.length) {
+            if (group_by.length || context['group_by_no_leaf']) {
                 return new openerp.base.ContainerDataGroup(
                         session, model, domain, context, group_by, level);
             } else {
@@ -90,9 +90,15 @@ openerp.base.ContainerDataGroup = openerp.base.DataGroup.extend(
      */
     transform_group: function (group) {
         var field_name = this.group_by[0];
+        // In cases where group_by_no_leaf and no group_by, the result of
+        // read_group has aggregate fields but no __context or __domain.
+        // Create default (empty) values for those so that things don't break
+        var fixed_group = _.extend(
+                {__context: {group_by: []}, __domain: []},
+                group);
 
         var aggregates = {};
-        _(group).each(function (value, key) {
+        _(fixed_group).each(function (value, key) {
             if (key.indexOf('__') === 0
                     || key === field_name
                     || key === field_name + '_count') {
@@ -102,16 +108,16 @@ openerp.base.ContainerDataGroup = openerp.base.DataGroup.extend(
         });
 
         return {
-            __context: group.__context,
-            __domain: group.__domain,
+            __context: fixed_group.__context,
+            __domain: fixed_group.__domain,
 
             grouped_on: field_name,
             // if terminal group (or no group) and group_by_no_leaf => use group.__count
-            length: group[field_name + '_count'] || group.__count,
-            value: group[field_name],
+            length: fixed_group[field_name + '_count'] || fixed_group.__count,
+            value: fixed_group[field_name],
 
             openable: !(this.context['group_by_no_leaf']
-                       && group.__context.group_by.length === 0),
+                       && fixed_group.__context.group_by.length === 0),
 
             aggregates: aggregates
         };
diff --git a/addons/base/static/src/js/list.js b/addons/base/static/src/js/list.js
index ccb64affe55..9b480aae283 100644
--- a/addons/base/static/src/js/list.js
+++ b/addons/base/static/src/js/list.js
@@ -168,7 +168,6 @@ openerp.base.ListView = openerp.base.View.extend( /** @lends openerp.base.ListVi
      * @param {Array} groupby_columns columns the ListView is grouped by
      */
     setup_columns: function (fields, groupby_columns) {
-        var self = this;
         var domain_computer = openerp.base.form.compute_domain;
 
         var noop = function () { return {}; };
@@ -196,7 +195,7 @@ openerp.base.ListView = openerp.base.View.extend( /** @lends openerp.base.ListVi
         this.columns.push.apply(
                 this.columns,
                 _(this.fields_view.arch.children).map(field_to_column));
-        if (groupby_columns && groupby_columns.length) {
+        if (groupby_columns) {
             this.columns.unshift({
                 id: '_group', tag: '', string: "Group", meta: true,
                 attrs_for: function () { return {}; }
@@ -291,6 +290,10 @@ openerp.base.ListView = openerp.base.View.extend( /** @lends openerp.base.ListVi
                 self.session, self.dataset.model,
                 results.domain, results.context,
                 results.group_by);
+
+            if (_.isEmpty(results.group_by) && !results.context['group_by_no_leaf']) {
+                results.group_by = null;
+            }
             self.do_reload(results.group_by).then(function () {
                 self.$element.find('table').append(self.groups.render());
             });
@@ -569,12 +572,16 @@ openerp.base.ListView.Groups = Class.extend( /** @lends openerp.base.ListView.Gr
             placeholder.appendChild($row[0]);
 
 
-            var $group_column = $('<th>')
-                    .text((group.value instanceof Array ? group.value[1] : group.value))
-                    .appendTo($row);
-            if (group.openable) {
+            var $group_column = $('<th>').appendTo($row);
+            if (group.grouped_on) {
+                // Don't fill this if group_by_no_leaf but no group_by
                 $group_column
-                    .prepend('<span class="ui-icon ui-icon-triangle-1-e">');
+                    .text((group.value instanceof Array ? group.value[1] : group.value));
+                if (group.openable) {
+                    // Make openable if not terminal group & group_by_no_leaf
+                    $group_column
+                        .prepend('<span class="ui-icon ui-icon-triangle-1-e">');
+                }
             }
             self.indent($group_column, group.level);
             // count column