[MERGE] forward port branch 11.0 up to 5a943390f2

addons/project/i18n/project.pot

@@ -1020,6 +1020,12 @@ msgstr ""
 msgid "Ending Date"
 msgstr ""
 
+#. module: project
+#: code:addons/project/models/project.py:556
+#, python-format
+msgid "Error! You cannot create recursive hierarchy of task(s)."
+msgstr ""
+
 #. module: project
 #: sql_constraint:project.project:0
 msgid "Error! project start-date must be lower than project end-date."

addons/project/models/project.py

@@ -641,6 +641,12 @@ class Task(models.Model):
             default['remaining_hours'] = self.planned_hours
         return super(Task, self).copy(default)
 
+    @api.constrains('parent_id')
+    def _check_parent_id(self):
+        for task in self:
+            if not task._check_recursion():
+                raise ValidationError(_('Error! You cannot create recursive hierarchy of task(s).'))
+
     # Override view according to the company definition
     @api.model
     def fields_view_get(self, view_id=None, view_type='form', toolbar=False, submenu=False):
@@ -1002,6 +1008,20 @@ class Task(models.Model):
             'type': 'ir.actions.act_window'
         }
 
+    def action_subtask(self):
+        action = self.env.ref('project.project_task_action_sub_task').read()[0]
+        ctx = self.env.context.copy()
+        ctx.update({
+            'default_parent_id': self.id,
+            'default_project_id': self.env.context.get('project_id', self.project_id.id),
+            'default_name': self.env.context.get('name', self.name) + ':',
+            'default_partner_id': self.env.context.get('partner_id', self.partner_id.id),
+            'search_default_project_id': self.env.context.get('project_id', self.project_id.id),
+        })
+        action['context'] = ctx
+        action['domain'] = [('id', 'child_of', self.id), ('id', '!=', self.id)]
+        return action
+
     # ---------------------------------------------------
     # Rating business
     # ---------------------------------------------------

addons/project/views/project_views.xml

@@ -84,14 +84,6 @@
             <field name="name">Sub-tasks</field>
             <field name="res_model">project.task</field>
             <field name="view_mode">kanban,tree,form,calendar,pivot,graph</field>
-            <field name="domain">[('id', 'child_of', active_id), ('id', '!=', active_id)]</field>
-            <field name="context">
-            {
-                'default_parent_id' : active_id,
-                'default_project_id' : project_id,
-                'default_name' : name + ':',
-            }
-            </field>
             <field name="search_view_id" ref="project.view_task_search_form"/>
         </record>
 
@@ -424,7 +416,7 @@
                     <sheet string="Task">
                     <div class="oe_button_box" name="button_box">
                         <button class="oe_stat_button" icon="fa-tasks" type="object" name="action_open_parent_task" string="Parent Task" attrs="{'invisible' : [('parent_id', '=', False)]}" groups="project.group_subtask_project"/>
-                        <button id="subtask_stat_button" name="%(project_task_action_sub_task)d" type="action" class="oe_stat_button" icon="fa-tasks"
+                        <button name="action_subtask" type="object" class="oe_stat_button" icon="fa-tasks"
                             attrs="{'invisible' : [('parent_id', '!=', False)]}"
                             context="{'project_id': project_id, 'name': name, 'parent_id': id}" groups="project.group_subtask_project">
                             <field string="Sub-tasks" name="subtask_count" widget="statinfo"/>