[IMP] res_roles: improved documentation and views:

- added description field and o2m to wkf transitions
- improved views: tooltips, layout
- added related wkf_id field on transitions to display it in list view
- added basic docstring on check() method

bzr revid: odo@openerp.com-20100820152750-ad5ypnwwxjnzdfn9

bin/addons/base/ir/ir.xml

@@ -606,8 +606,20 @@
             <field name="type">form</field>
             <field name="arch" type="xml">
                 <form string="Role">
-                    <field colspan="4" name="name" select="1"/>
-                    <field colspan="4" name="parent_id"/>
+                    <field name="name" select="1"/>
+                    <field name="parent_id"/>
+                    <separator string="Description" colspan="4"/>
+                    <field name="description" nolabel="1" colspan="4"/>
+                    <separator string="Workflow transitions" colspan="4"/>
+                     <field name="workflow_transition_ids" nolabel="1" colspan="4">
+                        <tree string="Workflow transitions">
+                            <field name="wkf_id"/>
+                            <field name="act_from"/>
+                            <field name="act_to"/>
+                            <field name="signal"/>
+                            <field name="condition"/>
+                        </tree>
+                     </field>
                 </form>
             </field>
         </record>
@@ -619,6 +631,8 @@
             <field name="arch" type="xml">
                 <tree string="Roles">
                     <field name="name"/>
+                    <field name="parent_id"/>
+                    <field name="description"/>
                 </tree>
             </field>
         </record>

bin/addons/base/ir/workflow/workflow.py

@@ -151,6 +151,7 @@ class wkf_transition(osv.osv):
         'condition': fields.char('Condition', required=True, size=128),
         'act_from': fields.many2one('workflow.activity', 'Source Activity', required=True, select=True, ondelete='cascade'),
         'act_to': fields.many2one('workflow.activity', 'Destination Activity', required=True, select=True, ondelete='cascade'),
+        'wkf_id': fields.related('act_from','wkf_id', type='many2one', relation='workflow', string='Workflow', select=True),
     }
     _defaults = {
         'condition': lambda *a: 'True',

bin/addons/base/res/res_user.py

@@ -93,13 +93,19 @@ class roles(osv.osv):
     _name = "res.roles"
     _columns = {
         'name': fields.char('Role Name', size=64, required=True),
-        'parent_id': fields.many2one('res.roles', 'Parent', select=True),
+        'parent_id': fields.many2one('res.roles', 'Parent', select=True,
+            help="The parent role can be used to construct a hierarchy of roles. Parent roles inherit from the roles of their descendants."),
         'child_id': fields.one2many('res.roles', 'parent_id', 'Children'),
         'users': fields.many2many('res.users', 'res_roles_users_rel', 'rid', 'uid', 'Users'),
-    }
-    _defaults = {
+        'description': fields.text('Description', help="Description of this role and where it is relevant in workflows and processes"),
+        'workflow_transition_ids': fields.one2many('workflow.transition', 'role_id', 'Workflow Transitions',
+            help="The workflow transitions associated with this role"),
     }
     def check(self, cr, uid, ids, role_id):
+        """Verifies that the role with id ``role_id`` is granted directly or indirectly to a
+           user that possesses the roles with ids ``ids``. Indirectly means that one of the
+           roles with id in ``ids`` is an ancestor role of the role with id ``role_id``.
+        """
         if role_id in ids:
             return True
         cr.execute('select parent_id from res_roles where id=%s', (role_id,))