http://luc.lino-framework.org/blog/2018/1129.html

lino_tera/lib/cal/__init__.py

@@ -18,7 +18,7 @@
 
 class Plugin(Plugin):
 
-    extends_models = ['Event', 'Guest']
+    extends_models = ['Event', 'Guest', 'GuestRole']
 
     def setup_main_menu(self, site, user_type, m):
         super(Plugin, self).setup_main_menu(site, user_type, m)

lino_tera/lib/cal/models.py

@@ -168,8 +168,15 @@ def force_guest_states(self):
 #     ref name id
 #     cal.GuestsByRole #courses.EnrolmentsByGuestRole
 #     """
-
-
+
+class GuestRole(GuestRole):
+
+    class Meta(GuestRole.Meta):
+        abstract = dd.is_abstract_model(__name__, 'GuestRole')
+
+    is_teacher = dd.BooleanField(dd.plugins.courses.teacher_label, default=False)
+
+
 class Guest(Guest):
 
     class Meta(Guest.Meta):
@@ -230,6 +237,7 @@ class EventInsert(EventInsert):
 
 GuestsByEvent.column_names = 'partner role workflow_buttons amount #payment_mode *'
 
+GuestRoles.column_names = "ref name is_teacher *"
 
 # class MyGuestsPayments(MyGuests):
 

lino_tera/lib/courses/desktop.py

@@ -83,6 +83,16 @@ class EnrolmentsByPupil(EnrolmentsByPupil):
     remark
     request_date user
     """
+from lino.core.actions import ShowInsert
+
+class ShowInsertColleague(ShowInsert):
+    help_text = _("Add a colleague")
+
+    def create_instance(self, ar):
+        obj = super(ShowInsertColleague, self).create_instance(ar)
+        # temporary solution with hard-coded pk:
+        obj.guest_role = rt.models.cal.GuestRole.objects.filter(is_teacher=True).first()
+        return obj
 
 
 class EnrolmentsByCourse(EnrolmentsByCourse):
@@ -100,6 +110,8 @@ class EnrolmentsByCourse(EnrolmentsByCourse):
     # request_date user
     """
 
+    show_insert2 = ShowInsertColleague()
+
 class EnrolmentsAndPaymentsByCourse(Enrolments):
     """Show enrolments of a course together with
     :attr:`payment_info`.
@@ -118,7 +130,7 @@ class EnrolmentsByLifeGroup(EnrolmentsByCourse):
                    'remark ' \
                    'workflow_buttons *'
     insert_layout = """
-    pupil guest_role
+    pupil guest_role  
     # places option
     remark
     # request_date user
@@ -130,7 +142,7 @@ class EnrolmentsByTherapy(EnrolmentsByLifeGroup):
                    'workflow_buttons *'
 
     insert_layout = """
-    pupil guest_role
+    pupil guest_role 
     # places option
     remark
     # request_date user
@@ -271,6 +283,7 @@ class ActivitiesByPartner(Courses):
     master_key = 'partner'
     column_names = "start_date overview workflow_buttons *"
     order_by = ['-start_date']
+    display_mode = "html"
 
 # class ActivitiesByClient(Activities):
 #     master_key = 'client'

lino_tera/lib/tera/fixtures/demo.py

@@ -137,7 +137,7 @@ def enrolments():
 
     attendee = GuestRole(**dd.str2kw('name', _("Attendee")))
     yield attendee
-    colleague = GuestRole(**dd.str2kw('name', _("Colleague")))
+    colleague = GuestRole(**dd.str2kw('name', _("Colleague"), is_teacher=True))
     yield colleague
 
     ind_et = EventType(