FIX #35 and #36: add new event stati canceled and realized

dav_events/workflow.py

@@ -31,6 +31,8 @@ DEFAULT_EVENT_STATI = {
     'published_web': (79, _(u'Veröffentlicht (Web)'), 'success'),
     'published': (80, _(u'Veröffentlicht'), 'success'),
     'expired': (100, _(u'Ausgelaufen'), None),
+    'canceled': (101, _(u'Abgesagt'), 'dav-mandarin'),
+    'realized': (102, _(u'Durchgeführt'), 'dav-lime'),
     'cleared': (110, _(u'Abgerechnet'), 'black'),
 }
 
@@ -216,6 +218,24 @@ class BasicWorkflow(object):
                 valid = False
                 return_code = 'not-accepted'
                 message = u'Event is not accepted.'
+        elif code.startswith('cancel'):
+            if not self.has_reached_status('submitted'):
+                valid = False
+                return_code = 'not-submitted'
+                message = u'Event is not submitted.'
+            elif self.has_reached_status('realized'):
+                valid = False
+                return_code = 'already-realized'
+                message = u'Event was already realized.'
+        elif code.startswith('realize'):
+            if event.first_day <= today:
+                valid = False
+                return_code = 'not-started'
+                message = u'Event has not begun.'
+            elif not self.has_reached_status('accepted'):
+                valid = False
+                return_code = 'not-accepted'
+                message = u'Event is not accepted.'
 
         if callback is not None:
             callback(valid, return_code, message, *args, **kwargs)
@@ -400,6 +420,16 @@ class BasicWorkflow(object):
                     email = emails.EventToPublishFacebookMail(recipient=recipient, event=event, editor=updater,
                                                               confirm_publication_action=action)
                     email.send()
+        elif flag.status.code == 'canceled':
+            # Who should be informed about the cancelation?
+            recipients = [event.owner]
+            recipients += get_users_by_role('manager_super')
+            recipients += get_users_by_role('office')
+
+            for recipient in recipients:
+                if recipient.email and recipient.email != updater.email:
+                    email = emails.EventCanceledMail(recipient=recipient, event=event, editor=updater)
+                    email.send()
 
     #
     # Permissions
@@ -432,6 +462,16 @@ class BasicWorkflow(object):
         elif permission == 'publish':
             if has_role(user, 'publisher'):
                 return True
+        elif permission == 'cancel':
+            if user == event.owner:
+                return True
+            if has_role(user, 'manager_super'):
+                return True
+            if has_role(user, 'office'):
+                return True
+        elif permission == 'realize':
+            if user == event.owner:
+                return True
         elif permission == 'clear':
             if has_role(user, 'manager_super'):
                 return True