data migration, added Note import.

program/management/commands/importnotes.py

+from django.contrib.auth.models import User
+from django.core.exceptions import ObjectDoesNotExist, MultipleObjectsReturned
+from django.core.management.base import NoArgsCommand
+from django.utils.html import clean_html, strip_tags
+
+import MySQLdb
+
+from program.models import Note, Show, TimeSlot
+
+USER = 'helsinki'
+PASSWD = 'helsinki'
+DB = 'helsinki'
+
+OWNER = User.objects.get(pk=1)
+
+class Command(NoArgsCommand):
+    help = 'Import notes from current program'
+
+    def handle_noargs(self, **options):
+        connection = MySQLdb.connect(user=USER, passwd=PASSWD, db=DB)
+        cursor = connection.cursor()
+
+        cursor.execute("""SELECT n.titel, n.datum, s.titel, n.notiz
+FROM notizen AS n JOIN sendungen AS s ON n.sendung_id=s.id
+WHERE n.sendung_id in (SELECT id FROM sendungen WHERE letzter_termin > current_date) AND n.titel != ''""")
+
+        counter = 0
+        for ntitel, datum, stitel, notiz in cursor.fetchall():
+            ntitel = strip_tags(ntitel.decode('latin1').encode('utf8'))
+            stitel = strip_tags(stitel.decode('latin1').encode('utf8'))
+            notiz = clean_html(notiz.decode('latin1').encode('utf8'))
+            
+            if stitel.endswith('(Wiederholung)'):
+                stitel = stitel[:-15]
+
+            if datum:
+                year, month, day = datum.year, datum.month, datum.day
+                try:
+                    show = Show.objects.get(name=stitel)
+                    
+                    try:
+                        timeslot = TimeSlot.objects.get(programslot__show=show, start__year=year, start__month=month, start__day=day)
+                    except ObjectDoesNotExist:
+                        print 'no timeslot found for sendung "%s" and datum "%s"' % (stitel, datum)
+                    except MultipleObjectsReturned:
+                        print 'multiple timeslots found for sendung "%s" and datum "%s"' % (stitel, datum)
+                    else:
+                        note = Note(timeslot=timeslot, owner=OWNER, title=ntitel, content=notiz)
+                        
+                        try:
+                            note.save()
+                        except:
+                            print 'could not save note "%s" for show "%s"' % (ntitel, stitel)
+                        else:
+                            counter += 1
+                except ObjectDoesNotExist:
+                    print 'show with name "%s" not found' % stitel
+
+        cursor.close()
+        connection.close()
+
+        print '%i notes imported' % counter
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