replace multiselectfield with radio buttons

jdav_web/members/admin.py

@@ -53,6 +53,9 @@ class MemberListAdminForm(forms.ModelForm):
     difficulty = TypedChoiceField(MemberList.difficulty_choices,
                                   widget=RadioSelect,
                                   coerce=int)
+    tour_type = TypedChoiceField(MemberList.tour_type_choices,
+                                 widget=RadioSelect,
+                                 coerce=int)
 
     class Meta:
         model = MemberList
@@ -133,7 +136,7 @@ class MemberListAdmin(admin.ModelAdmin):
             tour_type = ''
             for tt in ['Gemeinschaftstour', 'Führungstour', 'Ausbildung']:
                 print(memberlist.tour_type)
-                if tt in memberlist.tour_type:
+                if tt == memberlist.get_tour_type():
                     tour_type += '\\tickedbox ' + tt
                 else:
                     tour_type += '\\checkbox'

jdav_web/members/models.py

@@ -1,11 +1,12 @@
 from datetime import datetime
 import uuid
-from django import forms
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
 from django.utils import timezone
 
-from multiselectfield import MultiSelectField
+GEMEINSCHAFTS_TOUR = 0
+FUEHRUNGS_TOUR = 1
+AUSBILDUNGS_TOUR = 2
 
 
 class ActivityCategory(models.Model):
@@ -118,21 +119,23 @@ class MemberList(models.Model):
     name = models.CharField(verbose_name='Activity', default='',
                             max_length=50)
     place = models.CharField(verbose_name=_('Place'), default='', max_length=50)
-    destination = models.CharField(verbose_name=_('Destination (optional)'), default='', max_length=50, blank=True)
+    destination = models.CharField(verbose_name=_('Destination (optional)'),
+                                   default='', max_length=50, blank=True)
     date = models.DateField(default=datetime.today)
     end = models.DateField(verbose_name=_('End (optional)'), blank=True, default=datetime.today)
-    #comment = models.TextField(_('Comments'), default='', blank=True)
+    # comment = models.TextField(_('Comments'), default='', blank=True)
     groups = models.ManyToManyField(Group)
     jugendleiter = models.ManyToManyField(Member)
-    tour_type_choices = (('Gemeinschaftstour','Gemeinschaftstour'), ('Führungstour', 'Führungstour'),
-                            ('Ausbildung', 'Ausbildung'))
-    tour_type = MultiSelectField(choices=tour_type_choices, default='', max_choices=1)
+    tour_type_choices = ((GEMEINSCHAFTS_TOUR, 'Gemeinschaftstour'),
+                         (FUEHRUNGS_TOUR, 'Führungstour'),
+                         (AUSBILDUNGS_TOUR, 'Ausbildung'))
+    tour_type = models.IntegerField(verbose_name=_('Art der Tour'),
+                                    choices=tour_type_choices)
     activity = models.ManyToManyField(ActivityCategory, default=None)
     difficulty_choices = [(1, _('easy')), (2, _('medium')), (3, _('hard'))]
     difficulty = models.IntegerField(verbose_name=_('Difficulty'),
                                      choices=difficulty_choices)
 
-
     def __str__(self):
         """String represenation"""
         return self.name
@@ -141,6 +144,14 @@ class MemberList(models.Model):
         verbose_name = _('Memberlist')
         verbose_name_plural = _('Memberlists')
 
+    def get_tour_type(self):
+        if self.tour_type == FUEHRUNGS_TOUR:
+            return "Führungstour"
+        elif self.tour_type == AUSBILDUNGS_TOUR:
+            return "Ausbildung"
+        else:
+            return "Gemeinschaftstour"
+
 
 class MemberOnList(models.Model):
     """