Merge pull request #66 from Schlabonski/radio-selects

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
@@ -99,11 +102,17 @@ class MemberListAdmin(admin.ModelAdmin):
 
             # open temporary file for table
             with open(media_path(filename_table), 'w+', encoding='utf-8') as f:
+                if memberlist.memberonlist_set.count() == 0:
+                    f.write('{0} & {1} & {2} & {3} \\\\ \n'.format(
+                        'keine Teilnehmer', '-', '-', '-'
+                    ))
                 for memberonlist in memberlist.memberonlist_set.all():
                     # write table of members in latex compatible format
-                    line = '{0} {1} & {2}, {3} & {4} & {5} \\\\ \n'.format(memberonlist.member.prename,
+                    line = '{0} {1} & {2}, {3} & {4} & {5} \\\\ \n'.format(
+                            memberonlist.member.prename,
                             memberonlist.member.lastname, memberonlist.member.street,
-                            memberonlist.member.town, memberonlist.member.phone_number, memberonlist.member.email)
+                            memberonlist.member.town, memberonlist.member.phone_number,
+                            memberonlist.member.email)
                     f.write(line)
 
             # copy and adapt latex memberlist template
@@ -133,7 +142,7 @@ 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'
@@ -206,11 +215,17 @@ class MemberListAdmin(admin.ModelAdmin):
 
             table_qualities = ""
             for activity in activities:
+                skill_avg = 0 if len(skills[activity]) == 0 else\
+                    sum(skills[activity]) / len(skills[activity])
+                skill_min = 0 if len(skills[activity]) == 0 else\
+                    min(skills[activity])
+                skill_max = 0 if len(skills[activity]) == 0 else\
+                    max(skills[activity])
                 line = '{0} & {1} & {2} & {3} \\\\ \n'.format(
                     activity,
-                    sum(skills[activity]) / len(skills[activity]),
+                    skill_avg,
-                    min(skills[activity]),
+                    skill_min,
-                    max(skills[activity])
+                    skill_max
                     )
                 table_qualities += line
 

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)
     groups = models.ManyToManyField(Group)
     jugendleiter = models.ManyToManyField(Member)
-    tour_type_choices = (('Gemeinschaftstour','Gemeinschaftstour'), ('Führungstour', 'Führungstour'),
+    tour_type_choices = ((GEMEINSCHAFTS_TOUR, 'Gemeinschaftstour'),
-                            ('Ausbildung', 'Ausbildung'))
+                         (FUEHRUNGS_TOUR, 'Führungstour'),
-    tour_type = MultiSelectField(choices=tour_type_choices, default='', max_choices=1)
+                         (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):
     """