implements klettertreff basic model

jdav_web/members/admin.py

@@ -9,11 +9,13 @@ from django.http import HttpResponse
 from wsgiref.util import FileWrapper
 from django import forms
 from django.contrib import admin
+from django.contrib.admin import DateFieldListFilter
 from django.utils.translation import ugettext_lazy as translate
 from django.db.models import TextField
 from django.forms import Textarea
 
-from .models import Member, Group, MemberList, MemberOnList
+from .models import (Member, Group, MemberList, MemberOnList, Klettertreff,
+        KlettertreffAttendee)
 
 
 # Register your models here.
@@ -52,6 +54,9 @@ class MemberListAdmin(admin.ModelAdmin):
     actions = ['convert_to_pdf']
     inlines = [MemberOnListInline]
 
+    def __init__(self, *args, **kwargs):
+        super(MemberListAdmin, self).__init__(*args, **kwargs)
+
     def convert_to_pdf(self, request, queryset):
         """Converts a member list to pdf.
 
@@ -113,10 +118,33 @@ class MemberListAdmin(admin.ModelAdmin):
             # provide the user with the resulting pdf file
             with open('media/memberlists/'+filename_pdf, 'rb') as pdf:
                 response = HttpResponse(FileWrapper(pdf))#, content='application/pdf')
+                response['Content-Type'] = 'application/pdf'
                 response['Content-Disposition'] = 'attachment; filename='+filename_pdf
 
             return response
 
+class KlettertreffAdminForm(forms.ModelForm):
+    class Meta:
+        model = Klettertreff
+        exclude = []
+
+    def __init__(self, *args, **kwargs):
+        super(KlettertreffAdminForm, self).__init__(*args, **kwargs)
+        self.fields['jugendleiter'].queryset = Member.objects.filter(group__name='Jugendleiter')
+
+class KlettertreffAttendeeInline(admin.StackedInline):
+
+    model = KlettertreffAttendee
+    extra = 0
+
+class KlettertreffAdmin(admin.ModelAdmin):
+    form = KlettertreffAdminForm
+    exclude = []
+    inlines = [KlettertreffAttendeeInline]
+    list_display = ['__str__', 'date', 'get_jugendleiter']
+    list_filter = [('date', DateFieldListFilter)]
+
 admin.site.register(Member, MemberAdmin)
 admin.site.register(Group, GroupAdmin)
 admin.site.register(MemberList, MemberListAdmin)
+admin.site.register(Klettertreff, KlettertreffAdmin)

jdav_web/members/models.py

@@ -63,3 +63,30 @@ class MemberOnList(models.Model):
     member = models.ForeignKey(Member)
     memberlist = models.ForeignKey(MemberList)
     comments = models.TextField(_('Comment'), default='')
+
+
+class Klettertreff(models.Model):
+    """ This model represents a Klettertreff event.
+
+    A Klettertreff can take a date, location, Jugendleiter, attending members as
+    input.
+    """
+    date = models.DateField(_('Date'), default=datetime.today)
+    location = models.CharField(_('Location'), default='', max_length=60)
+    jugendleiter = models.ManyToManyField(Member)
+    
+    def __str__(self):
+        return self.location + ' ' + self.date.strftime('%d.%m.%Y')
+
+    def get_jugendleiter(self):
+        jl_string = ''.join(j.name + ',\n' for j in self.jugendleiter.all())
+        jl_string = jl_string[:-2]
+        return jl_string
+
+    get_jugendleiter.short_description = _('Jugendleiter')
+
+class KlettertreffAttendee(models.Model):
+    """Connects members to Klettertreffs."""
+    member = models.ForeignKey(Member)
+    klettertreff = models.ForeignKey(Klettertreff)
+