Move QSO no validation into model

The check disallowed having a QSO with any callsign that is also a
reference. Obviously the user should also be able to log this kind
of QSO, even if it might not make sense. We don't judge.

api/admin.py

@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.

api/apps.py

@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class ApiConfig(AppConfig):
+    name = 'api'

api/models.py

@@ -0,0 +1,3 @@
+from django.db import models
+
+# Create your models here.

api/serializers.py

@@ -0,0 +1,98 @@
+from django import forms
+from django.utils import timezone
+from rest_framework import serializers
+
+from contest.models import Contest, Band, Frequency, QSO, EntryCategory, User, ShadowCall, Reference
+from contest.validators import CallLogValidator
+
+
+class ContestSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Contest
+        # FIXME: add callQrg
+        fields = ('id', 'shortName', 'deadline', 'qsoStartTime', 'qsoEndTime', 'callQrg')
+
+
+class BandSerializer(serializers.ModelSerializer):
+    # contest = ContestSerializer()
+
+    class Meta:
+        model = Band
+        fields = ('id', 'name', 'contest')
+
+
+class FrequencySerializer(serializers.ModelSerializer):
+    # band = BandSerializer()
+
+    class Meta:
+        model = Frequency
+        fields = ('id', 'channel', 'qrg', 'band', 'note')
+
+
+class EntryCategorySerializer(serializers.ModelSerializer):
+    class Meta:
+        model = EntryCategory
+        fields = ('id', 'name', 'description')
+
+
+class ReferenceSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Reference
+        fields = ('id', 'name', 'description')
+
+
+class UserSerializer(serializers.ModelSerializer):
+    # ref = ReferenceSerializer()
+    # cat = EntryCategorySerializer()
+
+    class Meta:
+        model = User
+        fields = ('id', 'ref', 'cat', 'location', 'opName', 'regTime', 'dncall', 'qrv2m', 'qrv70cm', 'extra2m70cm')
+        read_only_fields = ('ref', 'location', 'regTime')
+
+    def validate(self, attrs):
+        contest = Contest.get_current_contest()
+        if contest.deadline < timezone.now():
+            raise serializers.ValidationError("The deadline for changing the entry category has passed")
+
+        return attrs
+
+
+class QSOSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = QSO
+        fields = ('id', 'owner', 'time', 'ownNo', 'band', 'call', 'reportTX', 'reportRX', 'refStr', 'remarks')
+        read_only_fields = ('owner',)
+
+    def validate_call(self, value):
+        val = value.strip().upper()
+        try:
+            CallLogValidator()(val)
+        except forms.ValidationError as e:
+            raise serializers.ValidationError({'errors': e.error_list})
+
+        return val
+
+    def validate(self, attrs):
+        ownNo = attrs['ownNo']
+        try:
+            o = QSO.objects.get(owner=self.context['request'].user, ownNo=ownNo)
+            if not (self.instance and self.instance.id and self.instance.id == o.id):
+                raise serializers.ValidationError("You already logged a QSO with the number %s" % ownNo)
+        except QSO.DoesNotExist:
+            pass
+
+        band = attrs.get('band')
+        if band:
+            if band.contest.deadline < timezone.now():
+                raise serializers.ValidationError("The deadline for logging and editing QSOs has passed")
+
+        return attrs
+
+
+class ShadowCallSerializer(serializers.ModelSerializer):
+    ref = ReferenceSerializer()
+
+    class Meta:
+        model = ShadowCall
+        fields = ('id', 'username', 'ref', 'location', 'opName', 'regTime')

api/tests.py

@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.

api/urls.py

@@ -0,0 +1,20 @@
+from django.conf.urls import include, url
+from rest_framework import routers
+
+from .views import ContestViewSet, BandViewSet, FrequencyViewSet, EntryCategoryViewSet, ReferenceViewSet, QSOViewSet, \
+    ShadowCallViewSet, UserProfileViewSet
+
+router = routers.DefaultRouter()
+router.register('contests', ContestViewSet)
+router.register('bands', BandViewSet)
+router.register('frequencies', FrequencyViewSet)
+router.register('entrycategories', EntryCategoryViewSet)
+router.register('references', ReferenceViewSet)
+router.register('qsos', QSOViewSet, basename='qso')
+router.register('shadowcalls', ShadowCallViewSet)
+router.register('profile', UserProfileViewSet, basename='profile')
+
+urlpatterns = [
+    url(r'^', include(router.urls)),
+    url(r'^api-auth/', include('rest_framework.urls', namespace='rest_framework')),
+]

api/views.py

@@ -0,0 +1,84 @@
+from django_filters.rest_framework import DjangoFilterBackend
+from rest_framework import viewsets, generics, filters
+from rest_framework.permissions import IsAuthenticated, IsAdminUser
+from rest_framework.response import Response
+
+from .serializers import ContestSerializer, BandSerializer, FrequencySerializer, EntryCategorySerializer, \
+    ReferenceSerializer, QSOSerializer, ShadowCallSerializer, UserSerializer
+from contest.models import Contest, Band, Frequency, EntryCategory, Reference, QSO, ShadowCall
+
+
+class ContestViewSet(viewsets.ReadOnlyModelViewSet):
+    """
+    Resource to list and view all available contests. Use `current/` to get the current Contest.
+    """
+    queryset = Contest.objects.all()
+    serializer_class = ContestSerializer
+    filterset_fields = ['shortName']
+
+    def get_object(self):
+        lookup_url_kwarg = self.lookup_url_kwarg or self.lookup_field
+        if self.kwargs.get(lookup_url_kwarg) == "current":
+            obj = Contest.get_current_contest()
+            self.check_object_permissions(self.request, obj)
+        else:
+            obj = super(ContestViewSet, self).get_object()
+
+        return obj
+
+
+class BandViewSet(viewsets.ReadOnlyModelViewSet):
+    queryset = Band.objects.all()
+    serializer_class = BandSerializer
+    filterset_fields = ['name', 'contest']
+
+
+class FrequencyViewSet(viewsets.ReadOnlyModelViewSet):
+    queryset = Frequency.objects.all()
+    serializer_class = FrequencySerializer
+    filterset_fields = ['band', 'channel']
+
+
+class EntryCategoryViewSet(viewsets.ReadOnlyModelViewSet):
+    queryset = EntryCategory.objects.all()
+    serializer_class = EntryCategorySerializer
+    filterset_fields = ['name']
+
+
+class ReferenceViewSet(viewsets.ReadOnlyModelViewSet):
+    permission_classes = [IsAdminUser]
+    queryset = Reference.objects.all()
+    serializer_class = ReferenceSerializer
+    filterset_fields = ['name']
+
+
+class QSOViewSet(viewsets.ModelViewSet):
+    permission_classes = [IsAuthenticated]
+    serializer_class = QSOSerializer
+    filterset_fields = ['time', 'ownNo', 'band', 'call', 'refStr']
+
+    def get_queryset(self):
+        return QSO.objects.filter(owner=self.request.user)
+
+    def perform_create(self, serializer):
+        return serializer.save(owner=self.request.user)
+
+
+class UserProfileViewSet(generics.UpdateAPIView, viewsets.GenericViewSet):
+    permission_classes = [IsAuthenticated]
+    serializer_class = UserSerializer
+
+    def list(self, request, format=None):
+        user = request.user
+        serializer = UserSerializer(user)
+        return Response(serializer.data)
+
+    def get_queryset(self):
+        return self.request.user
+
+
+class ShadowCallViewSet(viewsets.ReadOnlyModelViewSet):
+    permission_classes = [IsAdminUser]
+    queryset = ShadowCall.objects.all()
+    serializer_class = ShadowCallSerializer
+    filterset_fields = ['username', 'ref']

clear_contest.py

@@ -1,8 +1,6 @@
 #!/usr/bin/env python
 from __future__ import print_function
 
-import datetime
-
 # prepare environment
 import sys
 sys.path.append("..")
@@ -11,7 +9,11 @@ os.environ.setdefault("DJANGO_SETTINGS_MODULE", "cqtu.settings")
 import django
 django.setup()
 
-confirm = raw_input("Do are you sure you want to clear all contest data? Answer with uppercase YES: ")
+confirm_msg = "Do are you sure you want to clear all contest data? Answer with uppercase YES: "
+try:
+    confirm = raw_input(confirm_msg)
+except NameError:
+    confirm = input(confirm_msg)
 
 if confirm != "YES":
     print("Aborting")

contest/forms.py

@@ -93,8 +93,6 @@ class QSOForm(forms.ModelForm):
 
     def clean_call(self):
         data = self.cleaned_data["call"].upper().strip()
-        if Reference.objects.filter(name=data).count() > 0:
-            raise forms.ValidationError("Reference already exists")
 
         try:
             CallLogValidator()(data)

contest/models.py

@@ -4,7 +4,7 @@ import datetime
 
 from django.db import models
 from django.contrib.auth.models import AbstractUser
-from django.core.validators import RegexValidator
+from django.core.validators import RegexValidator, MinValueValidator, MaxValueValidator
 from django.db.models import Q, signals
 
 from .validators import CallUsernameValidator
@@ -22,6 +22,11 @@ class Contest(models.Model):
     def __str__(self):
         return self.name
 
+    @classmethod
+    def get_current_contest(cls):
+        return cls.objects.get(id=1)
+
+
 class Reference(models.Model):
     name = models.CharField(max_length=20, unique=True, db_index=True)
     description = models.TextField()
@@ -53,7 +58,7 @@ class User(AbstractUser):
 
     location = models.CharField(max_length=128, default="", blank=True)
     opName = models.CharField(max_length=128, default="", blank=True)
-    regTime = models.DateTimeField(null=True, default=None)
+    regTime = models.DateTimeField(null=True, default=None, blank=True)
 
     # because of cbr parsing bug, we sometimes have users who only have 70cm qsos
     # we ignore the band for them when checking QSOs
@@ -141,6 +146,7 @@ class Frequency(models.Model):
         return "Channel %s: %s MHz" % (self.channel, self.qrg)
 
 class QSO(models.Model):
+    MAX_NO_VALUE = 1000000
     reportValidator = RegexValidator("[1-5][1-9]")
 
     class Meta:
@@ -157,8 +163,9 @@ class QSO(models.Model):
     reportTX = models.CharField(max_length=7, default=59, verbose_name='RS-S', validators=[reportValidator])
     reportRX = models.CharField(max_length=7, default=59, verbose_name='RS-R', validators=[reportValidator])
 
-    ownNo = models.IntegerField(verbose_name='No')
+    ownNo = models.IntegerField(verbose_name='No', validators=[MinValueValidator(1), MaxValueValidator(MAX_NO_VALUE)])
-    otherNo = models.IntegerField(verbose_name='No-R', null=True, blank=True)
+    otherNo = models.IntegerField(verbose_name='No-R', null=True, blank=True,
+                                  validators=[MinValueValidator(1), MaxValueValidator(MAX_NO_VALUE)])
 
     refStr = models.CharField(max_length=20, verbose_name="EXC")
     ref = models.ForeignKey(Reference, models.SET_NULL, null=True, blank=True)

contest/validators.py

@@ -25,4 +25,3 @@ class CallLogValidator(validators.RegexValidator):
         'e.g. DL7BST, DN1BER-1, DL/OE1FOO, DN1FTW-1/p'
     )
     flags = re.ASCII if six.PY3 else 0
-

cqtu/settings.py

@@ -41,9 +41,12 @@ INSTALLED_APPS = [
     'django.contrib.messages',
     'django.contrib.staticfiles',
     'crispy_forms',
+    'rest_framework',
+    'django_filters',
 
     # local
     'contest',
+    'api',
 ]
 
 MIDDLEWARE = [
@@ -141,3 +144,7 @@ CRISPY_TEMPLATE_PACK = 'bootstrap3'
 MESSAGE_TAGS = {
     messages.ERROR: 'danger',
 }
+
+REST_FRAMEWORK = {
+    'DEFAULT_FILTER_BACKENDS': ['django_filters.rest_framework.DjangoFilterBackend']
+}

cqtu/urls.py

@@ -34,6 +34,7 @@ urlpatterns = [
     url(r'^logout/$', auth_views.logout, {'next_page': '/'}, name='logout'),
     url(r'^register/$', register, name='register'),
     url(r'^profile/$', profile, name='profile'),
+    url(r'^api/', include('api.urls')),
     #url(r'^register/$', CreateView.as_view(
     #            template_name='registration/register.html',
     #            form_class=CustomUserCreationForm,

requirements.txt

@@ -1,2 +1,4 @@
-Django==1.10
+Django<1.12
 django-crispy-forms
+django-rest-framework
+django-filter

templates/registration/register.html

@@ -10,7 +10,10 @@
 			<div class="panel-body">
 				<p>
 				Please register with your (uppercase) Callsign as Usernames.
-				For DN-Calls, -[0-9] is allowed.
+				For DN-Calls, -[0-9] is allowed (e.g. DN1ABC-2 for the second group).
+				</p>
+                <p>
+                Note: If you are a <strong>Ham/OM/YL</strong> please with your <strong>own</strong> callsign (e.g. DL7DOC). If you are a <strong>SWL</strong>, please use the <strong>DN-Call provided</strong> by your operator.
                 </p>
 				<form method="POST" action="{% url 'register' %}">
 				{% csrf_token %}