Show - Allow submissions to be voted for

LandingPage/static/css/style.css

@@ -139,7 +139,7 @@ a.episode .submission_cnt {
 .submission {
   padding: 10px;
 }
-.submission a {
+.submission a.link {
   font-size: 180%;
   text-decoration: none;
   color: #191919;
@@ -156,6 +156,7 @@ a.episode .submission_cnt {
   border-radius: 5px;
   font-weight: bold;
   cursor: pointer;
+  text-decoration: none;
 }
 .vote-positive {
   background-color: #a4ffa7;

Show/templates/episode.html

@@ -20,10 +20,14 @@
 	<div class="submission-list">
 	{% for sbm in submissions %}
 	<div class="submission{% if sbm.positives < sbm.negatives %} buried{% endif %}">
-		<a href="{{sbm.url}}"><i class="fa fa-fw fa-globe"></i>&nbsp;{{sbm.url}}</a>
-		<div class="vote-btns">
-			<div class="vote-positive"><i class="fa fa-fw fa-thumbs-up"></i>&nbsp;{{sbm.positives}}</div>
-			<div class="vote-negative"><i class="fa fa-fw fa-thumbs-down"></i>&nbsp;{{sbm.negatives}}</div>
+		<a href="{{sbm.url}}" class="link"><i class="fa fa-fw fa-globe"></i>&nbsp;{{sbm.url}}</a>
+		<div class="vote-btns" data-vote-id="{{sbm.id}}">
+			<a href="/show/{{show.abbr}}/vote/{{sbm.id}}/1" class="vote-positive">
+				<i class="fa fa-fw fa-thumbs-up"></i>&nbsp;{{sbm.positives}}
+			</a>
+			<a href="/show/{{show.abbr}}/vote/{{sbm.id}}/0" class="vote-negative">
+				<i class="fa fa-fw fa-thumbs-down"></i>&nbsp;{{sbm.negatives}}
+			</a>
 		</div>
 	</div>
 	{% empty %}

Show/urls.py

@@ -20,5 +20,6 @@ from . import views
 
 urlpatterns = [
     url(r'^$', views.IndexView.as_view()),
-    url(r'^episode/(?P<season>\d{1,4})/(?P<episode>\d{1,4})/?$', views.EpisodeView.as_view())
+    url(r'^episode/(?P<season>\d{1,4})/(?P<episode>\d{1,4})/?$', views.EpisodeView.as_view()),
+    url(r'^vote/(?P<subid>\d+)/(?P<positive>[0-1])/?$', views.SubmissionVoteSubmit.as_view())
 ]

Show/views.py

@@ -8,10 +8,11 @@ from django.http import HttpResponse
 from django.http import HttpResponseRedirect
 from django.db.models import Case, When, Value, IntegerField, Count, F
 
+from LandingPage.models import User
 from LandingPage.models import Show
 from LandingPage.models import Season
 from LandingPage.models import Episode
-from LandingPage.models import Submission
+from LandingPage.models import Submission, SubmissionVote
 
 # Create your views here.
 
@@ -78,3 +79,47 @@ class EpisodeView(TemplateView):
         ctx['submissions'] = submissions
 
         return ctx
+
+# Vote request
+# /show/{{abbr}}/vote/{{submission id}}/{{positive == 1}}
+class SubmissionVoteSubmit(View):
+    def get (self, req, abbreviation, subid, positive):
+        # Check for login status
+        if not req.session['user_id']:
+            r = HttpResponse('<h1>Error</h1><p>You need to be logged in to vote.  Please <a href=/login>log in</a></p>')
+            r.status = 400
+            return r
+
+        user = User.objects.get(user_id=req.session['user_id'])
+
+        # Get the submission from the database
+        submission = Submission.objects.filter(id=subid).first()
+
+        # 404
+        if not submission:
+            raise Http404("Submission does not exist")
+
+        # Prevent voting for own submission
+        if submission.user == user:
+            r = HttpResponse('<h1>Error</h1><p>You cannot vote for your own submission.</p>')
+            r.status = 400
+            return r
+
+        # Allow changing a vote from positive to negative or vice-versa. Delete vote if its a re-vote
+        vote = submission.votes.filter(user=user,submission__id=submission.id).first()
+        if vote:
+            if not vote.positive == (int(positive) == 1):
+                vote.positive = int(positive) == 1
+                vote.save()
+            else:
+                vote.delete()
+        else:
+            new_vote = SubmissionVote(
+                    user=user,
+                    submission=submission,
+                    positive=int(positive) == 1
+                )
+            new_vote.save()
+
+        return HttpResponseRedirect('/show/%s/episode/%d/%d'%(abbreviation, submission.episode.season.number, submission.episode.episode))
+