v0.2

Vote Answers

Author: Arjun

db.sqlite3

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('qa', '0007_answer_pub_date'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='answer',
+            name='votes',
+            field=models.IntegerField(default=0),
+            preserve_default=True,
+        ),
+    ]

qa/migrations/0008_answer_votes.py

@@ -34,6 +34,7 @@ def __unicode__(self):
 class Answer(models.Model):
     question = models.ForeignKey(Question)
     answer_text = models.CharField(max_length=200)
+    votes = models.IntegerField(default=0)
     pub_date = models.DateTimeField('date published')
     user_data = models.ForeignKey(UserProfile)
     def __str__(self):

qa/migrations/0008_answer_votes.pyc

@@ -3,27 +3,59 @@
 {% bootstrap_css %}
 {% bootstrap_javascript %}
 
+<link href='http://fonts.googleapis.com/css?family=Lobster' rel='stylesheet' type='text/css'>
+
+<style>
+cool {
+  font-family: 'Lobster', cursive;
+}
+</style>
+
 <div class="container">
 <div class="page-header">
   <h1><a href="/">Simple QA </a><small>Open Questions</small></h1>
 </div>
 
 <div class="jumbotron">
-  <h2>Q: {{ question.question_text }}</h2>
+  <p class="pull-right">{{ question.pub_date }}</p>
+  <h2><cool>Q: {{ question.question_text }}</cool></h2>
   <p><a class="btn btn-primary btn-sm pull-right" href="/answer/{{ question.id }}" role="button">Answer this Question!</a></p>
 </div>
 
-{% if question.answer_set.count %}
+{% if answers %}
 <div class="panel panel-success">
   <div class="panel-heading">
-    <h3 class="panel-title">There are {{ question.answer_set.count }} Answers</h3>
+    <h3 class="panel-title">There are {{ answers.count }} Answers</h3>
   </div>
   <div class="panel-body">
-    {% for answer in question.answer_set.all %}
-    <div class="alert alert-info" role="alert">{{ answer.answer_text }}<small class="pull-right">- <b>{{ answer.user_data.user.username }}</b> ({{ answer.pub_date }})</small></div>
+    {% for answer in answers %}
+    <div class="row">
+      {% if user.is_authenticated %}
+      <div class ="col-md-1"><h3><a href="/vote/{{ answer.id }}/{{ question.id }}/0/"><span class="glyphicon glyphicon-plus" aria-hidden="true"></span></a> {{ answer.votes }} <a href="/vote/{{ answer.id }}/{{ question.id }}/1/"><span class="glyphicon glyphicon-minus" aria-hidden="true"></span></a></h3></div>
+      {% endif %}
+      <div class ="col-md-8"><div class="alert alert-info" role="alert">{{ answer.answer_text }}</div></div>
+      <div class ="col-md-3"><p class="pull-right">- <b>{{ answer.user_data.user.username }}</b> ({{ answer.pub_date }})</p></div>
+    </div>
     {% endfor %}
   </div>
 </div>
+
+<div class="pagination">
+  <span class="step-links">
+    {% if answers.has_previous %}
+    <a href="?page={{ answers.previous_page_number }}">previous</a>
+    {% endif %}
+
+    <span class="current">
+      Page {{ answers.number }} of {{ answers.paginator.num_pages }}.
+    </span>
+
+    {% if answers.has_next %}
+    <a href="?page={{ answers.next_page_number }}">next</a>
+    {% endif %}
+  </span>
+</div>
+
 {% else %}
 <center><p>This question is still open, <a href="/answer/{{ question.id }}" role="button">Write answer!</a></p></center>
 {% endif %}

qa/models.py

@@ -3,6 +3,15 @@
 {% bootstrap_css %}
 {% bootstrap_javascript %}
 
+<link href='http://fonts.googleapis.com/css?family=Roboto:300' rel='stylesheet' type='text/css'>
+
+<style>
+.ques {
+  font-family: 'Roboto', sans-serif;
+  font-size: 25px;
+}
+</style>
+
 <div class="container">
 <div class="page-header">
   <a class="btn btn-danger pull-right" href="/add/">Ask Question</a><h1><a href="/">Simple QA </a><small>Open Questions</small></h1>
@@ -11,7 +20,7 @@
 {% if questions %}
 <ul>
   {% for question in questions %}
-  <li><a href="/q/{{ question.id }}/">{{ question.question_text }}</a><small class="pull-right"> {{ question.pub_date}}</small></li>
+  <li><a class="ques" href="/q/{{ question.id }}/">{{ question.question_text }}</a><small class="pull-right"> {{ question.pub_date}}</small></li>
   {% endfor %}
 </ul>
 

qa/models.pyc

@@ -47,9 +47,22 @@ def add(request):
 def detail(request, question_id):
     try:
         question = Question.objects.get(pk=question_id)
+        answer_list = question.answer_set.order_by('-votes')
+
+        paginator = Paginator(answer_list, 10)
+        page = request.GET.get('page')
+        try:
+            answers = paginator.page(page)
+        except PageNotAnInteger:
+            # If page is not an integer, deliver first page.
+            answers = paginator.page(1)
+        except EmptyPage:
+            # If page is out of range (e.g. 9999), deliver last page of results.
+            answers = paginator.page(paginator.num_pages)
+
     except Question.DoesNotExist:
         raise Http404("Question does not exist")
-    return render(request, 'qa/detail.html', {'question': question})
+    return render(request, 'qa/detail.html', {'answers': answers, 'question': question}, )
 
 def answer(request, question_id):
     try:
@@ -72,13 +85,53 @@ def add_answer(request):
             return render(request, 'qa/answer.html', {'question': question, 'message': 'Empty'})
 
         a = Answer()
+        pub_date = datetime.datetime.now()
         a.answer_text = answer_text
         a.question = question
         a.user_data = user
+        a.pub_date = pub_date
         a.save()
-        return render(request, 'qa/detail.html', {'question': question})
 
-    return render(request, 'qa/answer.html', {'question': question})
+        answer_list = question.answer_set.order_by('-votes')
+
+        paginator = Paginator(answer_list, 10)
+        page = request.GET.get('page')
+        try:
+            answers = paginator.page(page)
+        except PageNotAnInteger:
+            # If page is not an integer, deliver first page.
+            answers = paginator.page(1)
+        except EmptyPage:
+            # If page is out of range (e.g. 9999), deliver last page of results.
+            answers = paginator.page(paginator.num_pages)
+
+        return render(request, 'qa/detail.html', {'question': question, 'answers': answers})
+
+    return render(request, 'qa/detail.html', {'question': question})
+
+def vote(request, answer_id, question_id, op_code):
+    answer = Answer.objects.get(pk=answer_id)
+    if op_code == '0':
+        answer.votes += 1
+    if op_code == '1':
+        answer.votes -= 1
+    answer.save()
+    question = Question.objects.get(pk=question_id)
+
+    answer_list = question.answer_set.order_by('-votes')
+
+    paginator = Paginator(answer_list, 10)
+    page = request.GET.get('page')
+    try:
+        answers = paginator.page(page)
+    except PageNotAnInteger:
+        # If page is not an integer, deliver first page.
+        answers = paginator.page(1)
+    except EmptyPage:
+        # If page is out of range (e.g. 9999), deliver last page of results.
+        answers = paginator.page(paginator.num_pages)
+
+    return render(request, 'qa/detail.html', {'question': question, 'answers': answers})
 
 from qa.forms import UserForm, UserProfileForm
 

qa/templates/qa/detail.html

@@ -11,6 +11,7 @@
     url(r'^admin/', include(admin.site.urls)),
     url(r'^add/$', views.add, name='add'),
     url(r'^answer/$', views.add_answer, name='add_answer'),
+    url(r'^vote/(?P<answer_id>\d+)/(?P<question_id>\d+)/(?P<op_code>\d+)/$', views.vote, name='vote'),
 
     url(r'^register/$', views.register, name='register'),
     url(r'^login/$', views.user_login, name='login'),