Implemented like system

counter/models.py

                                          locale='fr'), self.reason)
         else:
             return '%s à %s : %s (%s)' % (self.who, self.counter,
-                                           format_timedelta(
+                                          format_timedelta(
                                               datetime.now() -
                                               self.timestamp.replace(
                                                   tzinfo=None),
     class Meta:
         verbose_name = 'like'
         verbose_name_plural = 'likes'
+        unique_together = ('liker', 'reset')
+
+    def __str__(self):
+        return '%s aime %s' % (self.liker, self.reset)

counter/templates/counterTemplate.html

     <div class="col-md-3">
       <div class="panel panel-primary">
         <div class="panel-heading">
-          <h2 class="panel-title">Dernier seum {% if not counter.lastReset.noSeum %}<span class="badge pull-right">{{ counter.seumCount }}</span>{% endif %}</h2>
+            <form action="{% url 'like' %}" method="POST" name="like{{counter.id}}">
+                {% csrf_token %}
+                <input type="hidden" name="liker" value="{{myCounter.id}}" />
+                <input type="hidden" name="reset" value="{{counter.lastReset.id}}" <h2 class="panel-title" />
+                <input type="hidden" name="redirect" value="{% url 'counter' id_counter=counter.id %}" />
+                <a class="counter-link" href="{% url 'counter' id_counter=counter.id %}">
+                    <b>{{ counter.trigramme }}</b> <small>{{ counter.name }}</small>
+                </a>
+                {% if not counter.lastReset.noSeum %}
+                {% if counter.alreadyLiked %}
+                <span class="pull-right badge">
+                    <span class="glyphicon glyphicon-ok" />&nbsp;{{ counter.likeCount }}
+                </span>
+                {% elif counter.id == myCounter.id %}
+                <span class="pull-right badge">
+                    <span class="glyphicon glyphicon-fire" />&nbsp;{{ counter.likeCount }}
+                </span>
+                {% else %}
+                <a class="pull-right badge" onclick="document.forms['like{{counter.id}}'].submit();">
+                    <span class="glyphicon glyphicon-fire" />&nbsp;{{ counter.likeCount }}
+                </a>
+                {% endif %}
+                {% endif %}
+                </h2>
+            </form>
         </div>
         <div class="seum-counter panel-body" style="height:125px" id="container{{counter.id}}">
           {% if counter.lastReset.noSeum %}
                 <th>Date</th>
                 <th>Motif</th>
                 <th>Fouteur de seum</th>
+                <th>Nombre de likes</th>
               </tr>
             </thead>
             <tbody>
                     {{ reset.who.trigramme }}
                 {% endif %}
                 </td>
+                <td>{{ reset.likeCount }}</td>
               </tr>
               {% endfor %}
             </tbody>

counter/templates/homeTemplate.html

 		<div class="col-sm-6">
 			<div class="panel panel-primary">
 				<div class="panel-heading">
-					<a class="counter-link" href="{% url 'counter' id_counter=myCounter.id %}">
-						<h2 class="panel-title"><b>{{ myCounter.trigramme }}</b> <small>{{ myCounter.name }}</small>
-							{% if not myCounter.lastReset.noSeum %}<span class="pull-right badge">{{ myCounter.seumCount }}</span>{% endif %}
+					<h2 class="panel-title">
+						<a class="counter-link panel-title" href="{% url 'counter' id_counter=myCounter.id %}">
+							<b>{{ myCounter.trigramme }}</b> <small>{{ myCounter.name }}</small>
+						</a>
+						{% if not myCounter.lastReset.noSeum %}
+							<span class="pull-right badge">
+								<span class="glyphicon glyphicon-fire" />&nbsp;{{ myCounter.likeCount }}
+							</span>
+						{% endif %}
 						</h2>
-					</a>
 				</div>
 				<div class="primary-counter panel-body" id="container{{myCounter.id}}">
 					<div style="width:100%;">
 		<div class="col-md-3 col-sm-4 col-lg-2">
 			<div class="panel panel-{{counter.CSSclass}}" style="opacity:{{counter.opacity}}">
 				<div class="panel-heading">
-					<a class="counter-link" href="{% url 'counter' id_counter=counter.id %}">
-						<h2 class="panel-title"><b>{{ counter.trigramme }}</b> <small>{{ counter.name }}</small>
-							{% if not counter.lastReset.noSeum %}<span class="pull-right badge">{{ counter.seumCount }}</span>{% endif %}
+					<form action="{% url 'like' %}" method="POST" name="like{{counter.id}}">
+						{% csrf_token %}
+						<input type="hidden" name="liker" value="{{myCounter.id}}" />
+						<input type="hidden" name="redirect" value="{% url 'counter' id_counter=counter.id %}" />
+						<input type="hidden" name="reset" value="{{counter.lastReset.id}}" />
+						<h2 class="panel-title">
+							<a class="counter-link" href="{% url 'counter' id_counter=counter.id %}">
+								<b>{{ counter.trigramme }}</b> <small>{{ counter.name }}</small>
+							</a>
+							{% if not counter.lastReset.noSeum %}
+							{% if counter.alreadyLiked %}
+							<span class="pull-right badge">
+								<span class="glyphicon glyphicon-ok" />&nbsp;{{ counter.likeCount }}
+							</span>
+							{% else %}
+							<a class="pull-right badge" onclick="document.forms['like{{counter.id}}'].submit();">
+								<span class="glyphicon glyphicon-fire" />&nbsp;{{ counter.likeCount }}
+							</a>
+							{% endif %}
+							{% endif %}
 						</h2>
-					</a>
+					</form>
 				</div>
 				<div class="seum-counter panel-body">
 					{% if counter.lastReset.noSeum %}

counter/urls.py

 from . import views
 
 urlpatterns = [
-    url(r'^$', views.home, name="home"),
-    url(r'^reset-counter/$', views.resetCounter, name="reset-counter"),
-    url(r'^counter/(?P<id_counter>\d+)/$', views.counter, name="counter"),
+    url(r'^$', views.home, name='home'),
+    url(r'^reset-counter/$', views.resetCounter, name='reset-counter'),
+    url(r'^counter/(?P<id_counter>\d+)/$', views.counter, name='counter'),
     url(r'^rss/$', SeumFeed()),
-    url(r'^create_user/$', views.createUser, name="create_user"),
+    url(r'^create_user/$', views.createUser, name='create_user'),
+    url(r'^like/$', views.like, name='like'),
     url(r'^toggle-notif/$', views.toggleEmailNotifications,
-        name="toggle_email_notifications"),
+        name='toggle_email_notifications'),
     url(r'^login/$', auth_views.login,
         {'template_name': 'login.html'},
-        name="login"),
+        name='login'),
     url(r'^logout/$', auth_views.logout_then_login,
         name='logout'),
     url(r'^password/change/$', auth_views.password_change,
         {'template_name': 'passwordChange.html'},
-        name="password_change"),
+        name='password_change'),
     url(r'^password/change/done∕$', auth_views.password_change_done,
         {'template_name': 'passwordChangeDone.html'},
-        name="password_change_done"),
+        name='password_change_done'),
     url(r'^password/reset/$', auth_views.password_reset,
         {'template_name': 'passwordReset.html',
          'email_template_name': 'resetEmail.txt',
          'subject_template_name': 'subjectEmail.txt'},
-        name="password_reset"),
+        name='password_reset'),
     url(r'^password/reset/confirm/(?P<uidb64>[0-9A-Za-z_\-]+)/(?P<token>.+)/$',
         auth_views.password_reset_confirm,
         {'template_name': 'passwordResetConfirm.html'},
-        name="password_reset_confirm"),
+        name='password_reset_confirm'),
     url(r'^password/reset/complete/$',
         auth_views.password_reset_complete,
         {'template_name': 'passwordResetComplete.html'},
-        name="password_reset_complete"),
+        name='password_reset_complete'),
     url(r'^password/reset/done/$',
         auth_views.password_reset_done,
         {'template_name': 'passwordResetDone.html'},
-        name="password_reset_done"),
+        name='password_reset_done'),
     url(r'^', RedirectView.as_view(pattern_name='home')),
 ]

counter/views.py

 from django.shortcuts import render
-from counter.models import Counter, Reset
+from counter.models import Counter, Reset, Like
 from django.contrib.auth.models import User
 from babel.dates import format_timedelta, format_datetime
 from datetime import datetime, timedelta
                 myCounter.lastReset.selfSeum = False
             myCounter.lastReset.delta = datetime.now(
             ) - myCounter.lastReset.timestamp.replace(tzinfo=None)
-            myCounter.seumCount = Reset.objects.filter(
-                counter=myCounter).count()
+            myCounter.likeCount = Like.objects.filter(
+                reset=myCounter.lastReset).count()
         myCounter.lastReset.formatted_delta = format_timedelta(
             myCounter.lastReset.delta, locale='fr', threshold=1)
     except Counter.DoesNotExist:
     # Building data for counters display
     counters = Counter.objects.all()
     for counter in counters:
-        #Only the last reset is displayed
+        # Only the last reset is displayed
         lastReset = Reset.objects.filter(
             counter=counter).order_by('-timestamp')
         if (lastReset.count() == 0):  # This person never had the seum
             counter.opacity = 0.4 + 0.6 * \
                 math.exp(-(counter.lastReset.delta.total_seconds()) /
                          (7 * 24 * 3600))
-            # Computing the total number of resets for this counter
-            counter.seumCount = Reset.objects.filter(
-                counter=counter).count()
+            # Computing the total number of likes for this counter
+            counter.likeCount = Like.objects.filter(
+                reset=counter.lastReset).count()
+            counter.alreadyLiked = (Like.objects.filter(
+                reset=counter.lastReset, liker=myCounter).exists())
+
         counter.lastReset.formatted_delta = format_timedelta(
             counter.lastReset.delta, locale='fr', threshold=1)
         counter.isHidden = "hidden"
         seumFrequency = format_timedelta((
             datetime.now() - firstReset.timestamp.replace(tzinfo=None)) /
             counter.seumCount, locale='fr', threshold=1)
+        counter.alreadyLiked = (Like.objects.filter(
+            reset=counter.lastReset, liker=myCounter).exists())
+        counter.likeCount = Like.objects.filter(
+            reset=counter.lastReset).count()
 
     for reset in resets:
         if (reset.who is None or
         reset.date = format_datetime(
             reset.timestamp, locale='fr',
             format="dd/MM/Y HH:mm")
+        reset.likeCount = Like.objects.filter(reset=reset).count()
+
     # Timeline graph
     # Data pre-processing
     if not counter.lastReset.noSeum:
     counter.email_notifications = not counter.email_notifications
     counter.save()
     return HttpResponseRedirect(reverse('home'))
+
+
+@login_required
+def like(request):
+    if (request.method == 'POST'):
+        # create a form instance and populate it with data from the request:
+        data = dict(request.POST)
+        liker = Counter.objects.get(pk=data['liker'][0])
+        reset = Reset.objects.get(pk=data['reset'][0])
+        like = Like()
+        like.liker = liker
+        like.reset = reset
+        like.save()
+    return HttpResponseRedirect(data['redirect'][0])