it's possible to modify and leave team

src/events/forms.py

@@ -9,3 +9,12 @@ class create_team(forms.ModelForm):
     class Meta():
         model = Team
         fields = ('name','password')
+
+class TeamUpdateForm(forms.ModelForm):
+    class Meta:
+        model = Team
+        fields=('name', 'password',)
+    def __init__(self, *args, **kwargs):
+        super(TeamUpdateForm, self).__init__(*args, **kwargs)
+        for key in self.fields:
+            self.fields[key].required = True

src/events/templates/events/create_team.html

@@ -20,6 +20,8 @@
                         <span class="message error-msg">{% trans "Wrong password submited." %}</span>
                         {% elif max == True %}
                         <span class="message error-msg">{% trans "Maximum size reached." %}</span>
+                        {% elif exist == True %}
+                        <span class="message error-msg">{% trans "Name already taken." %}</span>
                         {% endif %}
                     <h2>Create Team</h2>
                     <form method="post" action="{% url 'events:create_team' event_slug=event.slug %}" class="create-team-form">

src/events/templates/events/event_info.html

@@ -108,8 +108,8 @@
   <div class="d-none d-md-block col-10 col-md-3 right-sidebar">
     <ul class="list-group">
       <li class="list-group-item">{{ event.name }}</li>
-      <li class="list-group-item">{% trans "Start at" %} : {{ event.start_date }}</li>
+      <li class="list-group-item">{% trans "Starts at" %} : {{ event.start_date }}</li>
-      <li class="list-group-item">{% trans "End at" %} : {{ event.end_date }}</li>
+      <li class="list-group-item">{% trans "Ends at" %} : {{ event.end_date }}</li>
       {% if ended == False and IsRegistered == False %}
       <form method='POST' action="{% url 'events:subscribe_event' event_slug=event.slug %}">
         {%csrf_token%}
@@ -119,6 +119,16 @@
       </form>
       {% endif %}
     </ul>
+    {% if event.team_size > 1 and IsRegistered == True and ended == False %}
+    <ul class="list-group">
+      <form method='GET' action="{% url 'events:manage_team' event_slug=event.slug %}">
+        {%csrf_token%}
+        <li class="list-group-item">
+          <input class="form-control" type="submit" value="{% trans "Manage my team" %}">
+        </li>
+      </form>
+    </ul>
+    {% endif %}
   </div>
 </div>
 {% endblock %}

src/events/templates/events/manage_team.html

@@ -0,0 +1,59 @@
+{% extends 'base.html' %}
+{% block content %}
+{% load i18n %}
+<div class="row">
+  <div class="col-sm-12 col-md-9">
+    <div class="ctf-block">
+        <a href="{% url 'events:event_info' event_slug=player.event.slug %}">< Back to event</a>
+		<div class="ctf-head">
+			<h3>Edit info</h3>
+		</div>
+        <div class="bloc-body">
+            <div class="col-sm-12 col-md-12 mx-auto">
+				<!-- {{ u_form.non_field_errors }} -->
+				{% if error is not None %}
+					<span class="message error-msg">{{ error }}</span>
+				{% elif success is not None %}
+					<span class="message success-msg">{{ success }}</span>
+				{% endif %}
+				<form method='POST'>
+                    <div class="edit-infos-grp">
+						{%csrf_token%}
+						<label for="{{ p_form.name.id_for_label }}">{% trans "Team name" %} *</label>
+						{{ p_form.name.errors}}
+						{{p_form.name}}
+						</br>
+						<label for="{{ p_form.password.id_for_label }}">{% trans "Team password" %} *</label>
+						{{p_form.password}}
+						</br>
+						<input class="form-control" type="submit" value="{% trans "Apply" %}">
+					</div>
+				</form>
+			</div>
+		</div>
+	</div>
+
+  </div>
+  <div class="d-none d-md-block col-10 col-md-3 right-sidebar">
+    <ul class="list-group">
+        <li class="list-group-item">{{ player.team.name }}</li>
+		<li class="list-group-item">{% trans "Score" %} : {{ player.team.score }}</li>
+		<!-- <li class="list-group-item">{% trans "Rank" %} : {{ rank }}</li> -->
+	</ul>
+    <ul class="list-group">
+        <li class="list-group-item">{% trans "Members" %}</li>
+        {% for p in members %}
+		<li class="list-group-item"><a class="profile_link" href="{% url 'accounts:profile' user_name=p.user.username %}">{{ p.user.username }}</a></li>
+        {% endfor %}
+        <form method='POST' action="{% url 'events:leave_team' event_slug=player.event.slug %}">
+            {%csrf_token%}
+            <li class="list-group-item">
+              <input class="form-control" type="submit" value="{% trans "Leave Team" %}">
+            </li>
+          </form>
+
+	</ul>
+  </div>
+</div>
+{% endblock %}
+

src/events/templates/events/team.html

@@ -4,8 +4,9 @@
 {% load key_value %}
 <div class="row">
   <div class="col-sm-12 col-md-9">
+    <a href="{% url 'events:event_info' event_slug=event.slug %}">< Back to event</a>
     <div>
-		<h4>Challenges Solved by {{ team.name }}</h4>
+		<h4>Challenges Solved by {{ team.name }} - {{ event.name }}</h4>
 		{% if solves%}
 
 	<div class="table table-dark">
@@ -25,7 +26,7 @@
         <tbody>
 					{% for s in solves %}
 					<tr>
-						<th scope="row"><a href="{% url 'ctf' cat_slug=s.ctf.category.slug ctf_slug=s.ctf.slug %}">{{ s.ctf.name }}</a></th>
+						<th scope="row"><a href="{% url 'events:event_chall_info' event_slug=event.slug chall_slug=s.ctf.slug %}">{{ s.ctf.name }}</a></th>
 							<td>{{ s.ctf.category.name}}</td>
 							<td>{{ s.ctf.points }}</td>
 							<td>{{ s.flag_date|date:"Y-m-d H:i:s" }}</td>

src/events/urls.py

@@ -14,4 +14,6 @@ urlpatterns = [
         path('join_team/<str:event_slug>', views.join_team, name='join_team'),
         path('<str:event_slug>/profile/<str:user_name>', views.profile, name='profile'),
         path('<str:event_slug>/team/<str:name>', views.team_info, name='team_info'),
+        path('<str:event_slug>/manage_team', views.manage_team, name='manage_team'),
+        path('<str:event_slug>/leave_team', views.leave_team, name='leave_team'),
 ]

src/events/views.py

@@ -1,13 +1,14 @@
 from django.shortcuts import render, get_object_or_404, redirect
 from django.contrib.auth.decorators import login_required
 from django.contrib.auth.models import timezone
-from .forms import submit_flag
+from .forms import submit_flag, TeamUpdateForm
 from .models import Event, EventPlayer, Team
 from ctfs.models import CTF, CTF_flags, Category
 from django.utils.translation import get_language
 from django.contrib.auth.models import User
 from accounts.models import UserProfileInfo
 from django.db.models import Q
+from django.utils.translation import gettext_lazy as _
 
 def get_description_by_lang(ctf):
 	lang = get_language()
@@ -78,7 +79,10 @@ def event(request, event_slug):
 	if request.GET.get('SubscriptionIsOver'):
 		subisover = True
 	if request.user.is_authenticated:
-		player = EventPlayer.objects.filter(event=event_info, user=request.user)
+		try:
+			player = EventPlayer.objects.get(event=event_info, user=request.user)
+		except:
+			player = None
 		if player:
 			IsRegistered = True
 	if event_info.password:
@@ -86,6 +90,8 @@ def event(request, event_slug):
 			if request.user.is_staff is False:
 				if not player:
 					return render(request, 'events/event_pwd.html', {'event' : event_info, 'logged': True, 'wrongpwd': wrongpwd, 'alreadyregistered': alreadyregistered})
+				elif not player.team and event_info.team_size > 1:
+					return render(request, 'events/create_team.html', {'event' : event_info, 'logged': True, 'wrongpwd': False, 'registered' : True, 'notexist' : False})
 		else:
 			return render(request, 'events/event_pwd.html', {'event' : event_info, 'logged': False, 'wrongpwd': wrongpwd, 'alreadyregistered': alreadyregistered})
 	ended = False
@@ -99,7 +105,8 @@ def event(request, event_slug):
 		solved_list = EventPlayer.objects.filter(event=event_info).order_by('-score', 'last_submission_date', 'user__username')
 	else:
 		solved_list = Team.objects.filter(event=event_info).order_by('-score', 'last_submission_date', 'name')
-	return render(request, 'events/event_info.html', {'event' : event_info, 'IsRegistered': IsRegistered, 'ctfs': challenges, 'solved_list':solved_list, 'ended': ended, 'begun': begun, 'wrongpwd': wrongpwd, 'alreadyregistered': alreadyregistered, 'subisover': subisover})
+	return render(request, 'events/event_info.html', {'event' : event_info, 'IsRegistered': IsRegistered, 'ctfs': challenges, 'solved_list':solved_list, 
+		'ended': ended, 'begun': begun, 'wrongpwd': wrongpwd, 'alreadyregistered': alreadyregistered, 'subisover': subisover})
 
 @login_required
 def submit_event_flag(request, event_slug, chall_slug):
@@ -138,11 +145,13 @@ def submit_event_flag(request, event_slug, chall_slug):
 				if ctf_info.flag == request.POST.get('flag'):
 					new =   CTF_flags(user = request.user, ctf = ctf_info, flag_date = timezone.now())
 					new.save()
-					player.last_submission_date = timezone.now()
+					if ctf_info.points > 0:
+						player.last_submission_date = timezone.now()
 					player.score += ctf_info.points
 					player.save()
 					if player.team:
-						player.team.last_submission_date = timezone.now()
+						if ctf_info.points > 0:
+							player.team.last_submission_date = timezone.now()
 						player.team.score += ctf_info.points
 						player.team.save()
 					response['Location'] += '?Congrat=1'
@@ -212,6 +221,8 @@ def create_team(request, event_slug):
 	if request.method == 'POST':
 		if request.user.is_authenticated:
 			ev    =   get_object_or_404(Event, slug=event_slug)
+			if Team.objects.filter(name=request.POST.get('teamname'), event=ev).exists():
+				return render(request, 'events/create_team.html', {'event' : ev, 'logged': True, 'wrongpwd': False, 'registered' : True, 'exist' : True})
 			new = Team(name=request.POST.get('teamname'), password=request.POST.get('password'), event=ev)
 			new.save()
 			player = EventPlayer.objects.get(user=request.user, event=ev)
@@ -327,3 +338,54 @@ def team_info(request, name, event_slug):
 
 	return render(request,'events/team.html', {'users':users, 'solves':solves,'solved':solved,'catsDatas': catsDatas, 'pointDatas': pointDatas,
 		'rank': rank, 'team':team, 'score':somme, 'event':event_info})
+
+@login_required
+def manage_team(request, event_slug):
+	event_info	=   get_object_or_404(Event, slug=event_slug)
+	player		= 	EventPlayer.objects.get(user=request.user, event=event_info)
+	members		=	EventPlayer.objects.filter(team=player.team, event=event_info)
+
+	if request.method == 'POST':
+		tname = player.team.name
+		p_form = TeamUpdateForm(request.POST, instance=player.team)
+		error = None
+		success = None
+		if p_form.is_valid():
+			pname = p_form.cleaned_data['name']
+			if pname == tname:
+				pass
+			else:
+				if Team.objects.filter(name=pname, event=event_info).exists():
+					error = _("Name already taken.")
+			ppassword = p_form.cleaned_data['password']
+			if error is None:
+				p_form.save()
+				success = _("Updated.")
+
+		context={'p_form': p_form, 'error':error, 'success' : success, 'player':player, 'members':members}
+		return render(request, 'events/manage_team.html', context)
+	else:
+		p_form = TeamUpdateForm(instance=player.team)
+		context={'p_form': p_form, 'player':player, 'members':members}
+		return render(request, 'events/manage_team.html',context)
+
+
+@login_required
+def leave_team(request, event_slug):
+	event_info	=   get_object_or_404(Event, slug=event_slug)
+	player		= 	EventPlayer.objects.get(user=request.user, event=event_info)
+	team		=	Team.objects.get(event=event_info, name=player.team.name)
+
+	team.score -= player.score
+	team.save()
+	player.team = None
+	solved = CTF_flags.objects.filter(user=player.user, ctf__event=event_info)
+	player.score = 0
+	solved.delete()
+	player.save()
+
+	members		=	EventPlayer.objects.filter(team=team, event=event_info)
+	if members.count() == 0:
+		team.delete()
+
+	return render(request, 'events/create_team.html', {'event' : event_info, 'logged': True, 'wrongpwd': False, 'registered' : True, 'notexist' : False})