school: group management (add/remove individual users)

cloud/urls.py

@@ -45,4 +45,6 @@ urlpatterns = patterns('',
      url(r'^b/(?P<token>.*)/$', 'one.views.boot_token', name='boot_token'),
      url(r'^group/show/(?P<gid>\d+)/$', 'school.views.group_show', name='group_show'),
      url(r'^group/new/$', 'school.views.group_new', name='group_new'),
+     url(r'^ajax/group/(?P<gid>\d+)/add/$', 'school.views.group_ajax_add_new_member', name='group_ajax_add_new_member'),
+     url(r'^ajax/group/(?P<gid>\d+)/remove/$', 'school.views.group_ajax_remove_member', name='group_ajax_remove_member'),
 )

school/templates/show-group.html

@@ -19,6 +19,11 @@
                         {{member}} ({{member.code}})
                         {% endif %}
                     </div>
+                    <div class="actions">
+                        <a href="#" class="remove" data-gid="{{group.id}}" data-neptun="{{member.code}}">
+                            <img src="/static/icons/minus-circle.png" alt="{% trans 'Remove' %}" />
+                        </a>
+                    </div>
                     <div class="clear"></div>
                 </div>
                 <div class="details">
@@ -37,7 +42,7 @@
                     <div class="name">{% trans "Add user" %}</div>
                     <div id="new-member-form">
                         <input type="text" placeholder="{% trans "User NEPTUN code" %}" />
-                        <input type="submit" value="{% trans "Add user" %}" />
+                        <input type="submit" value="{% trans "Add user" %}" data-id="{{group.id}}"/>
                     </div>
                     <div class="clear"></div>
                 </div>

school/views.py

@@ -169,3 +169,33 @@ def group_new(request):
     group.owners.add(owner)
     group.save()
     return redirect('/group/show/%s' % group.id)
+
+@login_required
+def group_ajax_add_new_member(request, gid):
+    group = get_object_or_404(Group, id=gid)
+    member = request.POST['neptun']
+    if re.match('^[a-zA-Z][a-zA-Z0-9]{5}$', member) == None:
+        status = json.dumps({'status': 'Error'})
+        messages.error(request, _('Invalid NEPTUN code'))
+        return HttpResponse(status)
+    person, created = Person.objects.get_or_create(code=member)
+    group.members.add(person)
+    group.save()
+    return HttpResponse(json.dumps({
+        'status': 'OK'
+        }))
+
+@login_required
+def group_ajax_remove_member(request, gid):
+    group = get_object_or_404(Group, id=gid)
+    member = request.POST['neptun']
+    if re.match('^[a-zA-Z][a-zA-Z0-9]{5}$', member) == None:
+        status = json.dumps({'status': 'Error'})
+        messages.error(request, _('Invalid NEPTUN code'))
+        return HttpResponse(status)
+    person, created = Person.objects.get_or_create(code=member)
+    group.members.remove(person)
+    group.save()
+    return HttpResponse(json.dumps({
+        'status': 'OK'
+        }))