Optimisations select_related

machines/views.py

@@ -625,21 +625,21 @@ def index(request):
 @login_required
 @permission_required('cableur')
 def index_iptype(request):
-    iptype_list = IpType.objects.order_by('type')
+    iptype_list = IpType.objects.select_related('extension').order_by('type')
     return render(request, 'machines/index_iptype.html', {'iptype_list':iptype_list})
 
 @login_required
 @permission_required('cableur')
 def index_machinetype(request):
-    machinetype_list = MachineType.objects.order_by('type')
+    machinetype_list = MachineType.objects.select_related('ip_type').order_by('type')
     return render(request, 'machines/index_machinetype.html', {'machinetype_list':machinetype_list})
 
 @login_required
 @permission_required('cableur')
 def index_extension(request):
     extension_list = Extension.objects.order_by('name')
-    mx_list = Mx.objects.order_by('zone')
-    ns_list = Ns.objects.order_by('zone')
+    mx_list = Mx.objects.order_by('zone').select_related('zone')
+    ns_list = Ns.objects.order_by('zone').select_related('zone')
     return render(request, 'machines/index_extension.html', {'extension_list':extension_list, 'mx_list': mx_list, 'ns_list': ns_list})
 
 @login_required

users/models.py

@@ -696,7 +696,7 @@ class NewListRightForm(ListRightForm):
         self.fields['gid'].label = 'Gid, attention, cet attribut ne doit pas être modifié après création'
 
 class DelListRightForm(ModelForm):
-    listrights = forms.ModelMultipleChoiceField(queryset=ListRight.objects.all(), label="Droits actuels",  widget=forms.CheckboxSelectMultiple)
+    listrights = forms.ModelMultipleChoiceField(queryset=ListRight.objects.all().select_related('user'), label="Droits actuels",  widget=forms.CheckboxSelectMultiple)
 
     class Meta:
         exclude = ['listright','gid']

users/views.py

@@ -496,7 +496,7 @@ def index(request):
 @permission_required('cableur')
 def index_ban(request):
     """ Affiche l'ensemble des ban, need droit cableur """
-    ban_list = Ban.objects.order_by('date_start').reverse()
+    ban_list = Ban.objects.order_by('date_start').select_related('user').reverse()
     paginator = Paginator(ban_list, PAGINATION_NUMBER)
     page = request.GET.get('page')
     try:
@@ -513,7 +513,7 @@ def index_ban(request):
 @permission_required('cableur')
 def index_white(request):
     """ Affiche l'ensemble des whitelist, need droit cableur """
-    white_list = Whitelist.objects.order_by('date_start')
+    white_list = Whitelist.objects.select_related('user').order_by('date_start')
     return render(
         request,
         'users/index_whitelist.html',