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Code Issues Releases Wiki Activity

💥 Improve performances

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This commit is contained in:
Yohann D'ANELLO
2020-07-25 17:25:57 +02:00
parent 50024dc03d
commit 2eb601bd66
29 changed files with 2387 additions and 774 deletions
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15
apps/permission/templatetags/perms.py
View File

@ -40,7 +40,7 @@ def not_empty_model_change_list(model_name):
@stringfilter
def model_list(model_name, t="view"):
def model_list(model_name, t="view", fetch=True):
"""
Return the queryset of all visible instances of the given model.
"""
@ -49,10 +49,20 @@ def model_list(model_name, t="view"):
return False
spl = model_name.split(".")
ct = ContentType.objects.get(app_label=spl[0], model=spl[1])
qs = ct.model_class().objects.filter(PermissionBackend.filter_queryset(user, ct, t)).all()
qs = ct.model_class().objects.filter(PermissionBackend.filter_queryset(user, ct, t))
if fetch:
qs = qs.all()
return qs
@stringfilter
def model_list_length(model_name, t="view"):
"""
Return the length of queryset of all visible instances of the given model.
"""
return model_list(model_name, t, False).count()
def has_perm(perm, obj):
return PermissionBackend.check_perm(get_current_authenticated_user(), perm, obj)
@ -85,4 +95,5 @@ register = template.Library()
register.filter('not_empty_model_list', not_empty_model_list)
register.filter('not_empty_model_change_list', not_empty_model_change_list)
register.filter('model_list', model_list)
register.filter('model_list_length', model_list_length)
register.filter('has_perm', has_perm)

2
apps/permission/views.py
View File

@ -19,7 +19,7 @@ class ProtectQuerysetMixin:
"""
def get_queryset(self, **kwargs):
qs = super().get_queryset(**kwargs)
return qs.filter(PermissionBackend.filter_queryset(self.request.user, qs.model, "view")).distinct()
return qs.filter(PermissionBackend.filter_queryset(self.request.user, qs.model, "view"))
def get_form(self, form_class=None):
form = super().get_form(form_class)