diff --git a/apps/api/__init__.py b/apps/api/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..1b17aec62c98e038bdaf4d806f46da8fbaf1eca1
--- /dev/null
+++ b/apps/api/__init__.py
@@ -0,0 +1,4 @@
+# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+default_app_config = 'api.apps.APIConfig'
diff --git a/apps/api/apps.py b/apps/api/apps.py
new file mode 100644
index 0000000000000000000000000000000000000000..11d78652eaddc30348c6ad273bed1c13ff123908
--- /dev/null
+++ b/apps/api/apps.py
@@ -0,0 +1,10 @@
+# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from django.apps import AppConfig
+from django.utils.translation import gettext_lazy as _
+
+
+class APIConfig(AppConfig):
+ name = 'api'
+ verbose_name = _('API')
diff --git a/apps/logs/__init__.py b/apps/logs/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..58ee5b085c8efabe9785c69ef048e63030fc7a80
--- /dev/null
+++ b/apps/logs/__init__.py
@@ -0,0 +1,4 @@
+# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+default_app_config = 'logs.apps.LogsConfig'
diff --git a/apps/logs/apps.py b/apps/logs/apps.py
new file mode 100644
index 0000000000000000000000000000000000000000..f48820c7b91f2e9818aa179ce94ff2960d07884e
--- /dev/null
+++ b/apps/logs/apps.py
@@ -0,0 +1,14 @@
+# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from django.apps import AppConfig
+from django.utils.translation import gettext_lazy as _
+
+
+class LogsConfig(AppConfig):
+ name = 'logs'
+ verbose_name = _('Logs')
+
+ def ready(self):
+ # noinspection PyUnresolvedReferences
+ import logs.signals
diff --git a/apps/logs/migrations/__init__.py b/apps/logs/migrations/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/apps/logs/models.py b/apps/logs/models.py
new file mode 100644
index 0000000000000000000000000000000000000000..337315bb1b215e840b581bcc157bb9f9cab0ac3b
--- /dev/null
+++ b/apps/logs/models.py
@@ -0,0 +1,71 @@
+# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from django.contrib.contenttypes.models import ContentType
+from django.utils.translation import gettext_lazy as _
+from django.conf import settings
+from django.core.exceptions import ValidationError
+from django.db import models
+
+
+class Changelog(models.Model):
+ """
+ Store each modification on the database (except sessions and logging),
+ including creating, editing and deleting models.
+ """
+
+ user = models.ForeignKey(
+ settings.AUTH_USER_MODEL,
+ on_delete=models.PROTECT,
+ null=True,
+ verbose_name=_('user'),
+ )
+
+ ip = models.GenericIPAddressField(
+ null=True,
+ blank=True,
+ verbose_name=_("IP Address")
+ )
+
+ model = models.ForeignKey(
+ ContentType,
+ on_delete=models.PROTECT,
+ null=False,
+ blank=False,
+ verbose_name=_('model'),
+ )
+
+ instance_pk = models.CharField(
+ max_length=255,
+ null=False,
+ blank=False,
+ verbose_name=_('identifier'),
+ )
+
+ previous = models.TextField(
+ null=True,
+ verbose_name=_('previous data'),
+ )
+
+ data = models.TextField(
+ null=True,
+ verbose_name=_('new data'),
+ )
+
+ action = models.CharField( # create, edit or delete
+ max_length=16,
+ null=False,
+ blank=False,
+ verbose_name=_('action'),
+ )
+
+ timestamp = models.DateTimeField(
+ null=False,
+ blank=False,
+ auto_now_add=True,
+ name='timestamp',
+ verbose_name=_('timestamp'),
+ )
+
+ def delete(self, using=None, keep_parents=False):
+ raise ValidationError(_("Logs cannot be destroyed."))
diff --git a/apps/logs/signals.py b/apps/logs/signals.py
new file mode 100644
index 0000000000000000000000000000000000000000..55e0f041ba11b8c61d7b3f69a593a921d3db725e
--- /dev/null
+++ b/apps/logs/signals.py
@@ -0,0 +1,119 @@
+# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+import inspect
+
+from django.contrib.contenttypes.models import ContentType
+from django.core import serializers
+from django.db.models.signals import pre_save, post_save, post_delete
+from django.dispatch import receiver
+from .models import Changelog
+
+
+def get_request_in_signal(sender):
+ req = None
+ for entry in reversed(inspect.stack()):
+ try:
+ req = entry[0].f_locals['request']
+ # Check if there is a user
+ # noinspection PyStatementEffect
+ req.user
+ break
+ except:
+ pass
+
+ if not req:
+ print("WARNING: Attempt to save " + str(sender) + " with no user")
+
+ return req
+
+
+def get_user_and_ip(sender):
+ req = get_request_in_signal(sender)
+ try:
+ user = req.user
+ if 'HTTP_X_FORWARDED_FOR' in req.META:
+ ip = req.META.get('HTTP_X_FORWARDED_FOR')
+ else:
+ ip = req.META.get('REMOTE_ADDR')
+ except:
+ user = None
+ ip = None
+ return user, ip
+
+
+EXCLUDED = [
+ 'admin.logentry',
+ 'authtoken.token',
+ 'cas_server.user',
+ 'cas_server.userattributes',
+ 'contenttypes.contenttype',
+ 'logs.changelog',
+ 'migrations.migration',
+ 'note.noteuser',
+ 'note.noteclub',
+ 'note.notespecial',
+ 'sessions.session',
+ 'reversion.revision',
+ 'reversion.version',
+ ]
+
+
+@receiver(pre_save)
+def pre_save_object(sender, instance, **kwargs):
+ qs = sender.objects.filter(pk=instance.pk).all()
+ if qs.exists():
+ instance._previous = qs.get()
+ else:
+ instance._previous = None
+
+
+@receiver(post_save)
+def save_object(sender, instance, **kwargs):
+ # noinspection PyProtectedMember
+ if instance._meta.label_lower in EXCLUDED:
+ return
+
+ previous = instance._previous
+
+ user, ip = get_user_and_ip(sender)
+
+ if user is not None and instance._meta.label_lower == "auth.user" and previous:
+ # Don't save last login modifications
+ if instance.last_login != previous.last_login:
+ return
+
+ previous_json = serializers.serialize('json', [previous, ])[1:-1] if previous else None
+ instance_json = serializers.serialize('json', [instance, ])[1:-1]
+
+ if previous_json == instance_json:
+ # No modification
+ return
+
+ Changelog.objects.create(user=user,
+ ip=ip,
+ model=ContentType.objects.get_for_model(instance),
+ instance_pk=instance.pk,
+ previous=previous_json,
+ data=instance_json,
+ action=("edit" if previous else "create")
+ ).save()
+
+
+@receiver(post_delete)
+def delete_object(sender, instance, **kwargs):
+ # noinspection PyProtectedMember
+ if instance._meta.label_lower in EXCLUDED:
+ return
+
+ user, ip = get_user_and_ip(sender)
+
+ instance_json = serializers.serialize('json', [instance, ])[1:-1]
+ Changelog.objects.create(user=user,
+ ip=ip,
+ model=ContentType.objects.get_for_model(instance),
+ instance_pk=instance.pk,
+ previous=instance_json,
+ data=None,
+ action="delete"
+ ).save()
diff --git a/apps/logs/urls.py b/apps/logs/urls.py
new file mode 100644
index 0000000000000000000000000000000000000000..6d76674c0b0835042b4c6ae15d843d29dd070612
--- /dev/null
+++ b/apps/logs/urls.py
@@ -0,0 +1,8 @@
+# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+app_name = 'logs'
+
+# TODO User interface
+urlpatterns = [
+]
diff --git a/apps/member/apps.py b/apps/member/apps.py
index 2d7f4ab7daf5701bd0c54e4714b87d245a79c5f7..83dfbc405c09191d1e5333f55f89c6c7aa36c694 100644
--- a/apps/member/apps.py
+++ b/apps/member/apps.py
@@ -2,9 +2,22 @@
# SPDX-License-Identifier: GPL-3.0-or-later
from django.apps import AppConfig
+from django.conf import settings
+from django.db.models.signals import post_save
from django.utils.translation import gettext_lazy as _
+from .signals import save_user_profile
+
class MemberConfig(AppConfig):
name = 'member'
verbose_name = _('member')
+
+ def ready(self):
+ """
+ Define app internal signals to interact with other apps
+ """
+ post_save.connect(
+ save_user_profile,
+ sender=settings.AUTH_USER_MODEL,
+ )
diff --git a/apps/member/signals.py b/apps/member/signals.py
index 4e945ad504ec4889419b9064e021183f6bc5aaaa..b17b3ae84dfdee1105204a863f1df53ed64c8cc1 100644
--- a/apps/member/signals.py
+++ b/apps/member/signals.py
@@ -1,2 +1,15 @@
# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later
+
+def save_user_profile(instance, created, raw, **_kwargs):
+ """
+ Hook to create and save a profile when an user is updated if it is not registered with the signup form
+ """
+ if raw:
+ # When provisionning data, do not try to autocreate
+ return
+
+ if created:
+ from .models import Profile
+ Profile.objects.get_or_create(user=instance)
+ instance.profile.save()
diff --git a/locale/de/LC_MESSAGES/django.po b/locale/de/LC_MESSAGES/django.po
index 9e7b56d5af99cf32fe4dc29415c6c7c4f1a5353c..386db34c4f0fda73222f1ac61f9743c07c9265e8 100644
--- a/locale/de/LC_MESSAGES/django.po
+++ b/locale/de/LC_MESSAGES/django.po
@@ -82,6 +82,46 @@ msgstr ""
msgid "guests"
msgstr ""
+#: apps/api/apps.py:10
+msgid "API"
+msgstr ""
+
+#: apps/logs/apps.py:10
+msgid "Logs"
+msgstr ""
+
+#: apps/logs/models.py:20 apps/note/models/notes.py:105
+msgid "user"
+msgstr ""
+
+#: apps/logs/models.py:27
+msgid "model"
+msgstr ""
+
+#: apps/logs/models.py:34
+msgid "identifier"
+msgstr ""
+
+#: apps/logs/models.py:39
+msgid "previous data"
+msgstr ""
+
+#: apps/logs/models.py:44
+msgid "new data"
+msgstr ""
+
+#: apps/logs/models.py:51
+msgid "action"
+msgstr ""
+
+#: apps/logs/models.py:59
+msgid "timestamp"
+msgstr ""
+
+#: apps/logs/models.py:63
+msgid "Logs cannot be destroyed."
+msgstr ""
+
#: apps/member/apps.py:10
msgid "member"
msgstr ""
diff --git a/locale/fr/LC_MESSAGES/django.po b/locale/fr/LC_MESSAGES/django.po
index 4bd4f5f2989c5e15fe79ab019ae00b8c2228ccd6..e73417406cf66d2ac35eaa003746c10b05a618ee 100644
--- a/locale/fr/LC_MESSAGES/django.po
+++ b/locale/fr/LC_MESSAGES/django.po
@@ -77,6 +77,50 @@ msgstr "invité"
msgid "guests"
msgstr "invités"
+#: apps/api/apps.py:10
+msgid "API"
+msgstr ""
+
+#: apps/logs/apps.py:10
+msgid "Logs"
+msgstr ""
+
+#: apps/logs/models.py:20 apps/note/models/notes.py:105
+msgid "user"
+msgstr "utilisateur"
+
+#: apps/logs/models.py:27
+msgid "model"
+msgstr "Modèle"
+
+#: apps/logs/models.py:34
+msgid "identifier"
+msgstr "Identifiant"
+
+#: apps/logs/models.py:39
+msgid "previous data"
+msgstr "Données précédentes"
+
+#: apps/logs/models.py:44
+#, fuzzy
+#| msgid "end date"
+msgid "new data"
+msgstr "Nouvelles données"
+
+#: apps/logs/models.py:51
+#, fuzzy
+#| msgid "section"
+msgid "action"
+msgstr "Action"
+
+#: apps/logs/models.py:59
+msgid "timestamp"
+msgstr "Date"
+
+#: apps/logs/models.py:63
+msgid "Logs cannot be destroyed."
+msgstr "Les logs ne peuvent pas être détruits."
+
#: apps/member/apps.py:10
msgid "member"
msgstr "adhérent"
diff --git a/note_kfet/settings/base.py b/note_kfet/settings/base.py
index 5a3c3f6b348d9b2703b1f32bf0afeba8fb26ce24..1810989d2bccb5c69c33196f68c290909d15a652 100644
--- a/note_kfet/settings/base.py
+++ b/note_kfet/settings/base.py
@@ -64,6 +64,7 @@ INSTALLED_APPS = [
'member',
'note',
'api',
+ 'logs',
]
LOGIN_REDIRECT_URL = '/note/transfer/'
diff --git a/note_kfet/urls.py b/note_kfet/urls.py
index a5502412785677d2f0a4609cc53de34887b14c02..a261a9eb9891d9430989d46dfe2f2613e3c77c84 100644
--- a/note_kfet/urls.py
+++ b/note_kfet/urls.py
@@ -32,6 +32,8 @@ urlpatterns = [
# Include Django REST API
path('api/', include('api.urls')),
+
+ path('logs/', include('logs.urls')),
]
urlpatterns += static(settings.MEDIA_URL,document_root=settings.MEDIA_ROOT)