rootplace: create a cli utility to delete user's forum message to avoid connection timeout error

locale/fr/LC_MESSAGES/django.po

@@ -6,7 +6,7 @@
 msgid ""
 msgstr ""
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-03-17 17:55+0100\n"
+"POT-Creation-Date: 2019-03-18 20:48+0100\n"
 "PO-Revision-Date: 2016-07-18\n"
 "Last-Translator: Skia <skia@libskia.so>\n"
 "Language-Team: AE info <ae.info@utbm.fr>\n"
@@ -4615,6 +4615,13 @@ msgstr "Supprimer tous les messages forum d'un utilisateur"
 msgid "Delete messages"
 msgstr "Supprimer les messages"
 
+#: rootplace/templates/rootplace/delete_user_messages.jinja:14
+msgid ""
+"If you have trouble using this utility (timeout error, 500 error), try using "
+"the command line utility"
+msgstr "Si vous avez des soucis en utilisant cet utilitaire (connection expirée, erreur 500), "
+"essayez en utilisant l'utilitaire en ligne de commande"
+
 #: rootplace/templates/rootplace/merge.jinja:8
 msgid "Merge two users"
 msgstr "Fusionner deux utilisateurs"
@@ -4623,15 +4630,15 @@ msgstr "Fusionner deux utilisateurs"
 msgid "Merge"
 msgstr "Fusion"
 
-#: rootplace/views.py:93
+#: rootplace/views.py:110
 msgid "User that will be kept"
 msgstr "Utilisateur qui sera conservé"
 
-#: rootplace/views.py:96
+#: rootplace/views.py:113
 msgid "User that will be deleted"
 msgstr "Utilisateur qui sera supprimé"
 
-#: rootplace/views.py:102
+#: rootplace/views.py:119
 msgid "User to be selected"
 msgstr "Utilisateur à sélectionner"
 

rootplace/management/__init__.py

@@ -0,0 +1,23 @@
+# -*- coding:utf-8 -*
+#
+# Copyright 2016,2017
+# - Sli <antoine@bartuccio.fr>
+#
+# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
+# http://ae.utbm.fr.
+#
+# This program is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License a published by the Free Software
+# Foundation; either version 3 of the License, or (at your option) any later
+# version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+# details.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
+# Place - Suite 330, Boston, MA 02111-1307, USA.
+#
+#

rootplace/management/commands/__init__.py

@@ -0,0 +1,23 @@
+# -*- coding:utf-8 -*
+#
+# Copyright 2016,2017
+# - Sli <antoine@bartuccio.fr>
+#
+# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
+# http://ae.utbm.fr.
+#
+# This program is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License a published by the Free Software
+# Foundation; either version 3 of the License, or (at your option) any later
+# version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+# details.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
+# Place - Suite 330, Boston, MA 02111-1307, USA.
+#
+#

rootplace/management/commands/delete_all_forum_user_messages.py

@@ -0,0 +1,60 @@
+#!/usr/bin/env python3
+# -*- coding:utf-8 -*
+#
+# Copyright 2017
+# - Sli <antoine@bartuccio.fr>
+#
+# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
+# http://ae.utbm.fr.
+#
+# This program is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License a published by the Free Software
+# Foundation; either version 3 of the License, or (at your option) any later
+# version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+# details.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
+# Place - Suite 330, Boston, MA 02111-1307, USA.
+#
+#
+
+from django.core.management.base import BaseCommand
+
+from core.models import User
+from rootplace.views import delete_all_forum_user_messages
+
+
+class Command(BaseCommand):
+    """
+        Delete all forum messages from an user
+        Messages are soft deleted and are still visible from admins
+    """
+
+    help = "Delete all user's forum message"
+
+    def add_arguments(self, parser):
+        parser.add_argument("user_id", type=int)
+
+    def handle(self, *args, **options):
+
+        user = User.objects.filter(id=options["user_id"]).first()
+
+        if user is None:
+            print("User with ID %s not found" % (options["user_id"],))
+            return
+
+        confirm = input(
+            "User selected %s\nDo you really want to delete all user's messages ? [y/N] "
+            % (user,)
+        )
+
+        if confirm != "y" and confirm != "Y":
+            print("Operation aborted")
+            return
+
+        delete_all_forum_user_messages(user, User.objects.get(id=0), True)

rootplace/templates/rootplace/delete_user_messages.jinja

@@ -11,4 +11,5 @@
         {{ form.as_p() }}
         <p><input type="submit" value="{% trans %}Delete messages{% endtrans %}" /></p>
     </form>
+    <p><strong>{% trans %}If you have trouble using this utility (timeout error, 500 error), try using the command line utility{% endtrans %}</strong></p>
 {% endblock %}

rootplace/views.py

@@ -25,7 +25,7 @@
 
 from django.utils.translation import ugettext as _
 from django.views.generic.edit import FormView
-from django.core.urlresolvers import reverse, reverse_lazy
+from django.core.urlresolvers import reverse
 from django import forms
 from django.core.exceptions import PermissionDenied
 
@@ -33,6 +33,7 @@ from ajax_select.fields import AutoCompleteSelectField
 
 from core.models import User
 from counter.models import Customer
+
 from forum.models import ForumMessageMeta
 
 
@@ -88,6 +89,22 @@ def merge_users(u1, u2):
     return u1
 
 
+def delete_all_forum_user_messages(user, moderator, verbose=False):
+    """
+        Create a ForumMessageMeta that says a forum
+            message is deleted on every forum message of an user
+        user: the user to delete messages from
+        moderator: the one marked as the moderator
+    """
+    for message in user.forum_messages.all():
+        if message.is_deleted():
+            continue
+
+        if verbose:
+            print(message)
+        ForumMessageMeta(message=message, user=moderator, action="DELETE").save()
+
+
 class MergeForm(forms.Form):
     user1 = AutoCompleteSelectField(
         "users", label=_("User that will be kept"), help_text=None, required=True
@@ -127,6 +144,7 @@ class DeleteAllForumUserMessagesView(FormView):
     """
         Delete all forum messages from an user
         Messages are soft deleted and are still visible from admins
+        GUI frontend to the dedicated command
     """
 
     template_name = "rootplace/delete_user_messages.jinja"
@@ -142,10 +160,7 @@ class DeleteAllForumUserMessagesView(FormView):
 
     def form_valid(self, form):
         self.user = form.cleaned_data["user"]
-        for message in self.user.forum_messages.all():
+        delete_all_forum_user_messages(self.user, self.request.user)
-            ForumMessageMeta(
-                message=message, user=self.request.user, action="DELETE"
-            ).save()
         return super(DeleteAllForumUserMessagesView, self).form_valid(form)
 
     def get_success_url(self):