nanterre: add an integrity_check command

It controls some invariants on the RSU data:
- people have an address,
- children have at most two adresses,
- children have at most two parents,
- adults are married to no more than one adult.

zoo/zoo_nanterre/management/commands/integrity_check.py

@@ -0,0 +1,26 @@
+# zoo - versatile objects management
+#
+# Copyright (C) 2016  Entr'ouvert
+#
+# This program is free software: you can redistribute it and/or modify it
+# under the terms of the GNU Affero General Public License as 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from django.core.management.base import BaseCommand
+
+from zoo.zoo_nanterre.utils import integrity_check
+
+
+class Command(BaseCommand):
+    def handle(self, *args, **options):
+        for error in integrity_check():
+            print '!!!', error

zoo/zoo_nanterre/utils.py

@@ -5,6 +5,7 @@ import datetime
 import isodate
 import operator
 import copy
+import collections
 
 from django.conf import settings
 from django.contrib.postgres.search import TrigramDistance
@@ -13,7 +14,7 @@ from django.db.models import Q, F, Value
 from django.db.models.functions import Least, Greatest, Coalesce, Concat
 
 from zoo.zoo_meta.models import EntitySchema
-from zoo.zoo_data.models import Entity
+from zoo.zoo_data.models import Entity, Relation
 from zoo.zoo_data.search import JSONTextRef, Normalize
 
 today = datetime.date.today
@@ -435,3 +436,50 @@ class PersonSearch(object):
 
     def __iter__(self):
         return self.decorate_iter(self.queryset())
+
+
+def integrity_check():
+    count_union_rels = collections.Counter()
+    count_parent_rels = collections.Counter()
+    count_habite_rels = collections.Counter()
+
+    rels = Relation.objects.select_related()
+
+    for rel in rels.filter(schema__slug=HABITE_REL):
+        count_habite_rels[rel.left] += 1
+
+    for rel in rels.filter(schema__slug=UNION_REL):
+        key = tuple(sorted([rel.left, rel.right], key=lambda x: x.id))
+        count_union_rels[key] += 1
+        count_union_rels[rel.left] += 1
+        count_union_rels[rel.right] += 1
+
+    for rel in rels.filter(schema__slug=RESPONSABILITE_LEGALE_REL):
+        count_parent_rels[rel.right] += 1
+
+    for key, value in count_union_rels.iteritems():
+        if value > 1:
+            if isinstance(key, tuple):
+                yield ("le couple %s / %s est en union plusieurs fois: %s"
+                       % (key[0], key[1], value))
+            else:
+                yield ("l'individu %s est en union avec plus d'une personne: %s"
+                       % (key, value))
+
+    for key, value in count_parent_rels.iteritems():
+        if value > 2:
+            yield ("l'enfant %s a plus de deux parents: %s"
+                   % (key, value))
+
+    for key, value in count_habite_rels.iteritems():
+        if key.content['statut_legal'] == 'majeur' and value < 1:
+            yield ("l'adulte %s n'a pas d'adresse" % key)
+
+        if key.content['statut_legal'] == 'majeur' and value > 1:
+            yield ("l'adulte %s a plus d'une adresse: %s" % (key, value))
+
+        if key.content['statut_legal'] == 'mineur' and value > 2:
+            yield ("l'enfant %s a plus de deux adresses: %s" % (key, value))
+
+        if key.content['statut_legal'] == 'mineur' and value > 2:
+            yield ("l'enfant %s n'a pas d'adresse" % key)