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Fix consumer search with non-regex values (only for consumers, not for all search fields in API)

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Signed-off-by: Yohann D'ANELLO <ynerant@crans.org>
This commit is contained in:
Yohann D'ANELLO
2021-09-09 10:41:57 +02:00
parent be6059eba6
commit af4be98b5b
1 changed files with 15 additions and 6 deletions
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21
apps/note/api/views.py
View File

@@ -1,5 +1,6 @@
# Copyright (C) 2018-2021 by BDE ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later
import re
from django.conf import settings
from django.db.models import Q
@@ -133,23 +134,31 @@ class ConsumerViewSet(ReadOnlyProtectedModelViewSet):
if settings.DATABASES[queryset.db]["ENGINE"] == 'django.db.backends.postgresql' else queryset
alias = self.request.query_params.get("alias", None)
# Check if this is a valid regex. If not, we won't check regex
try:
re.compile(alias)
valid_regex = True
except re.error:
valid_regex = False
suffix = '__iregex' if valid_regex else '__istartswith'
alias_prefix = '^' if valid_regex else ''
queryset = queryset.prefetch_related('note')
if alias:
# We match first an alias if it is matched without normalization,
# then if the normalized pattern matches a normalized alias.
queryset = queryset.filter(
name__iregex="^" + alias
**{f'name{suffix}': alias_prefix + alias}
).union(
queryset.filter(
Q(normalized_name__iregex="^" + Alias.normalize(alias))
& ~Q(name__iregex="^" + alias)
Q(**{f'normalized_name{suffix}': alias_prefix + Alias.normalize(alias)})
& ~Q(**{f'name{suffix}': alias_prefix + alias})
),
all=True).union(
queryset.filter(
Q(normalized_name__iregex="^" + alias.lower())
& ~Q(normalized_name__iregex="^" + Alias.normalize(alias))
& ~Q(name__iregex="^" + alias)
Q(**{f'normalized_name{suffix}': alias_prefix + alias.lower()})
& ~Q(**{f'normalized_name{suffix}': alias_prefix + Alias.normalize(alias)})
& ~Q(**{f'name{suffix}': alias_prefix + alias})
),
all=True)