filter special charactors in tag query

catalog/search/views.py

@@ -17,6 +17,7 @@ from common.utils import (
     PageLinksGenerator,
     user_identity_required,
 )
+from journal.models import Tag
 from users.views import query_identity
 
 from ..models import *
@@ -114,6 +115,7 @@ def search(request):
         except Exception:
             categories = visible_categories(request)
     tag = request.GET.get("tag", default="").strip()
+    tag = Tag.deep_cleanup_title(tag)
     p = request.GET.get("page", default="1")
     p = int(p) if p.isdigit() else 1
     if not (keywords or tag):