Make search unaccented

common/settings.py

@@ -16,6 +16,7 @@ INSTALLED_APPS = [
     'django.contrib.contenttypes',
     'django.contrib.sessions',
     'django.contrib.messages',
+    'django.contrib.postgres',
     'django.contrib.staticfiles',
     'easy_thumbnails',
     'recette',

recette/forms.py

@@ -2,6 +2,8 @@ from django import forms
 
 from .models import Recette
 
+STOP_WORDS = ['et', 'de', 'des', 'a', 'aux']
+
 
 class SearchForm(forms.Form):
     text = forms.CharField(
@@ -17,7 +19,9 @@ class SearchForm(forms.Form):
             if self.cleaned_data['veget']:
                 qs = qs.filter(is_veget=True)
             if self.cleaned_data['text']:
-                qs = qs.filter(nom__icontains=self.cleaned_data['text'])
+                terms = [t for t in self.cleaned_data['text'].split() if t not in STOP_WORDS]
+                for term in terms:
+                    qs = qs.filter(nom__unaccent__icontains=term)
             if self.cleaned_data['saison'] != 'all':
                   qs = qs.filter(saison__contains=[self.cleaned_data['saison']])
             return qs

recette/migrations/0005_postgres_unaccent.py

@@ -0,0 +1,11 @@
+from django.contrib.postgres.operations import UnaccentExtension
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('recette', '0004_recette_photo_instr'),
+    ]
+
+    operations = [UnaccentExtension()]