Ajout d'une commande pour la migration de Gravatar à jdenticon

zds/utils/management/commands/migrate_from_gravatar.py

@@ -0,0 +1,20 @@
+from hashlib import md5
+
+import requests
+from django.core.management.base import BaseCommand
+
+from zds.member.models import Profile
+
+
+class Command(BaseCommand):
+    help = "Migrate from Gravatar"
+
+    def handle(self, *args, **options):
+        for profile in Profile.objects.select_related("user").filter(avatar_url__isnull=True).iterator():
+            hash = md5(profile.user.email.lower().encode("utf-8")).hexdigest()
+            gravatar_url = f"https://secure.gravatar.com/avatar/{hash}"
+            r = requests.get(f"{gravatar_url}?d=404")
+            if r.status_code == 200:
+                profile.avatar_url = f"{gravatar_url}?s=200"
+                profile.save()
+        self.stdout.write(self.style.SUCCESS(f"Successfully migrated from Gravatar!"))