Parfois les images changent de serveur dans les événements FB

Fix #411

src/agenda_culturel/models.py

@@ -2050,6 +2050,16 @@ class Event(models.Model):
                     self.has_invalid_start_time() or event.has_invalid_start_time()
                 ):
                     continue
+                # only consider path for Facebook urls
+                if (
+                    r["key"] == "image"
+                    and len(r["values"]) > 0
+                    and "fbcdn.net" in r["values"][0]
+                ):
+                    nb = len(set([urlparse(url).path for url in r["values"]]))
+                    if nb == 1:
+                        continue
+
                 return False
         return True