When a village is renamed, rename the corresponding venue; check name…

… clashes.

apps/villages/admin.py

@@ -52,6 +52,11 @@ def admin_village(village_id):
     form = AdminVillageForm()
 
     if form.validate_on_submit():
+        for venue in village.venues:
+            if venue.name == village.name:
+                # Rename a village venue if it exists and has the old name.
+                venue.name = form.name.data
+
         form.populate_obj(village)
         db.session.add(village)
         db.session.commit()

apps/villages/views.py

@@ -79,6 +79,16 @@ def edit(year, village_id):
 
     form = VillageForm()
     if form.validate_on_submit():
+        if Village.get_by_name(form.name.data):
+            # FIXME: this should be a WTForms validation
+            flash("A village already exists with that name, please choose another")
+            return redirect(url_for(".register"))
+
+        for venue in village.venues:
+            if venue.name == village.name:
+                # Rename a village venue if it exists and has the old name.
+                venue.name = form.name.data
+
         form.populate_obj(village)
         form.populate_obj(village.requirements)
         db.session.commit()