Bloqueia ressubmissão de forms do crud (via JS)

sapl/crispy_layout_mixin.py

@@ -36,7 +36,10 @@ def to_fieldsets(fields):
 
 def form_actions(more=[], save_label=_('Salvar')):
     return FormActions(
-        Submit('salvar', save_label, css_class='pull-right'), *more)
+        Submit('salvar', save_label, css_class='pull-right',
+               # para impedir resubmissão do form
+               onclick='this.disabled=true;'),
+        *more)
 
 
 class SaplFormLayout(Layout):