Exec After Click Save

save_model

If you want to modify some fields or run some code after click Save Button to save record. You can override save_model in admin.py to realize it

• Definition

  save_model(request, obj, form, change)
  

• Usage

  • Save Record's Mender

    from django.contrib import admin
    
    class ArticleAdmin(admin.ModelAdmin):
        def save_model(self, request, obj, form, change):
            obj.user = request.user
            obj.save()
    

  • Save Field's MD5

  • Judge Whether Field Modified Or Not

    from django.contrib import admin
    
    class ArticleAdmin(admin.ModelAdmin):
        def save_model(self, request, obj, form, change):
            if ('onshalf' in form.changed_data) and (obj.onshalf == 'on'):
                obj.online_at = timezone.now()
    

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