upload files - symfony 1.4

I need to set a field to be an upload file开发者_开发百科 field just in the backend. I'm not using generator (created the backend like the frontend). How can I do that? thank you.

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You could use the sfWidgetFormInputFile widget, and sfValidatorFile validator.

See this page for more info: http://www.symfony-project.org/jobeet/1_4/Doctrine/en/10