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adkron/background_changer.rb

Created September 11, 2009 20:15
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background_changer.rb
class BackgroundChanger
def initialize(app)
@app = app
end
def call(env)
status, headers, response = @app.call(env)
response.body.gsub!('<body',"<body background='/images/common/bg-staging.gif'") if env['RAILS_ENV'] != 'production' && response.respond_to?(:body) && response.body.respond_to?(:gsub!)
[status, headers, response]
end
end
Raw
environment.rb
#add this
config.middleware.use BackgroundChanger
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