20 lines
468 B
Go
20 lines
468 B
Go
package middlewares
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import (
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"net/http"
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)
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// ReplacedPathHeader is the default header to set the old path to
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const ReplacedPathHeader = "X-Replaced-Path"
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// ReplacePath is a middleware used to replace the path of a URL request
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type ReplacePath struct {
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Handler http.Handler
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Path string
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}
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func (s *ReplacePath) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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r.Header.Add(ReplacedPathHeader, r.URL.Path)
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r.URL.Path = s.Path
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s.Handler.ServeHTTP(w, r)
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}
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