51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
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package filemanager
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import (
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"net/http"
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"os"
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)
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// responseWriterNoBody is a wrapper used to suprress the body of the response
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// to a request. Mainly used for HEAD requests.
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type responseWriterNoBody struct {
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http.ResponseWriter
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}
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// newResponseWriterNoBody creates a new responseWriterNoBody.
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func newResponseWriterNoBody(w http.ResponseWriter) *responseWriterNoBody {
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return &responseWriterNoBody{w}
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}
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// Header executes the Header method from the http.ResponseWriter.
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func (w responseWriterNoBody) Header() http.Header {
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return w.ResponseWriter.Header()
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}
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// Write suprresses the body.
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func (w responseWriterNoBody) Write(data []byte) (int, error) {
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return 0, nil
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}
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// WriteHeader writes the header to the http.ResponseWriter.
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func (w responseWriterNoBody) WriteHeader(statusCode int) {
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w.ResponseWriter.WriteHeader(statusCode)
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}
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// errorToHTTP converts errors to HTTP Status Code.
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func errorToHTTP(err error, gone bool) int {
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switch {
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case os.IsPermission(err):
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return http.StatusForbidden
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case os.IsNotExist(err):
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if !gone {
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return http.StatusNotFound
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}
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return http.StatusGone
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case os.IsExist(err):
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return http.StatusGone
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default:
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return http.StatusInternalServerError
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}
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}
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