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13 changes: 13 additions & 0 deletions modules/context/response.go
Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,9 @@
package context

import (
"bufio"
"errors"
"net"
"net/http"

web_types "code.gitea.io/gitea/modules/web/types"
Expand All @@ -30,6 +33,14 @@ type Response struct {
status int
befores []func(ResponseWriter)
beforeExecuted bool
hijacker http.Hijacker
}

func (r *Response) Hijack() (net.Conn, *bufio.ReadWriter, error) {
if r.hijacker == nil {
return nil, nil, errors.New("http.Hijacker not implemented by underlying http.ResponseWriter")
}
return r.hijacker.Hijack()
}

// Write writes bytes to HTTP endpoint
Expand Down Expand Up @@ -95,9 +106,11 @@ func WrapResponseWriter(resp http.ResponseWriter) *Response {
if v, ok := resp.(*Response); ok {
return v
}
hijacker, _ := resp.(http.Hijacker)
return &Response{
ResponseWriter: resp,
status: 0,
befores: make([]func(ResponseWriter), 0),
hijacker: hijacker,
}
}