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Add support for Range HTTP Header and 206 partial content response. #29

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Add support for Range HTTP Header and 206 partial content response. #29

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21 changes: 15 additions & 6 deletions main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -133,18 +133,27 @@ func proxy(w http.ResponseWriter, r *http.Request) {
}
}

setTimeHeader(w, "Last-Modified", attrs.Updated)
setStrHeader(w, "Content-Type", attrs.ContentType)
setStrHeader(w, "Content-Language", attrs.ContentLanguage)
setStrHeader(w, "Cache-Control", attrs.CacheControl)
setStrHeader(w, "Content-Disposition", attrs.ContentDisposition)

gzipAcceptable := strings.Contains(r.Header.Get("Accept-Encoding"), "gzip")
objr, err := client.Bucket(attrs.Bucket).Object(attrs.Name).ReadCompressed(gzipAcceptable).NewReader(r.Context())

var objr *storage.Reader
if rangeHeader := r.Header.Get("Range"); rangeHeader != "" {
objH := client.Bucket(attrs.Bucket).Object(attrs.Name).ReadCompressed(gzipAcceptable)
serveRange(w, r, attrs.Updated, attrs.Size, objH)
return
} else {
objr, err = client.Bucket(attrs.Bucket).Object(attrs.Name).ReadCompressed(gzipAcceptable).NewReader(r.Context())
}
if err != nil {
handleError(w, err)
return
}
setTimeHeader(w, "Last-Modified", attrs.Updated)
setStrHeader(w, "Content-Type", attrs.ContentType)
setStrHeader(w, "Content-Language", attrs.ContentLanguage)
setStrHeader(w, "Cache-Control", attrs.CacheControl)
setStrHeader(w, "Content-Encoding", objr.Attrs.ContentEncoding)
setStrHeader(w, "Content-Disposition", attrs.ContentDisposition)
setIntHeader(w, "Content-Length", objr.Attrs.Size)
io.Copy(w, objr)
}
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