goext/ginext/responseSeekable.go
Mike Schwörer 2504ef00a0
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v0.0.469
2024-06-11 12:10:49 +02:00

73 lines
1.9 KiB
Go

package ginext
import (
"github.com/gin-gonic/gin"
"gogs.mikescher.com/BlackForestBytes/goext/exerr"
"gogs.mikescher.com/BlackForestBytes/goext/langext"
"io"
"net/http"
"time"
)
type seekableResponse struct {
data io.ReadSeeker
contentType string
filename string
headers []headerval
cookies []cookieval
}
func (j seekableResponse) Write(g *gin.Context) {
g.Header("Content-Type", j.contentType) // if we don't set it here http.ServeContent does weird sniffing later...
for _, v := range j.headers {
g.Header(v.Key, v.Val)
}
for _, v := range j.cookies {
g.SetCookie(v.name, v.value, v.maxAge, v.path, v.domain, v.secure, v.httpOnly)
}
http.ServeContent(g.Writer, g.Request, j.filename, time.Unix(0, 0), j.data)
if clsr, ok := j.data.(io.ReadSeekCloser); ok {
err := clsr.Close()
if err != nil {
exerr.Wrap(err, "failed to close io.ReadSeerkClose in ginext.Seekable").Str("filename", j.filename).Print()
}
}
}
func (j seekableResponse) WithHeader(k string, v string) HTTPResponse {
j.headers = append(j.headers, headerval{k, v})
return j
}
func (j seekableResponse) WithCookie(name string, value string, maxAge int, path string, domain string, secure bool, httpOnly bool) HTTPResponse {
j.cookies = append(j.cookies, cookieval{name, value, maxAge, path, domain, secure, httpOnly})
return j
}
func (j seekableResponse) IsSuccess() bool {
return true
}
func (j seekableResponse) Statuscode() int {
return 200
}
func (j seekableResponse) BodyString(*gin.Context) *string {
return langext.Ptr("(seekable)")
}
func (j seekableResponse) ContentType() string {
return j.contentType
}
func (j seekableResponse) Headers() []string {
return langext.ArrMap(j.headers, func(v headerval) string { return v.Key + "=" + v.Val })
}
func Seekable(filename string, contentType string, data io.ReadSeeker) HTTPResponse {
return &seekableResponse{filename: filename, contentType: contentType, data: data}
}