GoToSocial/vendor/github.com/gin-contrib/gzip/gzip.go
tobi a089a98ea9
[feature] Gin enable gzip encoding (#405)
* add gin gzip dependency

* add gzip middleware to router

* go mod tidy
2022-02-19 12:12:41 +01:00

40 lines
845 B
Go

package gzip
import (
"compress/gzip"
"github.com/gin-gonic/gin"
)
const (
BestCompression = gzip.BestCompression
BestSpeed = gzip.BestSpeed
DefaultCompression = gzip.DefaultCompression
NoCompression = gzip.NoCompression
)
func Gzip(level int, options ...Option) gin.HandlerFunc {
return newGzipHandler(level, options...).Handle
}
type gzipWriter struct {
gin.ResponseWriter
writer *gzip.Writer
}
func (g *gzipWriter) WriteString(s string) (int, error) {
g.Header().Del("Content-Length")
return g.writer.Write([]byte(s))
}
func (g *gzipWriter) Write(data []byte) (int, error) {
g.Header().Del("Content-Length")
return g.writer.Write(data)
}
// Fix: https://github.com/mholt/caddy/issues/38
func (g *gzipWriter) WriteHeader(code int) {
g.Header().Del("Content-Length")
g.ResponseWriter.WriteHeader(code)
}