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add SaveToFileWithBuffer

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This commit is contained in:
AllenX2018 2021-01-11 16:41:48 +08:00
parent 06292a0eca
commit 4c523830a7
1 changed files with 21 additions and 2 deletions
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23
server/web/controller.go
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@ -29,10 +29,9 @@ import (
"strconv" "strconv"
"strings" "strings"
"github.com/beego/beego/v2/server/web/session"
"github.com/beego/beego/v2/server/web/context" "github.com/beego/beego/v2/server/web/context"
"github.com/beego/beego/v2/server/web/context/param" "github.com/beego/beego/v2/server/web/context/param"
"github.com/beego/beego/v2/server/web/session"
) )
var ( var (
@ -622,6 +621,26 @@ func (c *Controller) SaveToFile(fromFile, toFile string) error {
return err return err
} }
type onlyWriter struct {
io.Writer
}
func (c *Controller) SaveToFileWithBuffer(fromFile string, toFile string, buf []byte) error {
src, _, err := c.Ctx.Request.FormFile(fromFile)
if err != nil {
return err
}
defer src.Close()
dst, err := os.OpenFile(toFile, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0666)
if err != nil {
return err
}
_, err = io.CopyBuffer(onlyWriter{dst}, src, buf)
return err
}
// StartSession starts session and load old session data info this controller. // StartSession starts session and load old session data info this controller.
func (c *Controller) StartSession() session.Store { func (c *Controller) StartSession() session.Store {
if c.CruSession == nil { if c.CruSession == nil {