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// Copyright 2014 The Gogs Authors. All rights reserved.
// Copyright 2018 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package repo
import (
"fmt"
"io"
"path"
"strings"
"code.gitea.io/git"
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/context"
)
// ServeData download file from io.Reader
func ServeData(ctx *context.Context, name string, reader io.Reader) error {
buf := make([]byte, 1024)
n, _ := reader.Read(buf)
if n >= 0 {
buf = buf[:n]
}
ctx.Resp.Header().Set("Cache-Control", "public,max-age=86400")
name = path.Base(name)
// Google Chrome dislike commas in filenames, so let's change it to a space
name = strings.Replace(name, ",", " ", -1)
if base.IsTextFile(buf) || ctx.QueryBool("render") {
ctx.Resp.Header().Set("Content-Type", "text/plain; charset=utf-8")
} else if base.IsImageFile(buf) || base.IsPDFFile(buf) {
ctx.Resp.Header().Set("Content-Disposition", fmt.Sprintf(`inline; filename="%s"`, name))
} else {
ctx.Resp.Header().Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, name))
}
ctx.Resp.Write(buf)
_, err := io.Copy(ctx.Resp, reader)
return err
}
// ServeBlob download a git.Blob
func ServeBlob(ctx *context.Context, blob *git.Blob) error {
dataRc, err := blob.DataAsync()
if err != nil {
return err
}
defer dataRc.Close()
return ServeData(ctx, ctx.Repo.TreePath, dataRc)
}
// SingleDownload download a file by repos path
func SingleDownload(ctx *context.Context) {
blob, err := ctx.Repo.Commit.GetBlobByPath(ctx.Repo.TreePath)
if err != nil {
if git.IsErrNotExist(err) {
ctx.NotFound("GetBlobByPath", nil)
} else {
ctx.ServerError("GetBlobByPath", err)
}
return
}
if err = ServeBlob(ctx, blob); err != nil {
ctx.ServerError("ServeBlob", err)
}
}
// DownloadByID download a file by sha1 ID
func DownloadByID(ctx *context.Context) {
blob, err := ctx.Repo.GitRepo.GetBlob(ctx.Params("sha"))
if err != nil {
if git.IsErrNotExist(err) {
ctx.NotFound("GetBlob", nil)
} else {
ctx.ServerError("GetBlob", err)
}
return
}
if err = ServeBlob(ctx, blob); err != nil {
ctx.ServerError("ServeBlob", err)
}
}
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