1bfb0a24d8
* refactor routers directory * move func used for web and api to common * make corsHandler a function to prohibit side efects * rm unused func Co-authored-by: 6543 <6543@obermui.de>
132 lines
3.3 KiB
Go
132 lines
3.3 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
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// Copyright 2018 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package repo
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import (
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"code.gitea.io/gitea/modules/context"
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"code.gitea.io/gitea/modules/git"
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"code.gitea.io/gitea/modules/httpcache"
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"code.gitea.io/gitea/modules/lfs"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/routers/common"
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)
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// ServeBlobOrLFS download a git.Blob redirecting to LFS if necessary
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func ServeBlobOrLFS(ctx *context.Context, blob *git.Blob) error {
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if httpcache.HandleGenericETagCache(ctx.Req, ctx.Resp, `"`+blob.ID.String()+`"`) {
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return nil
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}
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dataRc, err := blob.DataAsync()
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if err != nil {
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return err
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}
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closed := false
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defer func() {
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if closed {
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return
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}
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if err = dataRc.Close(); err != nil {
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log.Error("ServeBlobOrLFS: Close: %v", err)
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}
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}()
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pointer, _ := lfs.ReadPointer(dataRc)
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if pointer.IsValid() {
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meta, _ := ctx.Repo.Repository.GetLFSMetaObjectByOid(pointer.Oid)
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if meta == nil {
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if err = dataRc.Close(); err != nil {
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log.Error("ServeBlobOrLFS: Close: %v", err)
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}
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closed = true
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return common.ServeBlob(ctx, blob)
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}
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if httpcache.HandleGenericETagCache(ctx.Req, ctx.Resp, `"`+pointer.Oid+`"`) {
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return nil
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}
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lfsDataRc, err := lfs.ReadMetaObject(meta.Pointer)
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if err != nil {
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return err
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}
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defer func() {
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if err = lfsDataRc.Close(); err != nil {
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log.Error("ServeBlobOrLFS: Close: %v", err)
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}
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}()
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return common.ServeData(ctx, ctx.Repo.TreePath, meta.Size, lfsDataRc)
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}
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if err = dataRc.Close(); err != nil {
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log.Error("ServeBlobOrLFS: Close: %v", err)
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}
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closed = true
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return common.ServeBlob(ctx, blob)
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}
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// SingleDownload download a file by repos path
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func SingleDownload(ctx *context.Context) {
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blob, err := ctx.Repo.Commit.GetBlobByPath(ctx.Repo.TreePath)
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if err != nil {
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if git.IsErrNotExist(err) {
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ctx.NotFound("GetBlobByPath", nil)
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} else {
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ctx.ServerError("GetBlobByPath", err)
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}
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return
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}
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if err = common.ServeBlob(ctx, blob); err != nil {
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ctx.ServerError("ServeBlob", err)
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}
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}
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// SingleDownloadOrLFS download a file by repos path redirecting to LFS if necessary
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func SingleDownloadOrLFS(ctx *context.Context) {
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blob, err := ctx.Repo.Commit.GetBlobByPath(ctx.Repo.TreePath)
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if err != nil {
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if git.IsErrNotExist(err) {
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ctx.NotFound("GetBlobByPath", nil)
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} else {
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ctx.ServerError("GetBlobByPath", err)
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}
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return
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}
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if err = ServeBlobOrLFS(ctx, blob); err != nil {
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ctx.ServerError("ServeBlobOrLFS", err)
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}
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}
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// DownloadByID download a file by sha1 ID
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func DownloadByID(ctx *context.Context) {
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blob, err := ctx.Repo.GitRepo.GetBlob(ctx.Params("sha"))
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if err != nil {
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if git.IsErrNotExist(err) {
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ctx.NotFound("GetBlob", nil)
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} else {
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ctx.ServerError("GetBlob", err)
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}
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return
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}
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if err = common.ServeBlob(ctx, blob); err != nil {
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ctx.ServerError("ServeBlob", err)
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}
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}
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// DownloadByIDOrLFS download a file by sha1 ID taking account of LFS
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func DownloadByIDOrLFS(ctx *context.Context) {
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blob, err := ctx.Repo.GitRepo.GetBlob(ctx.Params("sha"))
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if err != nil {
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if git.IsErrNotExist(err) {
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ctx.NotFound("GetBlob", nil)
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} else {
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ctx.ServerError("GetBlob", err)
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}
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return
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}
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if err = ServeBlobOrLFS(ctx, blob); err != nil {
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ctx.ServerError("ServeBlob", err)
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}
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}
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