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Implementation endpoint of APIv4: GET /files/{file_id}/thumbnail (#5553)

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* APIv4: GET /files/{file_id}/thumbnail

* added delay time
This commit is contained in:
Saturnino Abril
2017-03-01 10:18:36 +09:00
committed by enahum
parent 2a621f7470
commit 28c218db3b
3 changed files with 96 additions and 0 deletions
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33
api4/file.go
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@@ -23,6 +23,7 @@ func InitFile() {
BaseRoutes.Files.Handle("", ApiSessionRequired(uploadFile)).Methods("POST")
BaseRoutes.File.Handle("", ApiSessionRequired(getFile)).Methods("GET")
BaseRoutes.File.Handle("/thumbnail", ApiSessionRequired(getFileThumbnail)).Methods("GET")
}
@@ -92,6 +93,38 @@ func getFile(c *Context, w http.ResponseWriter, r *http.Request) {
}
}
func getFileThumbnail(c *Context, w http.ResponseWriter, r *http.Request) {
c.RequireFileId()
if c.Err != nil {
return
}
info, err := app.GetFileInfo(c.Params.FileId)
if err != nil {
c.Err = err
return
}
if info.CreatorId != c.Session.UserId && !app.SessionHasPermissionToChannelByPost(c.Session, info.PostId, model.PERMISSION_READ_CHANNEL) {
c.SetPermissionError(model.PERMISSION_READ_CHANNEL)
return
}
if info.ThumbnailPath == "" {
c.Err = model.NewLocAppError("getFileThumbnail", "api.file.get_file_thumbnail.no_thumbnail.app_error", nil, "file_id="+info.Id)
c.Err.StatusCode = http.StatusBadRequest
return
}
if data, err := app.ReadFile(info.ThumbnailPath); err != nil {
c.Err = err
c.Err.StatusCode = http.StatusNotFound
} else if err := writeFileResponse(info.Name, info.MimeType, data, w, r); err != nil {
c.Err = err
return
}
}
func writeFileResponse(filename string, contentType string, bytes []byte, w http.ResponseWriter, r *http.Request) *model.AppError {
w.Header().Set("Cache-Control", "max-age=2592000, public")
w.Header().Set("Content-Length", strconv.Itoa(len(bytes)))