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feat: add param to disable img resizing

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This commit is contained in:
Oleg Lobanov 2020-07-23 12:38:03 +02:00
parent bc00165094
commit aa78e3ab1f
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GPG key ID: 7CC64E41212621B0
7 changed files with 42 additions and 28 deletions
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3
http/http.go
View file

@ -59,7 +59,8 @@ func NewHandler(imgSvc ImgService, store *storage.Storage, server *settings.Serv
api.Handle("/settings", monkey(settingsPutHandler, "")).Methods("PUT")
api.PathPrefix("/raw").Handler(monkey(rawHandler, "/api/raw")).Methods("GET")
api.PathPrefix("/preview/{size}/{path:.*}").Handler(monkey(previewHandler(imgSvc), "/api/preview")).Methods("GET")
api.PathPrefix("/preview/{size}/{path:.*}").
Handler(monkey(previewHandler(imgSvc, server.EnableThumbnails, server.ResizePreview), "/api/preview")).Methods("GET")
api.PathPrefix("/command").Handler(monkey(commandsHandler, "/api/command")).Methods("GET")
api.PathPrefix("/search").Handler(monkey(searchHandler, "/api/search")).Methods("GET")

29
http/preview.go
View file

@ -24,7 +24,7 @@ type ImgService interface {
Resize(ctx context.Context, file afero.File, width, height int, out io.Writer, options ...img.Option) error
}
func previewHandler(imgSvc ImgService) handleFunc {
func previewHandler(imgSvc ImgService, enableThumbnails, resizePreview bool) handleFunc {
return withUser(func(w http.ResponseWriter, r *http.Request, d *data) (int, error) {
if !d.user.Perm.Download {
return http.StatusAccepted, nil
@ -50,14 +50,15 @@ func previewHandler(imgSvc ImgService) handleFunc {
switch file.Type {
case "image":
return handleImagePreview(imgSvc, w, r, file, size)
return handleImagePreview(imgSvc, w, r, file, size, enableThumbnails, resizePreview)
default:
return http.StatusNotImplemented, fmt.Errorf("can't create preview for %s type", file.Type)
}
})
}
func handleImagePreview(imgSvc ImgService, w http.ResponseWriter, r *http.Request, file *files.FileInfo, size string) (int, error) {
func handleImagePreview(imgSvc ImgService, w http.ResponseWriter, r *http.Request,
file *files.FileInfo, size string, enableThumbnails, resizePreview bool) (int, error) {
format, err := imgSvc.FormatFromExtension(file.Extension)
if err != nil {
// Unsupported extensions directly return the raw data
@ -73,30 +74,26 @@ func handleImagePreview(imgSvc ImgService, w http.ResponseWriter, r *http.Reques
}
defer fd.Close()
if format == img.FormatGif && size == sizeBig {
if _, err := rawFileHandler(w, r, file); err != nil {
return errToStatus(err), err
}
return 0, nil
}
var (
width int
height int
options []img.Option
)
switch size {
case sizeBig:
switch {
case size == sizeBig && resizePreview && format != img.FormatGif:
width = 1080
height = 1080
options = append(options, img.WithHighPriority())
case sizeThumb:
options = append(options, img.WithMode(img.ResizeModeFit), img.WithQuality(img.QualityMedium))
case size == sizeThumb && enableThumbnails:
width = 128
height = 128
options = append(options, img.WithMode(img.ResizeModeFill), img.WithQuality(img.QualityLow))
options = append(options, img.WithMode(img.ResizeModeFill), img.WithQuality(img.QualityLow), img.WithFormat(img.FormatJpeg))
default:
return http.StatusBadRequest, fmt.Errorf("unsupported preview size %s", size)
if _, err := rawFileHandler(w, r, file); err != nil {
return errToStatus(err), err
}
return 0, nil
}
if err := imgSvc.Resize(r.Context(), fd, width, height, w, options...); err != nil {

1
http/static.go
View file

@ -39,6 +39,7 @@ func handleWithStaticData(w http.ResponseWriter, _ *http.Request, d *data, box *
"CSS": false,
"ReCaptcha": false,
"Theme": d.settings.Branding.Theme,
"EnableThumbs": d.server.EnableThumbnails,
}
if d.settings.Branding.Files != "" {