mirror of https://github.com/stashapp/stash.git
82 lines
1.9 KiB
Go
82 lines
1.9 KiB
Go
package api
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import (
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"context"
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"net/http"
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"strconv"
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"github.com/go-chi/chi"
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"github.com/stashapp/stash/pkg/image"
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"github.com/stashapp/stash/pkg/manager"
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"github.com/stashapp/stash/pkg/models"
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"github.com/stashapp/stash/pkg/utils"
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)
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type imageRoutes struct {
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txnManager models.TransactionManager
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}
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func (rs imageRoutes) Routes() chi.Router {
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r := chi.NewRouter()
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r.Route("/{imageId}", func(r chi.Router) {
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r.Use(ImageCtx)
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r.Get("/image", rs.Image)
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r.Get("/thumbnail", rs.Thumbnail)
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})
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return r
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}
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// region Handlers
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func (rs imageRoutes) Thumbnail(w http.ResponseWriter, r *http.Request) {
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image := r.Context().Value(imageKey).(*models.Image)
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filepath := manager.GetInstance().Paths.Generated.GetThumbnailPath(image.Checksum, models.DefaultGthumbWidth)
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// if the thumbnail doesn't exist, fall back to the original file
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exists, _ := utils.FileExists(filepath)
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if exists {
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http.ServeFile(w, r, filepath)
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} else {
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rs.Image(w, r)
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}
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}
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func (rs imageRoutes) Image(w http.ResponseWriter, r *http.Request) {
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i := r.Context().Value(imageKey).(*models.Image)
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// if image is in a zip file, we need to serve it specifically
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image.Serve(w, r, i.Path)
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}
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// endregion
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func ImageCtx(next http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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imageIdentifierQueryParam := chi.URLParam(r, "imageId")
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imageID, _ := strconv.Atoi(imageIdentifierQueryParam)
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var image *models.Image
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manager.GetInstance().TxnManager.WithReadTxn(r.Context(), func(repo models.ReaderRepository) error {
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qb := repo.Image()
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if imageID == 0 {
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image, _ = qb.FindByChecksum(imageIdentifierQueryParam)
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} else {
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image, _ = qb.Find(imageID)
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}
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return nil
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})
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if image == nil {
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http.Error(w, http.StatusText(404), 404)
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return
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}
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ctx := context.WithValue(r.Context(), imageKey, image)
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next.ServeHTTP(w, r.WithContext(ctx))
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})
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}
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