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photoview/api/routes/photos.go

70 lines
1.9 KiB
Go

package routes
import (
"log"
"net/http"
"os"
"github.com/gorilla/mux"
"gorm.io/gorm"
"github.com/photoview/photoview/api/graphql/models"
"github.com/photoview/photoview/api/scanner"
)
func RegisterPhotoRoutes(db *gorm.DB, router *mux.Router) {
router.HandleFunc("/{name}", func(w http.ResponseWriter, r *http.Request) {
mediaName := mux.Vars(r)["name"]
var mediaURL models.MediaURL
result := db.Model(&models.MediaURL{}).Joins("Media").Select("media_urls.*").Where("media_urls.media_name = ?", mediaName).Scan(&mediaURL)
if err := result.Error; err != nil {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("404"))
return
}
media := mediaURL.Media
if success, response, status, err := authenticateMedia(media, db, r); !success {
if err != nil {
log.Printf("WARN: error authenticating photo: %s\n", err)
}
w.WriteHeader(status)
w.Write([]byte(response))
return
}
cachedPath, err := mediaURL.CachedPath()
if err != nil {
log.Printf("ERROR: %s\n", err)
w.WriteHeader(http.StatusInternalServerError)
w.Write([]byte("internal server error"))
return
}
if _, err := os.Stat(cachedPath); os.IsNotExist((err)) {
// err := db.Transaction(func(tx *gorm.DB) error {
if err = scanner.ProcessSingleMedia(db, media); err != nil {
log.Printf("ERROR: processing image not found in cache (%s): %s\n", cachedPath, err)
w.WriteHeader(http.StatusInternalServerError)
w.Write([]byte("internal server error"))
return
}
if _, err = os.Stat(cachedPath); err != nil {
log.Printf("ERROR: after reprocessing image not found in cache (%s): %s\n", cachedPath, err)
w.WriteHeader(http.StatusInternalServerError)
w.Write([]byte("internal server error"))
return
}
}
// Allow caching the resource for 1 day
w.Header().Set("Cache-Control", "private, max-age=86400, immutable")
http.ServeFile(w, r, cachedPath)
})
}