package api import ( "fmt" "net/http" "path" "github.com/photoprism/photoprism/internal/config" "github.com/photoprism/photoprism/internal/repo" "github.com/photoprism/photoprism/internal/util" "github.com/gin-gonic/gin" "github.com/photoprism/photoprism/internal/photoprism" ) // GET /api/v1/thumbnails/:hash/:type // // Parameters: // hash: string The file hash as returned by the search API // type: string Thumbnail type, see photoprism.ThumbnailTypes func GetThumbnail(router *gin.RouterGroup, conf *config.Config) { router.GET("/thumbnails/:hash/:type", func(c *gin.Context) { fileHash := c.Param("hash") typeName := c.Param("type") thumbType, ok := photoprism.ThumbnailTypes[typeName] if !ok { log.Errorf("invalid type: %s", typeName) c.Data(http.StatusBadRequest, "image/svg+xml", photoIconSvg) return } r := repo.New(conf.OriginalsPath(), conf.Db()) file, err := r.FindFileByHash(fileHash) if err != nil { c.AbortWithStatusJSON(http.StatusNotFound, gin.H{"error": err.Error()}) return } fileName := path.Join(conf.OriginalsPath(), file.FileName) if !util.Exists(fileName) { log.Errorf("could not find original for thumbnail: %s", fileName) c.Data(http.StatusNotFound, "image/svg+xml", photoIconSvg) // Set missing flag so that the file doesn't show up in search results anymore file.FileMissing = true conf.Db().Save(&file) return } if thumbnail, err := photoprism.ThumbnailFromFile(fileName, file.FileHash, conf.ThumbnailsPath(), thumbType.Width, thumbType.Height, thumbType.Options...); err == nil { if c.Query("download") != "" { downloadFileName := file.DownloadFileName() c.Header("Content-Disposition", fmt.Sprintf("attachment; filename=%s", downloadFileName)) } c.File(thumbnail) } else { log.Errorf("could not create thumbnail: %s", err) c.Data(http.StatusBadRequest, "image/svg+xml", photoIconSvg) } }) }