photoprism/internal/api/download_file.go

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package api
import (
"net/http"
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"github.com/photoprism/photoprism/internal/customize"
"github.com/gin-gonic/gin"
"github.com/photoprism/photoprism/internal/get"
"github.com/photoprism/photoprism/internal/photoprism"
"github.com/photoprism/photoprism/internal/query"
"github.com/photoprism/photoprism/pkg/clean"
"github.com/photoprism/photoprism/pkg/fs"
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)
// TODO: GET /api/v1/dl/file/:hash
// TODO: GET /api/v1/dl/photo/:uid
// TODO: GET /api/v1/dl/album/:uid
// DownloadName returns the download file name type.
func DownloadName(c *gin.Context) customize.DownloadName {
switch c.Query("name") {
case "file":
return customize.DownloadNameFile
case "share":
return customize.DownloadNameShare
case "original":
return customize.DownloadNameOriginal
default:
return get.Config().Settings().Download.Name
}
}
// GetDownload returns the raw file data.
//
// The request parameters are:
//
// - hash: string The file hash as returned by the files/photos endpoint
//
// GET /api/v1/dl/:hash
func GetDownload(router *gin.RouterGroup) {
router.GET("/dl/:hash", func(c *gin.Context) {
if InvalidDownloadToken(c) {
c.Data(http.StatusForbidden, "image/svg+xml", brokenIconSvg)
return
}
fileHash := clean.Token(c.Param("hash"))
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f, err := query.FileByHash(fileHash)
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if err != nil {
c.AbortWithStatusJSON(404, gin.H{"error": err.Error()})
return
}
fileName := photoprism.FileName(f.FileRoot, f.FileName)
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if !fs.FileExists(fileName) {
log.Errorf("download: file %s is missing", clean.Log(f.FileName))
c.Data(404, "image/svg+xml", brokenIconSvg)
// Set missing flag so that the file doesn't show up in search results anymore.
logError("download", f.Update("FileMissing", true))
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return
}
c.FileAttachment(fileName, f.DownloadName(DownloadName(c), 0))
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})
}