Merge pull request #17 from SijmenHuizenga/timstamps

Set timestamps of downloaded files to media creation timestamp

downloader/downloader.go

@@ -4,6 +4,7 @@ import (
 	"crypto/md5"
 	"encoding/hex"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io"
 	"io/ioutil"
@@ -233,6 +234,18 @@ func (d *Downloader) downloadImage(item *LibraryItem, filePath string) error {
 		return err
 	}
 
+	// close file to prevent conflicts with writing new timestamp in next step
+	output.Close()
+
+	//If timestamp is available, set access time to current timestamp and set modified time to the time the item was first created (not when it was uploaded to Google Photos)
+	t, err := time.Parse(time.RFC3339, item.MediaMetadata.CreationTime)
+	if err == nil {
+		err = os.Chtimes(filePath, time.Now(), t)
+		if err != nil {
+			return errors.New("failed writing timestamp to file: " + err.Error())
+		}
+	}
+
 	log.Printf("Downloaded '%v' [saved as '%v'] (%v)", item.FileName, item.UsedFileName, humanize.Bytes(uint64(n)))
 
 	d.stats.UpdateStatsDownloaded(uint64(n), 1)