Use date from file name if no metadata was found #396

Signed-off-by: Michael Mayer <michael@liquidbytes.net>

internal/photoprism/index_mediafile.go

@@ -468,7 +468,7 @@ func (ind *Index) MediaFile(m *MediaFile, o IndexOptions, originalName string) (
 			photo.PhotoExposure = m.Exposure()
 		}
 
-		if photo.TakenAt.IsZero() || photo.TakenAtLocal.IsZero() {
+		if photo.TakenSrc == entity.SrcAuto {
 			takenUtc, takenSrc := m.TakenAt()
 			photo.SetTakenAt(takenUtc, takenUtc, "", takenSrc)
 		}

internal/photoprism/mediafile_test.go

@@ -67,7 +67,26 @@ func TestMediaFile_DateCreated(t *testing.T) {
 
 func TestMediaFile_TakenAt(t *testing.T) {
 	conf := config.TestConfig()
+	t.Run("testdata/2018-04-12 19:24:49.gif", func(t *testing.T) {
+		mediaFile, err := NewMediaFile("testdata/2018-04-12 19:24:49.gif")
+		if err != nil {
+			t.Fatal(err)
+		}
 
+		date, src := mediaFile.TakenAt()
+		assert.Equal(t, "2018-04-12 19:24:49 +0000 UTC", date.String())
+		assert.Equal(t, entity.SrcName, src)
+	})
+	t.Run("testdata/2018-04-12 19:24:49.jpg", func(t *testing.T) {
+		mediaFile, err := NewMediaFile("testdata/2018-04-12 19:24:49.jpg")
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		date, src := mediaFile.TakenAt()
+		assert.Equal(t, "2018-04-12 19:24:49 +0000 UTC", date.String())
+		assert.Equal(t, entity.SrcName, src)
+	})
 	t.Run("telegram_2020-01-30_09-57-18.jpg", func(t *testing.T) {
 		mediaFile, err := NewMediaFile(conf.ExamplesPath() + "/telegram_2020-01-30_09-57-18.jpg")
 		if err != nil {

internal/photoprism/testdata/2018-04-12 19:24:49.json

@@ -0,0 +1,29 @@
+[{
+  "SourceFile": "/go/src/github.com/photoprism/photoprism/storage/originals/Debug/2018-04-12 19:24:49.gif",
+  "ExifToolVersion": 10.80,
+  "FileName": "2018-04-12 19:24:49.gif",
+  "Directory": "/go/src/github.com/photoprism/photoprism/storage/originals/Debug",
+  "FileSize": "4.9 MB",
+  "FileModifyDate": "2020:07:13 16:41:17+00:00",
+  "FileAccessDate": "2020:07:13 16:45:39+00:00",
+  "FileInodeChangeDate": "2020:07:13 16:45:37+00:00",
+  "FilePermissions": "rw-r--r--",
+  "FileType": "GIF",
+  "FileTypeExtension": "gif",
+  "MIMEType": "image/gif",
+  "GIFVersion": "89a",
+  "ImageWidth": 640,
+  "ImageHeight": 480,
+  "HasColorMap": "No",
+  "ColorResolutionDepth": 8,
+  "BitsPerPixel": 8,
+  "BackgroundColor": 0,
+  "AnimationIterations": "Infinite",
+  "XMPToolkit": "Adobe XMP Core 5.1.0-jc003",
+  "CameraBurstID": "830cb602-95b4-4c2e-aed3-0ce827b226de",
+  "Type": "GCameraAnimation",
+  "FrameCount": 35,
+  "Duration": "2.25 s",
+  "ImageSize": "640x480",
+  "Megapixels": 0.307
+}]

pkg/txt/convert_test.go

@@ -13,6 +13,12 @@ func TestTime(t *testing.T) {
 		assert.Equal(t, "2018-04-12 19:24:49 +0000 UTC", result.String())
 	})
 
+	t.Run("2018-04-12 19/24/49.gif", func(t *testing.T) {
+		result := Time("2018-04-12 19/24/49.gif")
+		assert.False(t, result.IsZero())
+		assert.Equal(t, "2018-04-12 19:24:49 +0000 UTC", result.String())
+	})
+
 	t.Run("/2020/1212/20130518_142022_3D657EBD.jpg", func(t *testing.T) {
 		result := Time("/2020/1212/20130518_142022_3D657EBD.jpg")
 		//assert.False(t, result.IsZero())