Metadata: Automatically detect scans based on metadata #322

Signed-off-by: Michael Mayer <michael@photoprism.app>

internal/entity/camera.go

@@ -140,6 +140,15 @@ func (m *Camera) String() string {
 	return clean.Log(m.CameraName)
 }
 
+// Scanner checks whether the model appears to be a scanner.
+func (m *Camera) Scanner() bool {
+	if m.CameraSlug == "" {
+		return false
+	}
+
+	return strings.Contains(m.CameraSlug, "scan")
+}
+
 // Unknown returns true if the camera is not a known make or model.
 func (m *Camera) Unknown() bool {
 	return m.CameraSlug == "" || m.CameraSlug == UnknownCamera.CameraSlug

internal/entity/camera_test.go

@@ -137,3 +137,22 @@ func TestCamera_String(t *testing.T) {
 		assert.Equal(t, "Unknown", cameraString)
 	})
 }
+
+func TestCamera_Scanner(t *testing.T) {
+	t.Run("model XXX make Nikon", func(t *testing.T) {
+		camera := NewCamera("XXX", "Nikon")
+		assert.False(t, camera.Scanner())
+	})
+	t.Run("MS Scanner", func(t *testing.T) {
+		camera := NewCamera("MS Scanner", "")
+		assert.True(t, camera.Scanner())
+	})
+	t.Run("model Unknown make XXX", func(t *testing.T) {
+		camera := NewCamera("", "test")
+		assert.False(t, camera.Scanner())
+	})
+	t.Run("model Unknown make Unknown", func(t *testing.T) {
+		camera := NewCamera("", "")
+		assert.False(t, camera.Scanner())
+	})
+}

internal/entity/photo.go

@@ -654,6 +654,10 @@ func (m *Photo) SetCamera(camera *Camera, source string) {
 	m.CameraID = camera.ID
 	m.Camera = camera
 	m.CameraSrc = source
+
+	if !m.PhotoScan && m.Camera.Scanner() {
+		m.PhotoScan = true
+	}
 }
 
 // SetLens updates the lens.