add artist and album to audios and videos if available

app/src/main/kotlin/com/simplemobiletools/filemanager/dialogs/PropertiesDialog.kt

@@ -41,9 +41,13 @@ class PropertiesDialog() {
             addProperty(R.string.resolution, file.getImageResolution())
         } else if (file.isAudio()) {
             addProperty(R.string.duration, file.getDuration())
+            addProperty(R.string.artist, file.getArtist())
+            addProperty(R.string.album, file.getAlbum())
         } else if (file.isVideo()) {
             addProperty(R.string.duration, file.getDuration())
             addProperty(R.string.resolution, file.getVideoResolution())
+            addProperty(R.string.artist, file.getArtist())
+            addProperty(R.string.album, file.getAlbum())
         }
 
         AlertDialog.Builder(context)
@@ -76,7 +80,10 @@ class PropertiesDialog() {
                 .show()
     }
 
-    private fun addProperty(labelId: Int, value: String) {
+    private fun addProperty(labelId: Int, value: String?) {
+        if (value == null)
+            return
+
         val view = mInflater.inflate(R.layout.property_item, mPropertyView, false)
         view.property_label.text = mResources.getString(labelId)
         view.property_value.text = value

app/src/main/kotlin/com/simplemobiletools/filemanager/extensions/file.kt

@@ -36,6 +36,18 @@ fun File.getDuration(): String {
     return getFormattedDuration((timeInMillisec / 1000).toInt())
 }
 
+fun File.getArtist(): String? {
+    val retriever = MediaMetadataRetriever()
+    retriever.setDataSource(path)
+    return retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_ARTIST)
+}
+
+fun File.getAlbum(): String? {
+    val retriever = MediaMetadataRetriever()
+    retriever.setDataSource(path)
+    return retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_ALBUM)
+}
+
 fun File.getVideoResolution(): String {
     try {
         val retriever = MediaMetadataRetriever()

app/src/main/res/values-de/strings.xml

@@ -44,6 +44,8 @@
     <string name="files_count">Total files count</string>
     <string name="resolution">Resolution</string>
     <string name="duration">Duration</string>
+    <string name="artist">Artist</string>
+    <string name="album">Album</string>
 
     <plurals name="items_deleted">
         <item quantity="one">1 Datei/Ordner gelöscht</item>

app/src/main/res/values-it/strings.xml

@@ -44,6 +44,8 @@
     <string name="files_count">Total files count</string>
     <string name="resolution">Resolution</string>
     <string name="duration">Duration</string>
+    <string name="artist">Artist</string>
+    <string name="album">Album</string>
 
     <plurals name="items_deleted">
         <item quantity="one">1 elemento eliminato</item>

app/src/main/res/values-ja/strings.xml

@@ -44,6 +44,8 @@
     <string name="files_count">Total files count</string>
     <string name="resolution">Resolution</string>
     <string name="duration">Duration</string>
+    <string name="artist">Artist</string>
+    <string name="album">Album</string>
 
     <plurals name="items_deleted">
         <item quantity="one">1 アイテムを削除しました</item>

app/src/main/res/values-pt-rPT/strings.xml

@@ -44,6 +44,8 @@
     <string name="files_count">Total files count</string>
     <string name="resolution">Resolution</string>
     <string name="duration">Duration</string>
+    <string name="artist">Artist</string>
+    <string name="album">Album</string>
 
     <plurals name="items_deleted">
         <item quantity="one">1 item eliminado</item>

app/src/main/res/values-sv/strings.xml

@@ -44,6 +44,8 @@
     <string name="files_count">Total files count</string>
     <string name="resolution">Resolution</string>
     <string name="duration">Duration</string>
+    <string name="artist">Artist</string>
+    <string name="album">Album</string>
 
     <plurals name="items_deleted">
         <item quantity="one">1 objekt borttagen</item>

app/src/main/res/values/strings.xml

@@ -44,6 +44,8 @@
     <string name="files_count">Total files count</string>
     <string name="resolution">Resolution</string>
     <string name="duration">Duration</string>
+    <string name="artist">Artist</string>
+    <string name="album">Album</string>
 
     <plurals name="items_deleted">
         <item quantity="one">1 item deleted</item>