preserve subtitle language labels

.beads/interactions.jsonl

@@ -36,3 +36,4 @@
 {"id":"int-eca1f7f8","kind":"field_change","created_at":"2026-05-25T16:33:55.331041Z","actor":"dirtydishes","issue_id":"dreamio-9sp","extra":{"field":"status","new_value":"closed","old_value":"in_progress","reason":"Accepted Stremio subtitle download URLs in the bridge, parser, resolver, and regression tests."}}
 {"id":"int-99b3cb8b","kind":"field_change","created_at":"2026-05-25T16:54:58.390731Z","actor":"dirtydishes","issue_id":"dreamio-2ju","extra":{"field":"status","new_value":"closed","old_value":"in_progress","reason":"Fixed by preserving OpenSubtitles subtitle display metadata through VLC external track attachment and adding display-name tests."}}
 {"id":"int-697dc66d","kind":"field_change","created_at":"2026-05-25T17:01:32.697187Z","actor":"dirtydishes","issue_id":"dreamio-0lt","extra":{"field":"status","new_value":"closed","old_value":"open","reason":"not implementing now; user asked only to move previous work to the audio-track-selection branch"}}
+{"id":"int-c9b3bcd7","kind":"field_change","created_at":"2026-05-25T17:48:09.142384Z","actor":"dirtydishes","issue_id":"dreamio-ejh","extra":{"field":"status","new_value":"closed","old_value":"in_progress","reason":"Fixed by preserving known external subtitle display names for generic VLC subtitle tracks and expanding language-code aliases."}}

.beads/issues.jsonl

@@ -1,4 +1,5 @@
 {"_type":"issue","id":"dreamio-8cz","title":"fix stremio external subtitle loading regression","description":"After adding late subtitle forwarding for native playback, Stremio external subtitle loading is failing. Investigate the injected bridge and native subtitle forwarding path, then adjust behavior so Stremio can still load external subtitles while native playback receives late candidates.","status":"closed","priority":0,"issue_type":"bug","assignee":"dirtydishes","owner":"dishes@dpdrm.com","created_at":"2026-05-25T11:05:42Z","created_by":"dirtydishes","updated_at":"2026-05-25T11:07:35Z","started_at":"2026-05-25T11:05:55Z","closed_at":"2026-05-25T11:07:35Z","close_reason":"Hardened subtitle bridge network observers so non-text Stremio subtitle loads are not touched, and made parser traversal deterministic for metadata preservation.","dependency_count":0,"dependent_count":0,"comment_count":0}
+{"_type":"issue","id":"dreamio-ejh","title":"Preserve external subtitle language names in VLC captions menu","description":"VLC can surface externally attached subtitle slaves as generic Track N labels even though Dreamio already knows the OpenSubtitles language metadata. Preserve and apply that metadata when building the native captions menu so users can distinguish subtitle languages.","status":"closed","priority":1,"issue_type":"bug","assignee":"dirtydishes","owner":"dishes@dpdrm.com","created_at":"2026-05-25T17:46:38Z","created_by":"dirtydishes","updated_at":"2026-05-25T17:48:09Z","started_at":"2026-05-25T17:46:43Z","closed_at":"2026-05-25T17:48:09Z","close_reason":"Fixed by preserving known external subtitle display names for generic VLC subtitle tracks and expanding language-code aliases.","dependency_count":0,"dependent_count":0,"comment_count":0}
 {"_type":"issue","id":"dreamio-9sp","title":"Accept Stremio subtitle download URLs","description":"Runtime logs show Stremio external subtitle tracks using subs5.strem.io /en/download URLs. The subtitle bridge and Swift parser currently reject those URLs because they do not have a subtitle file extension and are not on an OpenSubtitles host, so native playback receives zero external subtitle candidates.","status":"closed","priority":1,"issue_type":"bug","assignee":"dirtydishes","owner":"dishes@dpdrm.com","created_at":"2026-05-25T16:32:04Z","created_by":"dirtydishes","updated_at":"2026-05-25T16:33:55Z","started_at":"2026-05-25T16:32:10Z","closed_at":"2026-05-25T16:33:55Z","close_reason":"Accepted Stremio subtitle download URLs in the bridge, parser, resolver, and regression tests.","dependency_count":0,"dependent_count":0,"comment_count":0}
 {"_type":"issue","id":"dreamio-433","title":"Filter false OpenSubtitles subtitle candidates","description":"Dreamio is treating addon artwork and OpenSubtitles addon endpoints as external subtitle candidates, which causes the native player UI to show only embedded subtitles. Tighten subtitle URL detection in the web bridge and Swift parser, and add regression coverage for the logged false positives.","status":"closed","priority":1,"issue_type":"bug","assignee":"dirtydishes","owner":"dishes@dpdrm.com","created_at":"2026-05-25T16:20:47Z","created_by":"dirtydishes","updated_at":"2026-05-25T16:22:50Z","started_at":"2026-05-25T16:20:50Z","closed_at":"2026-05-25T16:22:50Z","close_reason":"Fixed by tightening OpenSubtitles subtitle URL filtering in the web bridge and Swift parser, plus adding regression coverage for logged artwork and addon endpoint false positives.","dependency_count":0,"dependent_count":0,"comment_count":0}
 {"_type":"issue","id":"dreamio-urs","title":"Fix OpenSubtitles manifest-style subtitle URLs","description":"OpenSubtitles subtitle candidates discovered from Stremio are being resolved as manifest.json_N URLs, producing 404s and leaving only embedded subtitles visible. Preserve and resolve real subtitle URLs so external subtitle tracks can attach in the native player.","status":"closed","priority":1,"issue_type":"bug","assignee":"dirtydishes","owner":"dishes@dpdrm.com","created_at":"2026-05-25T16:16:52Z","created_by":"dirtydishes","updated_at":"2026-05-25T16:18:29Z","started_at":"2026-05-25T16:16:57Z","closed_at":"2026-05-25T16:18:29Z","close_reason":"Fixed by rejecting OpenSubtitles manifest.json_N identifiers as playable subtitle URLs, promoting file_id values to API download URLs, and adding parser coverage for the live log shape.","dependency_count":0,"dependent_count":0,"comment_count":0}

Dreamio/StreamCandidate.swift

@@ -48,13 +48,48 @@ enum SubtitleDisplayName {
     ]
 
     private static let languageCodeAliases = [
+        "ara": "ar",
+        "ar": "ar",
+        "cze": "cs",
+        "ces": "cs",
+        "cs": "cs",
+        "dan": "da",
+        "da": "da",
+        "de": "de",
+        "deu": "de",
+        "ell": "el",
+        "el": "el",
         "eng": "en",
         "en": "en",
+        "fin": "fi",
+        "fi": "fi",
         "spa": "es",
         "es": "es",
+        "ger": "de",
+        "gre": "el",
+        "heb": "he",
+        "he": "he",
+        "hun": "hu",
+        "hu": "hu",
         "fre": "fr",
         "fra": "fr",
-        "fr": "fr"
+        "fr": "fr",
+        "dut": "nl",
+        "nld": "nl",
+        "nl": "nl",
+        "per": "fa",
+        "fas": "fa",
+        "fa": "fa",
+        "pob": "pt",
+        "por": "pt",
+        "pt": "pt",
+        "ron": "ro",
+        "rum": "ro",
+        "ro": "ro",
+        "srp": "sr",
+        "sr": "sr",
+        "tur": "tr",
+        "tr": "tr"
     ]
 
     static func displayName(for candidate: SubtitleCandidate) -> String {

Dreamio/VLCNativePlaybackBackend.swift

@@ -329,6 +329,7 @@ final class VLCNativePlaybackBackend: NSObject, NativePlaybackBackend {
             .filter { $0.id >= 0 }
             .filter { !externalSubtitleBaselineTrackIDs.contains($0.id) }
             .filter { externalSubtitleDisplayNamesByTrackID[$0.id] == nil }
+            .filter { SubtitleDisplayName.isGenericLabel($0.name) }
             .sorted { $0.id < $1.id }
             .forEach { track in
                 guard !pendingExternalSubtitleDisplayNames.isEmpty else {

Tests/StreamResolverTests.swift

@@ -472,6 +472,22 @@ struct StreamResolverTests {
             )),
             "movie.es"
         )
+        assertEqual(
+            SubtitleDisplayName.displayName(for: SubtitleCandidate(
+                url: URL(string: "https://opensubtitles.example.test/download/subtitle.srt")!,
+                label: "Track 3",
+                language: "nld"
+            )),
+            "Dutch"
+        )
+        assertEqual(
+            SubtitleDisplayName.displayName(for: SubtitleCandidate(
+                url: URL(string: "https://opensubtitles.example.test/download/subtitle.srt")!,
+                label: "Track 4",
+                language: "dan"
+            )),
+            "Danish"
+        )
     }
 
     private static func testSubtitleDisplayNameUsesPreservedNamesForGenericVLCTracks() {