command: add back track-list/N/external-filename property

In addition to the no-ext variant. These actually return filenames now.

Author: Dudemanguy

DOCS/interface-changes/property-paths.txt

@@ -1,2 +1,3 @@
 `track-list/N/external-filename` was renamed to `track-list/N/external-path`
 the `path` and `track-list/N/external-filename` properties always return a full, absolute path
+add `track-list/N/external-filename` and `track-list/N/external-filename/no-ext` properties

DOCS/man/input.rst

@@ -3289,6 +3289,14 @@ Property list
         ``yes``/true if the track is an external file, ``no``/false or
         unavailable otherwise. This is set for separate subtitle files.
 
+    ``track-list/N/external-filename``
+        The filename if the track is from an external file, unavailable
+        otherwise.
+
+    ``track-list/N/external-filename/no-ext``
+        Like ``track-list/N/external-filename`` but if the text contains a
+        ``.``, strip all text after the last ``.``.
+
     ``track-list/N/external-path``
         The absolute path if the track is from an external file, unavailable
         otherwise.

player/command.c

@@ -2002,6 +2002,27 @@ static int get_track_entry(int item, int action, void *arg, void *ctx)
 
     char *external_path = mp_normalize_user_path(mpctx, mpctx->global,
                                                  track->external_filename);
+    char *external_filename = NULL;
+    char *external_filename_no_ext = NULL;
+
+    char *path_dup = talloc_strdup(NULL, external_path);
+    if (path_dup) {
+        if (mp_is_url(bstr0(path_dup)))
+            mp_url_unescape_inplace(path_dup);
+        char *basename = (char *)mp_basename(path_dup);
+        external_filename = talloc_strdup(NULL, basename);
+        talloc_free(path_dup);
+    }
+
+    char *filename_dup = talloc_strdup(NULL, external_filename);
+    if (filename_dup) {
+        bstr root;
+        if (mp_splitext(filename_dup, &root)) {
+            char *no_ext = bstrto0(filename_dup, root);
+            external_filename_no_ext = talloc_strdup(NULL, no_ext);
+        }
+        talloc_free(filename_dup);
+    }
 
     struct mp_codec_params p =
         track->stream ? *track->stream->codec : (struct mp_codec_params){0};
@@ -2054,6 +2075,10 @@ static int get_track_entry(int item, int action, void *arg, void *ctx)
         {"external",    SUB_PROP_BOOL(track->is_external)},
         {"selected",    SUB_PROP_BOOL(track->selected)},
         {"main-selection", SUB_PROP_INT(order), .unavailable = order < 0},
+        {"external-filename", SUB_PROP_STR(external_filename),
+                        .unavailable = !external_filename},
+        {"external-filename/no-ext", SUB_PROP_STR(external_filename_no_ext),
+                        .unavailable = !external_filename_no_ext},
         {"external-path", SUB_PROP_STR(external_path),
                         .unavailable = !external_path},
         {"ff-index",    SUB_PROP_INT(track->ff_index)},
@@ -2129,6 +2154,8 @@ static int get_track_entry(int item, int action, void *arg, void *ctx)
     }
 
 done:
+    talloc_free(external_filename);
+    talloc_free(external_filename_no_ext);
     talloc_free(external_path);
     talloc_free(tag_list);
     return ret;