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feat(liquidsoap): filename-based fallback when title/album tags are empty

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devilreef 2026-04-30 19:24:46 +06:00
parent 1c4c875c10
commit a83d063814
Signed by: devilreef
SSH key fingerprint: SHA256:UZisRr4iuXx+IhkbZnR655L2RWAT6o2rgbGv5F/6m3Y
1 changed files with 25 additions and 4 deletions
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29
config/liquidsoap.liq
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@ -56,6 +56,27 @@ def make_deck(dir) =
{ source = request.dynamic(next_request), peek = peek }
end
# filename-based fallbacks for tracks with empty embedded tags.
# strips leading "08. " / "12 - " etc. from the file stem.
def filename_title(filename) =
base = path.basename(filename)
ext = file.extension(leading_dot=true, base)
stem =
if ext != "" then
string.sub(base, start=0, length=string.length(base) - string.length(ext))
else base end
re = regexp("^[0-9]+[. \\-]+ *")
re.replace(fun(_) -> "", stem)
end
def filename_album(filename) =
path.basename(path.dirname(filename))
end
def or_else(s, fallback) =
if s == "" then fallback else s end
end
# walk up from the audio file to find cover.{jpg,png,webp}.
# falls back to <station>/cover.* (one level above tracks/).
def cover_for(filename) =
@ -85,9 +106,9 @@ def track_meta_json(filename) =
request.destroy(r)
d = null.get(default=-1., request.duration(filename))
obj = json()
obj.add("title", m["title"])
obj.add("title", or_else(m["title"], filename_title(filename)))
obj.add("artist", m["artist"])
obj.add("album", m["album"])
obj.add("album", or_else(m["album"], filename_album(filename)))
obj.add("duration", if d > 0. then string(int_of_float(d)) else "" end)
obj.add("cover_path", cover_for(filename))
obj
@ -108,8 +129,8 @@ def emit_now_playing(station, m, upcoming) =
payload = json()
payload.add("station", station)
payload.add("artist", m["artist"])
payload.add("title", m["title"])
payload.add("album", m["album"])
payload.add("title", or_else(m["title"], filename_title(filename)))
payload.add("album", or_else(m["album"], filename_album(filename)))
payload.add("filename", filename)
payload.add("duration", dur_str)
payload.add("started_at", string(int_of_float(time())))