92ad57febe
That was the original intention, but I didn’t understand that lua would fail with "r+" if the file does not exist (and "w+" truncates the file, so you have to try "r+" and then fall back to "w+" which will create the file as well.) Change-Id: Ib238f0b73ab403ceeaf035d053a14eba718d1b48 Reviewed-on: https://cl.tvl.fyi/c/depot/+/12562 Reviewed-by: Profpatsch <mail@profpatsch.de> Tested-by: BuildkiteCI
68 lines
2.6 KiB
Lua
68 lines
2.6 KiB
Lua
-- This function formats the current timestamp in the [mm:ss.ms] format
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function format_timestamp(seconds)
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local minutes = math.floor(seconds / 60)
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local seconds = seconds % 60
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return string.format("[%02d:%05.2f]", minutes, seconds)
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end
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-- Get the user’s cache directory
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local cache_dir = os.getenv("XDG_CACHE_HOME") or os.getenv("HOME") .. "/.cache"
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-- This function writes the timestamp to the LRC file
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function write_timestamp_to_lrc()
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local filename = mp.get_property("path")
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if not filename then
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mp.msg.warn("No file currently playing.")
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return
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end
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-- Extract metadata for artist, title, and album
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local artist = mp.get_property("metadata/by-key/ARTIST", "Unknown Artist")
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local title = mp.get_property("metadata/by-key/TITLE", "Unknown Title")
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local album = mp.get_property("metadata/by-key/ALBUM", "Unknown Album")
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-- Construct the lrc dir
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local dir = cache_dir .. "/lyric/timed"
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local lrc_filename = string.format("%s/%s - %s - %s.lrc", dir, artist, album, title)
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-- Get current playback time
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local current_time = mp.get_property_number("time-pos", 0)
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local formatted_time = format_timestamp(current_time)
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-- If the file does not exist, or is empty, create it and add metadata in the following format:
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-- [ar: Chubby Checker oppure Beatles, The]
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-- [al: Hits Of The 60's - Vol. 2 – Oldies]
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-- [ti: Let's Twist Again]
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-- [au: Written by Kal Mann / Dave Appell, 1961]
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-- [length: 2:23]
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local file = io.open(lrc_filename, "r+")
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if not file then
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file = io.open(lrc_filename, "w+")
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end
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-- read the file and check whether it only contains whitespace
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local content = file:read("*all")
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if content:match("^%s*$") then
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file:write("[ar: " .. artist .. "]\n")
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file:write("[al: " .. album .. "]\n")
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file:write("[ti: " .. title .. "]\n")
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local duration = mp.get_property_number("duration", 0)
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local formatted_duration = string.format("%02d:%02d", math.floor(duration / 60), duration % 60)
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file:write("[length: " .. formatted_duration .. "]\n")
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file:write("\n")
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end
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file:close()
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-- Append the timestamp to the LRC file
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local file = io.open(lrc_filename, "a")
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if file then
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file:write(formatted_time .. "\n")
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file:close()
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mp.msg.info("Timestamp " .. formatted_time .. " added to " .. lrc_filename)
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else
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mp.msg.error("Failed to open " .. lrc_filename)
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end
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end
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-- Bind Ctrl+l to the function that writes the timestamp
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mp.add_key_binding("Ctrl+l", "insert_timestamp", write_timestamp_to_lrc)
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