history.lua

history.lua

--logs filename and timeposition to a history file when closing mpv
--needs wc for word counting
local msg = require 'mp.msg'

-- default options, .conf is read
local options = {
    history_file = os.getenv("HOME") .. "/.mpv/history",  
    line_limit = 20, --set to 0 for unlimited history logging
                     --by default it will log the last 20 files
}


function append_history()
    file_in = mp.get_property("path", "")
    file_in = string.gsub(file_in, "'", "'\\''")

    timepos = mp.get_property_osd("time-pos")

    if timepos == "" then
        timepos = "00:00:00"
    end

    local handle = io.popen('wc -l ' .. options.history_file)
    local wc = handle:read("*a")
    handle:close()

    if wc == "" then
        lines = 0
    else    
        lines = string.gsub(wc, "(.*)( )(.*)", "%1")
        lines = tonumber(lines)
    end

    msg.info("lines: " .. lines)

    if string.sub(file_in,1,4) == "http" then
        title = mp.get_property("media-title")
        title = string.gsub(title, "'", "'\\''")
        command = "echo '" .. timepos .. " - " .. title .. " " .. file_in .. "' >> " .. options.history_file
    else
        command = "echo '" .. timepos .. " - " .. file_in .. "' >> " .. options.history_file
    end

    if options.line_limit ~= 0 and lines > (options.line_limit-1) then
        shift = 'echo -e "$(sed \'1d\' ' .. options.history_file .. ')" > ' .. options.history_file
        msg.info(shift)
        os.execute(shift)
    end

    msg.info(command)
    os.execute(command)
end

mp.add_hook("on_unload", 50, append_history)