module Playlist::Format::M3U
Module to parse and generate M3U
playlists
Public Class Methods
generate(playlist)
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Generate a M3U
file from a [Playlist] @param playlist [Playlist] the playlist to be converted to M3U
@return [String] M3U
as a string
# File lib/playlist/format/m3u.rb, line 30 def generate(playlist) text = "#EXTM3U\n" playlist.tracks.each do |t| duration = (t.duration / 1000).round text += "#EXTINF:#{duration},#{t.artist} - #{t.title}\n" text += "#{t.location}\n" end text end
parse(input)
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Parse a M3U
file into a [Playlist] @param input any object that responds to each_line
(either a String or a IO object)
@return [Playlist] a new Playlist
object
# File lib/playlist/format/m3u.rb, line 8 def parse(input) Playlist.new do |playlist| track = Playlist::Track.new input.each_line do |line| if (matches = line.match(/^#EXTINF:(-?\d+),\s*(.+?)\s*-\s*(.+?)\s*$/)) track.duration = matches[1].to_i * 1000 track.creator = matches[2] track.title = matches[3] else if line =~ /^[^#]\S+.+\s*$/ track.location = line.strip playlist.add_track(track) end track = Playlist::Track.new end end end end