82 lines
1.5 KiB
Bash
82 lines
1.5 KiB
Bash
#!/usr/bin/env bash
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PLAYLIST="$1"
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set -e
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SONGS="$(find $HOME/Music -type f)"
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SONG_COUNT="$(echo "$SONGS" | wc -l)"
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function pick_song() {
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num=$(( 1 + $RANDOM % $SONG_COUNT ))
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echo "$SONGS" | sed "${num}q;d"
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}
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function get_flags() {
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path="$1"
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meuadata="flac"
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genre="$(ffmpeg -i "${path}" 2>&1 | grep GENRE | sed -e 's/^.*: //')"
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if [[ "$(echo "${path}" | sed -e 's/^.*\.\([^\.]*\)$/\1/')" == "mp3" ]]
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then
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metadata="mp3"
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genre="$(id3v2 -l "${path}" | grep '^TCON' | sed -e 's/^.*: //')"
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fi
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echo $genre
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}
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function in_playlist() {
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flags="$1"
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playlist="$2"
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playlists="
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ALL:(HE|ME|LE)
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HE:HE
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MHE:(ME|HE)
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ME:ME
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LME:(LE|ME)
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LO:LO
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LOFI:LOFI
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LE_LOFI:(LE|LOFI)
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"
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query="$(echo "$playlists" | grep --ignore-case " ${playlist}:" | sed 's/^.*://')"
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if [[ "$(echo "$flags" | grep -E --no-ignore-case "$query")" != "" ]]
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then
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echo true
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else
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echo false
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fi
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}
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function get_like_level() {
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flags="$1"
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level="$(echo "$flags" | sed -e 's/^.*L\([0-3]\).*$/\1/')"
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if [[ "$level" == "$(echo "$level" | tr -dc '0-3')" ]]
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then
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echo $level
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fi
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}
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function shuffle() {
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playlist="$1"
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song="$(pick_song)"
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flags="$(get_flags "$song")"
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in_list=$(in_playlist "$flags" "$playlist")
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like=$(get_like_level "$flags")
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like_min=$(( 1 + $RANDOM % 3 ))
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if [[ "$in_list" == "false" || "$like" -lt "$like_min" ]]
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then
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shuffle "$playlist"
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else
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mpd_song="$(echo "$song" | sed -e 's|.*/Music/||')"
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echo "$mpd_song"
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mpc add "$mpd_song"
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fi
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}
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echo "$(shuffle $PLAYLIST)"
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