193 lines
4.5 KiB
Bash
Executable File
193 lines
4.5 KiB
Bash
Executable File
#!/bin/bash -x
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# Fonction de réinitialisation en cas de perte de la connexion
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self-reset() {
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echo "<span foreground=\"#515151\">[--:-- --:-- --:--]</span>"
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sleep 1
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exec "$0"
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}
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trap self-reset PIPE
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# Initialisation de la connexion au serveur
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# coproc nc -U /home/breizh/.mpd/socket
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coproc socat -T 5 stdio /home/breizh/.mpd/socket
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IN=${COPROC[1]}
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OUT=${COPROC[0]}
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#echo "password xxx" >&"${IN}"
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# Initialisation des valeurs par défaut et des fonctions
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declare -i SCROLL=50 I=0
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declare -- artist song
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declare -A old
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human_time() {
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local seconds="${1}"
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if [[ -z "$seconds" || "$seconds" -lt 0 ]]
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then
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echo "--:--"
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return
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fi
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local minutes=$(( seconds / 60 ))
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seconds=$(( seconds % 60 ))
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if [[ "$minutes" -ge 90 ]]
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then
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local hours=$(( minutes / 60 ))
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minutes=$(( minutes % 60 ))
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printf "%2dh%02d\n" "$hours" "$minutes"
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else
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printf "%2d:%02d\n" "$minutes" "$seconds"
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fi
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return
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}
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# Initialisation de l’état
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echo "status" >&"$IN"
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while read -t 0.1 -u "$OUT" output
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do
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[[ "$output" =~ : ]] && o[${output%%:*}]="${output#*: }"
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done
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# Boucle principale
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while [[ -n "$COPROC_PID" ]]
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do
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# Gestion du clic, fait office de délai si aucune action (une seconde).
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# En cas de clic, l’actualisation de l’affichage sera instantanné.
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read -t 0.85 BLOCK_BUTTON
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case $BLOCK_BUTTON in
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1|3)
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if [[ "${o["state"]}" == stop ]]
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then
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echo "play" >&"${IN}" || self-reset
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sed '/^OK$/q' <&"$OUT" &>/dev/null
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fi
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;;&
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2)
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if [[ "${o["state"]}" == stop ]]
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then
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echo "play" >&"${IN}" || self-reset
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else
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echo "pause" >&"${IN}" || self-reset
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fi
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;;&
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1) echo "previous" >&"${IN}" || self-reset ;;&
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3) echo "next" >&"${IN}" || self-reset ;;&
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1|2|3) sed '/^OK$/q' <&"$OUT" &>/dev/null ;;
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4) I="I-2"; [[ "$I" -lt 0 ]] && I=0 ;;
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esac
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# Réinitialisation de l’état
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unset o output
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declare -A o
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# Récupération de l’état et des informations du morceau en cours
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echo "status" >&"$IN" || self-reset
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echo "currentsong" >&"$IN" || self-reset
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while read -t 0.1 -u "$OUT" output
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do
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[[ "$output" =~ : ]] && o[${output%%:*}]="${output#*: }"
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done
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# Choix des couleurs selon l’état
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case "${o["state"]}" in
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play ) status="<span foreground=\"#99CC99\">" ;;
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pause ) status="<span foreground=\"#FFCC66\">" ;;
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stop ) status="<span foreground=\"#F2777A\">" ;;
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esac
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# En cas de changement de morceau,
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# on réinitialise l’affichage défilant
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if [[ "${o["file"]}" != "${old["file"]}" || "${o["Title"]}" != "${old["Title"]}" || "${o["Name"]}" != "${old["Name"]}" ]]
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then
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artist="${o["Artist"]:-${o["Name"]}}"
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song="${o["Title"]}"
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if [[ -z "$artist" ]]
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then
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if [[ -z "$song" ]]
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then
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song="$(basename "${o["file"]}")"
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else
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song="$song ❮$(basename "${o["file"]}")❯"
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fi
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fi
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if [[ "$(( ${#song} + ${#artist} + 1 ))" -gt "$SCROLL" ]]
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then
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scroll=true
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song=" $song "
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else
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unset scroll
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song=" $song"
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fi
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old["file"]="${o["file"]}"
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old["Title"]="${o["Title"]}"
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old["Name"]="${o["Name"]}"
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I=0
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fi
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# Gestion du défilement
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if [[ -n "$scroll" ]]
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then
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unset bloc1 bloc2 bloc3 bloc4
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declare -- bloc1 bloc2 bloc3 bloc4
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bloc1="${artist:$I:$SCROLL}"
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if [[ "${#bloc1}" -eq 0 ]]
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then
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bloc2="${song:$(( I - ${#artist} )):$SCROLL}"
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if [[ "$(( ${#bloc1} + ${#bloc2} ))" -lt "$SCROLL" ]]
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then
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bloc3="${artist:0:$(( SCROLL - ${#bloc2} ))}"
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if [[ "$(( ${#bloc1} + ${#bloc2} + ${#bloc3} ))" -lt "$SCROLL" ]]
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then
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bloc4="${song:0:$(( SCROLL - ${#bloc1} - ${#bloc2} - ${#bloc3} ))}"
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fi
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fi
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else
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bloc2="${song:0:$(( SCROLL - ${#bloc1} ))}"
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if [[ "$(( ${#bloc1} + ${#bloc2} ))" -lt "$SCROLL" ]]
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then
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bloc3="${artist:0:$(( SCROLL - ${#bloc2} - ${#bloc1} ))}"
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fi
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fi
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I+=1
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[[ "$I" -ge "$(( ${#artist} + ${#song} ))" ]] && I=0
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else
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unset bloc1 bloc2 bloc3 bloc4
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bloc1="$artist"
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bloc2="$song"
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fi
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# Gestion du temps
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declare -i time_elapsed time_total time_left
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time_total="${o["time"]#*:}"
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[[ "$time_total" -eq 0 ]] && time_total="${o["Time"]}"
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[[ "$time_total" -eq 0 ]] && time_total=-1
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if [[ "${o["state"]}" == "stop" ]]
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then
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time_elapsed=-1
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time_left=-1
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else
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time_elapsed="${o["time"]%:*}"
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time_left="${time_total} - ${time_elapsed}"
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fi
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time="[$(human_time "${time_elapsed}") $(human_time "${time_left}") $(human_time "${time_total}")]"
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# Nettoyage des chaînes de caractère pour pango
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bloc1="${bloc1//&/&}"
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bloc2="${bloc2//&/&}"
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bloc3="${bloc3//&/&}"
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bloc4="${bloc4//&/&}"
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# DEBUG
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printf '<b>%s</b>%s<b>%s</b>%s%s\n' "$bloc1" "$bloc2" "$bloc3" "$bloc4" " $status$time</span>"
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done
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self-reset
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