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[serve0] / actions / playctl.sh

diff --git a/actions/playctl.sh b/actions/playctl.sh
index 55997cad1af59a60c1fc4a4a2c5e1b46a2f4e58c..ae1a51bc19f21c7372e0c464561e75e08b9a39e6 100755 (executable)
--- a/actions/playctl.sh
+++ b/actions/playctl.sh
@@ -21,11 +21,29 @@ statusfile="${_DATA}/mplayer.status"
 statusfile="/tmp/mplayer.status"
 volfile="${_DATA}/mplayer.volume"
 
-export DISPLAY=":0"
-export XDG_RUNTIME_DIR="/run/user/$(id |sed -rn '1s;.*uid=([0-9]+)[^0-9].*;\1;p')"
+[ -z "$DISPLAY" ] && export DISPLAY=":0"
+[ -z "$XDG_RUNTIME_DIR" ] && export XDG_RUNTIME_DIR="/run/user/$(id |sed -rn '1s;.*uid=([0-9]+)[^0-9].*;\1;p')"
 
 printf '\rBREAK\r' >> "$statusfile"
 
+if [ "${_GET[api]}" = progress ]; then
+  cr="$(printf \\r)"
+  printf 'Content-Type: text/plain\r\n\r\n'
+
+  read length <${_DATA}/mplayer.meta
+  tail --pid=$$ -c100 -f "$statusfile" \
+  | while read -d "$cr" line; do
+    [ "$line" = "BREAK" ] && exit 0
+    printf '%s\n' "$line"
+  done \
+  | sed -urn '1~12s;^.* V: *+([0-9]+)(\.[0-9]+) A-V:.*$;\1;p'
+  exit 0
+elif [ "${_GET[api]}" = volume ]; then
+  printf 'Content-Type: text/plain\r\n\r\n'
+  validate "$(cat "$_DATA/mplayer.volume")" '[1-9]?[0-9]|100' 20
+  exit 0
+fi
+
 if   [ -n "${_POST[amp]+x}" ]; then
   amp $(validate "${_POST[amp]}" '(on|off)' off)
 elif [ -n "${_POST[vol]+x}" ]; then