From ff8b54fea63a05cceab0a2f834f22b0db92e8bdf Mon Sep 17 00:00:00 2001
From: paul <paul@plutz.net>
Date: Fri, 17 Mar 2017 15:38:34 +0000
Subject: [PATCH] introduce api to fetch progress and volume from player

svn path=/trunk/; revision=180
---
 actions/playctl.sh | 21 +++++++++++++++++++++
 pages/playctl.sh   | 43 +++++++++++++++++++++++++++++--------------
 2 files changed, 50 insertions(+), 14 deletions(-)

diff --git a/actions/playctl.sh b/actions/playctl.sh
index 55997ca..2934b90 100755
--- a/actions/playctl.sh
+++ b/actions/playctl.sh
@@ -26,6 +26,27 @@ 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'
+
+  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:.*$;\1;p' \
+  | while read m; do
+    [ "$m" != "$previous" ] && printf "%d %d\n" "$(($m * 100 / $length))" "$m"
+    previous="$m"
+  done
+  exit 0
+elif [ "${_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
diff --git a/pages/playctl.sh b/pages/playctl.sh
index 5fd5411..723d37f 100755
--- a/pages/playctl.sh
+++ b/pages/playctl.sh
@@ -19,6 +19,8 @@
 
 . $_EXEC/pages/common.sh
 
+CR="$(printf \\r)"
+
 info="${_GET[i]}"
 location="$(invalidate "${_GET[l]}" '(.*/)?\.\.(/.*)?|' /)"
 directory="${location%/*}"
@@ -39,14 +41,20 @@ tags="$(sed -n '2p' "$meta")"
 description="$(sed -n '3,$p' "$meta")"
 head -n1 "$meta" |read length width height TITLE
 
-volume=$(validate "$(cat "$_DATA/mplayer.volume")" '[1-9]?[0-9]|100' 20)
-
 debug VIDEO: $video
 
 if [ "$_COOKIE[watch]" = raspi ]; then
   actionuri='//atoemchen/?action=playctl'
+  volume="$({ncat atoemchen 80 <<-EOF
+	GET /?action=playctl&api=volume HTTP/1.0${CR}
+	Host: atoemchen${CR}
+	${CR}
+	EOF
+  } | sed -r '1,/^\r$/d')"
+  volume=$(validate "${volume}" '[1-9]?[0-9]|100' 20)
 else
   actionuri='?action=playctl'
+  volume=$(validate "$(cat "$_DATA/mplayer.volume")" '[1-9]?[0-9]|100' 20)
 fi
 
 pa_sinks(){
@@ -62,16 +70,23 @@ pa_sinks(){
 printf 'Refresh: 1\r\n'
 
 progress(){
-  cr="$(printf \\r)"
-
-  tail --pid=$$ -c100 -f "$statusfile" \
-  | while read -d "$cr" line; do
-    [ "$line" = "BREAK" ] && exit 0
-    printf '%s\n' "$line"
-  done \
-  | sed -urn '1~12s;^.* V: *+([0-9]+)(\.[0-9]+) A-V:.*$;\1;p' \
-  | while read m; do
-    [ "$m" != "$previous" ] && printf "%d %d\n" "$(($m * 100 / $length))" "$m"
-    previous="$m"
-  done
+  if [ "$_COOKIE[watch]" = raspi ]; then
+    { ncat atoemchen 80 <<-EOF
+	GET /?action=playctl&api=progress HTTP/1.0${CR}
+	Host: atoemchen${CR}
+	${CR}
+	EOF
+    } | sed -ur '1,/^\r$/d'
+  else
+    tail --pid=$$ -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:.*$;\1;p' \
+    | while read m; do
+      [ "$m" != "$previous" ] && printf "%d %d\n" "$(($m * 100 / $length))" "$m"
+      previous="$m"
+    done
+  fi
 }
-- 
2.39.2