From f3ef116c1ded619adaa41d5bf94e414bbabd4a9b Mon Sep 17 00:00:00 2001
From: David Runge <dave@sleepmap.de>
Date: Fri, 3 Jun 2016 23:50:04 +0200
Subject: user/mpd{@,-new}.service: Unifying all template based approaches in
 mpd@.service. scripts/mpd-pulse: Adding script to start/stop a pax11publish
 connection to the given host, if it's not an extension of hostname or
 localhost.

---
 scripts/mpd-pulse    | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 user/mpd-new.service | 15 -------------
 user/mpd@.service    |  4 ++--
 3 files changed, 64 insertions(+), 17 deletions(-)
 create mode 100755 scripts/mpd-pulse
 delete mode 100644 user/mpd-new.service

diff --git a/scripts/mpd-pulse b/scripts/mpd-pulse
new file mode 100755
index 0000000..afb33e0
--- /dev/null
+++ b/scripts/mpd-pulse
@@ -0,0 +1,62 @@
+# !/usr/bin/env bash
+
+set -euo pipefail
+IFS=$'\n\t'
+
+host="$(hostname)"
+
+function connect ()
+{
+  if [[  $1 != "${host}"* ]] && [[ $1 != localhost* ]]; then
+    echo "Connecting with host \"$1\" using pax11publish."
+    pax11publish -S $1 -e
+  fi
+}
+
+function disconnect ()
+{
+  if [[ $1 != "${host}"* ]] && [[ $1 != localhost* ]]; then
+    echo "Disconnecting from host \"$1\" using pax11publish."
+    pax11publish -r
+  fi
+}
+
+function print_help ()
+{
+  echo "Use this script as follows:"
+  echo "Connect to host with mpd-pulse -c hostname"
+  echo "Disconnect from host with mpd-pulse -d hostname"
+  echo "If your given hostname is localhost or matches your local machine, no action will be taken."
+}
+
+if [ ${#@} -gt 0 ]; then
+  while getopts 'c:d:h' flag; do
+    case "${flag}" in
+      c)
+        if [ ! -z "${OPTARG}" ]; then
+          connect "${OPTARG}"
+        else
+          exit 1
+        fi
+        ;;
+      d)
+        if [ ! -z "${OPTARG}" ]; then
+          disconnect "${OPTARG}"
+        else
+          exit 1
+        fi
+        ;;
+      h)
+        print_help
+        ;;
+      *)
+        echo "Error. Unrecognized option: ${flag}."
+        exit 1
+        ;;
+    esac
+  done
+else
+  print_help
+fi
+
+exit 0
diff --git a/user/mpd-new.service b/user/mpd-new.service
deleted file mode 100644
index 730bc71..0000000
--- a/user/mpd-new.service
+++ /dev/null
@@ -1,15 +0,0 @@
-[Unit]
-Description=Music Player Daemon
-After=network.target sound.target
-Conflicts=mpd@.service
-
-[Service]
-ExecStartPre=/usr/bin/mkdir -p %t/mpd
-ExecStart=/usr/bin/mpd --no-daemon
-CPUSchedulingPolicy=rr
-CPUSchedulingPriority=70
-LimitRTPRIO=50
-LimitRTTIME=infinity
-
-[Install]
-WantedBy=default.target
diff --git a/user/mpd@.service b/user/mpd@.service
index 74fb0a3..643b871 100644
--- a/user/mpd@.service
+++ b/user/mpd@.service
@@ -6,8 +6,8 @@ Conflicts=mpd.service
 [Service]
 ExecStartPre=/usr/bin/mkdir -p %t/mpd
 ExecStart=/usr/bin/mpd --no-daemon %h/.config/mpd/mpd-%i.conf
-ExecStartPost=/usr/bin/pax11publish -S %i -e
-ExecStopPost=/usr/bin/pax11publish -r
+ExecStartPost=/usr/lib/systemd/scripts/mpd-pulse -c %i
+ExecStopPost=/usr/lib/systemd/scripts/mpd-pulse -d %i
 CPUSchedulingPolicy=rr
 CPUSchedulingPriority=70
 LimitRTPRIO=50
-- 
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