[X2Go-Commits] [live-build-x2go] 67/108: added local non-locking slideshow screensaver

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x2go pushed a commit to branch feature/openbox
in repository live-build-x2go.

commit 31f9dc1219eb8e94a50c0bdc67686493a9e053f9
Author: Stefan Baur (BAUR-ITCS) <kontakt at baur-itcs.de>
Date:   Sun Jan 6 15:19:29 2019 +0000

    added local non-locking slideshow screensaver
---
 .../60x11-spawn-configure-slideshow-screensaver    | 52 ++++++++++++++++++++++
 config/package-lists/xbackground.list.chroot       |  1 -
 config/package-lists/xbgandscreensaver.list.chroot |  2 +
 3 files changed, 54 insertions(+), 1 deletion(-)

diff --git a/config/includes.chroot/etc/X11/Xsession.d/60x11-spawn-configure-slideshow-screensaver b/config/includes.chroot/etc/X11/Xsession.d/60x11-spawn-configure-slideshow-screensaver
new file mode 100644
index 0000000..8fbdc60
--- /dev/null
+++ b/config/includes.chroot/etc/X11/Xsession.d/60x11-spawn-configure-slideshow-screensaver
@@ -0,0 +1,52 @@
+# enable a non-locking local slideshow screensaver
+XSAVERIMAGES=$(sed -e 's/ \([^ ]*\)=/\n\1=/g' -e 's/\([^=]["'"'"']\) /\1\n/g' -e 's/ \([^ "'"'"']\)/\n\1/g' /proc/cmdline | awk -F '=' '$1 == "xsaverimages" { print $2 }' | tr -dc '0-9a-zA-Z,$-_.+!*'"'"'();/?:@=&|')
+
+XSAVERIDLETIME=$(cat /proc/cmdline | tr ' ' '\n' | awk -F'=' '"xsaveridletime"==$1 {print $2}' | tr -dc '0-9')
+
+XSAVERIMGTIME=$(cat /proc/cmdline | tr ' ' '\n' | awk -F'=' '"xsaverimgtime"==$1 {print $2}' | tr -dc '0-9')
+
+IMAGEDIR="/var/tmp/images/"
+
+SLIDESDIR="${IMAGEDIR}/slides/"
+
+if [ -z "$XSAVERIMAGES" ] && [ -z "$XSAVERIDLETIME" ] && [ -z "$XSAVERIMGTIME" ] ; then
+	exit 0
+else
+
+	if echo "$XSAVERIMAGES" | grep -q "://" ; then
+			# this could be an URI
+			# TODO move this download part to an earlier script
+			mkdir -p $IMAGEDIR/slides/
+			wget -P $IMAGEDIR/slides/ ${XSAVERIMAGES/|/ }
+	fi
+
+	IDLE_TIME=$(($XSAVERIDLETIME*1000))
+
+	BLACK=false
+	while sleep 1; do
+		idle=$(xprintidle)
+		[ -z "$idle" ] && exit 1
+		if [ $idle -ge $IDLE_TIME ] && ! $BLACK ; then
+			# hide all things nxproxy
+			ps -C nxproxy -opid= | xargs -n 1 --no-run-if-empty -I XXX xdotool search --pid XXX . | xargs --no-run-if-empty -n 1 xdotool windowunmap
+			if [ $(ls $SLIDESDIR 2>/dev/null| wc -l) -gt 0 ] ; then
+				if ! ps -C feh >/dev/null ; then
+					feh -Y -x -F -D $XSAVERIMGTIME -Z -B black -q "$SLIDESDIR" &
+				fi
+			else
+				xsetroot -solid "#000000"
+			fi
+			BLACK=true
+
+		else
+			if [ $idle -lt $IDLE_TIME ] && $BLACK ; then
+				if ps -C feh >/dev/null; then
+					killall feh
+				fi
+				# show all things nxproxy
+				ps -C nxproxy -opid= | xargs -n 1 --no-run-if-empty -I XXX xdotool search --pid XXX . | xargs --no-run-if-empty -n 1 xdotool windowmap
+				BLACK=false
+			fi
+		fi
+	done &
+fi
diff --git a/config/package-lists/xbackground.list.chroot b/config/package-lists/xbackground.list.chroot
deleted file mode 100644
index 875156c..0000000
--- a/config/package-lists/xbackground.list.chroot
+++ /dev/null
@@ -1 +0,0 @@
-feh
diff --git a/config/package-lists/xbgandscreensaver.list.chroot b/config/package-lists/xbgandscreensaver.list.chroot
new file mode 100644
index 0000000..14eecfe
--- /dev/null
+++ b/config/package-lists/xbgandscreensaver.list.chroot
@@ -0,0 +1,2 @@
+feh
+xprintidle

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