117 lines
3.0 KiB
Bash
Executable File
117 lines
3.0 KiB
Bash
Executable File
#!/bin/sh
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set -e
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# based on https://github.com/carrot69/keep-presence/
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test -n "$XJIGGLER_DELAY_ACTION" \
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|| XJIGGLER_DELAY_ACTION=300 # seconds
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test -n "$XJIGGLER_DELAY_DETECTION" \
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|| XJIGGLER_DELAY_DETECTION=60 # seconds
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test -n "$XJIGGLER_KEYBOARD_ENABLED" \
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|| XJIGGLER_KEYBOARD_ENABLED='' # zero-len nonzero-len
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test -n "$XJIGGLER_MOUSE_DIRECTION" \
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|| XJIGGER_MOUSE_DIRECTION=DIAGONAL # "CIRCULAR" "DIAGONAL"
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test -n "$XJIGGLER_MOUSE_DISTANCE" \
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|| XJIGGLER_MOUSE_DISTANCE=1 # pixels
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test -n "$XJIGGLER_MOUSE_ENABLED" \
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|| XJIGGLER_MOUSE_ENABLED=yes # zero-len nonzero-len
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# eval is scary but this use was mentioned in the man page
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getmouselocation(){
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eval $(xdotool getmouselocation --shell | sed 's/^/XJIGGLER_/g')
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XJIGGLER_T="$(date '+%s')"
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}
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jiggle(){
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test -z "$XJIGGLER_MOUSE_ENABLED" \
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|| xdotool mousemove_relative "$XJIGGLER_MOUSE_dX" \
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"$XJIGGLER_MOUSE_dY"
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}
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pushmouselocation(){
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XJIGGLER_lastT="$XJIGGLER_T"
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XJIGGLER_lastX="$XJIGGLER_X"
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XJIGGLER_lastY="$XJIGGLER_Y"
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}
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printdebug(){
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printf "XJIGGLER_T=%s\n" "$XJIGGLER_T" # seconds since epoch
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printf "XJIGGLER_X=%s\n" "$XJIGGLER_X" # pixels
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printf "XJIGGLER_Y=%s\n" "$XJIGGLER_Y" # pixels
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printf "XJIGGLER_lastT=%s\n" "$XJIGGLER_lastT"
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printf "XJIGGLER_lastX=%s\n" "$XJIGGLER_lastX"
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printf "XJIGGLER_lastY=%s\n" "$XJIGGLER_lastY"
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}
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rotatemousedirection(){
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case "$XJIGGLER_MOUSE_DIRECTION" in
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up) XJIGGLER_MOUSE_DIRECTION=right
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XJIGGLER_MOUSE_dX="$XJIGGLER_MOUSE_DISTANCE"
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XJIGGLER_MOUSE_dY=0
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return; ;;
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right) XJIGGLER_MOUSE_DIRECTION=down
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XJIGGLER_MOUSE_dX=0
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XJIGGLER_MOUSE_dY="$XJIGGLER_MOUSE_DISTANCE"
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return; ;;
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down) XJIGGLER_MOUSE_DIRECTION=left
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XJIGGLER_MOUSE_dX=-"$XJIGGLER_MOUSE_DISTANCE"
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XJIGGLER_MOUSE_dY=0
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return; ;;
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CIRCULAR | left)
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XJIGGLER_MOUSE_DIRECTION=up
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XJIGGLER_MOUSE_dX=0
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XJIGGLER_MOUSE_dY=-"$XJIGGLER_MOUSE_DISTANCE"
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DIAGONAL | *)
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XJIGGLER_MOUSE_dX="$XJIGGLER_MOUSE_DISTANCE"
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XJIGGLER_MOUSE_dY="$XJIGGLER_MOUSE_DISTANCE"
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return; ;;
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return; ;;
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esac
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}
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usage(){
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printf 'Usage: %s (-chm) (-d [distance]) %s\n' \
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"$0" '(-s [action delay seconds])'>&2
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exit 64 # sysexits(3) EX_USAGE
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}
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while getopts :cd:hms: OPTION
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do
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case "$OPTION" in
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c) XJIGGLER_MOUSE_DIRECTION=DIAGONAL ;;
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d) XJIGGLER_MOUSE_DISTANCE="$OPTARG)" ;;
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m) XJIGGLER_MOUSE_ENABLED='' ;;
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s) XJIGGLER_DELAY_ACTION="$(OPTARG)" ;;
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*) usage ;;
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esac
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done
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getmouselocation; pushmouselocation
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while true
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do
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sleep "$XJIGGLER_DELAY_DETECTION"
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getmouselocation
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if test "$XJIGGLER_lastX" = "$XJIGGLER_X" \
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&& test "$XJIGGLER_lastY" = "$XJIGGLER_Y"
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then # no movement
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command -v xprintidle \
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&& test "$(xprintidle \
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| sed -e 's/^/0/' -e 's/...$//')" \
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-gt "$XJIGGLER_DELAY_ACTION" \
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|| test "$(printf '%s\n%s\n-\np\n' "$XJIGGLER_T" \
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"$XJIGGLER_lastT" \
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|| continue # hasn't been long enough
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rotatemousedirection; jiggle
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printf '%s: Jiggled:\n' "$0"
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printdebug | sed 's/^/\t/g'
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getmouselocation
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else # movement
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printf '%s: Movement detected:\n' "$0"
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printdebug | sed 's/^/\t/g'
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fi
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pushmouselocation
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done >&2
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