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Merge pull request #1 from craSH/linux-add-wayland-support
Add support for Linux/Wayland with wl-paste
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Original file line number | Diff line number | Diff line change |
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#!/bin/sh | ||
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# require xclip(see http://stackoverflow.com/questions/592620/check-if-a-program-exists-from-a-bash-script/677212#677212) | ||
command -v xclip >/dev/null 2>&1 || { echo >&1 "no xclip"; exit 1; } | ||
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# write image in clipboard to file (see http://unix.stackexchange.com/questions/145131/copy-image-from-clipboard-to-file) | ||
if | ||
xclip -selection clipboard -target image/png -o >/dev/null 2>&1 | ||
then | ||
xclip -selection clipboard -target image/png -o >$1 2>/dev/null | ||
echo $1 | ||
else | ||
echo "no image" | ||
fi | ||
# Paste an image from the display system's clipboard to a file for use in Dendron | ||
# | ||
# This script attempts to determine if X11/Xorg or Wayland are in use, and utilize an | ||
# appropriate/common command-line utility for each to interact with the clipboard. | ||
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cleanup_bad_image_write() { | ||
# Check if the file exists | ||
if [ -r "${1}" ] ; then | ||
# Check if the file is larger than 0 bytes, if not, it was probably a write from a command's | ||
# redirect that had an error - delete it | ||
if ! [ -s "${1}" ] ; then | ||
rm -f "${1}" | ||
fi | ||
fi | ||
} | ||
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paste_xclip() { | ||
# require xclip (see http://stackoverflow.com/questions/592620/check-if-a-program-exists-from-a-bash-script/677212#677212) | ||
if ! command -v xclip >/dev/null 2>&1 ; then | ||
echo "no xclip" | ||
exit 1 | ||
fi | ||
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# write image in clipboard to file (see http://unix.stackexchange.com/questions/145131/copy-image-from-clipboard-to-file) | ||
if xclip -selection clipboard -target image/png -o > "${1}" 2>/dev/null ; then | ||
echo "${1}" | ||
exit 0 | ||
else | ||
echo "no image" | ||
cleanup_bad_image_write "${1}" | ||
exit 1 | ||
fi | ||
} | ||
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paste_wlclipboard() { | ||
# require wl-paste from the wl-clipboard package | ||
if ! command -v wl-paste >/dev/null 2>&1 ; then | ||
echo "no wl-paste" | ||
exit 1 | ||
fi | ||
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# write image in clipboard to file | ||
if wl-paste --type image/png > "${1}" 2>/dev/null; then | ||
echo "${1}" | ||
exit 0 | ||
else | ||
echo "no image" | ||
cleanup_bad_image_write "${1}" | ||
exit 1 | ||
fi | ||
} | ||
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main() { | ||
# Determine the Linux display type (X11, Wayland, etc) | ||
# https://unix.stackexchange.com/questions/202891/how-to-know-whether-wayland-or-x11-is-being-used#comment1133584_371164 | ||
if command -v loginctl >/dev/null 2>&1 ; then | ||
display_type="$(loginctl show-session $(loginctl show-user ${USER} -p Display --value) -p Type --value)" | ||
else | ||
echo "no loginctl command present, unable to determine display type - default will assume X11/Xorg" >&2 | ||
fi | ||
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case "${display_type}" in | ||
wayland) | ||
paste_wlclipboard "${1}" | ||
;; | ||
x11) | ||
paste_xclip "${1}" | ||
;; | ||
*) | ||
# To maintain backwards compatabiltiy after adding Wayland suport, assume | ||
# any unknown display type uses xclip | ||
paste_xclip "${1}" | ||
;; | ||
esac | ||
} | ||
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main "$@" |
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