98 lines
2.2 KiB
Text
98 lines
2.2 KiB
Text
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#!/usr/bin/env zsh
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###
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: '
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Scans a single page using sane’s `scanimage` and converts it to PDF using
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ImageMagick’s `convert`.
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'
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###
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# find your device URI by doing `lpstat -s`!
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# (mine is an HP network printer connected through HPLIP)
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_device="hpaio:/net/DeskJet_3630_series?hostname=drucker.vandenhorz.de"
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# change this to your preferred PDF viewer
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_viewer="zathura"
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###
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trap _ctrlc INT
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function _cleanup() {
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# clean up _tmpdir, if created earlier
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if [ ! -z $_tmpdir ] ; then rm -rf $_tmpdir; fi
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}
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function _ctrlc() {
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echo "cancelled by SIGINT/^C"
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_cleanup
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exit 1
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}
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_cmd=""
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_file=""
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_landscape=false
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_silent=false
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_tmpdir=""
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usage () {
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echo 'Scans a single page using sane’s `scanimage` and converts it to PDF using ImageMagick’s convert and opens it in Evince.
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options:
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-h, --help
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prints this message
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-l, --landscape
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rotates the page 90° left for landscape scans
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-o, --outfile FILE
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silently writes the scan to FILE instead of using a temporary file
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implies -s
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-r, --rotate
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same as -l
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-s, --silent
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silently write output file, don’t open it
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--viewer CMD
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uses CMD as PDF viewer instead of Evince'
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}
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###~begin option parsing
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zparseopts -A _OPTS -D -E -- h l o: r s -help -outfile: -landscape -rotate -silent -viewer
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if [ ! -z "$@" ] ; then
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usage
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exit 1
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fi
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for opt in "${(@k)_OPTS}"; do
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case $opt in
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-h|--help)
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usage
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exit 0
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;;
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-l|-r|--landscape|--rotate)
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_landscape=true
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;;
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-o|--outfile)
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_file="$_OPTS[$opt]"
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_silent=true
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;;
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-s|--silent)
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_silent=true
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;;
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--viewer)
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_viewer="$_OPTS[$opt]"
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;;
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esac
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done
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###~end option parsing
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# check file ending if outfile is specified (and add it), else use tmpfile
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# skip when silent (e.g. invoked by `scanmultipage`)
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if [ ! -z $_file ] ; then
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if [[ ! "$_file" =~ ".*\.pdf" ]] ; then ( $_silent ) || _file="${_file}.pdf"; fi
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else
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_tmpdir=`mktemp -d`
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_file="${_tmpdir}/$(date +%Y-%m-%d).pdf"
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fi
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scanimage -d "$_device" -p --resolution 300 --mode Color -x 210 -y 297 --format=png | convert $( ( $_landscape ) && print "\-rotate \-90 ")- $_file && \
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( $_silent ) || $_viewer $_file >/dev/null 2>/dev/null
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_cleanup
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