From e7b95801e2c6076d692efc5e0ce3aa68b3ecc79b Mon Sep 17 00:00:00 2001
From: alterNERDtive <nerd@alternerd.tv>
Date: Sun, 11 Feb 2024 23:13:52 +0100
Subject: [PATCH] ci: gitify

---
 scanmultipage | 110 ++++++++++++++++++++++++++++++++++++++++++++++++++
 scanpage      |  97 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 207 insertions(+)
 create mode 100755 scanmultipage
 create mode 100755 scanpage

diff --git a/scanmultipage b/scanmultipage
new file mode 100755
index 0000000..53de990
--- /dev/null
+++ b/scanmultipage
@@ -0,0 +1,110 @@
+#!/usr/bin/env zsh
+
+###
+: '
+Scans several pages using `scanpage` and combines them into a single PDF file.
+'
+###
+
+# change this to your preferred PDF viewer
+_viewer="zathura"
+
+###
+
+trap _ctrlc INT
+
+function _cleanup() {
+  # cleanup _tmpdir
+  rm -rf $_tmpdir
+}
+function _ctrlc() {
+  echo "cancelled by SIGINT/^C"
+  _cleanup
+  exit 1
+}
+
+
+
+_cmd=""
+_file=""
+_landscape=false
+_silent=false
+_tmpdir=""
+
+usage () {
+  echo 'Scans several pages using `scanpage` and combines them into a single PDF file.
+
+options:
+  -h, --help
+    prints this message
+  -l, --landscape
+    rotates the pages 90° left for landscape scans
+  -o, --outfile FILE
+    writes the scan to FILE instead of using a temporary file
+  -r, --rotate
+    same as -l
+  -s, --silent
+    silently write output file, don’t open it
+  --viewer CMD
+    uses CMD as PDF viewer'
+}
+
+###~begin option parsing
+zparseopts -A _OPTS -D -E -- h l o: r --help -outfile: -landscape -rotate -viewer:
+if [ ! -z "$@" ] ; then
+  usage
+  exit 1
+fi
+
+for opt in "${(@k)_OPTS}"; do
+  case $opt in
+    -h|--help)
+      usage
+      exit 0
+      ;;
+    -l|-r|--landscape|--rotate)
+      _landscape=true
+      ;;
+    -o|--outfile)
+      _file="$_OPTS[$opt]"
+      ;;
+    -s|--silent)
+      _silent=true
+      ;;
+    --viewer)
+      _viewer="$_OPTS[$opt]"
+      ;;
+  esac
+done
+###~end option parsing
+
+# setup temporary directory for scans; we deffo need it for the intermediate,
+# single page files this time
+_tmpdir=`mktemp -d`
+
+# check file ending if outfile is specified (and add it), else use tmpfile
+if [ ! -z $_file ] ; then
+  if [[ ! "$_file" =~ ".*\.pdf" ]] ; then _file="${_file}.pdf"; fi
+else
+  _file="${_tmpdir}/$(date +%Y-%m-%d).pdf"
+fi
+
+i=1
+done=false
+while ! $done
+do
+  echo "Starting scan …"
+  scanpage -s$( ( $_landscape ) && print "l")o ${_tmpdir}/$(printf "%0*d" 3 ${i}).png
+  echo "Page $i scanned. Insert next page and hit <Enter>. ^D to finish the document."
+  let i++
+  read
+  [ "$?" -eq "1" ] && done=true
+done
+
+# concatenate scanned pages
+echo "Concatenating pages …"
+convert "$_tmpdir/*.png" $_file
+
+( $_silent ) || $_viewer $_file >/dev/null 2>/dev/null
+
+_cleanup
diff --git a/scanpage b/scanpage
new file mode 100755
index 0000000..4f12bd1
--- /dev/null
+++ b/scanpage
@@ -0,0 +1,97 @@
+#!/usr/bin/env zsh
+
+###
+: '
+Scans a single page using sane’s `scanimage` and converts it to PDF using
+ImageMagick’s `convert`.
+'
+###
+
+# find your device URI by doing `lpstat -s`!
+# (mine is an HP network printer connected through HPLIP)
+_device="hpaio:/net/DeskJet_3630_series?hostname=drucker.vandenhorz.de"
+# change this to your preferred PDF viewer
+_viewer="zathura"
+
+###
+
+trap _ctrlc INT
+
+function _cleanup() {
+  # clean up _tmpdir, if created earlier
+  if [ ! -z $_tmpdir ] ; then rm -rf $_tmpdir; fi
+}
+function _ctrlc() {
+  echo "cancelled by SIGINT/^C"
+  _cleanup
+  exit 1
+}
+
+_cmd=""
+_file=""
+_landscape=false
+_silent=false
+_tmpdir=""
+
+usage () {
+  echo 'Scans a single page using sane’s `scanimage` and converts it to PDF using ImageMagick’s convert and opens it in Evince.
+
+options:
+  -h, --help
+    prints this message
+  -l, --landscape
+    rotates the page 90° left for landscape scans
+  -o, --outfile FILE
+    silently writes the scan to FILE instead of using a temporary file
+    implies -s
+  -r, --rotate
+    same as -l
+  -s, --silent
+    silently write output file, don’t open it
+  --viewer CMD
+    uses CMD as PDF viewer instead of Evince'
+}
+
+###~begin option parsing
+zparseopts -A _OPTS -D -E -- h l o: r s -help -outfile: -landscape -rotate -silent -viewer
+if [ ! -z "$@" ] ; then
+  usage
+  exit 1
+fi
+
+for opt in "${(@k)_OPTS}"; do
+  case $opt in
+    -h|--help)
+      usage
+      exit 0
+      ;;
+    -l|-r|--landscape|--rotate)
+      _landscape=true
+      ;;
+    -o|--outfile)
+      _file="$_OPTS[$opt]"
+      _silent=true
+      ;;
+    -s|--silent)
+      _silent=true
+      ;;
+    --viewer)
+      _viewer="$_OPTS[$opt]"
+      ;;
+  esac
+done
+###~end option parsing
+
+# check file ending if outfile is specified (and add it), else use tmpfile
+# skip when silent (e.g. invoked by `scanmultipage`)
+if [ ! -z $_file ] ; then
+  if [[ ! "$_file" =~ ".*\.pdf" ]] ; then ( $_silent ) || _file="${_file}.pdf"; fi
+else
+  _tmpdir=`mktemp -d`
+  _file="${_tmpdir}/$(date +%Y-%m-%d).pdf"
+fi
+
+scanimage -d "$_device" -p --resolution 300 --mode Color -x 210 -y 297 --format=png | convert $( ( $_landscape ) && print  "\-rotate \-90 ")- $_file && \
+( $_silent ) || $_viewer $_file >/dev/null 2>/dev/null
+
+_cleanup