diff options
| -rwxr-xr-x | src/bin/duplex | 140 | ||||
| -rwxr-xr-x | src/bin/qr | 56 | ||||
| -rwxr-xr-x | src/bin/rfc | 98 |
3 files changed, 294 insertions, 0 deletions
diff --git a/src/bin/duplex b/src/bin/duplex new file mode 100755 index 00000000..12b254e8 --- /dev/null +++ b/src/bin/duplex @@ -0,0 +1,140 @@ +#!/bin/sh +set -eu + +usage() { + cat <<-'EOF' + Usage: + duplex [-q QUALITY] [FILE...] + duplex -h +EOF +} + +help() { + cat <<-'EOF' + + Options: + -q QUALITY choose the print quality, either: + low, medium (default) or high. + -h, --help show this message + + Examples: + + Print the given PostScript file with default quality: + duplex f1.ps + + Print multiple PDF files with high quality: + duplex -q high *.pdf + + Print the file from STDIN: + cat f2.ps | duplex +EOF +} + +mkdtemp() { + name="$(echo 'mkstemp(template)' | + m4 -D template="${TMPDIR:-/tmp}/m4-tmpname.")" + rm -f "$name" + mkdir "$name" + echo "$name" +} + +n_pages() { + pdftk "$1" dump_data | awk '/NumberOfPages/ { print $2 }' +} + +main() { + if file -b in-tmp | grep -q PostScript; then + ps2pdf in-tmp in.pdf + elif file -b in-tmp | grep -q PDF; then + cp in-tmp in.pdf + else + printf "Don't know how to duplex print input file:\n" >&2 + file in-tmp >&2 + printf '\nGive me either a PostScript or PDF file instead.\n' >&2 + exit 2 + fi + + FULL="$(n_pages in.pdf)" + if [ "$FULL" = '1' ]; then + lp in.pdf + return + fi + + pdftk A=in.pdf cat Aodd output odd.pdf + pdftk A=in.pdf cat Aeven output even.pdf + + NODD="$(n_pages odd.pdf)" + NEVEN="$(n_pages even.pdf)" + + printf 'Printing odd pages...\n' >&2 + lp odd.pdf + printf 'Has printing finished yet? Once it does, reload the pages and hit it enter to continue. ' + read -r < /dev/tty + lp even.pdf + + if [ "$NODD" != "$NEVEN" ]; then + printf '\n' | lp + fi +} + +for flag in "$@"; do + case "$flag" in + --) + break + ;; + --help) + usage + help + exit + ;; + *) + ;; + esac +done + +lpoptions -o PrintQuality=standard +while getopts 'hq:' flag; do + case "$flag" in + q) + case "$OPTARG" in + low) + lpoptions -o PrintQuality=draft + ;; + medium) + lpoptions -o PrintQuality=standard + ;; + high) + lpoptions -o PrintQuality=high + ;; + *) + echo "Bad QUALITY option: \"$OPTARG\"" >&2 + exit 2 + ;; + esac + ;; + h) + usage + help + exit + ;; + *) + usage >&2 + exit 2 + ;; + esac +done +shift $((OPTIND - 1)) + +OLDDIR="$PWD" +cd "$(mkdtemp)" #FIXME +if [ -z "${1:-}" ]; then + cat - > in-tmp + main +else + for f in "$@"; do + # ABS="$(echo "$(cd "$(dirname "$f")"; pwd -P)/$(basename "$f")")" + # echo "$ABS" + cp "$OLDDIR/$(basename "$f")" in-tmp + main + done +fi diff --git a/src/bin/qr b/src/bin/qr new file mode 100755 index 00000000..0fce2343 --- /dev/null +++ b/src/bin/qr @@ -0,0 +1,56 @@ +#!/bin/sh +set -eu + +usage() { + cat <<-'EOF' + Usage: + qr [-s PIXEL_SIZE] [DATA|-] + qr -h +EOF +} + +help() { + cat <<-'EOF' + + Options: + -s size of the pixel (default 10) + -h, --help show this help message +EOF +} + +for flag in "$@"; do + case "$flag" in + --) + break + ;; + --help) + usage + help + exit + ;; + *) + ;; + esac +done + +PIXEL_SIZE=10 +while getopts 's:h' flag; do + case "$flag" in + s) + PIXEL_SIZE="$OPTARG" + ;; + h) + usage + help + exit + ;; + *) + usage >&2 + exit 2 + ;; + esac +done +shift $((OPTIND - 1)) + + +echo "${1:-$(cat -)}" | qrencode -s "$PIXEL_SIZE" -o- | feh - diff --git a/src/bin/rfc b/src/bin/rfc new file mode 100755 index 00000000..27d5357b --- /dev/null +++ b/src/bin/rfc @@ -0,0 +1,98 @@ +#!/bin/sh +set -eu +set -o pipefail + +usage() { + cat <<-'EOF' + Usage: + rfc [-w FORMAT] RFC_NUMBER + rfc -h +EOF +} + +help() { + cat <<-'EOF' + + Options: + -w FORMAT Choose between text (txt, the default) and + JSON (json) + -h, --help show this message +EOF +} + +for flag in "$@"; do + case "$flag" in + --) + break + ;; + --help) + usage + help + exit + ;; + *) + ;; + esac +done + +FORMAT='txt' +while getopts 'w:h' flag; do + case "$flag" in + w) + case "$OPTARG" in + json|txt) + FORMAT="$OPTARG" + ;; + *) + printf 'Bad FORMAT options: %s\n' \ + "$OPTARG" >&2 + exit 2 + ;; + esac + ;; + h) + usage + help + exit + ;; + *) + usage >&2 + exit 2 + ;; + esac +done +shift $((OPTIND - 1)) + + +if [ -z "${1:-}" ]; then + echo 'Missing argument RFC_NUMBER' >&2 + usage >&2 + exit 2 +fi + +if [ ! -e "$HOME/.local/share/doc/rfc/rfc$1.$FORMAT" ]; then + printf 'Given RFC_NUMBER "%s" does not exist\n' "$1" >&2 + exit 2 +fi + +view() { + if [ -t 1 ]; then + $PAGER + else + cat - + fi +} + +case "$FORMAT" in + txt) + cat "$HOME/.local/share/doc/rfc/rfc$1.txt" | view + ;; + json) + jq < "$HOME/.local/share/doc/rfc/rfc$1.json" | view + ;; + *) + printf 'Unreachable: unsupported FORMAT "%s"\n' \ + "$FORMAT" >&2 + exit 2 + ;; +esac |