#!/bin/bash # Copyright (c) 2009 Florian Reitmeir # Copyright (c) 2009,2011,2012,2013,2014 Peter Palfrader # # Permission is hereby granted, free of charge, to any person # obtaining a copy of this software and associated documentation # files (the "Software"), to deal in the Software without # restriction, including without limitation the rights to use, # copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the # Software is furnished to do so, subject to the following # conditions: # # The above copyright notice and this permission notice shall be # included in all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES # OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT # HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR # OTHER DEALINGS IN THE SOFTWARE. # Author: Florian Reitmeir # E-mail: florian@reitmeir.org # Publishes files on a webserver. # # This script copies files or directories as given on the command line, # or stdin or the xclipboard, to a remote location using rsync. That # remote directory should be exposed online and ideally be o-r or have # indexing disabled. # # The directory names chosen by this script are random(ish) but still # contain a date string so one know how old things are when looking at them # (Or one can just have cron clean out stuff older than a week or a month # automagically). # # The random location chosen is printed to stdout when the script finishes, # and is copied to the xclipboard if the xclip(1) or xsel(1) utility is # installed. # # base_http and base_rsync can be overriden in a ~/.publish.cfg shell snippet. base_http=http://www.example.com/pub base_rsync=marvin.example.com:/var/www/www.example.com/htdocs/pub history_file=~/.publish.history history_lines=1000 ttl=180 date_format='%Y-%m-%d-' rsync_args="--compress --times --chmod=u=rwX,go=rX" rsync_pre_invoke() { true ;} rsync_post_invoke() { true ;} publish_pre_invoke() { true ;} publish_post_invoke() { true ;} [ -e ~/.publish.cfg ] && . ~/.publish.cfg usage() { cat << EOF usage: $0 [ [ ...]] copy the file to a server and report the URL. OPTIONS: -8 Add a AddDefaultCharset UTF-8 .htaccess file. -H Show the history. -s FN When reading data from stdin, use FN as filename to be published. -S Make a screenshot of one window and publish. -h Show this message. -n no-do. Just print what would have been done. -q Produce a QR code. -r Add --relative option to rsync so that path names of the given files are preserved at the remote host. -t days time to live in days -R re-publish (re-use last directory token) -T tag directory name on the server (use this to re-publish under that name) -x Publish the contents of the xclipboard. -u Unpublish directory (only useful together with -T) EOF } uri_encode() { perl -MURI::Escape -F/ -ape '$_ = join "/", map {uri_escape($_)} grep {!/^\.?$/} @F' } get_random() { head -c 8 /dev/urandom | base64 | tr '/+' 'xx' | tr -d '=' } history_append() { time=$(date --utc --rfc-3339='seconds') echo $time $1 $2 >>"$history_file" history_tmp=$( tempfile ) cat "$history_file" | tail --lines="$history_lines" >"$history_tmp" mv "$history_tmp" "$history_file" } history_show() { cat "$history_file" } history_get_last_token() { tail -n1 "$history_file" | awk '{print $3}' } setup_tmpdir() { if [ -z "$tmpdir" ]; then tmpdir=`mktemp -d` trap "rm -rf '$tmpdir'" EXIT fi } NODO="" inputxclip=0 do_screenshot=0 make_qrcode=0 add_default_cs=0 relative="" d_server="" unpublish=0 while getopts "rRhnq8HSxs:t:T:u" OPTION do case $OPTION in h) usage exit ;; q) make_qrcode=1 ;; n) NODO="echo" ;; x) inputxclip=1 ;; 8) add_default_cs=1 ;; H) if [ -r "$history_file" ]; then history_show exit 0 else echo "history file: '$history_file' not found" exit 3 fi ;; S) do_screenshot=1 ;; s) name_stdin="$OPTARG" ;; r) relative="--relative" ;; R) d_server=$(history_get_last_token) ;; t) ttl="$OPTARG" ;; T) d_server="$OPTARG" ;; u) unpublish=1 ;; *) usage >&2 exit 1 ;; esac done shift $(($OPTIND - 1)) tmpdir="" if [ "$unpublish" -gt 0 ] ; then if [ -z "$d_server" ]; then echo "Option -u only makes sense together with -T." exit 1 fi setup_tmpdir $NODO rsync --recursive $rsync_args $relative --delete -v "$tmpdir/." $base_rsync"/$d_server/" exit fi if [[ "$do_screenshot" -gt 0 ]]; then setup_tmpdir img="$tmpdir/screenshot.png" import "$img" chmod a+r "$img" set dummy "$img" "$@" shift fi if [[ "$#" = 0 ]]; then setup_tmpdir if [ "${name_stdin%-}" != "" ]; then stdin="$tmpdir/$(basename "$name_stdin")" else stdin="$tmpdir/stdin" fi if [ "$inputxclip" != 1 ] ; then cat > "$stdin" else if which xclip >/dev/null 2>&1; then echo "Publishing x clipboard:" >&2 xclip -o > "$stdin" cat "$stdin" | sed -e 's#^#| #' echo echo "EOF" elif which xsel >/dev/null 2>&1; then echo "Publishing x clipboard:" >&2 xsel -o > "$stdin" cat "$stdin" | sed -e 's#^#| #' echo echo "EOF" else echo "Neither xclip nor xsel installed?" >&2 exit 1 fi fi set dummy "$stdin" shift elif [ "$inputxclip" = 1 ] ; then echo "Ignoring -x because there are files on the command line" >&2 fi d_date=$(date +"$date_format") d_random=$(get_random) d_server="${d_server:-$d_date$d_random}" d_server_http_base=$( echo -n "$d_server" | uri_encode ) base_uri="$base_http/$d_server_http_base/" main_uri="$base_uri" one_dir_only="" if [ "$#" = 1 ]; then if [ -d "$1" ]; then set dummy "$1/" shift one_dir_only=1 else main_uri="$base_uri$( echo -n "$(basename "$1")" | uri_encode )" fi else echo "$main_uri" fi publish_pre_invoke if [ "$make_qrcode" -gt 0 ] ; then if command -v qrencode >/dev/null 2>&1; then setup_tmpdir img="$tmpdir/.qr.png" echo -n "$main_uri" | qrencode -s 5 -l H -o "$img" echo "$base_uri"".qr.png" main_uri="$base_uri"".qr.png" set dummy "$img" "$@" shift else echo >&2 "Warning: qrencode not found." fi fi if [ "$add_default_cs" -gt 0 ] ; then setup_tmpdir echo 'AddDefaultCharset UTF-8' > "$tmpdir/.htaccess" set dummy "$tmpdir/.htaccess" "$@" shift fi if command -v xclip >/dev/null 2>&1 && [ -n "${DISPLAY:-}" ]; then echo -n "$main_uri" | xclip elif command -v xsel >/dev/null 2>&1 && [ -n "${DISPLAY:-}" ]; then echo -n "$main_uri" | xsel fi if [ -n "${ttl}" ]; then setup_tmpdir echo "${ttl}" > "$tmpdir/.publish.ttl" set dummy "$tmpdir/.publish.ttl" "$@" shift fi while [ "$#" -gt 0 ]; do file="$1" shift if [ "${file%/.publish.ttl}" == "$file" ]; then if [ -z "$relative" ]; then if [ -z "$one_dir_only" ]; then uri="$base_uri""$( echo -n "`basename "$file"`" | uri_encode )" else uri="$base_uri" fi else uri="$base_uri""$( echo -n $file | uri_encode )" fi echo "$uri" history_append "$d_server" "$uri" fi rsync_pre_invoke $NODO rsync --recursive $rsync_args $relative "$file" $base_rsync"/$d_server/" rsync_post_invoke done publish_post_invoke