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#!/usr/bin/env bash
# Copyright (C) 2009 Benjamin Drung <bdrung at ubuntu dot com>
# Copyright (C) 2012 Alessio Sergi <al3hex at gmail dot com>
# Copyright (C) 2017 grufo <madmurphy333 at gmail dot com> (Arch User Repository version)
# modified 2012 for tor-browser (Max Roder <maxroder at web dot de>)
# modified 2014 by Yardena Cohen <yardenack at gmail dot com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
set -e
# filled by PKGBUILD
_TB_PKGNAME_='__REPL_NAME__'
_TB_VERSION_='__REPL_VERSION__'
_TB_RELEASE_='__REPL_RELEASE__'
_TB_LANGUAGE_="__REPL_LANGUAGE__"
_TB_ARCH_='__REPL_ARCH__'
# other constants and variables
_TB_HOME_DIR_=~/".${_TB_PKGNAME_}"
_TB_VER_FILE_="${_TB_HOME_DIR_}/VERSION"
_TB_LOG_FILE_="${_TB_HOME_DIR_}/LOG"
_TB_APP_DIR_="${_TB_HOME_DIR_}/app"
_TB_REFRESH_=0
# syntax: _notify_ "${TITLE}" "${MESSAGE}"
_notify_() {
if [ $(which zenity 2>/dev/null) ]; then
zenity --info --title "${1}" --text "${2}"
elif [ $(which notify-send 2>/dev/null) ]; then
notify-send "${1}" "${2}"
elif [ $(which kdialog 2>/dev/null) ]; then
kdialog --title "${1}" --passivepopup "${2}"
else
echo -e "${0}: [${1}] ${2}" >&2
fi
}
# syntax: _compare_ver_ "${INSTALLED_VERSION}" "${LATEST_VERSION}"
_compare_ver_() {
[[ "${1}" == "${2}" ]] && return 1 || [[ "${1}" == "`echo -e "${1}\n${2}" | sort -V | head -n1`" ]]
}
_refresh_local_() {
local KEEP_DIR="${_TB_APP_DIR_}/Browser/TorBrowser/Data/Browser"
local KEPT_DIR=~/".${_TB_PKGNAME_}-tmpdata"
local DIR_IS_KEPT=0
if [[ -d "${KEEP_DIR}" ]]; then
[[ -d "${KEPT_DIR}" ]] && rm -rf "${KEPT_DIR}"
mv "${KEEP_DIR}" "${KEPT_DIR}"
echo "${0}: Preserving files in ${KEPT_DIR}/." >> "${_TB_LOG_FILE_}"
DIR_IS_KEPT=1
fi
echo "${0}: Extracting files to ${_TB_APP_DIR_}." >> "${_TB_LOG_FILE_}"
rm -rf "${_TB_APP_DIR_}"/*
tar --strip-components=1 -xJf "/opt/${_TB_PKGNAME_}/tor-browser-${_TB_ARCH_}-${_TB_VERSION_}_${_TB_LANGUAGE_}.tar.xz" \
-C "${_TB_APP_DIR_}" >> "${_TB_LOG_FILE_}" 2>&1 || _notify_ 'Error' \
"The tor-browser archive could not be extracted to your home directory. \
\nCheck permissions of ${_TB_APP_DIR_}. \
\nThe error log can be found in ${_TB_LOG_FILE_}."
if [[ ! ${DIR_IS_KEPT} -eq 0 ]]; then
rm -rf "${KEEP_DIR}"
mv "${KEPT_DIR}" "${KEEP_DIR}"
fi
[[ -f "${_TB_APP_DIR_}/Browser/start-tor-browser" ]] && echo "${_TB_VERSION_}" > "${_TB_VER_FILE_}"
}
_aur_update_() {
if [[ "$(id -u)" == '0' ]]; then
echo 'It is not a good idea to do this as root. Abort.' 1>&2
exit 1
fi
local DO_UPDATE=0
local TMP_PKGBUILD="$(mktemp -d)"
cd "${TMP_PKGBUILD}"
if ! { curl --silent --fail "https://aur.archlinux.org/cgit/aur.git/snapshot/${_TB_PKGNAME_}.tar.gz" | tar xz ;} 2>/dev/null; then
echo 'Unable to retrieve the PKGBUILD. Abort.' 1>&2
rm -rf "${TMP_PKGBUILD}"
exit 1
fi
cd "${TMP_PKGBUILD}/${_TB_PKGNAME_}"
local AUR_VERSION="$(grep 'pkgver' '.SRCINFO' | cut -d = -f2 | sed -e 's/^[[:space:]]*//')"
local AUR_RELEASE="$(grep 'pkgrel' '.SRCINFO' | cut -d = -f2 | sed -e 's/^[[:space:]]*//')"
if _compare_ver_ "${_TB_VERSION_}" "${AUR_VERSION}"; then
echo "Found new version (${_TB_VERSION_} -> ${AUR_VERSION})..."
DO_UPDATE=1
elif [[ "${_TB_VERSION_}" == "${AUR_VERSION}" ]] && [[ "${_TB_RELEASE_}" != "${AUR_RELEASE}" ]] && [[ "${_TB_RELEASE_}" == "`echo -e "${_TB_RELEASE_}\n${AUR_RELEASE}" | sort | head -n1`" ]]; then
echo 'Found new PKGBUILD...'
DO_UPDATE=1
else
echo "Everything is up to date (current version: ${_TB_VERSION_})."
fi
[[ ! ${DO_UPDATE} -eq 0 ]] && makepkg -si
rm -rf "${TMP_PKGBUILD}"
}
_usage_() {
cat <<EOF
Usage: ${0##*/} [option]
Options:
-h|--help Show this help message and exit
-u|--update Search in AUR for a new release and install it
-r|--refresh Refresh the copy in your home directory and launch tor-browser
-e|--erase Erase the copy in your home directory
--dir=<directory> The Tor-Browser directory to use
All unrecognized arguments will be passed to the browser.
EOF
}
args=()
for arg; do
case "${arg}" in
-h|--help) _usage_; exit 0 ;;
-u|--update) _aur_update_; exit 0 ;;
-f|--refresh) _TB_REFRESH_=1 ;;
-e|--erase) rm -rf "${_TB_HOME_DIR_}"; exit 0 ;;
--dir=*) _TB_HOME_DIR_="${arg#*=}" ;;
*) args+=("$arg") ;;
esac
done
# create directory, if it is missing (e.g. first run)
[[ ! -d "${_TB_APP_DIR_}" ]] && mkdir -p "${_TB_APP_DIR_}"
cd "${_TB_HOME_DIR_}"
# create version file if missing
[[ ! -f "${_TB_VER_FILE_}" ]] && echo 0 > "${_TB_VER_FILE_}"
# get the installed version
while read _TB_VER_LINE_
do
_TB_INSTALLED_VERSION_="${_TB_VER_LINE_}"
done < "${_TB_VER_FILE_}"
# start update if old or no tor-browser is installed
if [[ "${_TB_INSTALLED_VERSION_}" == "${_TB_VERSION_}" ]] && [[ ${_TB_REFRESH_} -eq 0 ]]; then
# clear log
> "${_TB_LOG_FILE_}"
else
echo "${0}: Your version in ${_TB_HOME_DIR_} is outdated or you do not have installed ${_TB_PKGNAME_} yet." > "${_TB_LOG_FILE_}"
_refresh_local_
fi
# start tor-browser
"${_TB_APP_DIR_}/Browser/start-tor-browser" "${args[@]}"
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