PKGBUILD only (added `--aurupdate` argument to tor-browser.sh)

1 files changed, 89 insertions, 40 deletions

diff --git a/tor-browser.sh b/tor-browser.sh
index 288b7561ec2e..d54faa917191 100755
--- a/tor-browser.sh
+++ b/tor-browser.sh
@@ -4,6 +4,7 @@
 # Copyright (C) 2012 Alessio Sergi <al3hex at gmail dot com>
 # modified 2012 for tor-browser (Max Roder <maxroder at web dot de>)
 # modified 2014 by Yardena Cohen <yardenack at gmail dot com>
+# modified 2017 by grufo <madmurphy333 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
@@ -21,45 +22,86 @@
 set -e
 
 # filled by the PKGBUILD
-NAME='REPL_NAME'
-VERSION='REPL_VERSION'
-LANGUAGE="REPL_LANGUAGE"
+TB_PKGNAME='REPL_NAME'
+TB_VERSION='REPL_VERSION'
+TB_RELEASE='REPL_RELEASE'
+TB_LANGUAGE="REPL_LANGUAGE"
 
 ARCH=$(getconf LONG_BIT)
 
 notify() {
-  local title="$1"
-  local message="$2"
-
-  if [ $(which zenity 2>/dev/null) ]; then
-    zenity --info --title "$title" --text "$message"
-  elif [ $(which notify-send 2>/dev/null) ]; then
-    notify-send "$title" "$message"
-  elif [ $(which kdialog 2>/dev/null) ]; then
-    kdialog --title "$title" --passivepopup "$message"
-  else
-    echo -e "$0: [$title] $message" >&2
-  fi
+	local title="${1}"
+	local message="${2}"
+
+	if [ $(which zenity 2>/dev/null) ]; then
+		zenity --info --title "${title}" --text "${message}"
+	elif [ $(which notify-send 2>/dev/null) ]; then
+		notify-send "${title}" "${message}"
+	elif [ $(which kdialog 2>/dev/null) ]; then
+		kdialog --title "${title}" --passivepopup "${message}"
+	else
+		echo -e "${0}: [${title}] ${message}" >&2
+	fi
+}
+
+compare_versions() {
+	[ "${1}" = "${2}" ] && return 1 || [ "${1}" = "`echo -e "${1}\n${2}" | sort -V | head -n1`" ]
 }
 
 update() {
-	echo "$0: Extracting files to $INSTALL_DIRECTORY." >> $LOG_FILE
-	rm -rf $INSTALL_DIRECTORY/*
-	tar --strip-components=1 -xJf /opt/$NAME/tor-browser-linux${ARCH}-${VERSION}_${LANGUAGE}.tar.xz \
-		-C $INSTALL_DIRECTORY >> $LOG_FILE 2>&1 || notify "Error" \
+	echo "${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-linux${ARCH}-${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 $INSTALL_DIRECTORY. \
-		\nThe error log can be found in $LOG_FILE."
+		\nCheck permissions of ${TB_APP_DIR}. \
+		\nThe error log can be found in ${TB_LOG_FILE}."
+
+	[[ -f "${TB_APP_DIR}/Browser/start-tor-browser" ]] && echo "${TB_VERSION}" > "${TB_VER_FILE}"
+}
+
+aur_update() {
+
+	local DO_UPDATE='0'
+	local TMP_PKGBUILD="$(mktemp -d)"
+
+	if [ "$(id -u)" == '0' ]; then
+		echo 'It is not a good idea to do this as root. Abort.' 1>&2
+		exit 1
+	fi
+
+	cd "${TMP_PKGBUILD}"
+
+	curl --silent "https://aur.archlinux.org/cgit/aur.git/snapshot/${TB_PKGNAME}.tar.gz" | tar xz
+
+	cd "${TMP_PKGBUILD}/${TB_PKGNAME}"
+
+	local NEW_VERSION="$(grep 'pkgver' '.SRCINFO' | cut -d = -f2 | sed -e 's/^[[:space:]]*//')"
+	local NEW_RELEASE="$(grep 'pkgrel' '.SRCINFO' | cut -d = -f2 | sed -e 's/^[[:space:]]*//')"
+
+	if compare_versions ${TB_VERSION} ${NEW_VERSION}; then
+		echo 'Found new version.'
+		local DO_UPDATE='1'
+	elif [ "${TB_VERSION}" == "${NEW_VERSION}" ] && [ "${TB_RELEASE}" != "${NEW_RELEASE}" ] && [ "${TB_RELEASE}" = "`echo -e "${TB_RELEASE}\n${NEW_RELEASE}" | sort | head -n1`" ]; then
+		echo 'Found new PKGBUILD release.'
+		local DO_UPDATE='1'
+	else
+		echo 'Everything is up to date'
+	fi
+
+	[ "${DO_UPDATE}" == '1' ] && makepkg -si
+
+	rm -rf "${TMP_PKGBUILD}"
 
-	[[ -f $INSTALL_DIRECTORY/Browser/start-tor-browser ]] && echo $VERSION > $VERSION_FILE
 }
 
 usage() {
-  cat <<EOF
+	cat <<EOF
 Usage: ${0##*/} [option]
 
 Options:
   -h|--help         Show this help message and exit
+  -a|--aurupdate    Search for a new release on Arch User Repository (AUR) and install it
   -u|--update       Force update of the copy in your home directory
   --dir=<directory> The Tor-Browser directory to use
 
@@ -67,42 +109,49 @@ Options:
 EOF
 }
 
-DIRECTORY=~/.$NAME
+DIRECTORY=~/.${TB_PKGNAME}
+
+# remove old INSTALL directory (temporary command to be removed in the next versions)
+if [ -d "${DIRECTORY}/INSTALL" ]; then
+	rm -rf "${DIRECTORY}"
+fi
+
 args=()
 for arg; do
-	case "$arg" in
-		-h|--help)   usage; exit 0 ;;
+	case "${arg}" in
+		-h|--help) usage; exit 0 ;;
+		-a|--aurupdate) aur_update; exit 0 ;;
 		-u|--update) update=1 ;;
-		--dir=*)     DIRECTORY="${arg#*=}" ;;
+		--dir=*) DIRECTORY="${arg#*=}" ;;
 		*) args+=("$arg") ;;
 	esac
 done
 
-INSTALL_DIRECTORY=$DIRECTORY/INSTALL
-VERSION_FILE=$DIRECTORY/VERSION
-LOG_FILE=$DIRECTORY/LOG
+TB_APP_DIR="${DIRECTORY}/APP"
+TB_VER_FILE="${DIRECTORY}/VERSION"
+TB_LOG_FILE="${DIRECTORY}/LOG"
 
 # create directory, if it is missing (e.g. first run)
-[[ ! -d "$INSTALL_DIRECTORY" ]] && mkdir -p "$INSTALL_DIRECTORY"
-cd "$DIRECTORY"
+[[ ! -d "${TB_APP_DIR}" ]] && mkdir -p "${TB_APP_DIR}"
+cd "${DIRECTORY}"
 
 # create version file if missing
-[[ ! -f $VERSION_FILE ]] && echo 0 > $VERSION_FILE
+[[ ! -f "${TB_VER_FILE}" ]] && echo 0 > "${TB_VER_FILE}"
 
-#get installed version
+# get installed version
 while read line
 do
-	INSTALLED_VERSION=$line
-done < $VERSION_FILE
+	TB_INSTALLED_VERSION="${line}"
+done < ${TB_VER_FILE}
 
 # start update if old or no tor-browser is installed
-if [[ "$INSTALLED_VERSION" == "$VERSION" ]] && [[ $update != 1 ]]; then
+if [[ "${TB_INSTALLED_VERSION}" == "${TB_VERSION}" ]] && [[ ${update} != 1 ]]; then
 	# clear log
-	> $LOG_FILE
+	> "${TB_LOG_FILE}"
 else
-	echo "$0: Your version in $DIRECTORY is outdated or you do not have installed $NAME yet." > $LOG_FILE
+	echo "${0}: Your version in ${DIRECTORY} is outdated or you do not have installed ${TB_PKGNAME} yet." > "${TB_LOG_FILE}"
 	update
 fi
 
 # start tor-browser
-cd $INSTALL_DIRECTORY/Browser && ./start-tor-browser "${args[@]}"
+cd "${TB_APP_DIR}/Browser" && ./start-tor-browser "${args[@]}"