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updater.sh v2.0 (#543)

* lots of new arguments

`usage: ./updater.sh [-h] [-p PROFILE] [-u] [-d] [-s] [-n] [-b] [-c] [-v] [-r] [-o OVERRIDE]`

Args can be written separately or together. Examples:

```txt
./updater.sh -sdc
./updater.sh -sd -o relaxed.js
./updater.sh -s -d
```

Deprecated arguments still work (for now!)
This commit is contained in:
Pat Johnson 2018-11-25 10:16:05 -07:00 committed by earthlng
parent b182946ae4
commit 62351bfbf5
1 changed files with 294 additions and 103 deletions

View File

@ -2,104 +2,169 @@
## ghacks-user.js updater for macOS and Linux
## version: 1.5
## version: 2.0
## Author: Pat Johnson (@overdodactyl)
## Additional contributors: @earthlng, @ema-pe
## DON'T GO HIGHER THAN VERSION x.9 !! ( because of ASCII comparison in check_for_update() )
## DON'T GO HIGHER THAN VERSION x.9 !! ( because of ASCII comparison in update_updater() )
readonly currdir=$(pwd)
sfp=$(readlink -f "${BASH_SOURCE[0]}" 2>/dev/null || greadlink -f "${BASH_SOURCE[0]}" 2>/dev/null)
if [ -z "$sfp" ]; then sfp=${BASH_SOURCE[0]}; fi
readonly SCRIPT_DIR=$(dirname "${sfp}")
#########################
# Base variables #
#########################
update_pref=${1:--ask}
# Colors used for printing
RED='\033[0;31m'
BLUE='\033[0;34m'
BBLUE='\033[1;34m'
BBLUE='\033[1;34m'
GREEN='\033[0;32m'
ORANGE='\033[0;33m'
CYAN='\033[0;36m'
CYAN='\033[0;36m'
NC='\033[0m' # No Color
# Argument defaults
UPDATE="check"
CONFIRM="yes"
OVERRIDE="user-overrides.js"
BACKUP="multiple"
COMPARE=false
SKIPOVERRIDE=false
VIEW=false
PROFILE_PATH=false
#########################
# Working directory #
#########################
# get current directory
currdir=$(pwd)
## get the full path of this script (readlink for Linux, greadlink for Mac with coreutils installed)
sfp=$(readlink -f "${BASH_SOURCE[0]}" 2>/dev/null || greadlink -f "${BASH_SOURCE[0]}" 2>/dev/null)
## fallback for Macs without coreutils
if [ -z "$sfp" ]; then sfp=${BASH_SOURCE[0]}; fi
## store the Firefox profile directory
ff_profile="$(dirname "${sfp}")"
set_wd () {
declare -r macdir=~/Library/Application\ Support/Firefox/Profiles/
declare -r nixdir=~/.mozilla/firefox/
local ff_profile
if [ "$PROFILE_PATH" = false ]; then
ff_profile="$SCRIPT_DIR"
elif [ "$PROFILE_PATH" = "list" ]; then
local firefox_dir=""
if [ -d "$macdir" ]; then
firefox_dir=$macdir
elif [ -d $nixdir ]; then
firefox_dir=$nixdir
else
echo -e ${RED}"Error: Sorry, -l is not supported for your OS"${NC}
exit 1
fi
if [ $(find "$firefox_dir" -maxdepth 1 -type d | wc -l) == "2" ]; then
ff_profile=$(ls -d "$firefox_dir"*)
else
echo -e ${GREEN}"The following profiles were found:\n"${ORANGE}
ls -d "$firefox_dir"*
echo -e ${RED}"\nWhich profile would you like to update?"${NC}
read -p ""
echo -e ""
ff_profile=$REPLY
fi
else
ff_profile="$PROFILE_PATH"
fi
cd "$ff_profile"
}
#########################
# File Handeling #
# Arguments #
#########################
# Download method priority: curl -> wget -> pearl
DOWNLOAD_METHOD="not_pearl"
if [[ $(command -v "curl") ]] > /dev/null 2>&1; then
DOWNLOAD_TO_FILE="curl -O"
elif [[ $(command -v "wget") ]] > /dev/null 2>&1; then
DOWNLOAD_TO_FILE="wget"
elif [[ $(command -v "perl") ]]; then
DOWNLOAD_METHOD="perl"
usage() {
echo -e ${BLUE}"\nUsage: $0 [-h] [-p PROFILE] [-u] [-d] [-s] [-n] [-b] [-c] [-v] [-r] [-o OVERRIDE]\n"${NC} 1>&2 # Echo usage string to standard error
echo -e "Optional Arguments:"
echo -e "\t-h,\t\t Show this help message and exit."
echo -e "\t-p PROFILE,\t Path to your Firefox profile (if different than the dir of this script)"
echo -e "\t\t\t IMPORTANT: if the path include spaces, wrap the entire argument in quotes."
echo -e "\t-l, \t\t Choose your Firefox profile from a list"
echo -e "\t-u,\t\t Update updater.sh and execute silently. Do not seek confirmation."
echo -e "\t-d,\t\t Do not look for updates to updater.sh."
echo -e "\t-s,\t\t Silently update user.js. Do not seek confirmation."
echo -e "\t-b,\t\t Only keep one backup of each file."
echo -e "\t-c,\t\t Create a diff file comparing old and new user.js within userjs_diffs. "
echo -e "\t-o OVERRIDE,\t Filename or path to overrides file (if different than user-overrides.js)."
echo -e "\t\t\t If used with -p, paths should be relative to PROFILE or absolute paths"
echo -e "\t\t\t If given a directory, all files inside will be appended recursively."
echo -e "\t\t\t You can pass multiple files or directories by passing a comma separated list."
echo -e "\t\t\t\t Note: If a directory is given, only files inside ending in the extension .js are appended"
echo -e "\t\t\t\t IMPORTANT: do not add spaces between files/paths. Ex: -o file1.js,file2.js,dir1"
echo -e "\t\t\t\t IMPORTANT: if any files/paths include spaces, wrap the entire argument in quotes."
echo -e "\t\t\t\t\t Ex: -o \"override folder\" "
echo -e "\t-n,\t\t Do not append any overrides, even if user-overrides.js exists."
echo -e "\t-v,\t\t Open the resulting user.js file."
echo -e "\t-r,\t\t Only download user.js to a temporary file and open it."
echo -e
echo -e "Deprecated Arguments (they still work for now):"
echo -e "\t-donotupdate,\t Use instead -d"
echo -e "\t-update,\t Use instead -u"
echo -e
exit 1
}
legacy_argument () {
echo -e ${ORANGE}"\nWarning: command line arguments have changed."
echo -e "$1 has been deprecated and may not work in the future.\n"
echo -e "Please view the new options using the -h argument."${NC}
}
#########################
# File Handling #
#########################
# Download method priority: curl -> wget
DOWNLOAD_METHOD=""
if [[ $(command -v "curl") ]]; then
DOWNLOAD_METHOD="curl"
elif [[ $(command -v "wget") ]]; then
DOWNLOAD_METHOD="wget"
else
echo -e ${RED}"This script requires curl, wget or perl to be installed.\nProcess aborted"${NC}
echo -e ${RED}"This script requires curl or wget.\nProcess aborted"${NC}
exit 0
fi
# Download files
download_file () {
mkdir -p userjs_temps
cd userjs_temps
url=$1
declare -r url=$1
declare -r tf=$(mktemp)
local dlcmd=""
if [ $DOWNLOAD_METHOD = "not_pearl" ]; then
$DOWNLOAD_TO_FILE ${url}
if [ $DOWNLOAD_METHOD = "curl" ]; then
dlcmd="curl -o $tf"
else
http_url=${url/https/http}
# Variables from the shell are available in Perl's %ENV hash
# Need to export shell variable so it is visible to subprocesses
export http_url
perl -e '
use File::Fetch;
my $ff = File::Fetch->new(uri => $ENV{http_url});
my $where = $ff->fetch() or die $ff->error;
my $where = $ff->fetch( to => "." );
'
dlcmd="wget -O $tf"
fi
cd ..
$dlcmd "${url}" &>/dev/null && echo "$tf" || echo "" # return the temp-filename (or empty string on error)
}
# Backup a file into userjs_backups
# Replace current version of a file with new one in userjs_temps
backup_file () {
filename=$1
mkdir -p userjs_backups
mv $filename "userjs_backups/${filename}.backup.$(date +"%Y-%m-%d_%H%M")"
mv "userjs_temps/${filename}" $filename
echo -e "Status: ${GREEN}${filename} has been backed up and replaced with the latest version!${NC}"
open_file () { #expects one argument: file_path
if [ "$(uname)" == "Darwin" ]; then
open "$1"
elif [ "$(expr substr $(uname -s) 1 5)" == "Linux" ]; then
xdg-open "$1"
else
echo -e ${RED}"Error: Sorry, opening files is not supported for your OS."${NC}
fi
}
#########################
# Initiation #
#########################
initiate () {
show_banner () {
echo -e
echo -e
echo -e ${BBLUE}" ############################################################################"
echo -e " #### ####"
echo -e " #### ghacks user.js ####"
echo -e " #### ghacks user.js ####"
echo -e " #### Hardening the Privacy and Security Settings of Firefox ####"
echo -e " #### Maintained by @Thorin-Oakenpants and @earthlng ####" ####"
echo -e " #### Updater for macOS and Linux by @overdodactyl ####" ####"
echo -e " #### Maintained by @Thorin-Oakenpants and @earthlng ####"
echo -e " #### Updater for macOS and Linux by @overdodactyl ####"
echo -e " #### ####"
echo -e " ############################################################################"${NC}
echo -e
@ -107,23 +172,6 @@ initiate () {
echo -e "Documentation for this script is available here: ${CYAN}https://github.com/ghacksuserjs/ghacks-user.js/wiki/3.3-Updater-Scripts${NC}\n"
}
confirmation () {
download_file "https://raw.githubusercontent.com/ghacksuserjs/ghacks-user.js/master/user.js" &>/dev/null
echo -e "Please observe the following information:"
echo -e "\tFirefox profile: ${ORANGE}$(pwd)${NC}"
echo -e "\tAvailable online: ${ORANGE}$(get_userjs_version userjs_temps/user.js)${NC}"
echo -e "\tCurrently using: ${ORANGE}$(get_userjs_version user.js)\n${NC}\n"
echo -e "This script will update to the latest user.js file and append any custom configurations from user-overrides.js. ${RED}Continue Y/N? ${NC}"
read -p "" -n 1 -r
echo -e "\n"
if [[ $REPLY =~ ^[Nn]$ ]]; then
echo -e ${RED}"Process aborted"${NC}
return 1
fi
}
#########################
# Update updater.sh #
@ -131,9 +179,7 @@ confirmation () {
# Returns the version number of a updater.sh file
get_updater_version () {
filename=$1
version_regex='5 s/.*[[:blank:]]\([[:digit:]]*\.[[:digit:]]*\)/\1/p'
echo "$(sed -n "$version_regex" "${ff_profile}/${filename}")"
echo $(sed -n '5 s/.*[[:blank:]]\([[:digit:]]*\.[[:digit:]]*\)/\1/p' "$1")
}
# Update updater.sh
@ -142,32 +188,27 @@ get_updater_version () {
# -donotupdate: New version will not be looked for and update will not occur
# -update: Check for update, if available, execute without asking
update_updater () {
update_pref="$(echo $update_pref | tr '[A-Z]' '[a-z]')"
if [ $update_pref = "-donotupdate" ]; then
# User signified not to check for updates
return 0
if [ $UPDATE = "no" ]; then
return 0 # User signified not to check for updates
fi
download_file "https://raw.githubusercontent.com/ghacksuserjs/ghacks-user.js/master/updater.sh" &>/dev/null
declare -r tmpfile=$(download_file 'https://raw.githubusercontent.com/ghacksuserjs/ghacks-user.js/master/updater.sh')
if [[ $(get_updater_version updater.sh) < $(get_updater_version userjs_temps/updater.sh) ]]; then
if [ $update_pref != "-update" ]; then
echo -e "There is a newer version of updater.sh available. ${RED}Download and execute Y/N?${NC}"
if [[ $(get_updater_version "${SCRIPT_DIR}/updater.sh") < $(get_updater_version "${tmpfile}") ]]; then
if [ $UPDATE = "check" ]; then
echo -e "There is a newer version of updater.sh available. ${RED}Update and execute Y/N?${NC}"
read -p "" -n 1 -r
echo -e "\n\n"
if [[ $REPLY =~ ^[Nn]$ ]]; then
# Update available, but user chooses not to update
return 0
return 0 # Update available, but user chooses not to update
fi
fi
else
# No update available
return 0
return 0 # No update available
fi
# Backup current updater, execute latest version
backup_file updater.sh
chmod +x updater.sh
./updater.sh -donotupdate
mv "${tmpfile}" "${SCRIPT_DIR}/updater.sh"
chmod u+x "${SCRIPT_DIR}/updater.sh"
"${SCRIPT_DIR}/updater.sh" "$@ -d"
exit 1
}
@ -178,28 +219,178 @@ update_updater () {
# Returns version number of a user.js file
get_userjs_version () {
filename=$1
echo "$(sed -n "4p" "${ff_profile}/${filename}")"
echo "$(sed -n '4p' "$1")"
}
add_override () {
input=$1
if [ -f "$input" ]; then
echo "" >> user.js
cat "$input" >> user.js
echo -e "Status: ${GREEN}Override file appended:${NC} ${input}"
elif [ -d "$input" ]; then
FSAVEIFS=$IFS
IFS=$'\n\b' # Set IFS
FILES="${input}"/*.js
for f in $FILES
do
add_override "$f"
done
IFS=$SAVEIFS # restore $IFS
else
echo -e "${ORANGE}Warning: Could not find override file:${NC} ${input}"
fi
}
remove_comments () { # expects 2 arguments: from-file and to-file
sed -e 's/^[[:space:]]*\/\/.*$//' -e '/^\/\*/,/\*\//d' -e '/^[[:space:]]*$/d' -e 's/);[[:space:]]*\/\/.*/);/' "$1" > "$2"
}
# Applies latest version of user.js and any custom overrides
update_userjs () {
backup_file user.js
if [ -e user-overrides.js ]; then
cat user-overrides.js >> user.js
echo -e "Status: ${GREEN}Your user-overrides.js customizations have been applied!${NC}"
declare -r newfile=$(download_file 'https://raw.githubusercontent.com/ghacksuserjs/ghacks-user.js/master/user.js')
echo 'Please observe the following information:'
echo -e "\tFirefox profile: ${ORANGE}$(pwd)${NC}"
echo -e "\tAvailable online: ${ORANGE}$(get_userjs_version $newfile)${NC}"
echo -e "\tCurrently using: ${ORANGE}$(get_userjs_version user.js)\n${NC}\n"
if [ $CONFIRM = "yes" ]; then
echo -e "This script will update to the latest user.js file and append any custom configurations from user-overrides.js. ${RED}Continue Y/N? ${NC}"
read -p "" -n 1 -r
echo -e "\n"
if [[ $REPLY =~ ^[Nn]$ ]]; then
echo -e ${RED}"Process aborted"${NC}
rm $newfile
return 1
fi
fi
# Copy a version of user.js to diffs folder for later comparison
if [ "$COMPARE" = true ]; then
mkdir -p userjs_diffs
cp user.js userjs_diffs/past_user.js
fi
# backup user.js
mkdir -p userjs_backups
local bakname="userjs_backups/user.js.backup.$(date +"%Y-%m-%d_%H%M")"
if [ $BACKUP = "single" ]; then
bakname="userjs_backups/user.js.backup"
fi
cp user.js "$bakname"
mv "${newfile}" user.js
echo -e "Status: ${GREEN}user.js has been backed up and replaced with the latest version!${NC}"
# apply overrides
if [ "$SKIPOVERRIDE" = false ]; then
while IFS=',' read -ra FILE; do
add_override "$FILE"
done <<< "$OVERRIDE"
fi
# create diff
if [ "$COMPARE" = true ]; then
pastuserjs=userjs_diffs/past_user.js
past_nocomments=userjs_diffs/past_userjs.txt
current_nocomments=userjs_diffs/current_userjs.txt
remove_comments $pastuserjs $past_nocomments
remove_comments user.js $current_nocomments
diffname="userjs_diffs/diff_$(date +"%Y-%m-%d_%H%M").txt"
diff=$(diff -w -B -U 0 $past_nocomments $current_nocomments)
if [ ! -z "$diff" ]; then
echo "$diff" > "$diffname"
echo -e "Status: ${GREEN}A diff file was created:${NC} ${PWD}/${diffname}"
else
echo -e "Warning: ${ORANGE}Your new user.js file appears to be identical. No diff file was created."${NC}
fi
rm $past_nocomments $current_nocomments $pastuserjs
fi
if [ "$VIEW" = true ]; then
open_file "${PWD}/user.js"
fi
}
#########################
# Execute #
#########################
## change directory to the Firefox profile directory
cd "$ff_profile"
if [ $# != 0 ]; then
readonly legacy_lc=$(echo $1 | tr '[A-Z]' '[a-z]')
# Display usage if first argument is -help or --help
if [ $1 = '--help' ] || [ $1 = '-help' ]; then
usage
elif [ $legacy_lc = '-donotupdate' ]; then
UPDATE="no"
legacy_argument $1
elif [ $legacy_lc = '-update' ]; then
UPDATE="yes"
legacy_argument $1
else
while getopts ":hp:ludsno:bcvr" opt; do
case $opt in
h)
usage
;;
p)
PROFILE_PATH=${OPTARG}
;;
l)
PROFILE_PATH="list"
;;
u)
UPDATE="yes"
;;
d)
UPDATE="no"
;;
s)
CONFIRM="no"
;;
n)
SKIPOVERRIDE=true
;;
o)
OVERRIDE=${OPTARG}
;;
b)
BACKUP="single"
;;
c)
COMPARE=true
;;
v)
VIEW=true
;;
r)
tfile=$(download_file 'https://raw.githubusercontent.com/ghacksuserjs/ghacks-user.js/master/user.js')
mv $tfile "${tfile}.js"
echo -e ${ORANGE}"Warning: user.js was saved to temporary file ${tfile}.js"${NC}
open_file "${tfile}.js"
exit 1
;;
\?)
echo -e ${RED}"\n Error! Invalid option: -$OPTARG"${NC} >&2
usage
;;
:)
echo -e ${RED}"Error! Option -$OPTARG requires an argument."${NC} >&2
exit 1
;;
esac
done
fi
fi
initiate
show_banner
update_updater
confirmation && update_userjs
rm -rf userjs_temps
set_wd # changes directory to the Firefox profile (or script-dir)
update_userjs
cd "${currdir}"