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#!/bin/bash
#################################################################
# #
# GNOME Shell Extension Installer v1.2.1 #
# #
# A simple (scriptable) way to install GNOME Shell Extensions! #
# #
# Author: Cyrus Frost #
# License: MIT #
# #
# https://github.com/cyfrost/install-gnome-extensions #
# #
#################################################################
#vars
script_revision="v1.2.1"
args_count="$#"
dependencies=(wget curl jq unzip tput sed egrep sed awk gnome-shell cut basename)
deps_install_apt="sudo apt install -y wget curl jq unzip sed"
deps_install_dnf="sudo dnf install -y wget curl jq unzip sed"
EXTENSIONS_TO_INSTALL=()
OVERWRITE_EXISTING=false
ENABLE_ALL=false
INSTALLED_EXT_COUNT=''
INSTALLED_EXTs=''
# message colors.
info_text_blue=$(tput setaf 7)
normal_text=$(tput sgr0)
error_text=$(tput setaf 1)
status_text_yellow=$(tput setaf 3)
# Bail immediately if running as root.
function CheckIfRunningAsRoot() {
if [ "$(id -u)" = 0 ]; then
printf "
%s Running this script as root is discouraged and won't work since it needs user directories to operate. Retry as normal user.
Note: If you're trying to install extensions for another user on this computer, try 'su <user_account_name>' and proceed.
Abort.
%s" "$error_text" "$normal_text"
exit 1
fi
}
# Bail immediately if running as root.
CheckIfRunningAsRoot
# Trap SIGINT and SIGTERM.
function _term() {
printf "\n\n%s" "$normal_text"
trap - INT TERM # clear the trap
kill -- -$$
}
# Trap SIGINT and SIGTERM for cleanup.
trap _term INT TERM
# This function can check for binaries/commands to be available in Env PATH and report otherwise.
function CheckDependencies() {
# echo -en "\n${info_text_blue}Checking dependencies...${normal_text}";
dependencies=("$@")
for name in "${dependencies[@]}"; do
command -v "$name" >/dev/null 2>&1 || {
echo -en "${error_text}\n[Error] Command not found: \"$name\"${normal_text}"
deps=1
}
done
[[ $deps -ne 1 ]] || {
echo -en "${error_text}\n\nOne or more dependencies is unavailable. Please make sure the above commands are available and re-run this script.\n\n${status_text_yellow}For Ubuntu and similar distros, try: $deps_install_apt\n\nFor Fedora and similar distros, try: $deps_install_dnf\n\n${normal_text}"
exit 1
}
}
# Fail if dependencies unmet.
CheckDependencies "${dependencies[@]}"
function confirm_action() {
while true; do
printf "\n%s" "$normal_text"
read -r -p "$1" -n 1 yn
case $yn in
[Yy]*) return 0 ;;
[Nn]*) return 1 ;;
*) printf "\nPlease answer with 'y' or 'n'." ;;
esac
done
}
# check if current (active) desktop instance is GNOME.
function IsEnvGNOME() {
if [ "$XDG_CURRENT_DESKTOP" = "" ]; then
desktop=$(echo "$XDG_DATA_DIRS" | grep -Po '(xfce|kde|gnome)' | tail -n 1)
#sed 's/.*\(xfce\|kde\|gnome\).*/\1/')
else
desktop=$XDG_CURRENT_DESKTOP
fi
desktop=${desktop,,}
if [[ $desktop == *"gnome"* ]]; then
return 0
else
return 1
fi
}
function enable_extension() {
ext_uuid="$1"
gnome-extensions enable "$ext_uuid" >/dev/null 2>&1
}
function disable_extension() {
ext_uuid="$1"
gnome-extensions disable "$ext_uuid" >/dev/null 2>&1
}
function get_installed_extensions_list() {
user_extensions_path="/home/$USER/.local/share/gnome-shell/extensions"
array=()
while IFS="" read -r line; do array+=("$line"); done < <(find "$user_extensions_path" -maxdepth 1 -mindepth 1 -type d -not -path '*/\.*' -printf "%f\n")
ext_list=$(printf "'%s'," "${array[@]}")
ext_list=${ext_list%,}
INSTALLED_EXT_COUNT="${#array[@]}"
INSTALLED_EXTs=$(printf '%s\n' "${array[@]}")
# echo $ext_list
}
function install_shell_extensions() {
for ext_id in "${EXTENSIONS_TO_INSTALL[@]}"; do
request_url="https://extensions.gnome.org/extension-info/?pk=$ext_id&shell_version=$GNOME_SHELL_VERSION"
http_response="$(curl -s -o /dev/null -I -w "%{http_code}" "$request_url")"
if [ "$http_response" = 404 ]; then
printf "\n%sError: No extension exists matching the ID: %s and GNOME Shell version %s (Skipping this).\n" "$error_text" "$ext_id" "$GNOME_SHELL_VERSION"
continue
fi
printf "%s\n" "$normal_text"
ext_info="$(curl -s "$request_url")"
extension_name="$(echo "$ext_info" | jq -r '.name')"
direct_dload_url="$(echo "$ext_info" | jq -r '.download_url')"
ext_uuid="$(echo "$ext_info" | jq -r '.uuid')"
ext_version="$(echo "$ext_info" | jq -r '.version')"
ext_homepage="$(echo "$ext_info" | jq -r '.link')"
ext_description="$(echo "$ext_info" | jq -r '.description')"
download_url="https://extensions.gnome.org"$direct_dload_url
target_installation_dir="/home/$USER/.local/share/gnome-shell/extensions/$ext_uuid"
printf "%s\nDownloading and installing extension \"%s\"%s" "$status_text_yellow" "$extension_name" "$normal_text"
printf "%s" "$info_text_blue"
printf "\nDescription: %s" "$ext_description"
printf "\nExtension ID: %s" "$ext_id"
printf "\nExtension Version: v%s" "$ext_version"
printf "\nHomepage: https://extensions.gnome.org%s" "$ext_homepage"
printf "\nUUID: \"%s\"" "$ext_uuid"
printf "\nInstalling to: \"%s\"" "$target_installation_dir"
if [ -d "$target_installation_dir" ] && [ "$OVERWRITE_EXISTING" = "false" ]; then
confirm_action "${normal_text}This extension is already installed. Do you want to overwrite it? (y/n): " || continue
fi
printf "\n%sPlease wait...\n" "$info_text_blue"
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filename="$(basename "$download_url" | sed 's/\?version_tag.*$//')"
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wget -q "$download_url" \
&& mkdir -p "$target_installation_dir" \
&& unzip -o -q "$filename" -d "$target_installation_dir" \
&& sleep 1 \
&& rm "$filename"
schemas_dir="$target_installation_dir/schemas"
if [ -d "$schemas_dir" ]; then
printf "%sInstall GLib Schemas for dconf storage, this step will require sudo access...\n" "$info_text_blue"
cd "$schemas_dir" || {
echo "$0: Directory do not exist"
exit 1
}
sudo cp ./*.xml "/usr/share/glib-2.0/schemas/"
sudo glib-compile-schemas /usr/share/glib-2.0/schemas/ >/dev/null 2>&1
fi
if [ ! "$ENABLE_ALL" = "false" ]; then
enable_extension "$ext_uuid"
fi
printf "%sDone!\n%s" "$info_text_blue" "$normal_text"
done
printf "\n"
}
# Check if arg is number.
function IsNumber() {
re='^[0-9]+$'
if [[ "$1" =~ $re ]]; then
return 0
fi
return 1
}
function print_usage() {
print_banner
# -u, --update Updates existing extensions to latest available versions.
printf "
Usage: ./install-gnome-extensions.sh [options] <extension_ids> | [links_file]
Options:
-e, --enable Enable extension after installing it.
-o, --overwrite Overwrites existing extensions.
-l. --list Lists the UUIDs of installed extensions.
-f, --file Specify a file containing extension links to install.
-h, --help Display this help message.
Example usages:
---------------
1) ./install-gnome-extensions.sh 6 8 19 --enable
Installs and enables extensions with IDs 6, 8, and 19.
2) ./install-gnome-extensions.sh -e --file links.txt
Installs and enables the extensions from the URLs specified in \"links.txt\" file.
"
}
function print_banner() {
printf "%s
===========================================================
GNOME Shell Extensions Installer %s
A simple (scriptable) way to install GNOME Shell extensions.
https://github.com/cyfrost/install-gnome-extensions
===========================================================\n" "$normal_text" "$script_revision"
}
function trim_file() {
file="$1"
sed -i '/^[[:blank:]]*$/ d' "$file" && awk '{$1=$1};1' "$file" >tmp && mv tmp "$file"
}
function install_exts_from_links_file() {
file="$1"
if [ ! -f "$file" ] || [ ! -s "$file" ]; then
printf "\n%sError: Supplied argument (\"%s\") is either not a valid file or is empty. %s\n\nPlease gather all extension links in a text file (line-by-line) and try again.\n\nSample usage: ./install-gnome-extensions --file links.txt\n\n" "$error_text" "$1" "$normal_text"
exit 1
fi
trim_file "$file"
printf "\nParsing file \"%s\" for extension links...\n" "$file"
while IFS="" read -r p || [ -n "$p" ]; do
url="$(echo "$p" | sed '/^[[:space:]]*$/d')"
ext_id="$(echo "$url" | tr '\n' ' ' | sed -e 's/[^0-9]/ /g' -e 's/^ *//g' -e 's/ *$//g' | tr -s ' ' | awk '{print $1;}')"
IsNumber "$ext_id" && EXTENSIONS_TO_INSTALL+=("$ext_id") || printf "\n%sError: Invalid URL: %s (Skipping this).%s" "$error_text" "$url" "$normal_text"
done <"$file"
printf "\n"
}
function begin_install() {
exts_list="$(printf '%s, ' "${EXTENSIONS_TO_INSTALL[@]}")"
exts_list=${exts_list%, }
print_banner
printf "\n%s[Info] Detected GNOME Shell version: %s\n\nInstalling %s extensions (%s)...\n%s" "$info_text_blue" "$GNOME_SHELL_VERSION" "$extensions_count" "$exts_list" "$normal_text"
install_shell_extensions
printf "\n%sComplete!\n\n" "$normal_text"
IsEnvGNOME || printf "%sPlease login to GNOME desktop to see the installed/enabled extensions.\n\n" "$normal_text"
}
# Obtain GNOME Shell version.
GNOME_SHELL_VERSION="$(gnome-shell --version | cut --delimiter=' ' --fields=3 | cut --delimiter='.' --fields=1,2)"
while test $# -gt 0; do
case "$1" in
-e | --enable)
ENABLE_ALL=true
;;
# -u|--update)
# UPDATE=true
# ;;
-o | --overwrite)
OVERWRITE_EXISTING=true
;;
-h | --help)
print_usage
exit 0
;;
-l | --list)
get_installed_extensions_list
printf "\n============================\nInstalled extensions (UUIDs)\n============================\n\n%s\n\n%s extensions are installed.\n\nDone!\n\n" "$INSTALLED_EXTs" "$INSTALLED_EXT_COUNT"
exit 0
;;
-f | --file)
install_exts_from_links_file "$2"
;;
esac
IsNumber "$1" && EXTENSIONS_TO_INSTALL+=("$1")
shift
done
extensions_count="${#EXTENSIONS_TO_INSTALL[@]}"
if [ "$args_count" -eq 0 ]; then
printf "\n%sInvalid usage.\n%s" "$error_text" "$normal_text"
print_usage
elif [ "$extensions_count" -eq 0 ]; then
printf "\n%sError: Could not find any valid extension IDs or URLs for installation.\n%s\n" "$error_text" "$normal_text"
exit 1
else
begin_install
fi
