diff options
| -rwxr-xr-x | update_ungoogled_chromium.sh | 96 |
1 files changed, 73 insertions, 23 deletions
diff --git a/update_ungoogled_chromium.sh b/update_ungoogled_chromium.sh index dec4925..7e2f2db 100755 --- a/update_ungoogled_chromium.sh +++ b/update_ungoogled_chromium.sh @@ -16,27 +16,24 @@ ATOM_URL="https://raw.githubusercontent.com/ungoogled-software/ungoogled-chromium-binaries/master/feed.xml" # Default platform to install/update -PLATFORM="Portable Linux 64-bit" +DEFAULT_PLATFORM="Portable Linux 64-bit" +PLATFORM="$DEFAULT_PLATFORM" -# Set LINK argument (with a default value) -LINK="ungoogled-chromium" -if [ -n "$1" ]; then - LINK="$1" -fi - -# Set LOCATION argument -if [ -n "$2" ]; then - LOCATION="$2" -fi +# Should the user be prompted if a new version is available +PROMPT=1 # Print help message print_help() { - echo "Usage: $0 [LINK] [LOCATION]" + echo "Usage: $0 [OPTION]... [LINK] [LOCATION]" echo echo "$0 is a bash script that can help to automate installation and updating of ungoogled-chromium" echo "LINK is the path or desired path for a symlink pointing to the ungoogled-chromium executable. If LINK is not specified, it will be set to ungoogled-chromium by default" echo "LOCATION is the desired install location for ungoogled-chromium. It does not need to be specified unless installing ungoogled-chromium for the first time" + echo + echo " -h, --help Print this help message" + echo " -p, --platform PLATFORM Specify platform to target. Set to $DEFAULT_PLATFORM by default" + echo " -y, --yes Automatic yes for all prompts" } # Function to compare ungoogled-chromium version numbers @@ -68,14 +65,14 @@ compare_versions() { # Function to query for information about latest version of ungoogled-chromium (for specific version) # $1 -> platform name # Return Values: - # 0 -> error - # 1 -> success + # 1 -> error + # 0 -> success fetch_info() { # Get table of available platforms, with versions, and URLs on the following line local PLATFORM_TABLE=$(echo "$PARSED_XML" | grep -E '(/feed/entry/title=)|(/feed/entry/link/@href=)' | sed 's/^.*=//g') # grep for PLATFORM in PLATFORM_TABLE, pull out two lines, starting from matching LINE_NUMBER - local LINE_NUMBER=$(echo "$PLATFORM_TABLE" | grep -m 1 -n "$PLATFORM" | cut -d ':' -f 1) + local LINE_NUMBER=$(echo "$PLATFORM_TABLE" | grep -i -m 1 -n "$PLATFORM" | cut -d ':' -f 1) echo "$PLATFORM_TABLE" | sed -n "$LINE_NUMBER,$((LINE_NUMBER+1))p" } @@ -103,6 +100,43 @@ get_install_path() { } +# Read flags +while [ $# -gt 0 ]; do + case "$1" in + -- ) + shift + break + ;; + -h | --help ) + print_help + exit + ;; + -p | --platform ) + PLATFORM="$2" + shift + shift + ;; + -y | --yes ) + PROMPT=0 + shift + ;; + * ) + break + ;; + esac +done + +# Set LINK argument (with a default value) +LINK="ungoogled-chromium" +if [ -n "$1" ]; then + LINK="$1" +fi + +# Set LOCATION argument +if [ -n "$2" ]; then + LOCATION="$2" +fi + # Fetch info, break and store into variables PARSED_XML=$(curl -s $ATOM_URL | xml2) @@ -111,8 +145,17 @@ if [ ! $? -eq 0 ]; then exit 0 fi + FULL_INFO=$(fetch_info "$PLATFORM") +# Exit out if PLATFORM was invalid +if [ $? = 1 ]; then + echo "Error: Unknown PLATFORM \"$PLATFORM\"" + print_help + exit 0 +fi + + NAME=$(echo "$FULL_INFO" | head -n 1 | cut -d ':' -f 1) VERSION=$(echo "$FULL_INFO" | head -n 1 | cut -d ':' -f 2 | sed 's/^[ ]*//g' | grep -E -o "[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+") URL=$(echo "$FULL_INFO" | sed -n "2p") @@ -125,6 +168,9 @@ fi # Check installed version number (if exists and link is valid) if [ -h "$LINK" ] && [ "$(readlink -f "$LINK" | grep -E -o "[/][^/]*$")" == "/chrome-wrapper" ]; then + # To make things easier, get absolute path of LINK + LINK="$(realpath -s "$LINK")" + # If the symlink exists, ensure I can write to it if [ ! -w "$LINK" ]; then echo "Error: Cannot write to $LINK" @@ -141,10 +187,12 @@ if [ -h "$LINK" ] && [ "$(readlink -f "$LINK" | grep -E -o "[/][^/]*$")" == "/ch exit 2 fi - echo -n "Upgrade ungoogled-chromium to $VERSION? [Y/n] " - read -r INPUT - if [ "$INPUT" == "n" ]; then - exit 2 + if [ $PROMPT = 1 ]; then + echo -n "Upgrade ungoogled-chromium to $VERSION? [Y/n] " + read -r INPUT + if [ "$INPUT" == "n" ]; then + exit 2 + fi fi # Get old install location for deletion later @@ -192,10 +240,12 @@ else exit 0 fi - echo -n "Install ungoogled-chromium $VERSION to $INSTALL_TO/? [Y/n] " - read -r INPUT - if [ "$INPUT" == "n" ]; then - exit 2 + if [ $PROMPT = 1 ]; then + echo -n "Install ungoogled-chromium $VERSION to $INSTALL_TO/? [Y/n] " + read -r INPUT + if [ "$INPUT" == "n" ]; then + exit 2 + fi fi fi |