diff options
Diffstat (limited to 'update_ungoogled_chromium.sh')
| -rwxr-xr-x | update_ungoogled_chromium.sh | 61 |
1 files changed, 35 insertions, 26 deletions
diff --git a/update_ungoogled_chromium.sh b/update_ungoogled_chromium.sh index c433182..2b369eb 100755 --- a/update_ungoogled_chromium.sh +++ b/update_ungoogled_chromium.sh @@ -1,7 +1,7 @@ #!/bin/bash # Shell script to update ungoogled-chromium Portable Linux 64-bit to the latest version -# $1 -> Wrapper symlink location +# $1 (optional) -> Wrapper symlink location (ungoogled-chromium by default) # $2 (optional) -> Install location # Return Values: # 0 -> failed @@ -18,12 +18,23 @@ ATOM_URL="https://raw.githubusercontent.com/ungoogled-software/ungoogled-chromiu # Default platform to install/update PLATFORM="Portable Linux 64-bit" +# 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 + # Print help message print_help() { echo "Usage: $0 LINK [LOCATION]" echo - echo "LINK is the path for a symlink pointing to the ungoogled-chromium executable" + echo "LINK is the path for a symlink pointing to the ungoogled-chromium executable (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" } @@ -91,13 +102,6 @@ get_install_path() { } -# Exit if $1 does not exist -if [ -z "$1" ]; then - echo "Error: too few arguments" - print_help - exit 0 -fi - # Fetch info, break and store into variables PARSED_XML=$(curl -s $ATOM_URL | xml2) @@ -112,17 +116,22 @@ NAME=$(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 "$FULL_INFO" | sed -n "2p") +# Handle if LINK is in PATH by getting the absolute path with which +if [ ! -e "$LINK" ]; then + LINK=$(which "$LINK") +fi + # Check installed version number (if exists and link is valid) -if [ -h "$1" ] && [ "$(readlink -f "$1" | grep -E -o "[/][^/]*$")" == "/chrome-wrapper" ]; then +if [ -h "$LINK" ] && [ "$(readlink -f "$LINK" | grep -E -o "[/][^/]*$")" == "/chrome-wrapper" ]; then # If the symlink exists, ensure I can write to it - if [ ! -w "$1" ]; then - echo "Error: Cannot write to $1" + if [ ! -w "$LINK" ]; then + echo "Error: Cannot write to $LINK" print_help exit 0 fi - MY_VERSION=$($1 --version | grep -E -o "[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+") + MY_VERSION=$($LINK --version | grep -E -o "[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+") # Compare versions to determine if an update is necessary compare_versions "$VERSION" "$MY_VERSION" @@ -138,12 +147,12 @@ if [ -h "$1" ] && [ "$(readlink -f "$1" | grep -E -o "[/][^/]*$")" == "/chrome-w fi # Get old install location for deletion later - OLD_INSTALL=$(get_install_path "$(readlink -f "$1" | sed 's/[/][^/]*$//g')") + OLD_INSTALL=$(get_install_path "$(readlink -f "$LINK" | sed 's/[/][^/]*$//g')") # Get install path - INSTALL_TO=$(get_install_path "$(echo "$2" | sed 's/[/]*$//g')") + INSTALL_TO=$(get_install_path "$(echo "$LOCATION" | sed 's/[/]*$//g')") if [ $? -eq 0 ]; then - INSTALL_TO=$(get_install_path "$(readlink -f "$1" | sed 's/[/][^/]*[/][^/]*$//g')") + INSTALL_TO=$(get_install_path "$(readlink -f "$LINK" | sed 's/[/][^/]*[/][^/]*$//g')") if [ $? -eq 0 ]; then print_help exit 0 @@ -152,31 +161,31 @@ if [ -h "$1" ] && [ "$(readlink -f "$1" | grep -E -o "[/][^/]*$")" == "/chrome-w else # First time installation - if [ -z "$2" ]; then + if [ -z "$LOCATION" ]; then echo "Error: Missing LOCATION argument" print_help exit 0 fi # If a file exists already (that is not a symlink to ungoogled-chromium), then exit - if [ -e "$1" ]; then - echo "Error: $1 already exists" + if [ -e "$LINK" ]; then + echo "Error: $LINK already exists" print_help exit 0 fi # Check that a file can be created in this directory - touch "$1" - if [ ! $? -eq 0 ] || [ ! -w "$1" ]; then - echo "Error: Cannot write to $1" + touch "$LINK" + if [ ! $? -eq 0 ] || [ ! -w "$LINK" ]; then + echo "Error: Cannot write to $LINK" print_help exit 0 else - rm "$1" + rm "$LINK" fi # Check install path argument - INSTALL_TO=$(get_install_path "$(echo "$2" | sed 's/[/]*$//g')") + INSTALL_TO=$(get_install_path "$(echo "$LOCATION" | sed 's/[/]*$//g')") if [ $? -eq 0 ]; then print_help exit 0 @@ -217,8 +226,8 @@ tar -xf "/tmp/$TAR_FILE" --directory "$INSTALL_TO/" PARENT_DIR=$(tar -tvf "/tmp/$TAR_FILE" | head -n 1 | cut -d ' ' -f 6 | cut -d '/' -f 1) # Create symlink -echo "Creating symlink $1" -ln -fns "$INSTALL_TO/$PARENT_DIR/chrome-wrapper" "$1" +echo "Creating symlink $LINK" +ln -fns "$INSTALL_TO/$PARENT_DIR/chrome-wrapper" "$LINK" # Cleanup echo "Removing /tmp/$TAR_FILE" |