update-chromium.sh

#!/usr/bin/env bash

# Update Chromium (on OS X) to the latest nightly build. 

install_dir='/Applications/Chromium.app'
base_url='http://commondatastorage.googleapis.com/chromium-browser-snapshots/Mac'
build=$(curl -s -f ${base_url}/LAST_CHANGE)
installed=$(/usr/libexec/PlistBuddy -c 'Print :SCMRevision' ${install_dir}/Contents/Info.plist)
script=$(basename $0)

notice () {
    echo $(tput setaf 7)[$(tput setaf 4)${script}$(tput setaf 7)]$(tput sgr0) $@
}

do_upgrade () {
    curl -# -A "Mozilla/5.0" -L -e ";auto" "${base_url}/${build}/chrome-mac.zip" -o chrome-${build}.zip
    mkdir -p ~/tmp &>/dev/null
    unzip -q -x chrome-${build}.zip -d ~/tmp &>/dev/null
    kill $(ps aux | grep '[C]hromium' | awk '{print $2}')
    sleep 2
    rm -rf ${install_dir} &>/dev/null
    mv ~/tmp/chrome-mac/Chromium.app /Applications
    rm chrome-${build}.zip
}

if [[ "${installed}" -ge "${build}" ]]; then
    notice "You're running the latest build (${installed})."
    exit 1
else
    notice "Upgrading to ${build} (you have ${installed})..."
    do_upgrade
fi