URLをオープンするだけのアプリを作るスクリプト

makeopenapp.rb

#!/usr/bin/env ruby
# cf. http://bit.ly/2raKfLZ
# makeopenapp - URLをオープンするだけのスクリプトをMacのアプリケーションにする

if ARGV.length != 2
  abort("Usage: makeopenapp URL Example.app")
end

url = ARGV[0]
appname = ARGV[1]
scriptname = 'open.rb'
open(scriptname, "w") do |f|
  f.puts <<-"EOD"
#!/usr/bin/env ruby
url = '#{url}'
system("open -a Safari #{url}")
  EOD
end

system("mkdir -p #{appname}/Contents/MacOS")
system("mkdir -p #{appname}/Contents/Resources")
open("#{appname}/Contents/Info.plist", "w") do |f|
  f.puts <<-"EOD"
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
  <dict>
    <key>CFBundleExecutable</key>
    <string>#{scriptname}</string>
  </dict>
</plist>
  EOD
end
system("cp #{scriptname} #{appname}/Contents/MacOS/")
system("chmod +x #{appname}/Contents/MacOS/#{scriptname}")
system("rm #{scriptname}")
puts "#{appname} is created."

cf. https://snap.textfile.org/20190201014342/