Casks/m/minecraft-server.rb

   1 cask "minecraft-server" do
   2   version "1.21.3,45810d238246d90e811d896f87b14695b7fb6839"
   3   sha256 "e153b89b02c0839cdf5e8c1d57c80dd42a3fffb80c60817632080c041bf8afb5"
   4
   5   url "https://launcher.mojang.com/v#{version.major}/objects/#{version.csv.second}/server.jar",
   6       verified: "launcher.mojang.com/"
   7   name "Minecraft Server"
   8   desc "Run a Minecraft multiplayer server"
   9   homepage "https://www.minecraft.net/en-us/"
  10
  11   livecheck do
  12     url "https://www.minecraft.net/en-us/download/server"
  13     regex(%r{href=.*?/objects/(\h+)/server\.jar[^>]*>minecraft[_-]server[._-]v?(\d+(?:\.\d+)*)\.jar}i)
  14     strategy :page_match do |page, regex|
  15       page.scan(regex).map { |match| "#{match[1]},#{match[0]}" }
  16     end
  17   end
  18
  19   container type: :naked
  20
  21   # shim script (https://github.com/Homebrew/homebrew-cask/issues/18809)
  22   shimscript = "#{staged_path}/minecraft-server.wrapper.sh"
  23   binary shimscript, target: "minecraft-server"
  24
  25   config_dir = HOMEBREW_PREFIX.join("etc", "minecraft-server")
  26
  27   preflight do
  28     FileUtils.mkdir_p config_dir
  29
  30     File.write shimscript, <<~EOS
  31       #!/bin/sh
  32       cd '#{config_dir}' && \
  33         exec /usr/bin/java ${@:--Xms1024M -Xmx1024M} -jar '#{staged_path}/server.jar' nogui
  34     EOS
  35   end
  36
  37   eula_file = config_dir.join("eula.txt")
  38
  39   postflight do
  40     system_command shimscript
  41     File.write(eula_file, File.read(eula_file).sub("eula=false", "eula=TRUE"))
  42   end
  43
  44   uninstall_preflight do
  45     FileUtils.rm(eula_file) if eula_file.exist?
  46   end
  47
  48   zap trash: config_dir
  49
  50   caveats do
  51     depends_on_java "16+"
  52     <<~EOS
  53       Configuration files are located in
  54
  55         #{config_dir}
  56     EOS
  57   end
  58 end