cmd/aspell-dictionaries.rb

   1 # frozen_string_literal: true
   2
   3 require "cli/parser"
   4 require "resource"
   5 require "formula"
   6
   7 module Homebrew
   8   module_function
   9
  10   def aspell_dictionaries_args
  11     Homebrew::CLI::Parser.new do
  12       usage_banner <<~EOS
  13         `aspell-dictionaries`
  14
  15         Generates the new dictionaries for the `aspell` formula.
  16       EOS
  17     end
  18   end
  19
  20   def aspell_dictionaries
  21     aspell_dictionaries_args.parse
  22
  23     dictionary_url = "https://ftp.gnu.org/gnu/aspell/dict"
  24     dictionary_mirror = "https://ftpmirror.gnu.org/aspell/dict"
  25     languages = {}
  26
  27     index_output, = Utils::Curl.curl_output("#{dictionary_url}/0index.html")
  28     index_output.split("<tr><td>").each do |line|
  29       next unless line.start_with?("<a ")
  30
  31       _, language, _, path, = line.split('"')
  32       language.tr!("-", "_")
  33       languages[language] = path
  34     end
  35
  36     resources = languages.map do |language, path|
  37       r = Resource.new(language)
  38       r.owner = Formula["aspell"]
  39       r.url "#{dictionary_url}/#{path}"
  40       r.mirror "#{dictionary_mirror}/#{path}"
  41       r
  42     end
  43
  44     output = resources.map do |resource|
  45       resource.fetch(verify_download_integrity: false)
  46
  47       <<-EOS
  48         resource "#{resource.name}" do
  49           url "#{resource.url}"
  50           mirror "#{resource.mirrors.first}"
  51           sha256 "#{resource.cached_download.sha256}"
  52         end
  53
  54       EOS
  55     end
  56
  57     puts output
  58   end
  59 end