Module: PluginGem

Defined in:
lib/plugin_gem.rb

Class Method Summary collapse

Class Method Details

.load(path, name, version, opts = nil) ⇒ Object 



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# File 'lib/plugin_gem.rb', line 4

def self.load(path, name, version, opts = nil)
  opts ||= {}

  gems_path = File.dirname(path) + "/gems/#{RUBY_VERSION}"

  spec_path = gems_path + "/specifications"

  spec_file = spec_path + "/#{name}-#{version}"

  unless platform_variants(spec_file).find(&File.method(:exist?)).present?
    command =
      "gem install #{name} -v #{version} -i #{gems_path} --no-document --ignore-dependencies --no-user-install"
    command += " --source #{opts[:source]}" if opts[:source]
    puts command

    Bundler.with_unbundled_env { puts `#{command}` }
  end

  spec_file_variant = platform_variants(spec_file).find(&File.method(:exist?))
  if spec_file_variant.present?
    Gem.path << gems_path
    Gem::Specification.load(spec_file_variant).activate

    require opts[:require_name] ? opts[:require_name] : name unless opts[:require] == false
  else
    puts "You are specifying the gem #{name} in #{path}, however it does not exist!"
    puts "Looked for: \n- #{platform_variants(spec_file).join("\n- ")}"
    exit(-1)
  end
end

.platform_variants(spec_file) ⇒ Object 



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# File 'lib/plugin_gem.rb', line 35

def self.platform_variants(spec_file)
  platform_less = "#{spec_file}.gemspec"

  platform_full = "#{spec_file}-#{RUBY_PLATFORM}.gemspec"

  platform_version_less =
    "#{spec_file}-#{Gem::Platform.local.cpu}-#{Gem::Platform.local.os}.gemspec"

  [platform_less, platform_full, platform_version_less]
end