Module: JDC::Plugin

Defined in:
lib/jdc/plugin.rb

Constant Summary collapse

@@plugins = 
[]

Class Method Summary collapse

Class Method Details

.load_all ⇒ Object 



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# File 'lib/jdc/plugin.rb', line 11

def self.load_all
  # auto-load gems with 'jdc-plugin' in their name
  matching =
    if Gem::Specification.respond_to? :find_all
      Gem::Specification.find_all do |s|
        s.name =~ /jdc-plugin/
      end
    else
      Gem.source_index.find_name(/jdc-plugin/)
    end

  enabled = Set.new(matching.collect(&:name))

  jdc_gems = Gem.loaded_specs["jdc"]
  ((jdc_gems && jdc_gems.dependencies) || Gem.loaded_specs.values).each do |dep|
    if dep.name =~ /jdc-plugin/
      require "#{dep.name}/plugin"
      enabled.delete dep.name
    end
  end

  # allow explicit enabling/disabling of gems via config
  plugins = File.expand_path(JDC::PLUGINS_FILE)
  if File.exists?(plugins) && yaml = YAML.load_file(plugins)
    enabled += yaml["enabled"] if yaml["enabled"]
    enabled -= yaml["disabled"] if yaml["disabled"]
  end

  # load up each gem's 'plugin' file
  #
  # we require this file specifically so people can require the gem
  # without it plugging into JDC 
  enabled.each do |gemname|
    begin
      require "#{gemname}/plugin"
    rescue Gem::LoadError => e
      puts "Failed to load #{gemname}:"
      puts "  #{e}"
      puts
      puts "You may need to update or remove this plugin."
      puts
    end
  end
end