earthquake.gem pluginを管理する

manage_plugins.rb

# -*- coding:  utf-8 -*-
# manage plugins for earthquake.gem
# 
# usage
# :manage_plugins                            show installed plugin
# :manage_plugins on <plugin_file_name>      enable plugin
# :manage_plugins off <plugin_file_name>     disenable plugin

require "fileutils"
def conf
  @plugin_dir = config[:plugin_dir]
  @disenable = "xxx"  
end

Earthquake.init do
  command :manage_plugins do
    conf
    puts @plugin_dir.c(90)
    puts Dir::glob("#{@plugin_dir}/*.rb").map { |e| "  + #{File.basename(e)}".c(96) }
    puts Dir::glob("#{@plugin_dir}/#{@disenable}/*.rb").map { |e| "- #{@disenable}/#{File.basename(e)}".indent(2).c(91) }
  end

  # disenable plugin
  command %r|manage_plugins\s+off\s+(.+)$|, :as => :manage_plugins do |m|
    conf
    target_plugins = Dir::glob("#{@plugin_dir}/*.rb").select do |v|
      File.basename(v) == m[1]
    end
    
    puts "No plugin named: '#{m[1]}'".c(93) if target_plugins.empty?
    
    target_plugins.each do |path|
      begin
        dir, file = File.split(path)
        disenabled_plugin_path = File.join(dir, @disenable, file)
        unless File.exist?(disenabled_plugin_path)
          puts "Disenabled plugin: moved #{file} => #{disenabled_plugin_path}".c(91)
          FileUtils.move path, disenabled_plugin_path 
        else
          raise "Duplicated plugins found: #{path} <=> #{disenabled_plugin_path}".c(93)
        end
      rescue Exception => e
        puts e
      end
    end
    # # TODO
    # :restart without error when disenabling
    Earthquake.reload
  end
  
  # enable plugin
  command %r|manage_plugins\s+on\s+(.+)$|, :as => :manage_plugins do |m|
    conf
    #{@plugin_dir}/#{@disenable}
    target_plugins = Dir::glob("#{@plugin_dir}/#{@disenable}/*.rb").select do |v|
      File.basename(v) == m[1]
    end

    puts "No plugin named: '#{m[1]}'".c(93) if target_plugins.empty?

    target_plugins.each do |path|
      begin
        dir, file = File.split(path)
        enabled_plugin_path = File.join(@plugin_dir, file)
        unless File.exist?(enabled_plugin_path)
          puts "Enabled plugin: #{file} <= #{path}".c(96)
          FileUtils.move path, enabled_plugin_path
        else
          raise "Duplicated plugins found: #{path} <=> #{enabled_plugin_path}".c(93)
        end
      rescue Exception => e
        puts e
      end
      
    end
    
  end
end

# https://gist.github.com/milligramme/5253047