Class: Scalerui

Inherits:
Object
  • Object
show all
Defined in:
lib/scalerui.rb

Instance Method Summary collapse

Constructor Details

#initialize(args) ⇒ Scalerui

Returns a new instance of Scalerui.



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# File 'lib/scalerui.rb', line 9

def initialize(args)
  
  @args = args
  
  # Default Options
  @options = {
    :install => false,
    :upgrade => false,
    :version => "latest",
    :assets => nil
  }
  
  # Option Parser
  optparse = OptionParser.new do |opts|
    opts.banner = <<-EOF

Scaler UI Framework
(c) Copyright 2009 Simon Chiu, Scaler Apps    http://ui.scalerapps.com
---------------------------------------------------------------------------------------------------------

Usage: scalerui [options] [framework directory]

Description:
Enables you to easily install, remove, or upgrade Scaler UI for Rails

Options:

    EOF
    
    opts.on_tail('--help', "Displays this screen") do
      puts opts
      exit
    end
    
    opts.on('--install', "Installs the UI") do
      @options[:install] = true
    end
    
    opts.on('--remove', "Removes the UI") do
      @options[:install] = false
    end
    
    opts.on('--version n', "Installs a specific UI version") do |version|
      @options[:version] = version
    end
    
    opts.on('--dir INSTALL-DIRECTORY', "Rails directoryw here you want to install UI") do |dir|
      @options[:install_dir] = dir
    end
    
    opts.on('--assets ASSETS-LOCATION', "URL of where your assets are hosted, eg. CDN") do |url|
      @options[:assets] = url
    end
    
    opts.parse!(@args)
    
    # Sets some instance variables
    @install       = @options[:install]
    @install_dir   = @options[:install_dir]
    
    raise NoTargetDirectoryError if @install_dir.nil?
    @assets_dir    = @options[:assets] || File.join(@install_dir, "public")

    @scalerui_dir  = File.join(@assets_dir, "scalerui")
    @images_dir    = File.join(@scalerui_dir, "images")
    @js_dir        = File.join(@scalerui_dir, "javascript")
    @css_dir       = File.join(@scalerui_dir, "css")
    @src_dir       = File.join(File.dirname(__FILE__) + "/../src")
    
    process
  end
  
end