Class: ConvertTheme

Inherits:
Object
  • Object
show all
Defined in:
lib/convert_theme.rb,
lib/convert_theme/cli.rb

Defined Under Namespace

Classes: CLI, ConvertThemeGenerator

Constant Summary collapse

VERSION = 
"0.2.0"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ ConvertTheme

Returns a new instance of ConvertTheme.



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# File 'lib/convert_theme.rb', line 15

def initialize(options = {})
  @template_root  = File.expand_path(options[:template_root] || File.dirname('.'))
  @index_path     = options[:index_path] || "index.html"
  @content_id     = options[:content_id] || "content"
  @stylesheet_dir = options[:stylesheet_dir] || detect_stylesheet_dir
  @javascript_dir = options[:javascript_dir] || detect_javascript_dir
  @image_dir      = options[:image_dir] || detect_image_dir
  @stdout         = options[:stdout] || $stdout
  
  setup_template_temp_path
end

Instance Attribute Details

#content_id ⇒ Object (readonly)

Returns the value of attribute content_id.



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# File 'lib/convert_theme.rb', line 13

def content_id
  @content_id
end

#image_dir ⇒ Object (readonly)

Returns the value of attribute image_dir.



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# File 'lib/convert_theme.rb', line 12

def image_dir
  @image_dir
end

#index_path ⇒ Object (readonly)

Returns the value of attribute index_path.



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# File 'lib/convert_theme.rb', line 11

def index_path
  @index_path
end

#javascript_dir ⇒ Object (readonly)

Returns the value of attribute javascript_dir.



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# File 'lib/convert_theme.rb', line 12

def javascript_dir
  @javascript_dir
end

#rails_path ⇒ Object (readonly)

Returns the value of attribute rails_path.



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# File 'lib/convert_theme.rb', line 11

def rails_path
  @rails_path
end

#stylesheet_dir ⇒ Object (readonly)

Returns the value of attribute stylesheet_dir.



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# File 'lib/convert_theme.rb', line 12

def stylesheet_dir
  @stylesheet_dir
end

#template_root ⇒ Object (readonly)

Returns the value of attribute template_root.



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# File 'lib/convert_theme.rb', line 11

def template_root
  @template_root
end

#template_type ⇒ Object (readonly)

Returns the value of attribute template_type.



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# File 'lib/convert_theme.rb', line 11

def template_type
  @template_type
end

Instance Method Details

#apply_to(rails_path, options = {}) ⇒ Object 



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# File 'lib/convert_theme.rb', line 27

def apply_to(rails_path, options = {})
  @rails_path = rails_path
  @template_type = (options[:template_type] || detect_template).to_s

  File.open(File.join(template_temp_path, 'app/views/layouts/application.html.erb'), "w") do |file|
    index_file = File.read(File.join(template_root, index_path)).gsub(/\r/, '')
    doc = Hpricot(index_file)
    doc.search("##{content_id}").each do |div|
      div.inner_html = "<%= yield %>"
    end
    contents = doc.to_html
    contents.gsub!(%r{(["'])/?#{image_dir}}, '\1/images')
    contents.gsub!(%r{(["'])/?#{stylesheet_dir}}, '\1/stylesheets')
    contents.gsub!(%r{(["'])/?#{javascript_dir}}, '\1/javascripts')
    file << contents
  end
  
  template_stylesheets.each do |file|
    File.open(File.join(template_temp_path, 'public/stylesheets', File.basename(file)), "w") do |f|
      contents = File.read(file)
      contents.gsub!(%r{url\((["']?)[./]*#{image_dir}}, 'url(\1/images')
      f << contents
    end
  end
  template_javascripts.each do |file|
    FileUtils.cp_r(file, File.join(template_temp_path, 'public/javascripts'))
  end
  template_images.each do |file|
    FileUtils.cp_r(file, File.join(template_temp_path, 'public/images'))
  end
  
  # now use rubigen to install the files into the rails app
  # so users can get conflict resolution options from command line
  RubiGen::Base.reset_sources
  RubiGen::Base.prepend_sources(RubiGen::PathSource.new(:internal, File.dirname(__FILE__)))
  generator_options = options[:generator] || {}
  generator_options.merge!(:stdout => @stdout, :no_exit => true,
    :source => template_temp_path, :destination => rails_path)
  RubiGen::Scripts::Generate.new.run(["convert_theme"], generator_options)
end

#erb? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/convert_theme.rb', line 89

def erb?
  template_type == 'erb'
end

#haml? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/convert_theme.rb', line 85

def haml?
  template_type == 'haml'
end

#setup_template_temp_path ⇒ Object 



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# File 'lib/convert_theme.rb', line 77

def setup_template_temp_path
  FileUtils.rm_rf(template_temp_path)
  FileUtils.mkdir_p(template_temp_path)
  %w[app/views/layouts public/images public/javascripts public/stylesheets].each do |app_path|
    FileUtils.mkdir_p(File.join(template_temp_path, app_path))
  end
end

#template_temp_path ⇒ Object

This generator’s templates folder is temporary and is accessed via source_root within the generator.



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# File 'lib/convert_theme.rb', line 70

def template_temp_path
  @template_temp_path ||= begin
    tmp_dir = ENV['TMPDIR'] || '/tmp'
    template_path = File.join(tmp_dir, "convert_theme", "templates")
  end
end