Class: Spree::FileUtilz

Inherits:
Object show all
Defined in:
lib/plugins/extension_patches/lib/asset_copy.rb

Class Method Summary collapse

Class Method Details

.mirror_files(source, destination) ⇒ Object

A general purpose method to mirror a directory (source) into a destination directory, including all files and subdirectories. Files will not be mirrored if they are identical already (checked via FileUtils#identical?).

Copyright © 2008 James Adam (The MIT License)



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# File 'lib/plugins/extension_patches/lib/asset_copy.rb', line 11

def self.mirror_files(source, destination)
  return unless File.directory?(source)

  # TODO: use Rake::FileList#pathmap?    
  source_files = Dir[source + "/**/*"]
  source_dirs = source_files.select { |d| File.directory?(d) }
  source_files -= source_dirs

  unless source_files.empty?
    base_target_dir = File.join(destination)
    FileUtils.mkdir_p(base_target_dir)
  end

  source_dirs.each do |dir|
    # strip down these paths so we have simple, relative paths we can
    # add to the destination
    target_dir = File.join(destination, dir.gsub(source, ''))
    begin        
      FileUtils.mkdir_p(target_dir)
    rescue Exception => e
      raise "Could not create directory #{target_dir}: \n" + e
    end
  end

  source_files.each do |file|
    begin
      target = File.join(destination, file.gsub(source, ''))
      unless File.exist?(target) && FileUtils.identical?(file, target)
        FileUtils.cp(file, target)
      end 
    rescue Exception => e
      raise "Could not copy #{file} to #{target}: \n" + e 
    end
  end  
end