class DirDSL

# File lib/dir_dsl/dir_dsl.rb, line 9
def initialize from_root, to_root
  @from_root = File.expand_path(from_root)
  @to_root = File.expand_path(to_root)
  @global_ignores = []
end

# File lib/dir_dsl/dir_dsl.rb, line 15
def build(&block)
  MetaMethods::DslBuilder.instance.evaluate_dsl(self, nil, block)
end

# File lib/dir_dsl/dir_dsl.rb, line 54
def content params
  source = params[:source]

  stream = source.kind_of?(String) ? StringIO.new(source) : source
  content = stream.read

  to_dir = to_dir(params[:to_dir], params[:name])

  create_directory to_dir unless File.exist? to_dir

  write_content_to_file content, "#{to_dir}/#{File.basename(params[:name])}"
end

# File lib/dir_dsl/dir_dsl.rb, line 67
def directory params
  if params[:from_dir]
    if params[:to_dir] == "." || params[:to_dir].nil?
      to_dir = params[:from_dir]
    else
      to_dir = params[:to_dir]
    end

    filter = params[:filter].nil? ? "**/*" : params[:filter]
    excludes = parse_excludes(params[:excludes])

    copy_files_with_excludes "#{from_root}/#{params[:from_dir]}", "#{to_root}/#{to_dir}", filter, excludes
  else
    to_dir = "#{to_root}/#{params[:to_dir]}"

    create_directory to_dir unless File.exist? to_dir
  end
end

# File lib/dir_dsl/dir_dsl.rb, line 27
def entries_size
  list = Dir.glob("#{to_root}/**/*")

  cnt = 0
  list.each do |name|
    cnt += 1 if File.file?(name)
  end

  cnt
end

# File lib/dir_dsl/dir_dsl.rb, line 23
def entry_exist? entry_name
  File.exist? "#{to_root}/#{entry_name}"
end

# File lib/dir_dsl/dir_dsl.rb, line 46
def file params
  to_dir = to_dir(params[:to_dir], params[:name])

  create_directory to_dir unless File.exist? to_dir

  write_to_file "#{from_root}/#{params[:name]}", "#{to_dir}/#{File.basename(params[:name])}"
end

# File lib/dir_dsl/dir_dsl.rb, line 19
def global_ignore ignore
  @global_ignores << ignore
end

# File lib/dir_dsl/dir_dsl.rb, line 38
def list dir="."
  list = pattern_to_files "#{from_root}/#{dir}", "**/*"

  list.each_with_index do |name, index|
    list[index] = name["#{from_root}/#{dir}".length+1..-1]
  end
end

# File lib/dir_dsl/dir_dsl.rb, line 106
def copy_files_with_excludes from_dir, to_dir, pattern, excludes
  create_directory to_dir

  files = pattern_to_files from_dir, pattern

  files.each do |file|
    if File.file? file and not file_excluded(file, excludes)
      FileUtils.cp(file, to_dir)
    elsif File.directory?(file) and not dir_in_global_ignores(file, @global_ignores)
      FileUtils.mkdir_p file
    end
  end
end

# File lib/dir_dsl/dir_dsl.rb, line 120
def dir_in_global_ignores dir, global_ignores
  ignored = false

  global_ignores.each do |exclude|
    if dir =~ /#{exclude}/
      ignored = true
      break
    end
  end

  ignored
end

# File lib/dir_dsl/dir_dsl.rb, line 133
def file_excluded(file, excludes)
  excluded = false

  excludes.each do |exclude|
    if file =~ /#{exclude}/
      excluded = true
      break
    end
  end

  excluded
end

# File lib/dir_dsl/dir_dsl.rb, line 98
def parse_excludes excludes
  if excludes
    excludes.split(",").map(&:strip)
  else
    []
  end
end

# File lib/dir_dsl/dir_dsl.rb, line 88
def to_dir dir, name
  dir = File.dirname(name) unless dir

  if dir == "."
    to_root
  else
    "#{to_root}/#{dir}"
  end
end