class DManga::ZipFileGenerator

Public Class Methods

new(input_dir, output_file) click to toggle source
# File lib/dmanga/zip_file_generator.rb, line 16
def initialize(input_dir, output_file)
    @input_dir = input_dir
    @output_file = output_file
end

Public Instance Methods

write() click to toggle source

zip the input directory

# File lib/dmanga/zip_file_generator.rb, line 22
def write
    entries = Dir.entries(@input_dir) - %w(. ..)

    ::Zip::File.open(@output_file, ::Zip::File::CREATE) do |io|
        write_entries entries, '', io
    end
end

Private Instance Methods

put_into_archive(disk_file_path, io, zip_file_path) click to toggle source
# File lib/dmanga/zip_file_generator.rb, line 43
def put_into_archive(disk_file_path, io, zip_file_path)
    io.get_output_stream(zip_file_path) do |f|
        f.write(File.open(disk_file_path, 'rb').read)
    end
end
write_entries(entries, path, io) click to toggle source

a helper method to make the recursion work:

# File lib/dmanga/zip_file_generator.rb, line 33
def write_entries(entries, path, io)
    entries.each do |e|
        zip_file_path = path == '' ? e : File.join(path, e)
        disk_file_path = File.join(@input_dir, zip_file_path)
        puts "Deflating #{disk_file_path}"

        put_into_archive(disk_file_path, io, zip_file_path)
    end
end