Class: UnzipmeUnzipper

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

Instance Method Summary collapse

Constructor Details

#initialize(file, args = {}) ⇒ UnzipmeUnzipper

Returns a new instance of UnzipmeUnzipper.



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# File 'lib/unzip_me/unzipme_unzipper.rb', line 4

def initialize(file, args={})
  validate_file(file)
  @args = args
  @file = file
end

Instance Method Details

#file_list ⇒ Object 



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# File 'lib/unzip_me/unzipme_unzipper.rb', line 15

def file_list
  files = []

  listing_lines = IO.popen("unzip -l '#{@file}' 2>/dev/null") { |f| f.readlines } if @command == UnzipmeValidator::COMMAND_UNZIP
  listing_lines = IO.popen("7za l '#{@file}' 2>/dev/null") {|f| f.readlines} if @command == UnzipmeValidator::COMMAND_7ZIP

  listing_lines[0..-3].each_with_index do |line, idx| # The slice means ignore the last 3 lines of the list (just trailer information)
    next if idx < 3 # Skip the first three lines; just header information
    files << line.rstrip[27 + 1..-1] # The file name is the last column in the listing.
  end
  files
end

#unzip ⇒ Object 



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# File 'lib/unzip_me/unzipme_unzipper.rb', line 10

def unzip
  run_system_unzip if @command == UnzipmeValidator::COMMAND_UNZIP
  run_system_7zip if @command == UnzipmeValidator::COMMAND_7ZIP
end