Class: ZipReader

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/zip_dsl/zip_reader.rb

Instance Method Summary collapse

Constructor Details

#initialize(to_root, name) ⇒ ZipReader

Returns a new instance of ZipReader.



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# File 'lib/zip_dsl/zip_reader.rb', line 6

def initialize to_root, name
  @zis = Zip::ZipInputStream.new("#{to_root}/#{name}")
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/zip_dsl/zip_reader.rb', line 18

def close
  @zis.close
end

#each(&block) ⇒ Object 



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# File 'lib/zip_dsl/zip_reader.rb', line 10

def each(&block)
  @zis.rewind

  while (entry = @zis.get_next_entry)
    block.call(entry)
  end
end

#entries_size ⇒ Object 



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# File 'lib/zip_dsl/zip_reader.rb', line 37

def entries_size
  cnt = 0

  self.each { |_| cnt +=1 }

  cnt
end

#entry_exist?(entry_name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zip_dsl/zip_reader.rb', line 22

def entry_exist? entry_name
  found = false

  self.each do |entry|
    if (entry.name == "./#{entry_name}") ||
         (entry.name == entry_name) ||
           !!(entry.name =~   /^#{entry_name}/)
      found = true
      break
    end
  end

  found
end

#list(dir = ".") ⇒ Object 



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# File 'lib/zip_dsl/zip_reader.rb', line 45

def list dir="."
  entries = []

  self.each do |entry|
    if entry.name =~ /#{dir}/
      name = (entry.name[0..1] == './') ? entry.name[2..-1] : entry.name

      entries << name
    end
  end

  entries
end