Class: Upload

Inherits:
Transfer show all
Defined in:
lib/gems/xmpp4r-0.4/data/doc/xmpp4r/examples/advanced/fileserve.rb

Instance Attribute Summary

Attributes inherited from Transfer

#bytes, #filename, #filesize, #peer

Instance Method Summary collapse

Methods inherited from Transfer

#done?, #say, #stats, #stats_loop, #transfer

Constructor Details

#initialize(filetransfer, iq, filename, filesize, can_range, msgblock) ⇒ Upload

Returns a new instance of Upload.



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# File 'lib/gems/xmpp4r-0.4/data/doc/xmpp4r/examples/advanced/fileserve.rb', line 87

def initialize(filetransfer, iq, filename, filesize, can_range, msgblock)
  super(filetransfer, iq.from, filename, filesize, msgblock)

  if filename.size < 1
    say "What is this file for?"
    @done = true
    return
  end

  offset = nil
  if File::exist?(filename)
    if File::size(filename) < filesize and can_range
      @bytes = offset = File::size(filename)
      say "Will retrieve #{filename} starting at #{offset}"
    else
      say "#{filename} already exists"
      filetransfer.decline(iq)
      @done = true
      return
    end
  end

  Thread.new {
    begin
      stream = filetransfer.accept(iq, offset)
      if stream.kind_of?(Jabber::Bytestreams::SOCKS5Bytestreams)
        stream.connect_timeout = 5
        stream.add_streamhost_callback(nil, nil, &@streamhost_cb)
      end

      if stream.accept
        outfile = File.new(filename, (offset ? 'a' : 'w'))

        transfer(stream, outfile)

        outfile.close
        stream.close
        @done = true
      else
        say "Stream failed"
        @done = true
      end
    rescue
      puts $!.backtrace.first
      say "Error: #{$!}"
      @done = true
    end
  }
end