Module: HTTP

Defined in:
lib/http.rb

Overview

Created by me on 2007-12-28.

Copyright (c) 2007. All pwnage reserved.

Class Method Summary collapse

Class Method Details

.clean ⇒ Object 



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# File 'lib/http.rb', line 79

def clean
  remove_extra_files
end

.fetch ⇒ Object 



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# File 'lib/http.rb', line 35

def fetch
  i = 0
  array = []
  start = 0
  jump = @url.length / @opts[:threads]
  finish = -1                     # -1 so that start becomes 0

  @opts[:threads].times do |t|
    start = finish + 1
    finish = (start + jump) - 1
    array << [start, finish, t + 1]
  end

  array.each_simultaneously { |d, b, w|
    puts "[LOG] Setting up a new thread..." if @opts[:verbose]
    open(@opts[:out], "a+") do |f|
      begin
        f.seek(d)
        Net::HTTP.new(@url.host, @url.port).start do |http|
          http.get(@url.page, {'range' => "bytes=#{d}-#{b}"}) do |str|
            i += 1
            print '.' if i % @opts[:dots] == 0
            STDOUT.flush
            f.write str if str
          end
        end
      rescue Timeout::Error => e
        print "\n[Error] Error in server response in thread #{w}. Retrying!\n"
        puts e
        STDOUT.flush
        sleep 5
        retry
      rescue => e
        print "\n[Error] Error in server response in thread #{w}. Retrying!\n"
        puts e
        STDOUT.flush
        sleep 5
        retry
      end
    end
    puts "[LOG] Thread #{w} finished!" if @opts[:verbose]
  }
end

.fetch_single ⇒ Object 



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# File 'lib/http.rb', line 25

def fetch_single
  p single
  open(@opts[:out], "w") do |f|
    http = Net::HTTP.new(@url.host, @url.port)
    http.get(@url.page) do |str|
      f.write str
    end
  end
end

.prep ⇒ Object 



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# File 'lib/http.rb', line 13

def prep
  req = Net::HTTP.new(@url.host, @url.port)
  len = req.request_head(@url.page)['content-length']
  @url.length = len.to_i

  if len.nil? or @url.length == 0
    @opts[:threads] = 1
    puts "--> Uhoh! Server isn't cooperating..."
    puts "--> Changing threadcount to 1"
  end
end

.remove_extra_files ⇒ Object 



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# File 'lib/http.rb', line 83

def remove_extra_files
  puts "[LOG] Writing #{@opts[:out]}" if @opts[:verbose]

  if @opts[:clean]
    File.delete(@opts[:out])
    puts "[LOG] Removing #{@opts[:out]}" if @opts[:verbose]
  end
end

.setup(opts, uri) ⇒ Object 



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# File 'lib/http.rb', line 8

def setup(opts, uri)
  @opts = opts
  @url = uri
end