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Class: Net::POP3Command

Do not use. This class is for internal use only.
Relationships & Source Files
Inherits: Object
Defined in: lib/net/pop.rb

Overview

internal use only

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(sock) ⇒ POP3Command

[ GitHub ] 

  


# File 'lib/net/pop.rb', line 891



def initialize(sock)
  @socket = sock
  @error_occurred = false
  res = check_response(critical { recv_response() })
  @apop_stamp = res.slice(/<[!-~]@[!-~]>/)
end


  







Instance Attribute Details



  

    #socket   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 898



attr_reader :socket


  







Instance Method Details



  

    #apop(account, password)  
  



  

    
  





  
Raises:





  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 911



def apop(, password)
  raise POPAuthenticationError, 'not APOP server; cannot login' \
                                                  unless @apop_stamp
  check_response_auth(critical {
    get_response('APOP %s %s',
                 ,
                 Digest::MD5.hexdigest(@apop_stamp + password))
  })
end


  








  

    #auth(account, password)  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 904



def auth(, password)
  check_response_auth(critical {
    check_response_auth(get_response('USER %s', ))
    get_response('PASS %s', password)
  })
end


  








  

    #check_response(res)   (private)
  



  

    
  





  
Raises:





  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 1000



def check_response(res)
  raise POPError, res unless /\A\+OK/i =~ res
  res
end


  








  

    #check_response_auth(res)   (private)
  



  

    
  





  
Raises:





  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 1005



def check_response_auth(res)
  raise POPAuthenticationError, res unless /\A\+OK/i =~ res
  res
end


  








  

    #critical   (private)
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 1010



def critical
  return '+OK dummy ok response' if @error_occurred
  begin
    return yield()
  rescue Exception
    @error_occurred = true
    raise
  end
end


  








  

    #dele(num)  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 959



def dele(num)
  check_response(critical { get_response('DELE %d', num) })
end


  








  

    #get_response(fmt, *fargs)   (private)
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 991



def get_response(fmt, *fargs)
  @socket.writeline sprintf(fmt, *fargs)
  recv_response()
end


  








  

    #getok(fmt, *fargs)   (private)
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 986



def getok(fmt, *fargs)
  @socket.writeline sprintf(fmt, *fargs)
  check_response(recv_response())
end


  








  

    #inspect  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 900



def inspect
  +"#<#{self.class} socket=#{@socket}>"
end


  








  

    #list  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 921



def list
  critical {
    getok 'LIST'
    list = []
    @socket.each_list_item do |line|
      m = /\A(\d+)[ \t](\d)/.match(line) or
              raise POPBadResponse, "bad response: #{line}"
      list.push  [m[1].to_i, m[2].to_i]
    end
    return list
  }
end


  








  

    #quit  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 980



def quit
  check_response(critical { get_response('QUIT') })
end


  








  

    #recv_response   (private)
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 996



def recv_response
  @socket.readline
end


  








  

    #retr(num, &block)  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 952



def retr(num, &block)
  critical {
    getok('RETR %d', num)
    @socket.each_message_chunk(&block)
  }
end


  








  

    #rset  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 941



def rset
  check_response(critical { get_response('RSET') })
end


  








  

    #stat  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 934



def stat
  res = check_response(critical { get_response('STAT') })
  m = /\A\OK\s(\d)\s(\d+)/.match(res) or
          raise POPBadResponse, "wrong response format: #{res}"
  [m[1].to_i, m[2].to_i]
end


  








  

    #top(num, lines = 0, &block)  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 945



def top(num, lines = 0, &block)
  critical {
    getok('TOP %d %d', num, lines)
    @socket.each_message_chunk(&block)
  }
end


  








  

    #uidl(num = nil)  
  

  [ GitHub ]


  

  


# File 'lib/net/pop.rb', line 963



def uidl(num = nil)
  if num
    res = check_response(critical { get_response('UIDL %d', num) })
    return res.split(/ /)[1]
  else
    critical {
      getok('UIDL')
      table = {}
      @socket.each_list_item do |line|
        num, uid = line.split(' ')
        table[num.to_i] = uid
      end
      return table
    }
  end
end