Class: Hermeneutics::Cli::POP3

Inherits:
Protocol
  • Object
show all
Defined in:
lib/hermeneutics/cli/pop3.rb

Defined Under Namespace

Classes: AuthFail, Check, UnspecError, Unused

Constant Summary collapse

CRLF = 
true

Instance Attribute Summary collapse

Attributes inherited from Protocol

#timeout

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Protocol

#done?, #read, #readline, #trace!, #wait, #write, #writeline

Constructor Details

#initialize(*args) ⇒ POP3

Returns a new instance of POP3.



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# File 'lib/hermeneutics/cli/pop3.rb', line 32

def initialize *args
  super
  @stamp = get_response.slice /<[!-~]+@[!-~]+>/
end

Instance Attribute Details

#last_response ⇒ Object (readonly)

Returns the value of attribute last_response.



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# File 'lib/hermeneutics/cli/pop3.rb', line 30

def last_response
  @last_response
end

Class Method Details

.open(host, port = nil, timeout: nil, ssl: false) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 24

def open host, port = nil, timeout: nil, ssl: false
  port ||= ssl ? PORT_SSL : PORT
  super host, port, timeout: timeout, ssl: ssl
end

Instance Method Details

#apop(name, pwd) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 56

def apop name, pwd
  require "digest/md5"
  hash = Digest::MD5.hexdigest "#@stamp#{pwd}"
  writeline "APOP #{name} #{hash}"
  get_response_auth
end

#authenticate(name, pwd) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 37

def authenticate name, pwd
  if @stamp then
    apop name, pwd
  else
    user name
    pass pwd
  end
end

#capa ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 63

def capa
  if block_given? then
    writeline "CAPA"
    get_response do |_|
      get_data { |l|
        c, *rest = l.split
        yield c, rest
      }
    end
  else
    r = Hash.new do |h,k| h[k] = [] end
    capa do |c,v|
      if v.notempty? then
        r[c].concat v
      else
        r[c] = true
      end
    end
    r
  end
end

#dele(n) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 172

def dele n
  writeline "DELE #{n}"
  get_response
end

#list(n = nil) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 95

def list n = nil
  n = n.to_i.nonzero?
  if block_given? then
    cmd = "LIST"
    cmd << " #{n}" if n
    writeline cmd
    if n then
      n_, len = split_num_len get_response
      n == n_ or raise Check, "Wrong LIST response: #{n} <-> #{n_}"
      yield n, len
    else
      get_response do |_|
        get_data do |l|
          n_, len = split_num_len l
          yield n_, len
        end
      end
    end
  else
    if n then
      list n do |*a| a end
    else
      h = {}
      list n do |n_,len|
        h[ n_] = len
      end
      h
    end
  end
end

#noop ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 182

def noop
  writeline "NOOP"
  get_response
end

#pass(pwd) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 51

def pass pwd
  writeline "PASS #{pwd}"
  get_response_auth
end

#quit ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 187

def quit
  writeline "QUIT"
  get_response
end

#retr(n, &block) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 157

def retr n, &block
  writeline "RETR #{n}"
  get_response do |_|
    get_data_str &block
  end
end

#rset ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 177

def rset
  writeline "RSET"
  get_response
end

#stat ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 85

def stat
  if block_given? then
    writeline "STAT"
    n, r = split_num_len get_response
    yield n, r
  else
    stat do |*a| a end
  end
end

#top(n, x, &block) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 164

def top n, x, &block
  writeline "TOP #{n} #{x}"
  get_response do |_|
    get_data_str &block
  end
end

#uidl(n = nil) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 126

def uidl n = nil
  n = n.to_i.nonzero?
  if block_given? then
    cmd = "UIDL"
    cmd << " #{n}" if n
    writeline cmd
    if n then
      n_, id = split_num get_response
      n == n_ or raise Check, "Wrong UIDL response: #{n} <-> #{n_}"
      yield n, id
    else
      get_response do |_|
        get_data do |l|
          n_, id = split_num l
          yield n_, id
        end
      end
    end
  else
    if n then
      uidl n do |*a| a end
    else
      h = {}
      uidl n do |n_,id|
        h[ n_] = id
      end
      h
    end
  end
end

#user(name) ⇒ Object 



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# File 'lib/hermeneutics/cli/pop3.rb', line 46

def user name
  writeline "USER #{name}"
  get_response
end