Class: Juno::Folder

Inherits:
Object
  • Object
show all
Defined in:
lib/juno/folder.rb

Instance Method Summary collapse

Constructor Details

#initialize(name, path) ⇒ Folder

Returns a new instance of Folder.



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# File 'lib/juno/folder.rb', line 10

def initialize(name, path)
  @name = name
  @path = Pathname.new(path)
end

Instance Method Details

#contains_duplicate_messages? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/juno/folder.rb', line 55

def contains_duplicate_messages?
  @contains_duplicate_messages ||= Set.new(messages).count != messages.count
end

#messages ⇒ Object 



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# File 'lib/juno/folder.rb', line 15

def messages
  return @messages if defined? @messages
  ole = Ole::Storage.new(@path.to_s)
  @messages = ole.root.children.map do |message_dirent|

    # This condition is met once per folder, when
    # the dirent's name_utf16 is "directory"
    next if message_dirent.children.nil?
    
    body = message_dirent.children[0].read
    
    headers = message_dirent.children[1].read

    # Some emails have a weird numeric "header" separated
    # from the other headers by two newlines.  To the best
    # of my knowledge, this is invalid so let's just drop it.
    headers.sub!(/\n\n\d+\Z/, '')

    headers = headers.lines
    headers.each(&:chomp!)
    headers.reject!(&:empty?)

    # This condition is for emails from Juno, including advertisements
    # and announcements. These emails are a bit unusual in that they
    # lack a date header, so instead of dealing with whatever problems
    # that might cause, they're of so little interest to anybody that
    # we might as well just throw them away.
    next if headers.any?{|h| h =~ /^X-UNTD-MSG:\s+internal/}

    Message.new(headers, body)
  end

  @messages.compact!
  @messages
end

#name ⇒ Object 



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# File 'lib/juno/folder.rb', line 51

def name
  @name
end

#write_mbox(path, opts = {}) ⇒ Object 



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# File 'lib/juno/folder.rb', line 59

def write_mbox(path, opts={})
  if path.exist? && !opts[:overwrite]
    raise "#{path} already exists"
  end

  path.open('w') do |f|
    messages.each do |message|
      f.puts message.to_mbox
    end
  end
end