Class: Jota::MboxStorage

Inherits:
Storage show all
Defined in:
lib/mbox_storage-tmail.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(book, filename = nil) ⇒ MboxStorage

Returns a new instance of MboxStorage.



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# File 'lib/mbox_storage-tmail.rb', line 175

def initialize book, filename=nil
  @book = book
  @filename = File.expand_path filename
  @is_rw = true
end

Instance Attribute Details

#book ⇒ Object (readonly)

Returns the value of attribute book.



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# File 'lib/mbox_storage-tmail.rb', line 173

def book
  @book
end

#filename ⇒ Object (readonly)

Returns the value of attribute filename.



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# File 'lib/mbox_storage-tmail.rb', line 173

def filename
  @filename
end

#is_rw ⇒ Object (readonly)

Returns the value of attribute is_rw.



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# File 'lib/mbox_storage-tmail.rb', line 173

def is_rw
  @is_rw
end

Class Method Details

.load(filename, mode = :rw) ⇒ Object 



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# File 'lib/mbox_storage-tmail.rb', line 181

def self.load filename, mode = :rw
  Log.info "loading Mbox file '#{filename}' with mode '#{mode}'"
  array = []
  pref = nil
  TMail::UNIXMbox.new(filename,nil,true).each_port do |port|
    mail = TMail::Mail.new(port)
    Log.debug "MboxStorage.load: '#{mail.inspect}'"
    type = parse_type(mail.content_type)
    data = mail.body
    hash = {
            "created" => Date.parse(mail["created-at"]),
            "data" => data,
            "title" => mail.subject,
            "type" => type,
            "wrap" => mail["flags"].downcase.include?("w"),
           }
    if type == :pref then
      pref = YAML.load data
    else
      page = Page.from_hash hash
      array << page
    end
  end

  storage = self.new (Book.from_array(array, pref)), filename
  return storage
end

Instance Method Details

#save ⇒ Object 



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# File 'lib/mbox_storage-tmail.rb', line 240

def save
  save_as @filename if @filename
end

#save_as(filename) ⇒ Object 



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# File 'lib/mbox_storage-tmail.rb', line 209

def save_as filename
  return if ! @book
  Log.info "saving Mbox file '#{filename}'"
  # mailbox = UNIXMbox.new(filename,nil,true)
  array = @book.map{|page|page.to_hash}

  File.open(@filename, "w")  do |file|
    # preferences
    mail = TMail::Mail.new
    mail["created-at"] = Time.now.to_s
    mail["flags"] = ""
    mail.subject = "Preferences"
    mail.body = YAML.dump @book.pref
    mail.set_content_type "application", "x-jota-pref"
    Log.debug "MboxStorage.save_as: pref '#{mail.inspect}'"
    file.print mail.encoded

    # pages
    array.each do |hash|
      mail = TMail::Mail.new
      mail["created-at"] = hash["created"].to_s
      mail["flags"] = hash["wrap"]? "w" : "" # the only flag for now
      mail.subject = hash["title"]
      mail.body = hash["data"]
      mail.set_content_type "text", "plain" # all non-:pref pages are :text for now
      Log.debug "MboxStorage.save_as: page '#{mail.inspect}'"
      file.print mail.encoded
    end
  end
end