Class: Imap::Backup::Mirror::Map

Inherits:
Object
  • Object
show all
Defined in:
lib/imap/backup/mirror/map.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(pathname:, destination:) ⇒ Map

Returns a new instance of Map.



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# File 'lib/imap/backup/mirror/map.rb', line 8

def initialize(pathname:, destination:)
  @pathname = pathname
  @destination = destination
  @store = nil
  @destination_store = nil
  @source_uid_validity = nil
  @destination_uid_validity = nil
  @map = nil
end

Instance Attribute Details

#destination ⇒ Object (readonly)

Returns the value of attribute destination.



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# File 'lib/imap/backup/mirror/map.rb', line 6

def destination
  @destination
end

#pathname ⇒ Object (readonly)

Returns the value of attribute pathname.



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# File 'lib/imap/backup/mirror/map.rb', line 5

def pathname
  @pathname
end

Instance Method Details

#check_uid_validities(source:, destination:) ⇒ Object 



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# File 'lib/imap/backup/mirror/map.rb', line 18

def check_uid_validities(source:, destination:)
  store
  return false if source != source_uid_validity
  return false if destination != destination_uid_validity

  true
end

#destination_uid(source_uid) ⇒ Object 



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# File 'lib/imap/backup/mirror/map.rb', line 43

def destination_uid(source_uid)
  if destination_store == {}
    raise "Assign UID validities with #reset before calling #destination_uid"
  end

  map[source_uid]
end

#map_uids(source:, destination:) ⇒ Object 



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# File 'lib/imap/backup/mirror/map.rb', line 51

def map_uids(source:, destination:)
  raise "Assign UID validities with #reset before calling #map_uids" if destination_store == {}

  map[source] = destination
end

#reset(source_uid_validity:, destination_uid_validity:) ⇒ Object 



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# File 'lib/imap/backup/mirror/map.rb', line 26

def reset(source_uid_validity:, destination_uid_validity:)
  destination_store["source_uid_validity"] = source_uid_validity
  @source_uid_validity = nil
  destination_store["destination_uid_validity"] = destination_uid_validity
  @destination_uid_validity = nil
  destination_store["map"] = {}
  @map = nil
end

#save ⇒ Object 



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# File 'lib/imap/backup/mirror/map.rb', line 57

def save
  File.write(pathname, store.to_json)
end

#source_uid(destination_uid) ⇒ Object 



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# File 'lib/imap/backup/mirror/map.rb', line 35

def source_uid(destination_uid)
  if destination_store == {}
    raise "Assign UID validities with #reset before calling #source_uid"
  end

  map.key(destination_uid)
end