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# encoding: utf-8
# frozen_string_literal: true
require 'mail/fields/named_structured_field'
module Mail
class AddressContainer < Array #:nodoc:
def initialize(field, list = nil)
@field = field
super list if list
end
def <<(address)
@field << address
end
end
class CommonAddressField < NamedStructuredField #:nodoc:
def self.singular?
true
end
def initialize(value = nil, charset = nil)
super encode_if_needed(value, charset), charset
end
def element # :nodoc:
@element ||= AddressList.new(value)
end
# Allows you to iterate through each address object in the address_list
def each
element.addresses.each do |address|
yield(address)
end
end
def default
addresses
end
def address
addresses.first
end
# Returns the address string of all the addresses in the address list
def addresses
list = element.addresses.map { |a| a.address }
Mail::AddressContainer.new(self, list)
end
# Returns the formatted string of all the addresses in the address list
def formatted
list = element.addresses.map { |a| a.format }
Mail::AddressContainer.new(self, list)
end
# Returns the display name of all the addresses in the address list
def display_names
list = element.addresses.map { |a| a.display_name }
Mail::AddressContainer.new(self, list)
end
# Returns the actual address objects in the address list
def addrs
list = element.addresses
Mail::AddressContainer.new(self, list)
end
# Returns a hash of group name => address strings for the address list
def groups
element.addresses_grouped_by_group
end
# Returns the addresses that are part of groups
def group_addresses
decoded_group_addresses
end
# Returns a list of decoded group addresses
def decoded_group_addresses
groups.map { |k,v| v.map { |a| a.decoded } }.flatten
end
# Returns a list of encoded group addresses
def encoded_group_addresses
groups.map { |k,v| v.map { |a| a.encoded } }.flatten
end
# Returns the name of all the groups in a string
def group_names # :nodoc:
element.group_names
end
def <<(val)
case
when val.nil?
raise ArgumentError, "Need to pass an address to <<"
when Utilities.blank?(val)
self
else
self.value = [self.value, encode_if_needed(val)].reject { |a| Utilities.blank?(a) }.join(", ")
end
end
def encode_if_needed(val, val_charset = charset) #:nodoc:
case val
when nil
val
# Need to join arrays of addresses into a single value
when Array
val.compact.map { |a| encode_if_needed a, val_charset }.join(', ')
# Pass through UTF-8; encode non-UTF-8.
else
utf8_if_needed(val, val_charset) || Encodings.encode_non_usascii(val, val_charset)
end
end
private
if 'string'.respond_to?(:encoding)
# Pass through UTF-8 addresses
def utf8_if_needed(val, val_charset)
if val_charset =~ /\AUTF-?8\z/i
val
elsif val.encoding == Encoding::UTF_8
val
elsif (utf8 = val.dup.force_encoding(Encoding::UTF_8)).valid_encoding?
utf8
end
end
else
def utf8_if_needed(val, val_charset)
if val_charset =~ /\AUTF-?8\z/i
val
end
end
end
def do_encode
return '' if Utilities.blank?(value)
address_array = element.addresses.reject { |a| encoded_group_addresses.include?(a.encoded) }.compact.map { |a| a.encoded }
address_text = address_array.join(", \r\n\s")
group_array = groups.map { |k,v| "#{k}: #{v.map { |a| a.encoded }.join(", \r\n\s")};" }
group_text = group_array.join(" \r\n\s")
return_array = [address_text, group_text].reject { |a| Utilities.blank?(a) }
"#{name}: #{return_array.join(", \r\n\s")}\r\n"
end
def do_decode
return nil if Utilities.blank?(value)
address_array = element.addresses.reject { |a| decoded_group_addresses.include?(a.decoded) }.map { |a| a.decoded }
address_text = address_array.join(", ")
group_array = groups.map { |k,v| "#{k}: #{v.map { |a| a.decoded }.join(", ")};" }
group_text = group_array.join(" ")
return_array = [address_text, group_text].reject { |a| Utilities.blank?(a) }
return_array.join(", ")
end
def get_group_addresses(group_list)
if group_list.respond_to?(:addresses)
group_list.addresses.map do |address|
Mail::Address.new(address)
end
else
[]
end
end
end
end
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