JezK
Edit File: check_delivery_params.rb
# frozen_string_literal: true module Mail module CheckDeliveryParams #:nodoc: class << self def check(mail) [ check_from(mail.smtp_envelope_from), check_to(mail.smtp_envelope_to), check_message(mail) ] end def check_from(addr) if Utilities.blank?(addr) raise ArgumentError, "SMTP From address may not be blank: #{addr.inspect}" end check_addr 'From', addr end def check_to(addrs) if Utilities.blank?(addrs) raise ArgumentError, "SMTP To address may not be blank: #{addrs.inspect}" end Array(addrs).map do |addr| check_addr 'To', addr end end def check_addr(addr_name, addr) validate_smtp_addr addr do |error_message| raise ArgumentError, "SMTP #{addr_name} address #{error_message}: #{addr.inspect}" end end def validate_smtp_addr(addr) if addr if addr.bytesize > 2048 yield 'may not exceed 2kB' end if /[\r\n]/ =~ addr yield 'may not contain CR or LF line breaks' end end addr end def check_message(message) message = message.encoded if message.respond_to?(:encoded) if Utilities.blank?(message) raise ArgumentError, 'An encoded message is required to send an email' end message end end end end