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- # frozen_string_literal: false
-
- # Redmine - project management software
- # Copyright (C) 2006-2023 Jean-Philippe Lang
- #
- # This program is free software; you can redistribute it and/or
- # modify it under the terms of the GNU General Public License
- # as published by the Free Software Foundation; either version 2
- # of the License, or (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software
- # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- require 'net/pop'
-
- module Redmine
- module POP3
- class << self
- def check(pop_options={}, options={})
- if pop_options[:ssl]
- ssl = true
- if pop_options[:ssl] == 'force'
- Net::POP3.enable_ssl(OpenSSL::SSL::VERIFY_NONE)
- else
- Net::POP3.enable_ssl(OpenSSL::SSL::VERIFY_PEER)
- end
- else
- ssl = false
- end
-
- host = pop_options[:host] || '127.0.0.1'
- port = pop_options[:port]
- port ||= ssl ? '995' : '110'
- apop = (pop_options[:apop].to_s == '1')
- delete_unprocessed = (pop_options[:delete_unprocessed].to_s == '1')
-
- pop = Net::POP3.APOP(apop).new(host,port)
- logger.debug "Connecting to #{host}..." if logger && logger.debug?
- pop.start(pop_options[:username], pop_options[:password]) do |pop_session|
- if pop_session.mails.empty?
- logger.debug "No email to process" if logger && logger.debug?
- else
- logger.debug "#{pop_session.mails.size} email(s) to process..." if logger && logger.debug?
- pop_session.each_mail do |msg|
- message = msg.pop
- message_id = (message =~ /^Message-I[dD]: (.*)/ ? $1 : '').strip
- if MailHandler.safe_receive(message, options)
- msg.delete
- logger.debug "--> Message #{message_id} processed and deleted from the server" if logger && logger.debug?
- else
- if delete_unprocessed
- msg.delete
- logger.debug "--> Message #{message_id} NOT processed and deleted from the server" if logger && logger.debug?
- else
- logger.debug "--> Message #{message_id} NOT processed and left on the server" if logger && logger.debug?
- end
- end
- end
- end
- end
- end
-
- private
-
- def logger
- ::Rails.logger
- end
- end
- end
- end
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