87 lines
2.6 KiB
Ruby
87 lines
2.6 KiB
Ruby
require "mail"
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require "mini-smtp-server"
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class ReplyEmailSmtpServer < MiniSmtpServer
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def new_message_event(message_hash)
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m = /<(?<recipient>[^<>]+)>/.match(message_hash[:to])
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raise "invalid format for RCPT TO" if m.nil?
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hande_mail(m[:recipient], message_hash[:data])
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rescue => error
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rake_say error.message
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end
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end
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namespace :foodsoft do
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desc "Parse incoming email on stdin (options: RECIPIENT=f.1.2.a1b2c3d3e5)"
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task :parse_reply_email => :environment do
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hande_mail(ENV['RECIPIENT'], STDIN.read)
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end
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desc "Start STMP server for incoming email (options: PORT=25, HOST=0.0.0.0)"
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task :reply_email_smtp_server => :environment do
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port = ENV['PORT'].to_i
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host = ENV['HOST']
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rake_say "Started SMTP server for incomming email on port #{port}."
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server = ReplyEmailSmtpServer.new(port, host)
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server.start
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server.join
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end
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end
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def hande_mail(recipient, received_email)
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m = /(?<foodcoop>[^@]*)\.(?<message_id>\d+)\.(?<user_id>\d+)\.(?<hash>\w+)(@(?<hostname>.*))?/.match(recipient)
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raise "RECIPIENT is missing or has an invalid format" if m.nil?
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raise "Foodcoop '#{m[:foodcoop]}' could not be found" unless FoodsoftConfig.foodcoops.include? m[:foodcoop]
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FoodsoftConfig.select_multifoodcoop m[:foodcoop]
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original_message = Message.find_by_id(m[:message_id])
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user = User.find_by_id(m[:user_id])
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raise "Message could not be found" if original_message.nil?
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raise "User could not be found" if user.nil?
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hash = original_message.mail_hash_for_user user
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raise "Hash does not match expectations" unless hash.casecmp(m[:hash]) == 0
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mail = Mail.new received_email
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mail_part = nil
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if mail.multipart?
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for part in mail.parts
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mail_part = part if MIME::Type.simplified(part.content_type) == "text/plain"
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end
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else
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mail_part = mail
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end
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body = mail_part.body.decoded
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unless mail_part.content_type_parameters.nil?
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body = body.force_encoding mail_part.content_type_parameters[:charset]
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end
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message = user.send_messages.new body: body,
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group: original_message.group,
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private: original_message.private,
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received_email: received_email,
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subject: mail.subject
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if original_message.reply_to
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message.reply_to_message = original_message.reply_to_message
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else
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message.reply_to_message = original_message
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end
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message.add_recipients original_message.recipients
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message.add_recipients [original_message.sender]
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message.save!
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Resque.enqueue(MessageNotifier, FoodsoftConfig.scope, "message_deliver", message.id)
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rake_say "Handled reply email from #{user.display}."
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end
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# Helper
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def rake_say(message)
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puts message unless Rake.application.options.silent
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end
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