Chatwoot/app/mailboxes/application_mailbox.rb
2022-04-08 11:20:19 +05:30

85 lines
2.6 KiB
Ruby

class ApplicationMailbox < ActionMailbox::Base
include MailboxHelper
# Last part is the regex for the UUID
# Eg: email should be something like : reply+6bdc3f4d-0bec-4515-a284-5d916fdde489@domain.com
REPLY_EMAIL_UUID_PATTERN = /^reply\+([0-9a-f]{8}\b-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-\b[0-9a-f]{12})$/i
CONVERSATION_MESSAGE_ID_PATTERN = %r{conversation/([a-zA-Z0-9\-]*?)/messages/(\d+?)@(\w+\.\w+)}
def self.reply_mail?
proc do |inbound_mail_obj|
is_a_reply_email = false
inbound_mail_obj.mail.to&.each do |email|
is_a_reply_email = true if reply_uuid_mail?(email)
end
is_a_reply_email = true if in_reply_to_mail?(inbound_mail_obj, is_a_reply_email)
is_a_reply_email
end
end
def self.support_mail?
proc do |inbound_mail_obj|
is_a_support_email = false
is_a_support_email = true if reply_to_mail?(inbound_mail_obj, is_a_support_email)
is_a_support_email
end
end
def self.reply_to_mail?(inbound_mail_obj, is_a_support_email)
return if is_a_support_email
channel = EmailChannelFinder.new(inbound_mail_obj.mail).perform
channel.present?
end
def self.catch_all_mail?
proc { |_mail| true }
end
# checks if follow this pattern then send it to reply_mailbox
# <account/#{@account.id}/conversation/#{@conversation.uuid}@#{@account.inbound_email_domain}>
def self.in_reply_to_mail?(inbound_mail_obj, is_a_reply_email)
return if is_a_reply_email
in_reply_to = inbound_mail_obj.mail.in_reply_to
return false if in_reply_to.blank?
return true if in_reply_to_matches?(in_reply_to)
message = Message.find_by(source_id: in_reply_to)
return true if message.present?
false
end
def self.in_reply_to_matches?(in_reply_to)
in_reply_to_match = false
if in_reply_to.is_a?(Array)
in_reply_to.each do |in_reply_to_mail|
in_reply_to_match ||= in_reply_to_mail.match(CONVERSATION_MESSAGE_ID_PATTERN)
end
else
in_reply_to_match = in_reply_to.match(CONVERSATION_MESSAGE_ID_PATTERN)
end
in_reply_to_match
end
# checks if follow this pattern send it to reply_mailbox
# reply+<conversation-uuid>@<mailer-domain.com>
def self.reply_uuid_mail?(email)
conversation_uuid = email.split('@')[0]
conversation_uuid.match(REPLY_EMAIL_UUID_PATTERN)
end
# routing should be defined below the referenced procs
# routes as a reply to existing conversations
routing(reply_mail? => :reply)
# routes as a new conversation in email channel
routing(support_mail? => :support)
routing(catch_all_mail? => :default)
end