discourse/app/jobs/regular/group_smtp_email.rb

117 lines
4.1 KiB
Ruby

# frozen_string_literal: true
module Jobs
class GroupSmtpEmail < ::Jobs::Base
include Skippable
sidekiq_options queue: 'critical'
sidekiq_retry_in do |count, exception|
# retry in an hour when SMTP server is busy
# or use default sidekiq retry formula. returning
# nil/0 will trigger the default sidekiq
# retry formula
#
# See https://github.com/mperham/sidekiq/blob/3330df0ee37cfd3e0cd3ef01e3e66b584b99d488/lib/sidekiq/job_retry.rb#L216-L234
case exception.wrapped
when Net::SMTPServerBusy
return 1.hour + (rand(30) * (count + 1))
end
end
def execute(args)
return if quit_email_early?
email = args[:email]
recipient_user = User.find_by_email(email, primary: true)
post = Post.find_by(id: args[:post_id])
if post.blank?
return skip(email, nil, recipient_user, :group_smtp_post_deleted)
end
group = Group.find_by(id: args[:group_id])
return if group.blank?
if !group.smtp_enabled
return skip(email, post, recipient_user, :group_smtp_disabled_for_group)
end
if !Topic.exists?(id: post.topic_id)
return skip(email, post, recipient_user, :group_smtp_topic_deleted)
end
cc_addresses = args[:cc_emails].filter do |address|
EmailAddressValidator.valid_value?(address)
end
# Mask the email addresses of non-staged users so
# they are not revealed unnecessarily when we are sending
# the email notification out.
bcc_addresses = User.not_staged.with_email(cc_addresses).pluck(:email)
cc_addresses = cc_addresses - bcc_addresses
# There is a rare race condition causing the Imap::Sync class to create
# an incoming email and associated post/topic, which then kicks off
# the PostAlerter to notify others in the PM about a reply in the topic,
# but for the OP which is not necessary (because the person emailing the
# IMAP inbox already knows about the OP)
#
# Basically, we should never be sending this notification for the first
# post in a topic.
#
# If the group does not have IMAP enabled then this could be legitimate,
# for example in cases where we are creating a new topic to reply to another
# group PM and we need to send the participants the group OP email.
if post.is_first_post? && group.imap_enabled
ImapSyncLog.warn("Aborting SMTP email for post #{post.id} in topic #{post.topic_id} to #{email}, the post is the OP and should not send an email.", group)
return
end
ImapSyncLog.debug("Sending SMTP email for post #{post.id} in topic #{post.topic_id} to #{email}.", group)
# The EmailLog record created by the sender will have the raw email
# stored, the group smtp ID, and any cc addresses recorded for later
# cross referencing.
message = GroupSmtpMailer.send_mail(
group,
email,
post,
cc_addresses: cc_addresses,
bcc_addresses: bcc_addresses
)
Email::Sender.new(message, :group_smtp, recipient_user).send
# Create an incoming email record to avoid importing again from IMAP
# server. While this may not be technically required if IMAP is not
# currently enabled for the group, it will help a lot with the initial
# sync if it is turned on at a later date.
IncomingEmail.create!(
user_id: post.user_id,
topic_id: post.topic_id,
post_id: post.id,
raw: message.to_s,
subject: message.subject,
message_id: message.message_id,
to_addresses: message.to,
cc_addresses: message.cc,
from_address: message.from,
created_via: IncomingEmail.created_via_types[:group_smtp]
)
end
def quit_email_early?
SiteSetting.disable_emails == 'yes' || !SiteSetting.enable_smtp
end
def skip(email, post, recipient_user, reason)
create_skipped_email_log(
email_type: :group_smtp,
to_address: email,
user_id: recipient_user&.id,
post_id: post&.id,
reason_type: SkippedEmailLog.reason_types[reason]
)
end
end
end