mirror of
https://github.com/discourse/discourse.git
synced 2025-01-18 21:12:45 +08:00
4086ee551e
Whenever we got a bounced email in the Email::Receiver we previously would just set bounced: true on the EmailLog and discard the status/diagnostic code. This commit changes this flow to store the bounce error code (defined in the RFC at https://www.iana.org/assignments/smtp-enhanced-status-codes/smtp-enhanced-status-codes.xhtml) not just in the Email::Receiver, but also via webhook events from other mail services and from SNS. This commit does not surface the bounce error in the UI, we can do that later if necessary.
72 lines
1.5 KiB
Ruby
72 lines
1.5 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
require 'mail'
|
|
|
|
module Email
|
|
# See https://www.iana.org/assignments/smtp-enhanced-status-codes/smtp-enhanced-status-codes.xhtml#smtp-enhanced-status-codes-1
|
|
SMTP_STATUS_SUCCESS = "2."
|
|
SMTP_STATUS_TRANSIENT_FAILURE = "4."
|
|
SMTP_STATUS_PERMANENT_FAILURE = "5."
|
|
|
|
def self.is_valid?(email)
|
|
return false unless String === email
|
|
!!(EmailValidator.email_regex =~ email)
|
|
end
|
|
|
|
def self.downcase(email)
|
|
return email unless Email.is_valid?(email)
|
|
email.downcase
|
|
end
|
|
|
|
def self.obfuscate(email)
|
|
return email if !Email.is_valid?(email)
|
|
|
|
first, _, last = email.rpartition('@')
|
|
|
|
# Obfuscate each last part, except tld
|
|
last = last.split('.')
|
|
tld = last.pop
|
|
last.map! { |part| obfuscate_part(part) }
|
|
last << tld
|
|
|
|
"#{obfuscate_part(first)}@#{last.join('.')}"
|
|
end
|
|
|
|
def self.cleanup_alias(name)
|
|
name ? name.gsub(/[:<>,"]/, '') : name
|
|
end
|
|
|
|
def self.extract_parts(raw)
|
|
mail = Mail.new(raw)
|
|
text = nil
|
|
html = nil
|
|
|
|
if mail.multipart?
|
|
text = mail.text_part
|
|
html = mail.html_part
|
|
elsif mail.content_type.to_s["text/html"]
|
|
html = mail
|
|
else
|
|
text = mail
|
|
end
|
|
|
|
[text&.decoded, html&.decoded]
|
|
end
|
|
|
|
def self.site_title
|
|
SiteSetting.email_site_title.presence || SiteSetting.title
|
|
end
|
|
|
|
private
|
|
|
|
def self.obfuscate_part(part)
|
|
if part.size < 3
|
|
"*" * part.size
|
|
elsif part.size < 5
|
|
part[0] + "*" * (part.size - 1)
|
|
else
|
|
part[0] + "*" * (part.size - 2) + part[-1]
|
|
end
|
|
end
|
|
end
|