gitlab-org--gitlab-foss/lib/gitlab/incoming_email.rb
Pawel Chojnacki c3a940000e Handles unsubscribe from notifications via email
- allows unsubscription processing of email in format "reply+%{key}+unsubscribe@acme.com" (example)
- if config.address includes %{key} and replies are enabled every unsubscriable message will include mailto: link in its List-Unsubscribe header
2017-01-13 10:11:46 -05:00

62 lines
1.4 KiB
Ruby

module Gitlab
module IncomingEmail
UNSUBSCRIBE_SUFFIX = '+unsubscribe'.freeze
WILDCARD_PLACEHOLDER = '%{key}'.freeze
class << self
FALLBACK_MESSAGE_ID_REGEX = /\Areply\-(.+)@#{Gitlab.config.gitlab.host}\Z/.freeze
def enabled?
config.enabled && config.address
end
def supports_wildcard?
config.address && config.address.include?(WILDCARD_PLACEHOLDER)
end
def supports_issue_creation?
enabled? && supports_wildcard?
end
def reply_address(key)
config.address.sub(WILDCARD_PLACEHOLDER, key)
end
def unsubscribe_address(key)
config.address.sub(WILDCARD_PLACEHOLDER, "#{key}#{UNSUBSCRIBE_SUFFIX}")
end
def key_from_address(address)
regex = address_regex
return unless regex
match = address.match(regex)
return unless match
match[1]
end
def key_from_fallback_message_id(mail_id)
match = mail_id.match(FALLBACK_MESSAGE_ID_REGEX)
return unless match
match[1]
end
def config
Gitlab.config.incoming_email
end
private
def address_regex
wildcard_address = config.address
return nil unless wildcard_address
regex = Regexp.escape(wildcard_address)
regex = regex.sub(Regexp.escape(WILDCARD_PLACEHOLDER), '(.+)')
Regexp.new(regex).freeze
end
end
end
end