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module Gitlab
module IncomingEmail
UNSUBSCRIBE_SUFFIX = '+unsubscribe'.freeze
WILDCARD_PLACEHOLDER = '%{key}'.freeze
class << self
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)
message_id_regexp = /\Areply\-(.+)@#{Gitlab.config.gitlab.host}\z/
mail_id[message_id_regexp, 1]
end
def scan_fallback_references(references)
# It's looking for each <...>
references.scan(/(?!<)[^<>]+(?=>)/)
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
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