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# frozen_string_literal: true
module Gitlab
module Email
# Contains common methods which must be present in all email classes
module Common
UNSUBSCRIBE_SUFFIX = '-unsubscribe'
UNSUBSCRIBE_SUFFIX_LEGACY = '+unsubscribe'
WILDCARD_PLACEHOLDER = '%{key}'
# This can be overridden for a custom config
def config
raise NotImplementedError
end
def incoming_email_config
Gitlab.config.incoming_email
end
def enabled?
!!config&.enabled && config.address.present?
end
def supports_wildcard?
config_address = incoming_email_config.address
config_address.present? && config_address.include?(WILDCARD_PLACEHOLDER)
end
def supports_issue_creation?
enabled? && supports_wildcard?
end
def reply_address(key)
incoming_email_config.address.sub(WILDCARD_PLACEHOLDER, key)
end
# example: incoming+1234567890abcdef1234567890abcdef-unsubscribe@incoming.gitlab.com
def unsubscribe_address(key)
incoming_email_config.address.sub(WILDCARD_PLACEHOLDER, "#{key}#{UNSUBSCRIBE_SUFFIX}")
end
def key_from_address(address, wildcard_address: nil)
raise NotImplementedError
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
end
end
end
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