87 řádky
2 KiB
Ruby
87 řádky
2 KiB
Ruby
# frozen_string_literal: true
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class Account::Field < ActiveModelSerializers::Model
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MAX_CHARACTERS_LOCAL = 255
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MAX_CHARACTERS_COMPAT = 2_047
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ACCEPTED_SCHEMES = %w(https).freeze
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attributes :name, :value, :verified_at, :account
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def initialize(account, attributes)
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# Keeping this as reference allows us to update the field on the account
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# from methods in this class, so that changes can be saved.
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@original_field = attributes
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@account = account
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super(
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name: sanitize(attributes['name']),
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value: sanitize(attributes['value']),
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verified_at: attributes['verified_at']&.to_datetime,
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)
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end
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def verified?
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verified_at.present?
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end
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def value_for_verification
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@value_for_verification ||= begin
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if account.local?
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value
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else
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extract_url_from_html
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end
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end
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end
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def verifiable?
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return false if value_for_verification.blank?
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# This is slower than checking through a regular expression, but we
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# need to confirm that it's not an IDN domain.
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parsed_url = Addressable::URI.parse(value_for_verification)
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ACCEPTED_SCHEMES.include?(parsed_url.scheme) &&
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parsed_url.user.nil? &&
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parsed_url.password.nil? &&
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parsed_url.host.present? &&
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parsed_url.normalized_host == parsed_url.host
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rescue Addressable::URI::InvalidURIError, IDN::Idna::IdnaError
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false
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end
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def requires_verification?
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!verified? && verifiable?
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end
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def mark_verified!
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@original_field['verified_at'] = self.verified_at = Time.now.utc
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end
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def to_h
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{ name: name, value: value, verified_at: verified_at }
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end
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private
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def sanitize(str)
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str.strip[0, character_limit]
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end
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def character_limit
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account.local? ? MAX_CHARACTERS_LOCAL : MAX_CHARACTERS_COMPAT
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end
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def extract_url_from_html
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doc = Nokogiri::HTML(value).at_xpath('//body')
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return if doc.children.size > 1
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element = doc.children.first
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return if element.name != 'a' || element['href'] != element.text
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element['href']
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end
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end
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