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8f04955e72
* Move exchange MIC code mappings to `exchanges.yml` for better maintainability. * fix: Use YAML.safe_load_file for exchange config Addresses CodeRabbit security concern - YAML.load_file can deserialize arbitrary Ruby objects. safe_load_file restricts to basic types only. --------- Co-authored-by: luckyPipewrench <luckypipewrench@proton.me>
69 lines
1.9 KiB
Ruby
69 lines
1.9 KiB
Ruby
class Security < ApplicationRecord
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include Provided
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# ISO 10383 MIC codes mapped to user-friendly exchange names
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# Source: https://www.iso20022.org/market-identifier-codes
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# Data stored in config/exchanges.yml
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EXCHANGES = YAML.safe_load_file(Rails.root.join("config", "exchanges.yml")).freeze
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before_validation :upcase_symbols
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has_many :trades, dependent: :nullify, class_name: "Trade"
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has_many :prices, dependent: :destroy
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validates :ticker, presence: true
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validates :ticker, uniqueness: { scope: :exchange_operating_mic, case_sensitive: false }
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scope :online, -> { where(offline: false) }
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# Returns user-friendly exchange name for a MIC code
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def self.exchange_name_for(mic)
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return nil if mic.blank?
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EXCHANGES.dig(mic.upcase, "name") || mic.upcase
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end
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def exchange_name
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self.class.exchange_name_for(exchange_operating_mic)
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end
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def current_price
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@current_price ||= find_or_fetch_price
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return nil if @current_price.nil?
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Money.new(@current_price.price, @current_price.currency)
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end
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def to_combobox_option
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ComboboxOption.new(
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symbol: ticker,
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name: name,
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logo_url: logo_url,
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exchange_operating_mic: exchange_operating_mic,
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country_code: country_code
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)
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end
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def brandfetch_icon_url(width: 40, height: 40)
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return nil unless Setting.brand_fetch_client_id.present? && website_url.present?
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domain = extract_domain(website_url)
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return nil unless domain.present?
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"https://cdn.brandfetch.io/#{domain}/icon/fallback/lettermark/w/#{width}/h/#{height}?c=#{Setting.brand_fetch_client_id}"
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end
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private
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def extract_domain(url)
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uri = URI.parse(url)
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host = uri.host || url
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host.sub(/\Awww\./, "")
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rescue URI::InvalidURIError
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nil
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end
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def upcase_symbols
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self.ticker = ticker.upcase
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self.exchange_operating_mic = exchange_operating_mic.upcase if exchange_operating_mic.present?
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end
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end
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