Determine if a credit card is valid
edit Gemfile
gem 'activemerchant', '~> 1.31'
bundle install
Using rake (10.0.3)
Using i18n (0.6.2)
Using multi_json (1.6.1)
Using activesupport (3.2.12)
Using builder (3.0.4)
Using activemodel (3.2.12)
Using erubis (2.7.0)
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Using polyglot (0.3.3)
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Using mail (2.5.3)
Using actionmailer (3.2.12)
Using active_utils (1.0.5)
Using json (1.7.7)
Using money (5.1.1)
Using nokogiri (1.5.6)
Using activemerchant (1.31.1)
Using arel (3.0.2.20120221150532)
Using tzinfo (0.3.35)
Using activerecord (3.2.12)
Using activeresource (3.2.12)
Using bcrypt-ruby (3.0.1)
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Using sqlite3 (1.3.7)
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Updating files in vendor/cache
Could not find activemodel-3.2.12.gem for installation
edit script/creditcard.rb
credit_card = ActiveMerchant::Billing::CreditCard.new(
number: '4111111111111111',
month: '8',
year: '2009',
first_name: 'Tobias',
last_name: 'Luetke',
verification_value: '123'
)
puts "Is #{credit_card.number} valid? #{credit_card.valid?}"
rails runner script/creditcard.rb
Is 4111111111111111 valid? false