Module: Alipay::Utils

Defined in:
lib/alipay/utils.rb

Class Method Summary collapse

Class Method Details

.generate_batch_no ⇒ Object

退款批次号，支付宝通过此批次号来防止重复退款操作，所以此号生成后最好直接保存至数据库，不要在显示页面的时候生成 共 24 位(8 位当前日期 + 9 位纳秒 + 1 位随机数)



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# File 'lib/alipay/utils.rb', line 13

def self.generate_batch_no
  t = Time.now
  batch_no = t.strftime('%Y%m%d%H%M%S') + t.nsec.to_s
  batch_no.ljust(24, rand(10).to_s)
end

.get_cert_sn(str, match_algo = false) ⇒ Object

get app_cert_sn



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# File 'lib/alipay/utils.rb', line 20

def self.get_cert_sn(str, match_algo = false)
  return nil if str.nil?
  certificate = OpenSSL::X509::Certificate.new(str)
  if match_algo
    begin
      return unless certificate.public_key.is_a?(OpenSSL::PKey::RSA)
    rescue => exception
      return
    end
  end
  issuer_arr = OpenSSL::X509::Name.new(certificate.issuer).to_a
  issuer = issuer_arr.reverse.map { |item| item[0..1].join('=') }.join(',')
  serial = OpenSSL::BN.new(certificate.serial).to_s
  OpenSSL::Digest::MD5.hexdigest(issuer + serial)
end

.get_root_cert_sn(str) ⇒ Object

get alipay_root_cert_sn



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# File 'lib/alipay/utils.rb', line 37

def self.get_root_cert_sn(str)
  return nil if str.nil?
  arr = str.scan(/-----BEGIN CERTIFICATE-----[\s\S]*?-----END CERTIFICATE-----/)
  arr_sn = []
  arr.each do |item|
    sn = get_cert_sn(item, true)
    unless sn.nil?
      arr_sn.push(sn)
    end
  end
  arr_sn.join('_')
end

.stringify_keys(hash) ⇒ Object 



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# File 'lib/alipay/utils.rb', line 3

def self.stringify_keys(hash)
  new_hash = {}
  hash.each do |key, value|
    new_hash[(key.to_s rescue key) || key] = value
  end
  new_hash
end