Module: PayFu::AlipayHelper

Defined in:
app/helpers/pay_fu/alipay_helper.rb

Instance Method Summary collapse

Instance Method Details

#redirect_to_alipay_gateway(options = {}) ⇒ Object 



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# File 'app/helpers/pay_fu/alipay_helper.rb', line 5

def redirect_to_alipay_gateway(options={})
  query_string = {
    :partner => ActiveMerchant::Billing::Integrations::Alipay::ACCOUNT,
    :out_trade_no => options[:out_trade_no],
    :total_fee => options[:amount],
    :seller_email => ActiveMerchant::Billing::Integrations::Alipay::EMAIL,
    :notify_url => options[:notify_url],
    :body => options[:body],
    :"_input_charset" => 'utf-8',
    :service => ActiveMerchant::Billing::Integrations::Alipay::Helper::CREATE_DIRECT_PAY_BY_USER,
    :payment_type => "1",
    :subject => options[:subject]
  }.sort.map { |key, value| "#{key}=#{CGI.unescape(value)}" }.join("&")
  sign = Digest::MD5.hexdigest(query_string + ActiveMerchant::Billing::Integrations::Alipay::KEY)
  query_string += "&sign=#{sign}&sign_type=MD5"

  redirect_to "https://www.alipay.com/cooperate/gateway.do?" + query_string
end