Module: WechatPay::Package::App

Defined in:
lib/wechat_pay/package.rb

Constant Summary collapse

PACKAGE_PARAMS = 
[
  :bank_type, :body, :attach, :partner, :out_trade_no, :total_fee, :fee_type,
  :notify_url, :spbill_create_ip, :time_start, :time_expire, :transport_fee,
  :product_fee, :goods_tag, :input_charset
]

Class Method Summary collapse

Class Method Details

.generate(package_params) ⇒ Object 



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# File 'lib/wechat_pay/package.rb', line 10

def self.generate(package_params)
  package_params = Utils.slice_hash(package_params, *PACKAGE_PARAMS)

  params = {
    bank_type: 'WX',
    fee_type: '1',
    input_charset: 'UTF-8',
    partner: WechatPay.partner_id
  }.merge(package_params)

  regexp = Regexp.new("[^#{URI::PATTERN::UNRESERVED}]")
  escaped_params_str = params.sort.map do |key, value|
    "#{key}=#{URI.escape(value.to_s, regexp)}"
  end.join('&')

  "#{escaped_params_str}&sign=#{Sign.md5(params)}"
end