Class: UnionPay::Service

Inherits:
Object
  • Object
show all
Defined in:
lib/unionpay/service.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#api_url ⇒ Object

Returns the value of attribute api_url.



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# File 'lib/unionpay/service.rb', line 13

def api_url
  @api_url
end

#args ⇒ Object

Returns the value of attribute args.



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# File 'lib/unionpay/service.rb', line 13

def args
  @args
end

Class Method Details

.back_pay(param) ⇒ Object 



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# File 'lib/unionpay/service.rb', line 33

def self.back_pay(param)
  new.instance_eval do
    param['orderTime']         ||= Time.now.strftime('%Y%m%d%H%M%S')         #交易时间, YYYYmmhhddHHMMSS
    param['orderCurrency']     ||= UnionPay::CURRENCY_CNY                    #交易币种，CURRENCY_CNY=>人民币
    param['transType']         ||= UnionPay::REFUND
    @api_url = UnionPay.back_pay_url
    self.args = PayParamsEmpty.merge(PayParams).merge(param)
    @param_check = PayParamsCheck
    trans_type = param['transType']
    if [UnionPay::CONSUME, UnionPay::PRE_AUTH].include? trans_type
      if !self.args['cardNumber'] && !self.args['pan']
        raise('consume OR pre_auth transactions need cardNumber!')
      end
    else
      raise('origQid is not provided') if UnionPay.empty? self.args['origQid']
    end
    service
  end
end

.front_pay(param) ⇒ Object 



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# File 'lib/unionpay/service.rb', line 15

def self.front_pay(param)
  new.instance_eval do
    param['orderTime']         ||= Time.now.strftime('%Y%m%d%H%M%S')         #交易时间, YYYYmmhhddHHMMSS
    param['orderCurrency']     ||= UnionPay::CURRENCY_CNY                    #交易币种，CURRENCY_CNY=>人民币
    param['transType']         ||= UnionPay::CONSUME
    trans_type = param['transType']
    if [UnionPay::CONSUME, UnionPay::PRE_AUTH].include? trans_type
      @api_url = UnionPay.front_pay_url
      self.args = PayParamsEmpty.merge(PayParams).merge(param)
      @param_check = UnionPay::PayParamsCheck
    else
      # 前台交易仅支持 消费 和 预授权
      raise("Bad trans_type for front_pay. Use back_pay instead")
    end
    service
  end
end

.query(param) ⇒ Object 



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# File 'lib/unionpay/service.rb', line 78

def self.query(param)
  new.instance_eval do
    @api_url = UnionPay.query_url
    param['version'] = UnionPay::PayParams['version']
    param['charset'] = UnionPay::PayParams['charset']
    param['merId'] = UnionPay::PayParams['merId']

    if UnionPay.empty?(UnionPay::PayParams['merId']) && UnionPay.empty?(UnionPay::PayParams['acqCode'])
      raise('merId and acqCode can\'t be both empty')
    end
    if !UnionPay.empty?(UnionPay::PayParams['acqCode'])
      acq_code = UnionPay::PayParams['acqCode']
      param['merReserved'] = "{acqCode=#{acq_code}}"
    else
      param['merReserved'] = ''
    end

    self.args = param
    @param_check = UnionPay::QueryParamsCheck

    service
  end
end

.responce(param) ⇒ Object 



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# File 'lib/unionpay/service.rb', line 53

def self.responce(param)
  new.instance_eval do
    if param.is_a? String
      pattern = /(?<=cupReserved=)(\{.*?\})/
      cup_reserved = pattern.match(param).to_s
      param.sub! pattern, ''
      param = Rack::Utils.parse_nested_query param
      param['cupReserved'] = cup_reserved
    end
    cup_reserved ||= (param['cupReserved'] ||= '')
    arr_reserved = Rack::Utils.parse_nested_query cup_reserved[1..-2]
    if !param['signature'] || !param['signMethod']
      raise('No signature Or signMethod set in notify data!')
    end

    param.delete 'signMethod'
    if param.delete('signature') != Service.sign(param)
      raise('Bad signature returned!')
    end
    self.args = param.merge arr_reserved
    self.args.delete 'cupReserved'
    self
  end
end

.sign(param) ⇒ Object 



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# File 'lib/unionpay/service.rb', line 102

def self.sign(param)
  sign_str = param.sort.map do |k,v|
    "#{k}=#{v}&" unless UnionPay::SignIgnoreParams.include? k
  end.join
  Digest::MD5.hexdigest(sign_str + Digest::MD5.hexdigest(UnionPay.security_key))
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/unionpay/service.rb', line 128

def [](key)
  self.args[key]
end

#form(options = {}) ⇒ Object 



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# File 'lib/unionpay/service.rb', line 109

def form(options={})
  attrs = options.map { |k, v| "#{k}='#{v}'" }.join(' ')
  html = [
    "<form #{attrs} action='#{@api_url}' method='post'>"
  ]
  args.each do |k, v|
    html << "<input type='hidden' name='#{k}' value='#{v}' />"
  end
  if block_given?
    html << yield
    html << "</form>"
  end
  html.join
end

#post ⇒ Object 



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# File 'lib/unionpay/service.rb', line 124

def post
  Curl.post @api_url, self.args
end