Class: YlPay::Utils

Inherits:
Object
  • Object
show all
Defined in:
lib/yl_pay/utils.rb

Constant Summary collapse

PARAM_SIGN_FIELD = 
%w(version merchant_id merch_order_id amount order_desc trade_time exp_time notify_url
return_url ext_data misc_data notify_flag client_ip)
NOTIFY_SIGN_FIELD = 
%w(version merchant_id merch_order_id amount ext_data order_id status pay_time settle_date)
BACK_SIGN_FIELD = 
%w(version merchant_id merch_order_id amount trade_time order_id verify_time)
PARAM_BASE64_FIELD = 
[:order_desc, :ext_data, :misc_data]

Class Method Summary collapse

Class Method Details

.back_sign(params) ⇒ Object 



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# File 'lib/yl_pay/utils.rb', line 17

def self.back_sign(params)
  hash_params = params_to_hash(params, BACK_SIGN_FIELD)
  sign_uri hash_params
end

.notify_sign(params) ⇒ Object 



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# File 'lib/yl_pay/utils.rb', line 22

def self.notify_sign(params)
  hash_params = params_to_hash(params, NOTIFY_SIGN_FIELD)
  sign_uri hash_params
end

.param_base64_field(params) ⇒ Object 



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# File 'lib/yl_pay/utils.rb', line 41

def self.param_base64_field(params)
  params.collect do |param|
    if PARAM_BASE64_FIELD.include? param[0]
      param[1] = Base64.strict_encode64(param[1])
    end
    param
  end
end

.param_sign(params) ⇒ Object 



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# File 'lib/yl_pay/utils.rb', line 12

def self.param_sign(params)
  hash_params = params_sign_to_hash(params, PARAM_SIGN_FIELD)
  sign_uri hash_params
end

.params_sign_to_hash(params, target_params) ⇒ Object

针对param_sign hash的键大写，里面获取值参数小写 params[:A: ‘b’]



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# File 'lib/yl_pay/utils.rb', line 61

def self.params_sign_to_hash(params, target_params)
  hash = {}
  target_params.collect do |k|
    k1 = k.camelize
    hash.merge!("#{k1}": params[k.to_sym])
  end
  hash
end

.params_to_hash(params, target_params) ⇒ Object

hash的键需要大写, 里面获取值参数也是大写 params[‘A’: ‘b’]



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# File 'lib/yl_pay/utils.rb', line 51

def self.params_to_hash(params, target_params)
  target_params.collect!(&:camelize)
  hash = {}
  target_params.collect do |k|
    hash.merge!("#{k}": params[k])
  end
  hash
end

.sign_uri(hash) ⇒ Object 



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# File 'lib/yl_pay/utils.rb', line 27

def self.sign_uri(hash)
  string_to_uri(stringify_keys(hash))
end

.string_to_uri(params) ⇒ Object 



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# File 'lib/yl_pay/utils.rb', line 70

def self.string_to_uri(params)
  params.map{|entry| entry * '='} * '&'
end

.stringify_keys(hash) ⇒ Object 



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# File 'lib/yl_pay/utils.rb', line 74

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

.uri_params(params) ⇒ Object

提交参数中包含中文的需要做base64转码, 对url进行urlencode处理



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# File 'lib/yl_pay/utils.rb', line 32

def self.uri_params(params)
  new_params = param_base64_field(params)
  new_params = Hash[new_params]
  new_params[:notify_url] = CGI.escape(new_params[:notify_url]) if new_params.key?(:notify_url)
  new_params[:return_url] = CGI.escape(new_params[:return_url]) if new_params.key?(:return_url)
  param_sign new_params
end