Module: EricWeixin::Pay

Defined in:
lib/eric_weixin/modules/pay.rb

Class Method Summary collapse

Class Method Details

.generate_prepay_id(options) ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
# File 'lib/eric_weixin/modules/pay.rb', line 4

def self.generate_prepay_id options
  required_field = %i(appid mch_id openid attach body out_trade_no total_fee spbill_create_ip notify_url trade_type)
  query_options = {}
  required_field.each do |p|
    query_options[p] = options[p]
  end
  query_options[:nonce_str] = SecureRandom.uuid.tr('-', '')
   = ::EricWeixin::PublicAccount.find_by_weixin_app_id(options[:appid])

  sign = generate_sign query_options, .mch_key
  last_query_options = query_options
  last_query_options[:sign] = sign
  pay_load = "<xml>#{last_query_options.map { |k, v| "<#{k.to_s}>#{v.to_s}</#{k.to_s}>" }.join}</xml>"
  require 'rest-client'

  response = RestClient.post 'https://api.mch.weixin.qq.com/pay/unifiedorder', pay_load
  pp "**********************下单结果 *********************************"
  pp response.force_encoding("UTF-8")
  result = Hash.from_xml(response.force_encoding("UTF-8"))
  return result['xml']['prepay_id'] if result['xml']['return_code'] == 'SUCCESS'
  nil
end

.generate_sign(options, api_key) ⇒ Object

产生签名



28
29
30
31
32
33
34
35
36
37
 
# File 'lib/eric_weixin/modules/pay.rb', line 28

def self.generate_sign options, api_key
  pp "**************** 签名参数 *********************"
  pp options
  pp "**************** api_key *********************"
  pp api_key
  query = options.sort.map do |k,v|
    "#{k.to_s}=#{v.to_s}"
  end.join('&')
  Digest::MD5.hexdigest("#{query}&key=#{api_key}").upcase
end

.gethbinfo(options) ⇒ Object

根据红包单号，获取红包基础数据。 mch_billno mch_id appid mch_key



90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
 
# File 'lib/eric_weixin/modules/pay.rb', line 90

def self.gethbinfo options
  BusinessException.raise '请提供商户订单号。' if options[:mch_billno].blank?
  BusinessException.raise '请提供商户号。' if options[:mch_id].blank?
  BusinessException.raise '请提供公众账号ID。' if options[:appid].blank?
  BusinessException.raise '请提供mch_key。' if options[:mch_key].blank?
  options[:nonce_str] = SecureRandom.uuid.tr('-', '')
  options[:bill_type] = 'MCHT'

  api_key = options[:mch_key]
  options.delete(:mch_key)
  sign = generate_sign options, api_key
  # sign = generate_sign options, options[:mch_key]
  options[:sign] = sign

  pay_load = "<xml>#{options.map { |k, v| "<#{k.to_s}>#{v.to_s}</#{k.to_s}>" }.join}</xml>"
  require 'rest-client'
  ca_path = Rails.root.join("ca/").to_s
  Dir.mkdir ca_path unless Dir.exist? ca_path
  BusinessException.raise '请下载证书' unless File.exist?(ca_path+"apiclient_cert.pem") && File.exist?(ca_path+"apiclient_key.pem")
  response = RestClient::Request.execute(method: :post, url: 'https://api.mch.weixin.qq.com/mmpaymkttransfers/gethbinfo',
                                         ssl_client_cert: OpenSSL::X509::Certificate.new(File.read(ca_path+"apiclient_cert.pem")),
                                         ssl_client_key:  OpenSSL::PKey::RSA.new(File.read(ca_path+"apiclient_key.pem"), "passphrase, if any"),
                                         ssl_ciphers: 'AESGCM:!aNULL',
                                         payload: pay_load)
  # 分析查询红包结果
  pp "********************** 红包查询 结果 ******************************"
  pp response.force_encoding("UTF-8")
  result = Hash.from_xml(response.force_encoding("UTF-8"))
  result['xml']
end

.sendredpack(options) ⇒ Object

发红包,直接调用。 #参数 wxappid re_openid total_amount wishing client_ip act_name remark mch_id send_name total_num mch_key



53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
 
# File 'lib/eric_weixin/modules/pay.rb', line 53

def self.sendredpack options
  required_field = %i(wxappid re_openid total_amount wishing client_ip act_name remark mch_id send_name total_num mch_key)
  required_field.each do |p|
    BusinessException.raise "缺少参数:#{p.to_s},且值不可以为空白字符串。" if options[p.to_sym].blank?
  end

  options[:nonce_str] = SecureRandom.uuid.tr('-', '')
  options[:mch_billno] = options[:mch_id] + Time.now.strftime("%Y%m%d") + Time.now.strftime("%H%M%S") + EricTools.generate_random_string(4,1).to_s
  # 生成签名
  api_key = options[:mch_key]
  options.delete(:mch_key)
  sign = generate_sign options, api_key
  options[:sign] = sign
  # 生成xml数据包
  pay_load = "<xml>#{options.map { |k, v| "<#{k.to_s}>#{v.to_s}</#{k.to_s}>" }.join}</xml>"
  require 'rest-client'
  ca_path = Rails.root.join("ca/").to_s
  Dir.mkdir ca_path unless Dir.exist? ca_path
  BusinessException.raise '请下载证书' unless File.exist?(ca_path+"apiclient_cert.pem") && File.exist?(ca_path+"apiclient_key.pem")
  response = RestClient::Request.execute(method: :post, url: 'https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack',
                              ssl_client_cert: OpenSSL::X509::Certificate.new(File.read(ca_path+"apiclient_cert.pem")),
                              ssl_client_key:  OpenSSL::PKey::RSA.new(File.read(ca_path+"apiclient_key.pem"), "passphrase, if any"),
                              ssl_ciphers: 'AESGCM:!aNULL',
                              payload: pay_load)

  # 分析请求结果
  pp "********************** 发红包 请求结果 ******************************"
  pp response.force_encoding("UTF-8")
  result = Hash.from_xml(response.force_encoding("UTF-8"))
  result['xml']
end