获取微信分付曝光建议

1curl -X POST \
2  https://api.mch.weixin.qq.com/v3/pay/instal/partner/exposure \
3  -H "Authorization: WECHATPAY2-SHA256-RSA2048 mchid=\"1900000001\",..." \
4  -H "Accept: application/json" \
5  -H "Content-Type: application/json" \
6  -d '{
7    "sp_mchid" : "12345",
8    "sp_appid" : "123abc",
9    "sub_mchid" : "12345",
10    "sub_appid" : "123abc",
11    "user_id" : {
12      "user_id_type" : "SP_OPENID",
13      "sp_openid" : "123456789",
14      "sub_openid" : "123456789",
15      "phone_number_hash" : "EF879546FFFF"
16    }
17  }'
18

1package com.java.demo;
2
3import com.java.utils.WXPayUtility; // 引用微信支付工具库，参考：https://pay.weixin.qq.com/doc/v3/partner/4014985777
4
5import com.google.gson.annotations.SerializedName;
6import com.google.gson.annotations.Expose;
7import okhttp3.MediaType;
8import okhttp3.OkHttpClient;
9import okhttp3.Request;
10import okhttp3.RequestBody;
11import okhttp3.Response;
12
13import java.io.IOException;
14import java.io.UncheckedIOException;
15import java.security.PrivateKey;
16import java.security.PublicKey;
17import java.util.ArrayList;
18import java.util.HashMap;
19import java.util.List;
20import java.util.Map;
21
22/**
23 * 获取微信分付曝光建议
24 */
25public class GetPartnerExposureRecommendation {
26  private static String HOST = "https://api.mch.weixin.qq.com";
27  private static String METHOD = "POST";
28  private static String PATH = "/v3/pay/instal/partner/exposure";
29
30  public static void main(String[] args) {
31    // TODO: 请准备商户开发必要参数，参考：https://pay.weixin.qq.com/doc/v3/partner/4013080340
32    GetPartnerExposureRecommendation client = new GetPartnerExposureRecommendation(
33      "19xxxxxxxx",                    // 商户号，是由微信支付系统生成并分配给每个商户的唯一标识符，商户号获取方式参考 https://pay.weixin.qq.com/doc/v3/partner/4013080340
34      "1DDE55AD98Exxxxxxxxxx",         // 商户API证书序列号，如何获取请参考 https://pay.weixin.qq.com/doc/v3/partner/4013058924
35      "/path/to/apiclient_key.pem",     // 商户API证书私钥文件路径，本地文件路径
36      "PUB_KEY_ID_xxxxxxxxxxxxx",      // 微信支付公钥ID，如何获取请参考 https://pay.weixin.qq.com/doc/v3/partner/4013038589
37      "/path/to/wxp_pub.pem"           // 微信支付公钥文件路径，本地文件路径
38    );
39
40    GetPartnerExposureRecommendationRequest request = new GetPartnerExposureRecommendationRequest();
41    request.spMchid = "12345";
42    request.spAppid = "123abc";
43    request.subMchid = "12345";
44    request.subAppid = "123abc";
45    request.userId = new UserId();
46    request.userId.userIdType = UserIdType.SP_OPENID;
47    request.userId.spOpenid = "123456789";
48    request.userId.subOpenid = "123456789";
49    request.userId.phoneNumberHash = "EF879546FFFF";
50    try {
51      ExposureRecommendation response = client.run(request);
52        // TODO: 请求成功，继续业务逻辑
53        System.out.println(response);
54    } catch (WXPayUtility.ApiException e) {
55        // TODO: 请求失败，根据状态码执行不同的逻辑
56        e.printStackTrace();
57    }
58  }
59
60  public ExposureRecommendation run(GetPartnerExposureRecommendationRequest request) {
61    String uri = PATH;
62    String reqBody = WXPayUtility.toJson(request);
63
64    Request.Builder reqBuilder = new Request.Builder().url(HOST + uri);
65    reqBuilder.addHeader("Accept", "application/json");
66    reqBuilder.addHeader("Wechatpay-Serial", wechatPayPublicKeyId);
67    reqBuilder.addHeader("Authorization", WXPayUtility.buildAuthorization(mchid, certificateSerialNo,privateKey, METHOD, uri, reqBody));
68    reqBuilder.addHeader("Content-Type", "application/json");
69    RequestBody requestBody = RequestBody.create(MediaType.parse("application/json; charset=utf-8"), reqBody);
70    reqBuilder.method(METHOD, requestBody);
71    Request httpRequest = reqBuilder.build();
72
73    // 发送HTTP请求
74    OkHttpClient client = new OkHttpClient.Builder().build();
75    try (Response httpResponse = client.newCall(httpRequest).execute()) {
76      String respBody = WXPayUtility.extractBody(httpResponse);
77      if (httpResponse.code() >= 200 && httpResponse.code() < 300) {
78        // 2XX 成功，验证应答签名
79        WXPayUtility.validateResponse(this.wechatPayPublicKeyId, this.wechatPayPublicKey,
80            httpResponse.headers(), respBody);
81
82        // 从HTTP应答报文构建返回数据
83        return WXPayUtility.fromJson(respBody, ExposureRecommendation.class);
84      } else {
85        throw new WXPayUtility.ApiException(httpResponse.code(), respBody, httpResponse.headers());
86      }
87    } catch (IOException e) {
88      throw new UncheckedIOException("Sending request to " + uri + " failed.", e);
89    }
90  }
91
92  private final String mchid;
93  private final String certificateSerialNo;
94  private final PrivateKey privateKey;
95  private final String wechatPayPublicKeyId;
96  private final PublicKey wechatPayPublicKey;
97
98  public GetPartnerExposureRecommendation(String mchid, String certificateSerialNo, String privateKeyFilePath, String wechatPayPublicKeyId, String wechatPayPublicKeyFilePath) {
99    this.mchid = mchid;
100    this.certificateSerialNo = certificateSerialNo;
101    this.privateKey = WXPayUtility.loadPrivateKeyFromPath(privateKeyFilePath);
102    this.wechatPayPublicKeyId = wechatPayPublicKeyId;
103    this.wechatPayPublicKey = WXPayUtility.loadPublicKeyFromPath(wechatPayPublicKeyFilePath);
104  }
105
106  public static class GetPartnerExposureRecommendationRequest {
107    @SerializedName("sp_mchid")
108    public String spMchid;
109  
110    @SerializedName("sp_appid")
111    public String spAppid;
112  
113    @SerializedName("sub_mchid")
114    public String subMchid;
115  
116    @SerializedName("sub_appid")
117    public String subAppid;
118  
119    @SerializedName("user_id")
120    public UserId userId;
121  }
122  
123  public static class ExposureRecommendation {
124    @SerializedName("recommend_exposure")
125    public Boolean recommendExposure;
126  }
127  
128  public static class UserId {
129    @SerializedName("user_id_type")
130    public UserIdType userIdType;
131  
132    @SerializedName("sp_openid")
133    public String spOpenid;
134  
135    @SerializedName("sub_openid")
136    public String subOpenid;
137  
138    @SerializedName("phone_number_hash")
139    public String phoneNumberHash;
140  }
141  
142  public enum UserIdType {
143    @SerializedName("UNKNOWN_USER_ID_TYPE")
144    UNKNOWN_USER_ID_TYPE,
145    @SerializedName("OPENID")
146    OPENID,
147    @SerializedName("PHONE_NO")
148    PHONE_NO,
149    @SerializedName("SP_OPENID")
150    SP_OPENID,
151    @SerializedName("SUB_OPENID")
152    SUB_OPENID
153  }
154  
155}
156

1package main
2
3import (
4	"bytes"
5	"demo/wxpay_utility" // 引用微信支付工具库，参考 https://pay.weixin.qq.com/doc/v3/partner/4015119446
6	"encoding/json"
7	"fmt"
8	"net/http"
9	"net/url"
10)
11
12func main() {
13	// TODO: 请准备商户开发必要参数，参考：https://pay.weixin.qq.com/doc/v3/partner/4013080340
14	config, err := wxpay_utility.CreateMchConfig(
15		"19xxxxxxxx",                 // 商户号，是由微信支付系统生成并分配给每个商户的唯一标识符，商户号获取方式参考 https://pay.weixin.qq.com/doc/v3/partner/4013080340
16		"1DDE55AD98Exxxxxxxxxx",      // 商户API证书序列号，如何获取请参考 https://pay.weixin.qq.com/doc/v3/partner/4013058924
17		"/path/to/apiclient_key.pem", // 商户API证书私钥文件路径，本地文件路径
18		"PUB_KEY_ID_xxxxxxxxxxxxx",   // 微信支付公钥ID，如何获取请参考 https://pay.weixin.qq.com/doc/v3/partner/4013038589
19		"/path/to/wxp_pub.pem",       // 微信支付公钥文件路径，本地文件路径
20	)
21	if err != nil {
22		fmt.Println(err)
23		return
24	}
25
26	request := &GetPartnerExposureRecommendationRequest{
27		SpMchid:  wxpay_utility.String("12345"),
28		SpAppid:  wxpay_utility.String("123abc"),
29		SubMchid: wxpay_utility.String("12345"),
30		SubAppid: wxpay_utility.String("123abc"),
31		UserId: &UserId{
32			UserIdType:      USERIDTYPE_SP_OPENID.Ptr(),
33			SpOpenid:        wxpay_utility.String("123456789"),
34			SubOpenid:       wxpay_utility.String("123456789"),
35			PhoneNumberHash: wxpay_utility.String("EF879546FFFF"),
36		},
37	}
38
39	response, err := GetPartnerExposureRecommendation(config, request)
40	if err != nil {
41		fmt.Printf("请求失败: %+v\n", err)
42		// TODO: 请求失败，根据状态码执行不同的处理
43		return
44	}
45
46	// TODO: 请求成功，继续业务逻辑
47	fmt.Printf("请求成功: %+v\n", response)
48}
49
50func GetPartnerExposureRecommendation(config *wxpay_utility.MchConfig, request *GetPartnerExposureRecommendationRequest) (response *ExposureRecommendation, err error) {
51	const (
52		host   = "https://api.mch.weixin.qq.com"
53		method = "POST"
54		path   = "/v3/pay/instal/partner/exposure"
55	)
56
57	reqUrl, err := url.Parse(fmt.Sprintf("%s%s", host, path))
58	if err != nil {
59		return nil, err
60	}
61	reqBody, err := json.Marshal(request)
62	if err != nil {
63		return nil, err
64	}
65	httpRequest, err := http.NewRequest(method, reqUrl.String(), bytes.NewReader(reqBody))
66	if err != nil {
67		return nil, err
68	}
69	httpRequest.Header.Set("Accept", "application/json")
70	httpRequest.Header.Set("Wechatpay-Serial", config.WechatPayPublicKeyId())
71	httpRequest.Header.Set("Content-Type", "application/json")
72	authorization, err := wxpay_utility.BuildAuthorization(config.MchId(), config.CertificateSerialNo(), config.PrivateKey(), method, reqUrl.RequestURI(), reqBody)
73	if err != nil {
74		return nil, err
75	}
76	httpRequest.Header.Set("Authorization", authorization)
77
78	client := &http.Client{}
79	httpResponse, err := client.Do(httpRequest)
80	if err != nil {
81		return nil, err
82	}
83	respBody, err := wxpay_utility.ExtractResponseBody(httpResponse)
84	if err != nil {
85		return nil, err
86	}
87	if httpResponse.StatusCode >= 200 && httpResponse.StatusCode < 300 {
88		// 2XX 成功，验证应答签名
89		err = wxpay_utility.ValidateResponse(
90			config.WechatPayPublicKeyId(),
91			config.WechatPayPublicKey(),
92			&httpResponse.Header,
93			respBody,
94		)
95		if err != nil {
96			return nil, err
97		}
98		response := &ExposureRecommendation{}
99		if err := json.Unmarshal(respBody, response); err != nil {
100			return nil, err
101		}
102
103		return response, nil
104	} else {
105		return nil, wxpay_utility.NewApiException(
106			httpResponse.StatusCode,
107			httpResponse.Header,
108			respBody,
109		)
110	}
111}
112
113type GetPartnerExposureRecommendationRequest struct {
114	SpMchid  *string `json:"sp_mchid,omitempty"`
115	SpAppid  *string `json:"sp_appid,omitempty"`
116	SubMchid *string `json:"sub_mchid,omitempty"`
117	SubAppid *string `json:"sub_appid,omitempty"`
118	UserId   *UserId `json:"user_id,omitempty"`
119}
120
121type ExposureRecommendation struct {
122	RecommendExposure *bool `json:"recommend_exposure,omitempty"`
123}
124
125type UserId struct {
126	UserIdType      *UserIdType `json:"user_id_type,omitempty"`
127	SpOpenid        *string     `json:"sp_openid,omitempty"`
128	SubOpenid       *string     `json:"sub_openid,omitempty"`
129	PhoneNumberHash *string     `json:"phone_number_hash,omitempty"`
130}
131
132type UserIdType string
133
134func (e UserIdType) Ptr() *UserIdType {
135	return &e
136}
137
138const (
139	USERIDTYPE_UNKNOWN_USER_ID_TYPE UserIdType = "UNKNOWN_USER_ID_TYPE"
140	USERIDTYPE_OPENID               UserIdType = "OPENID"
141	USERIDTYPE_PHONE_NO             UserIdType = "PHONE_NO"
142	USERIDTYPE_SP_OPENID            UserIdType = "SP_OPENID"
143	USERIDTYPE_SUB_OPENID           UserIdType = "SUB_OPENID"
144)
145