111 lines
2.7 KiB
Go
111 lines
2.7 KiB
Go
package services
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import (
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"PaymentCenter/app/constants/common"
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"PaymentCenter/app/constants/errorcode"
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"PaymentCenter/app/http/entities/front"
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"PaymentCenter/app/models/paychannelmodel"
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"PaymentCenter/app/utils"
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"PaymentCenter/app/utils/httpclient"
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"PaymentCenter/config"
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"encoding/json"
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"fmt"
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"net/url"
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"strconv"
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)
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// 获取授权链接
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func GetWxAuthUrl(param front.GetWxAuthUrlRequest) (targetUrl string, code int) {
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var (
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// 重定向地址
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redirectUri = config.GetConf().PayService.Host + common.FRONT_V1 + "/wx/getWxAuth"
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)
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baseUrl := "https://open.weixin.qq.com/connect/oauth2/authorize"
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// 获取支付渠道的配置
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id, err := strconv.Atoi(param.PayChannelId)
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if err != nil {
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code = handErr(err)
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return
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}
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payChannel := paychannelmodel.PayChannel{Id: int64(id)}
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code = PayChannelGet(&payChannel)
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if code != 200 {
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return
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}
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//// 配置解析
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//wxConfig := paymentService.WxPay{}
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//err = json.Unmarshal([]byte(payChannel.ExtJson), &wxConfig)
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//if err != nil {
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// code = handErr(err)
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// return
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//}
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appid := payChannel.AppId
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redirectUri = url.QueryEscape(redirectUri)
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responseType := "code"
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scope := "snsapi_base"
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targetUrl = baseUrl + "?appid=" + appid + "&redirect_uri=" + redirectUri + "&response_type=" + responseType + "&scope=" + scope + "&state=" + param.PayChannelId + "#wechat_redirect"
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return
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}
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// // 通过code换取网页授权access_token，openid
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func GetWxAuth(param front.GetWxAuthRequest) (rsp front.GetWxAuthResponse, code int) {
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// 获取支付渠道的配置
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id, err := strconv.Atoi(param.State)
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if err != nil {
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code = handErr(err)
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return
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}
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payChannel := paychannelmodel.PayChannel{Id: int64(id)}
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code = PayChannelGet(&payChannel)
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if code != 200 {
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return
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}
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//// 配置支付的解析
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wxConfig := make(map[string]interface{})
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err = json.Unmarshal([]byte(payChannel.ExtJson), &wxConfig)
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if err != nil {
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code = handErr(err)
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return
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}
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sk := wxConfig["secret"].(string)
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if sk == "" {
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code = errorcode.PayChannelConfigNotFound
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return
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}
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targetUrl := fmt.Sprintf("https://api.weixin.qq.com/sns/oauth2/access_token?appid=%s&secret=%s&code=%s&grant_type=authorization_code",
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payChannel.AppId,
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sk,
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param.Code,
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)
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header := map[string]string{
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"Content-Type": "application/json",
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}
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body := map[string]string{}
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response, err := httpclient.FastHttpGet(targetUrl, header, body, 0)
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if err != nil {
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code = handErr(err)
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return
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}
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utils.Log(nil, "获取微信授权信息", string(response), targetUrl)
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// 解析返回数据
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err = json.Unmarshal(response, &rsp)
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if err != nil {
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code = handErr(err)
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return
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}
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if rsp.Openid == "" {
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code = errorcode.WechatAuthFail
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return
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}
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code = handErr(err)
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return
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}
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