/
util.go
76 lines (65 loc) · 1.41 KB
/
util.go
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package wepay
import (
"crypto/tls"
"encoding/pem"
"github.com/clbanning/mxj"
"golang.org/x/crypto/pkcs12"
"log"
"math/rand"
"strings"
)
var (
//RandChar 随机字串
RandChar = []byte("abcdefghijklmnopqrstuvwxyz0123456789")
//RandCharLen 随机字串长度
RandCharLen int32 = 36
//TradeNumStr 商户订单号前缀
TradeNumStr = "WX"
)
//XMLToMap XMLToMap
// 使用mxj第三方库,转换xml2map
func XMLToMap(xmlStr string) Params {
mv, _ := mxj.NewMapXml([]byte(xmlStr))
params, _ := mv["xml"].(map[string]interface{})
// if !ok {
// fmt.Println("error:", ok)
// }
return params
}
// MapToXML MapToXML
// 使用mxj第三方库,转换map2xml
func MapToXML(params Params) string {
mv := mxj.Map(params)
data, _ := mv.Xml()
return string(data)
}
// makeNonceStr 生成随机字符串
func makeNonceStr(n int) string {
sb := new(strings.Builder)
for i := 0; i < n; i++ {
sb.WriteByte(RandChar[rand.Int31n(RandCharLen)])
}
return sb.String()
}
// 将Pkcs12转成Pem
func pkcs12ToPem(p12 []byte, password string) tls.Certificate {
blocks, err := pkcs12.ToPEM(p12, password)
// 从恐慌恢复
defer func() {
if x := recover(); x != nil {
log.Print(x)
}
}()
if err != nil {
panic(err)
}
var pemData []byte
for _, b := range blocks {
pemData = append(pemData, pem.EncodeToMemory(b)...)
}
cert, err := tls.X509KeyPair(pemData, pemData)
if err != nil {
panic(err)
}
return cert
}