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151 lines
3.0 KiB
151 lines
3.0 KiB
package utils
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import (
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"bytes"
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"crypto/hmac"
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"crypto/md5"
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"crypto/sha256"
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"encoding/hex"
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"encoding/json"
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"encoding/xml"
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"fmt"
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"sort"
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"strconv"
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"strings"
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"time"
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)
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// Struct2Map 结构体转map
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func Struct2Map(params interface{}) (m map[string]interface{}) {
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m = make(map[string]interface{})
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if b, err := json.Marshal(params); err == nil {
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_ = json.Unmarshal(b, &m)
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}
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return
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}
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// SortKey map排序
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func SortKey(m map[string]interface{}) string {
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arr := make([]string, 0)
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for k := range m {
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arr = append(arr, k)
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}
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strArr := make([]string, 0)
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for _, key := range arr {
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switch m[key].(type) {
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case string:
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value := m[key].(string)
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if value != "" {
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strArr = append(strArr, key+"="+value)
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}
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case int:
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if m[key] != 0 {
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value := strconv.Itoa(m[key].(int))
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strArr = append(strArr, key+"="+value)
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}
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case float64:
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if m[key] != 0.00 {
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value := strconv.Itoa(int(m[key].(float64)))
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strArr = append(strArr, key+"="+value)
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}
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}
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}
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sort.Strings(strArr)
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return strings.Join(strArr, "&")
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}
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// MAP2XML map转xml
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func MAP2XML(m map[string]interface{}) string {
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str := ""
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for k, v := range m {
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switch v.(type) {
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case string:
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str = str + fmt.Sprintf("<%s><![CDATA[%s]]></%s>", k, v, k)
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case int:
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str = str + fmt.Sprintf("<%s><![CDATA[%d]]></%s>", k, v, k)
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case interface{}:
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b, _ := json.Marshal(v)
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str = str + fmt.Sprintf("<%s><![CDATA[%s]]></%s>", k, string(b), k)
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}
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}
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return "<xml>" + str + "</xml>"
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}
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// MAPMerge map合并
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func MAPMerge(args ...map[string]interface{}) (m map[string]interface{}) {
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m = make(map[string]interface{})
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for _, item := range args {
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for k, v := range item {
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m[k] = v
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}
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}
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return m
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}
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// XML2MAP xml转map
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func XML2MAP(b []byte) (m map[string]string) {
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decoder := xml.NewDecoder(bytes.NewReader(b))
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m = make(map[string]string)
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tag := ""
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for {
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token, err := decoder.Token()
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if err != nil {
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break
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}
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switch t := token.(type) {
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case xml.StartElement:
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if t.Name.Local != "xml" {
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tag = t.Name.Local
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} else {
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tag = ""
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}
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break
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case xml.EndElement:
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break
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case xml.CharData:
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data := strings.TrimSpace(string(t))
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if len(data) != 0 {
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m[tag] = data
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}
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break
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}
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}
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return
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}
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// RandomStr 随机字符串
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func RandomStr() string {
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return strings.ToUpper(MD5(strconv.FormatInt(time.Now().UnixNano(), 19)))
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}
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// MD5 md5加密
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func MD5(str string) string {
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hash := md5.Sum([]byte(str))
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md5str := fmt.Sprintf("%x", hash)
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return strings.ToUpper(md5str)
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}
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// Sign 生成签名 HMAC-SHA256加密
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func SignHMACSHA256(m map[string]interface{}, key string) (sign string) {
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sign = HmacSha256(SortKey(m)+"&key="+key, key)
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return
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}
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// SignMD5 生成签名 MD5加密
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func SignMD5(m map[string]interface{}, key string) (sign string) {
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sign = MD5(SortKey(m) + "&key=" + key)
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return
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}
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// HmacSha256 HMAC-SHA256加密
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func HmacSha256(str string, key string) string {
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h := hmac.New(sha256.New, []byte(key))
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h.Write([]byte(str))
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return strings.ToUpper(hex.EncodeToString(h.Sum(nil)))
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}
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