109 lines
3.2 KiB
Go
109 lines
3.2 KiB
Go
package lib
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import (
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"crypto/sha1"
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"encoding/hex"
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"errors"
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"fmt"
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"kefu/models"
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"kefu/tools"
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"sort"
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)
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type Wechat struct {
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AppId, AppSecret, Token, WechatVisitorTemplateId,
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WechatMessageTemplateId, WechatKefuTemplateId,
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WechatKefu, WechatHost, WorkWechatCorpid, WorkWechatSecret,
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WorkWechatAppSecret, WorkWechatAppAgentId, WorkWechatAppToken, WorkWechatAppEncodingAESKey,
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WechatMiniAppId, WechatMiniAppSecret, WechatMiniToken,
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WechatCustomerTemplateId string
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}
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//AppId,AppSecret,Token
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func NewWechatLib(entId string) (*Wechat, error) {
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configs := models.FindEntConfigs(entId)
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wechat := &Wechat{}
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for _, config := range configs {
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if config.ConfKey == "WechatAppId" {
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wechat.AppId = config.ConfValue
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}
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if config.ConfKey == "WechatAppSecret" {
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wechat.AppSecret = config.ConfValue
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}
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if config.ConfKey == "WechatAppToken" {
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wechat.Token = config.ConfValue
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}
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if config.ConfKey == "WechatVisitorTemplateId" {
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wechat.WechatVisitorTemplateId = config.ConfValue
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}
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if config.ConfKey == "WechatKefuTemplateId" {
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wechat.WechatKefuTemplateId = config.ConfValue
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}
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if config.ConfKey == "WechatMessageTemplateId" {
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wechat.WechatMessageTemplateId = config.ConfValue
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}
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if config.ConfKey == "WechatHost" {
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wechat.WechatHost = config.ConfValue
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}
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if config.ConfKey == "WechatKefu" {
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wechat.WechatKefu = config.ConfValue
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}
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if config.ConfKey == "WorkWechatCorpid" {
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wechat.WorkWechatCorpid = config.ConfValue
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}
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if config.ConfKey == "WorkWechatSecret" {
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wechat.WorkWechatSecret = config.ConfValue
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}
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if config.ConfKey == "WorkWechatAppSecret" {
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wechat.WorkWechatAppSecret = config.ConfValue
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}
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if config.ConfKey == "WorkWechatAppAgentId" {
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wechat.WorkWechatAppAgentId = config.ConfValue
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}
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if config.ConfKey == "WorkWechatAppToken" {
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wechat.WorkWechatAppToken = config.ConfValue
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}
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if config.ConfKey == "WorkWechatAppEncodingAESKey" {
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wechat.WorkWechatAppEncodingAESKey = config.ConfValue
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}
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if config.ConfKey == "WechatMiniAppId" {
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wechat.WechatMiniAppId = config.ConfValue
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}
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if config.ConfKey == "WechatMiniAppSecret" {
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wechat.WechatMiniAppSecret = config.ConfValue
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}
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if config.ConfKey == "WechatMiniToken" {
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wechat.WechatMiniToken = config.ConfValue
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}
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if config.ConfKey == "WechatCustomerTemplateId" {
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wechat.WechatCustomerTemplateId = config.ConfValue
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}
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}
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return wechat, nil
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}
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func (this *Wechat) GetAccess() (string, error) {
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url := fmt.Sprintf("https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=%s&secret=%s", this.AppId, this.AppSecret)
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tools.Get(url)
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return "", errors.New("获取access_token失败")
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}
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func (this *Wechat) CheckWechatSign(signature, timestamp, nonce, echostr string) (string, error) {
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token := this.Token
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//将token、timestamp、nonce三个参数进行字典序排序
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var tempArray = []string{token, timestamp, nonce}
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sort.Strings(tempArray)
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//将三个参数字符串拼接成一个字符串进行sha1加密
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var sha1String string = ""
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for _, v := range tempArray {
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sha1String += v
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}
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h := sha1.New()
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h.Write([]byte(sha1String))
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sha1String = hex.EncodeToString(h.Sum([]byte("")))
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//获得加密后的字符串可与signature对比
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if sha1String == signature {
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return echostr, nil
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}
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return "", errors.New("微信API验证失")
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}
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