82 lines
1.9 KiB
Go
82 lines
1.9 KiB
Go
package dao
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import (
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"bytes"
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"context"
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"crypto/md5"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"sort"
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"strconv"
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"time"
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"go-common/library/log"
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)
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type wechatResp struct {
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Status int `json:"status"`
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Msg string `json:"msg"`
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}
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const (
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// http://info.bilibili.co/pages/viewpage.action?pageId=5406728
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_url = "http://bap.bilibili.co/api/v1/message/add"
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)
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// SendWechat 发送企业微信消息
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func (d *Dao) SendWechat(msg string) (err error) {
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log.Error("SendWechat logged error(%s)", msg)
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params := map[string]string{
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"content": msg,
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"timestamp": strconv.FormatInt(time.Now().Unix(), 10),
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"token": d.c.Wechat.Token,
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"type": "wechat",
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"username": d.c.Wechat.Username,
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"url": "",
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}
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params["signature"] = d.sign(params)
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b, err := json.Marshal(params)
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if err != nil {
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log.Error("SendWechat json.Marshal error(%v)", err)
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return
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}
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req, err := http.NewRequest(http.MethodPost, _url, bytes.NewReader(b))
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if err != nil {
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log.Error("SendWechat NewRequest error(%v), params(%s)", err, string(b))
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return
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}
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req.Header.Set("Content-Type", "application/json; charset=utf-8")
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res := wechatResp{}
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if err = d.httpClient.Do(context.TODO(), req, &res); err != nil {
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log.Error("SendWechat Do error(%v), params(%s)", err, string(b))
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return
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}
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if res.Status != 0 {
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err = fmt.Errorf("status(%d) msg(%s)", res.Status, res.Msg)
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log.Error("SendWechat response error(%v), params(%s)", err, string(b))
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}
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return
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}
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func (d *Dao) sign(params map[string]string) string {
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var keys []string
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for k := range params {
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keys = append(keys, k)
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}
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sort.Strings(keys)
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buf := bytes.Buffer{}
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for _, k := range keys {
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if buf.Len() > 0 {
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buf.WriteByte('&')
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}
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buf.WriteString(url.QueryEscape(k) + "=")
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buf.WriteString(url.QueryEscape(params[k]))
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}
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h := md5.New()
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io.WriteString(h, buf.String()+d.c.Wechat.Secret)
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return fmt.Sprintf("%x", h.Sum(nil))
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}
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