Files
casdoor/notification/wecom.go

105 lines
2.8 KiB
Go

// Copyright 2025 The Casdoor Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package notification
import (
"bytes"
"context"
"encoding/json"
"fmt"
"net/http"
"time"
notify "github.com/casdoor/notify2"
)
// wecomService encapsulates the WeCom webhook client
type wecomService struct {
webhookURL string
}
// wecomResponse represents the response from WeCom webhook API
type wecomResponse struct {
Errcode int `json:"errcode"`
Errmsg string `json:"errmsg"`
}
// NewWeComProvider returns a new instance of a WeCom notification service
// WeCom (WeChat Work) uses webhook for group chat notifications
// Reference: https://developer.work.weixin.qq.com/document/path/90236
func NewWeComProvider(webhookURL string) (notify.Notifier, error) {
wecomSrv := &wecomService{
webhookURL: webhookURL,
}
notifier := notify.New()
notifier.UseServices(wecomSrv)
return notifier, nil
}
// Send sends a text message to WeCom group chat via webhook
func (s *wecomService) Send(ctx context.Context, subject, content string) error {
text := subject
if content != "" {
text = subject + "\n" + content
}
// WeCom webhook message format
message := map[string]interface{}{
"msgtype": "text",
"text": map[string]string{
"content": text,
},
}
jsonData, err := json.Marshal(message)
if err != nil {
return fmt.Errorf("failed to marshal WeCom message: %w", err)
}
req, err := http.NewRequestWithContext(ctx, "POST", s.webhookURL, bytes.NewBuffer(jsonData))
if err != nil {
return fmt.Errorf("failed to create WeCom request: %w", err)
}
req.Header.Set("Content-Type", "application/json")
client := &http.Client{
Timeout: 30 * time.Second,
}
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("failed to send WeCom message: %w", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return fmt.Errorf("WeCom webhook returned HTTP status code: %d", resp.StatusCode)
}
// Parse WeCom API response
var wecomResp wecomResponse
if err := json.NewDecoder(resp.Body).Decode(&wecomResp); err != nil {
return fmt.Errorf("failed to decode WeCom response: %w", err)
}
// Check WeCom API error code
if wecomResp.Errcode != 0 {
return fmt.Errorf("WeCom API error: errcode=%d, errmsg=%s", wecomResp.Errcode, wecomResp.Errmsg)
}
return nil
}