Fix #98, support web hook

modules/hooks/hooks.go

@@ -0,0 +1,83 @@
+// Copyright 2014 The Gogs Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package hooks
+
+import (
+	"encoding/json"
+	"time"
+
+	"github.com/gogits/gogs/modules/httplib"
+	"github.com/gogits/gogs/modules/log"
+)
+
+// Hook task types.
+const (
+	HTT_WEBHOOK = iota + 1
+	HTT_SERVICE
+)
+
+type PayloadAuthor struct {
+	Name  string `json:"name"`
+	Email string `json:"email"`
+}
+
+type PayloadCommit struct {
+	Id      string         `json:"id"`
+	Message string         `json:"message"`
+	Url     string         `json:"url"`
+	Author  *PayloadAuthor `json:"author"`
+}
+
+// Payload represents payload information of hook.
+type Payload struct {
+	Secret  string           `json:"secret"`
+	Ref     string           `json:"ref"`
+	Commits []*PayloadCommit `json:"commits"`
+	Pusher  *PayloadAuthor   `json:"pusher"`
+}
+
+// HookTask represents hook task.
+type HookTask struct {
+	Type int
+	Url  string
+	*Payload
+	ContentType int
+	IsSsl       bool
+}
+
+var (
+	taskQueue = make(chan *HookTask, 1000)
+)
+
+// AddHookTask adds new hook task to task queue.
+func AddHookTask(t *HookTask) {
+	taskQueue <- t
+}
+
+func init() {
+	go handleQueue()
+}
+
+func handleQueue() {
+	for {
+		select {
+		case t := <-taskQueue:
+			// Only support JSON now.
+			data, err := json.MarshalIndent(t.Payload, "", "\t")
+			if err != nil {
+				log.Error("hooks.handleQueue(json): %v", err)
+				continue
+			}
+
+			_, err = httplib.Post(t.Url).SetTimeout(5*time.Second, 5*time.Second).
+				Body(data).Response()
+			if err != nil {
+				log.Error("hooks.handleQueue: Fail to deliver hook: %v", err)
+				continue
+			}
+			log.Info("Hook delivered")
+		}
+	}
+}