meetingid get from cookie.

spaEditMeeting.go

 	}
 
 	meeting, found := getMeetingFromRequest(r)
+	if !found {
+		cookie := cookieClear("meetingid")
+		http.SetCookie(w, &cookie) //clear meeting id
+	}
 
 	switch r.Method {
 	case "GET":
 			response403Handler(w)
 			return
 		}
+		if meeting.ID == "" {
+			meeting.ParentID = lead.ID
+			meeting.ParentType = "Lead"
+			meeting.Status = "submitted"
+		}
 		meeting.saveFromWeb(w, r)
 	default:
 		w.WriteHeader(http.StatusUnauthorized)
 }
 
 func getMeetingFromRequest(r *http.Request) (meeting crmdMeeting, found bool) {
-	q, err := url.ParseQuery(r.URL.RawQuery)
-	if err != nil {
-		return
-	}
 
-	id, ok := q["mid"] //meetingid
+	id, ok := cookieVerifyAndGet(r, "meetingid")
 	if !ok {
 		return
 	}
-	meeting, err = crmGetMeeting(id[0])
-
+	meeting, err := crmGetMeeting(id)
 	if err != nil {
 		found = false
-		log.Printf("WARNING: cannot find meeting with id [%s]", id[0])
+		log.Printf("WARNING: cannot find meeting with id [%s]", id)
 		return
 	}
 	found = true
 
 func (m crmdMeeting) saveFromWeb(w http.ResponseWriter, r *http.Request) {
 
-	meeting := crmdMeeting{}
+	meeting := crmdMeeting{} //collecting input
 	err := r.ParseMultipartForm(32 << 20)
 	if err != nil {
 		response400Handler(w)
 	meeting.validateFormFile(r)
 
 	meeting.ID = m.ID
+	meeting.ParentID = m.ParentID
+	meeting.ParentType = m.ParentType
+	meeting.Status = m.Status
+
 	updatedMeeting, err := meeting.save()
 	if err == nil {
 		updatedMeeting.setFlashTitle("成功保存")
 		updatedMeeting.addFlashMsg("活动信息已经成功保存，其他校友可通过公众号查阅本活动信息")
+		//remember this meeting
+		cookie := cookieCreate("meetingid", updatedMeeting.ID, 7200)
+		http.SetCookie(w, &cookie)
+		//show editing dialog again
 		updatedMeeting.showEdit(w)
 		return
 	}