func commentHandler(w http.ResponseWriter, req *http.Request, ctx *Context) error {
refURL := httputil.ExtractReferer(req)
postID, err := ctx.Db.postID(refURL)
if err != nil {
return logger.LogIff(err, "ctx.Db.postID('%s') failed", refURL)
}
commenter := prepareCommenter(req)
body := req.FormValue("text")
commenterID, err := ctx.Db.commenterID(commenter)
commentURL := ""
switch err {
case nil:
// This is a returning commenter, pass his comment through:
commentURL, err = PublishComment(ctx.Db, postID, commenterID, body)
case gorm.ErrRecordNotFound:
if !captchaNewCommenter(w, req, ctx) {
return nil
}
commentURL, err = PublishCommentAndCommenter(ctx.Db, postID, commenter, body)
default:
logger.LogIf(err)
return WrongCaptchaReply(w, req, "rejected", ctx.Captcha.NextTask())
}
if err != nil {
return err
}
redir := "/" + refURL + commentURL
sendNewCommentNotif(req, redir, commenter)
return RightCaptchaReply(w, redir)
}
func sendNewCommentNotif(req *http.Request, redir string, commenter *Commenter) {
if !conf.Notifications.SendEmail {
return
}
refURL := httputil.ExtractReferer(req)
url := httputil.GetHost(req) + redir
text := req.FormValue("text")
subj, body := mkCommentNotifEmail(commenter, text, url, refURL)
go sendEmail(subj, body)
}