func (r *Rss) newRss(interval ...string) error {
rc := conf.Redis
_, err := feedreader.Fetch(r.Args[1])
if err != nil {
log.Println(err)
return errors.New("弹药检测失败，请检查后重试")
}
rc.SAdd("tgRssChats", strconv.Itoa(r.ChatID))
rc.SAdd("tgRss:"+strconv.Itoa(r.ChatID), r.Args[1])
if len(interval) > 0 {
in, err := strconv.Atoi(interval[0])
if err != nil {
return errors.New("哔哔！时空坐标参数设置错误！")
}
rc.Set("tgRssInterval:"+
strconv.Itoa(r.ChatID)+":"+r.Args[1], interval[0], -1)
j, err := scheduler.Every(getInterval(in)).Seconds().
Run(rssJob(r.Args[1], r.ChatID, r.Bot))
if err != nil {
log.Println(err.Error())
return nil
}
jobs.NewJob(strconv.Itoa(r.ChatID)+":"+r.Args[1], j)
return nil
}
j, err := scheduler.Every(getInterval(-1)).Seconds().
Run(rssJob(r.Args[1], r.ChatID, r.Bot))
if err != nil {
log.Println(err.Error())
return nil
}
jobs.NewJob(strconv.Itoa(r.ChatID)+":"+r.Args[1], j)
return nil
}
func fetchFeed(url string, fetcher *h.Fetcher) (feed *Feed, items []*Item, err error) {
fd, err := feedreader.Fetch(url, fetcher)
if err != nil {
return
}
feed, items = assembleFeed(fd)
return
}
func rssJob(feedURL string, chatid int, bot *tgbotapi.BotAPI) func() {
return func() {
feed, err := feedreader.Fetch(feedURL)
if err != nil {
log.Printf("Error: %s %s", feedURL, err.Error())
return
}
var buf bytes.Buffer
rc := conf.Redis
for k, item := range feed.Items {
if strings.Contains(conf.Redis.Get("tgRssLatest:"+
strconv.Itoa(chatid)+":"+feedURL).Val(), item.Link) {
if buf.String() != "" {
msg := tgbotapi.NewMessage(chatid,
"*"+feed.Title+"*\n"+buf.String())
msg.DisableWebPagePreview = true
msg.ParseMode = tgbotapi.ModeMarkdown
bot.SendMessage(msg)
}
break
}
if strings.ContainsAny(item.Title, "[]()") ||
strings.Contains(item.Title, "://") {
str := fmt.Sprintf("%s [link](%s)\n",
markdownEscape(item.Title), item.Link)
buf.WriteString(str)
} else {
str := fmt.Sprintf("[%s](%s)\n",
item.Title, item.Link)
buf.WriteString(str)
}
itemNumsInMessage := 9
if k != 0 && k%itemNumsInMessage == 0 || k == len(feed.Items)-1 {
if buf.String() != "" {
msg := tgbotapi.NewMessage(chatid,
"*"+feed.Title+"*\n"+buf.String())
msg.DisableWebPagePreview = true
msg.ParseMode = tgbotapi.ModeMarkdown
bot.SendMessage(msg)
}
buf.Reset()
}
}
if feed.Items != nil && len(feed.Items) > 0 {
var buf []string
for _, v := range feed.Items {
buf = append(buf, v.Link)
}
rc.Set("tgRssLatest:"+strconv.Itoa(chatid)+":"+feedURL,
strings.Join(buf, ":"), -1)
}
}
}