func (m *Url) GetHelper(text string) string {
if strings.Contains(text, "http://") || strings.Contains(text, "https://") {
for k, url := range GetUrls(text) {
if url != "" {
timeout := time.Duration(m.Option["timeout"].(int64))
res, body, err := utils.HttpOpen(url, timeout, "")
if err != nil || res.StatusCode != http.StatusOK {
return fmt.Sprintf("对不起，无法打开此<a href='%s'>链接</a>", url)
}
if strings.HasPrefix(res.Header.Get("Content-Type"), "text/html") {
title := utils.GetUTF8HtmlTitle(string(body))
if title == "" {
return fmt.Sprintf("报歉，无法得到<a href='%s'>链接</a>标题", url)
} else {
return fmt.Sprintf("发链接了，标题是[<a href='%s'>%s</a>]", url, title)
}
} else if strings.HasPrefix(res.Header.Get("Content-Type"), "image/") {
img := utils.GetBase64Image(body, m.Option["width"].(int), m.Option["height"].(int))
return fmt.Sprintf("发<a href='%s'>图片</a>了:<br/><img alt='点击看大图' src='%s'/>", url, img)
} else {
println(k, url, "发了其它类型文件")
}
}
}
}
return ""
}
func getPubIP() (ip string) {
if _, body, err := utils.HttpOpen("http://cip.cc", 5, utils.UserAgentCurl); err == nil {
tokens := strings.SplitN(string(body), "\n", 2)
if len(tokens) == 2 {
ipaddr := tokens[0]
pos := strings.LastIndex(strings.TrimSpace(ipaddr), " ")
ip = "public: " + strings.TrimSpace(ipaddr[pos:])
return
}
}
return ""
}