From 70c96cbfaa8bd3b0b63106cc04ba8f897acfa13f Mon Sep 17 00:00:00 2001
From: liyp <my@liyp.cc>
Date: Sat, 17 Aug 2024 18:09:21 +0800
Subject: [PATCH] =?UTF-8?q?feat(workers):=20=E6=B7=BB=E5=8A=A0httpdog?=
 =?UTF-8?q?=E5=B7=A5=E4=BD=9C=E5=99=A8=E4=BB=A5=E5=A4=84=E7=90=86HTTP?=
 =?UTF-8?q?=E7=8A=B6=E6=80=81=E7=A0=81=E6=9F=A5=E8=AF=A2?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 workers/httpdog.go | 116 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 workers/httpdog.go

diff --git a/workers/httpdog.go b/workers/httpdog.go
new file mode 100644
index 0000000..df5fd9a
--- /dev/null
+++ b/workers/httpdog.go
@@ -0,0 +1,116 @@
+package workers
+
+import (
+	"compress/gzip"
+	"fmt"
+	"io"
+	"log"
+
+	"github.com/PuerkitoBio/goquery"
+	"github.com/andybalholm/brotli"
+
+	"github.com/parnurzeal/gorequest"
+)
+
+func init() {
+	RegisterWorkerFactory("httpdog", func(parms []string, uid, gid, role, mid, rawMsg string) Worker {
+		return &HttpDog{
+			StdAns: NewStdAns(parms, uid, gid, role, mid, rawMsg),
+		}
+	})
+}
+
+type HttpDog struct {
+	*StdAns
+}
+
+func (a *HttpDog) GetMsg() string {
+	if len(a.Parms) < 2 {
+		return "您可以使用 !httpdog 状态码 进行查找，状态码支持100-599"
+	}
+	baseUrl := "https://http.dog/"
+	picUrl := baseUrl + a.Parms[1] + ".jpg"
+	// 使用 gorequest 发起 HEAD 请求检查资源是否存在
+	request := gorequest.New()
+	resp, _, errs := request.Head(picUrl).End()
+	if len(errs) > 0 {
+		return "请求错误: " + fmt.Sprint(errs)
+	}
+
+	// 判断资源是否存在
+	if resp.StatusCode != 200 {
+		return fmt.Sprintf("资源不存在，状态码: %d", resp.StatusCode)
+	}
+	respContent := "[CQ:image,file=" + picUrl + "]"
+	docUrl := "https://developer.mozilla.org/zh-CN/docs/Web/HTTP/Status/" + a.Parms[1]
+	res, _, errs := request.Get(docUrl).
+		Set("Host", "developer.mozilla.org").
+		Set("User-Agent", "Apifox/1.0.0 (https://apifox.com)").
+		Set("Accept", "*/*").
+		Set("Content-Type", "text/plain").
+		End()
+	if len(errs) > 0 {
+		log.Println("请求错误: " + fmt.Sprint(errs))
+	}
+	if res != nil {
+		defer res.Body.Close()
+	}
+	if res != nil && res.StatusCode == 200 {
+		// 解压缩响应体
+		var reader io.ReadCloser
+		switch res.Header.Get("Content-Encoding") {
+		case "br":
+			reader = io.NopCloser(brotli.NewReader(res.Body))
+		case "gzip":
+			var err error
+			reader, err = gzip.NewReader(res.Body)
+			if err != nil {
+				fmt.Println("gzip 解压错误:", err)
+				return respContent
+			}
+			defer reader.Close()
+		default:
+			reader = res.Body
+		}
+
+		// 使用 goquery 解析 HTML
+		doc, err := goquery.NewDocumentFromReader(reader)
+		if err != nil {
+			fmt.Println("HTML 解析错误:", err)
+			return respContent
+		}
+
+		// 查找 <meta name="description"> 标签并获取 content 属性的值
+		description, exists := doc.Find(`meta[name="description"]`).Attr("content")
+		if exists {
+			// fmt.Println("Meta Description Content:", description)
+			respContent += description
+		} else {
+			fmt.Println("没有找到 meta description 标签")
+			// 将解析后的 HTML 保存到文件
+			// file, err := os.Create("output.html")
+			// if err != nil {
+			// 	fmt.Println("文件创建错误:", err)
+			// 	return respContent
+			// }
+			// defer file.Close()
+
+			// // 输出 HTML 内容到文件
+			// html, err := doc.Html()
+			// if err != nil {
+			// 	fmt.Println("获取 HTML 错误:", err)
+			// 	return respContent
+			// }
+			// _, err = file.WriteString(html)
+			// if err != nil {
+			// 	fmt.Println("写入文件错误:", err)
+			// 	return respContent
+			// }
+
+			// fmt.Println("HTML 内容已保存到 output.html 文件")
+		}
+	}
+
+	return respContent
+
+}