TamperMonkeyScript/main.go

package main

import (
	"fmt"
	"log"
	"net"
	"net/http"
	"os"
	"path/filepath"
)

const scriptsDir = "scripts"

func getLocalIP() (string, error) {
	addrs, err := net.InterfaceAddrs()
	if err != nil {
		return "", err
	}

	for _, addr := range addrs {
		var ip net.IP
		switch v := addr.(type) {
		case *net.IPNet:
			ip = v.IP
		case *net.IPAddr:
			ip = v.IP
		}

		if ip == nil || ip.IsLoopback() {
			continue
		}

		ip = ip.To4()
		if ip == nil {
			continue
		}

		return ip.String(), nil
	}

	return "", fmt.Errorf("no local IP address found")
}

func main() {
	// 服务端口号
	port := "18123"

	// 确保脚本目录存在
	if _, err := os.Stat(scriptsDir); os.IsNotExist(err) {
		os.Mkdir(scriptsDir, os.ModePerm)
	}

	// 遍历脚本目录并输出文件列表
	files, err := os.ReadDir(scriptsDir)
	if err != nil {
		log.Fatalf("无法读取脚本目录: %v", err)
	}

	if len(files) > 0 {
		ip, err := getLocalIP()
		if err != nil {
			fmt.Println("Error:", err)
		} else {
			fmt.Println("Local IP address:", ip)
		}

		fmt.Println("脚本目录下的文件有:")
		for _, file := range files {
			if !file.IsDir() {
				fmt.Printf("// @require      http://%s:%s/scripts/%s\n", ip, port, file.Name())
			}
		}
	} else {
		fmt.Println("脚本目录为空。")
	}
	fmt.Println("")

	// 提供脚本下载
	http.HandleFunc("/scripts/", func(w http.ResponseWriter, r *http.Request) {
		if r.Method == http.MethodGet {
			fileName := filepath.Base(r.URL.Path)
			filePath := filepath.Join(scriptsDir, fileName)

			// 检查文件是否存在
			if _, err := os.Stat(filePath); os.IsNotExist(err) {
				http.Error(w, "脚本未找到", http.StatusNotFound)
				return
			}

			// 打开文件
			file, err := os.Open(filePath)
			if err != nil {
				http.Error(w, "无法打开文件", http.StatusInternalServerError)
				return
			}
			defer file.Close()

			// 获取文件的修改时间
			fileInfo, err := file.Stat()
			if err != nil {
				http.Error(w, "无法获取文件信息", http.StatusInternalServerError)
				return
			}

			// 提供文件下载
			http.ServeContent(w, r, fileName, fileInfo.ModTime(), file)
		} else {
			http.Error(w, "不支持的方法", http.StatusMethodNotAllowed)
		}
	})

	// 启动服务器
	fmt.Printf("服务器已启动，监听端口: %s\n", port)
	log.Fatal(http.ListenAndServe(":"+port, nil))
}