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183 lines
5.1 KiB
183 lines
5.1 KiB
// MIT License
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//
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// Copyright (c) 2024 godoos.com
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// Email: xpbb@qq.com
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// GitHub: github.com/phpk/godoos
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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package localchat
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"godo/libs"
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"io"
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"log"
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"net/http"
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"os"
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"path/filepath"
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"time"
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)
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func downloadFiles(msg UdpMessage) error {
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postUrl := fmt.Sprintf("http://%s:56780/localchat/getfiles", msg.IP)
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postData, err := json.Marshal(msg.Message)
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if err != nil {
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return fmt.Errorf("failed to marshal post data: %v", err)
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}
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resp, err := http.Post(postUrl, "application/json", bytes.NewBuffer(postData))
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if err != nil {
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return fmt.Errorf("failed to make POST request: %v", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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body, _ := io.ReadAll(resp.Body)
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return fmt.Errorf("server returned status code: %v, body: %s", resp.StatusCode, body)
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}
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// 接收文件的目录
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baseDir, err := libs.GetOsDir()
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if err != nil {
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log.Printf("Failed to get OS directory: %v", err)
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return fmt.Errorf("failed to get OS directory")
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}
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resPath := filepath.Join("C", "Users", "Reciv", time.Now().Format("2006-01-02"))
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receiveDir := filepath.Join(baseDir, resPath)
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if !libs.PathExists(receiveDir) {
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err := os.MkdirAll(receiveDir, 0755)
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if err != nil {
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log.Printf("Failed to create receive directory: %v", err)
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return fmt.Errorf("failed to create receive directory")
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}
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}
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// 处理响应中的文件
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if err := handleResponse(resp.Body, receiveDir); err != nil {
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log.Fatalf("Failed to handle response: %v", err)
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}
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fmt.Println("Files downloaded successfully")
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return nil
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}
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func handleResponse(reader io.Reader, saveDir string) error {
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body, err := io.ReadAll(reader)
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if err != nil {
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return fmt.Errorf("failed to read response body: %v", err)
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}
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var fileList FileList
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if err := json.Unmarshal(body, &fileList); err != nil {
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return fmt.Errorf("failed to unmarshal file list: %v", err)
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}
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for _, filePath := range fileList.Files {
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err := saveFileOrFolder(filePath, saveDir)
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if err != nil {
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return fmt.Errorf("failed to save file or folder: %v", err)
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}
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}
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return nil
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}
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func saveFileOrFolder(filePath string, saveDir string) error {
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relativePath := filePath
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localFilePath := filepath.Join(saveDir, relativePath)
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// 检查是否为文件夹
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if _, err := os.Stat(localFilePath); os.IsNotExist(err) {
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// 如果不存在,则创建文件夹
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err := os.MkdirAll(localFilePath, 0755)
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if err != nil {
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return fmt.Errorf("failed to create directory: %v", err)
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}
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} else if fileInfo, err := os.Stat(localFilePath); err == nil && fileInfo.IsDir() {
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// 如果是文件夹,则递归处理
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err := saveFolder(relativePath, saveDir)
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if err != nil {
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return fmt.Errorf("failed to save folder: %v", err)
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}
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} else {
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// 如果是文件,则直接保存
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err := saveFile(localFilePath)
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if err != nil {
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return fmt.Errorf("failed to save file: %v", err)
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}
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}
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return nil
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}
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func saveFolder(folderName string, saveDir string) error {
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localFolderPath := filepath.Join(saveDir, folderName)
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err := os.MkdirAll(localFolderPath, 0755)
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if err != nil {
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return fmt.Errorf("failed to create directory: %v", err)
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}
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// 获取文件夹内容
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folderPath := filepath.Join(saveDir, folderName)
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files, err := os.ReadDir(folderPath)
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if err != nil {
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return fmt.Errorf("failed to read directory: %v", err)
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}
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for _, file := range files {
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subPath := filepath.Join(folderName, file.Name())
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if file.IsDir() {
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err := saveFolder(subPath, localFolderPath)
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if err != nil {
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return fmt.Errorf("failed to save folder: %v", err)
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}
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} else {
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err := saveFile(filepath.Join(localFolderPath, file.Name()))
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if err != nil {
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return fmt.Errorf("failed to save file: %v", err)
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}
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}
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}
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return nil
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}
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func saveFile(filePath string) error {
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file, err := os.Open(filePath)
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if err != nil {
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return fmt.Errorf("failed to open file: %v", err)
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}
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defer file.Close()
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// 创建本地文件
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localFile, err := os.Create(filePath)
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if err != nil {
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return fmt.Errorf("failed to create file: %v", err)
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}
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defer localFile.Close()
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_, err = io.Copy(localFile, file)
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if err != nil {
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return fmt.Errorf("failed to copy file: %v", err)
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}
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return nil
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}
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