mirror of
https://github.com/truewhile/MeBox.git
synced 2026-10-13 16:46:37 +08:00
feat: merge conflict resolution, site management, UI fixes
This commit is contained in:
ShukeBta
@@ -0,0 +1,344 @@
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// Package service — qBittorrent 下载适配器。
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//
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// QBitAdapter 实现了 DownloadAdapter 接口，通过 qBittorrent WebUI API
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// 管理下载任务。底层使用与 QBitClient 相同的 HTTP API 调用逻辑。
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package service
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"mime/multipart"
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"net/http"
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"net/http/cookiejar"
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"net/url"
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"strconv"
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"strings"
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"sync"
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"time"
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)
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// QBitAdapter 是 qBittorrent 的 DownloadAdapter 实现。
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type QBitAdapter struct {
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mu sync.Mutex
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cfg DownloadClientConfig
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client *http.Client
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LoggedIn bool
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}
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// NewQBitAdapter 创建新的 qBittorrent 适配器。
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func NewQBitAdapter() *QBitAdapter {
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jar, _ := cookiejar.New(nil)
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return &QBitAdapter{
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client: &http.Client{Jar: jar, Timeout: 20 * time.Second},
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}
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}
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// Initialize 配置并初始化 qBittorrent 连接。
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func (a *QBitAdapter) Initialize(ctx context.Context, cfg DownloadClientConfig) error {
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a.mu.Lock()
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defer a.mu.Unlock()
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a.cfg = cfg
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a.LoggedIn = false
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jar, _ := cookiejar.New(nil)
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a.client.Jar = jar
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return a.loginLocked(ctx)
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}
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// Ping 测试连接。
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func (a *QBitAdapter) Ping(ctx context.Context) error {
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a.mu.Lock()
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defer a.mu.Unlock()
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return a.loginLocked(ctx)
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}
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// AddTorrent 通过 URL 添加种子。
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func (a *QBitAdapter) AddTorrent(ctx context.Context, torrentURL, savePath string) (string, error) {
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a.mu.Lock()
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defer a.mu.Unlock()
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if err := a.ensureAuthLocked(ctx); err != nil {
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return "", err
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}
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body := &bytes.Buffer{}
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w := multipart.NewWriter(body)
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_ = w.WriteField("urls", torrentURL)
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if savePath != "" {
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_ = w.WriteField("savepath", savePath)
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}
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_ = w.Close()
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baseURL := strings.TrimRight(a.cfg.Host, "/")
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req, err := http.NewRequestWithContext(ctx, http.MethodPost,
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baseURL+"/api/v2/torrents/add", body)
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if err != nil {
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return "", err
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}
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req.Header.Set("Content-Type", w.FormDataContentType())
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req.Header.Set("Referer", baseURL)
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resp, err := a.client.Do(req)
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if err != nil {
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return "", err
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 {
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raw, _ := io.ReadAll(resp.Body)
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return "", fmt.Errorf("qbittorrent add torrent: %d: %s", resp.StatusCode, strings.TrimSpace(string(raw)))
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}
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return "", nil
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}
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// AddMagnet 通过磁力链接添加种子。
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func (a *QBitAdapter) AddMagnet(ctx context.Context, magnet, savePath string) (string, error) {
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return a.AddTorrent(ctx, magnet, savePath)
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}
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// Pause 暂停种子。
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func (a *QBitAdapter) Pause(ctx context.Context, hash string) error {
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a.mu.Lock()
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defer a.mu.Unlock()
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if err := a.ensureAuthLocked(ctx); err != nil {
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return err
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}
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baseURL := strings.TrimRight(a.cfg.Host, "/")
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form := url.Values{}
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form.Set("hashes", hash)
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req, err := http.NewRequestWithContext(ctx, http.MethodPost,
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baseURL+"/api/v2/torrents/pause", strings.NewReader(form.Encode()))
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if err != nil {
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return err
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}
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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req.Header.Set("Referer", baseURL)
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resp, err := a.client.Do(req)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 {
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return fmt.Errorf("qbittorrent pause: %d", resp.StatusCode)
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}
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return nil
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}
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// Resume 恢复种子。
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func (a *QBitAdapter) Resume(ctx context.Context, hash string) error {
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a.mu.Lock()
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defer a.mu.Unlock()
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if err := a.ensureAuthLocked(ctx); err != nil {
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return err
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}
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baseURL := strings.TrimRight(a.cfg.Host, "/")
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form := url.Values{}
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form.Set("hashes", hash)
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req, err := http.NewRequestWithContext(ctx, http.MethodPost,
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baseURL+"/api/v2/torrents/resume", strings.NewReader(form.Encode()))
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if err != nil {
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return err
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}
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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req.Header.Set("Referer", baseURL)
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resp, err := a.client.Do(req)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 {
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return fmt.Errorf("qbittorrent resume: %d", resp.StatusCode)
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}
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return nil
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}
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// Remove 删除种子。
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func (a *QBitAdapter) Remove(ctx context.Context, hash string, deleteFiles bool) error {
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a.mu.Lock()
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defer a.mu.Unlock()
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if err := a.ensureAuthLocked(ctx); err != nil {
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return err
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}
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baseURL := strings.TrimRight(a.cfg.Host, "/")
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form := url.Values{}
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form.Set("hashes", hash)
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if deleteFiles {
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form.Set("deleteFiles", "true")
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} else {
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form.Set("deleteFiles", "false")
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}
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req, err := http.NewRequestWithContext(ctx, http.MethodPost,
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baseURL+"/api/v2/torrents/delete", strings.NewReader(form.Encode()))
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if err != nil {
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return err
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}
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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req.Header.Set("Referer", baseURL)
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resp, err := a.client.Do(req)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 {
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return fmt.Errorf("qbittorrent delete: %d", resp.StatusCode)
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}
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return nil
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}
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// List 列出种子。
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func (a *QBitAdapter) List(ctx context.Context, filter string) ([]TorrentInfo, error) {
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a.mu.Lock()
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defer a.mu.Unlock()
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if err := a.ensureAuthLocked(ctx); err != nil {
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return nil, err
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}
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baseURL := strings.TrimRight(a.cfg.Host, "/")
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u := baseURL + "/api/v2/torrents/info"
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if filter != "" {
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u += "?filter=" + url.QueryEscape(filter)
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}
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req, err := http.NewRequestWithContext(ctx, http.MethodGet, u, nil)
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if err != nil {
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return nil, err
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}
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req.Header.Set("Referer", baseURL)
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resp, err := a.client.Do(req)
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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if resp.StatusCode >= 400 {
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return nil, fmt.Errorf("qbittorrent list: %d", resp.StatusCode)
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}
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// qBittorrent 返回的字段名与 TorrentInfo 不同，需要转换
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type qbTorrent struct {
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Hash string `json:"hash"`
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Name string `json:"name"`
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State string `json:"state"`
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Progress float32 `json:"progress"`
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DLSpeed int64 `json:"dlspeed"`
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UPSpeed int64 `json:"upspeed"`
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NumSeeds int `json:"num_seeds"`
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NumLeechs int `json:"num_leechs"`
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Size int64 `json:"size"`
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SavePath string `json:"save_path"`
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AddedOn int64 `json:"added_on"`
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Category string `json:"category"`
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Tags string `json:"tags"`
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}
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var qbList []qbTorrent
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if err := json.NewDecoder(resp.Body).Decode(&qbList); err != nil {
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return nil, err
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}
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result := make([]TorrentInfo, 0, len(qbList))
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for _, t := range qbList {
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result = append(result, TorrentInfo{
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Hash: t.Hash,
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Name: t.Name,
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Size: t.Size,
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Progress: float64(t.Progress),
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DLSpeed: t.DLSpeed,
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UPSpeed: t.UPSpeed,
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State: t.State,
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SavePath: t.SavePath,
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NumSeeds: t.NumSeeds,
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NumLeechs: t.NumLeechs,
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AddedOn: time.Unix(t.AddedOn, 0),
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Category: t.Category,
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Tags: t.Tags,
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})
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}
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return result, nil
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}
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// GetInfo 获取单个种子信息。
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func (a *QBitAdapter) GetInfo(ctx context.Context, hash string) (*TorrentInfo, error) {
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list, err := a.List(ctx, "")
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if err != nil {
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return nil, err
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}
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for _, t := range list {
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if t.Hash == hash {
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return &t, nil
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}
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}
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return nil, fmt.Errorf("torrent %s not found", hash)
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}
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// loginLocked 执行登录（调用者必须持有锁）。
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func (a *QBitAdapter) loginLocked(ctx context.Context) error {
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if a.cfg.Host == "" {
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return fmt.Errorf("qbittorrent host not configured")
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}
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form := url.Values{}
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form.Set("username", a.cfg.Username)
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form.Set("password", a.cfg.Password)
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baseURL := strings.TrimRight(a.cfg.Host, "/")
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req, err := http.NewRequestWithContext(ctx, http.MethodPost,
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baseURL+"/api/v2/auth/login", strings.NewReader(form.Encode()))
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if err != nil {
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return err
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}
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req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
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req.Header.Set("Referer", baseURL)
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resp, err := a.client.Do(req)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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body, _ := io.ReadAll(resp.Body)
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if resp.StatusCode >= 400 || strings.TrimSpace(string(body)) != "Ok." {
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return fmt.Errorf("qbittorrent login failed: %s", strings.TrimSpace(string(body)))
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}
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a.LoggedIn = true
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return nil
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}
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// ensureAuthLocked 确保已认证（调用者必须持有锁）。
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func (a *QBitAdapter) ensureAuthLocked(ctx context.Context) error {
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if a.LoggedIn {
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return nil
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}
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return a.loginLocked(ctx)
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}
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// --- 为了与现有的 QBitClient 兼容，添加转换辅助函数 ---
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// QBitTorrentToInfo 将旧的 QBitTorrent 转换为新的 TorrentInfo。
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func QBitTorrentToInfo(q QBitTorrent) TorrentInfo {
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return TorrentInfo{
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Hash: q.Hash,
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Name: q.Name,
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Size: q.Size,
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Progress: float64(q.Progress),
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DLSpeed: q.DLSpeed,
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UPSpeed: q.UpSpeed,
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State: q.State,
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SavePath: q.SavePath,
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NumSeeds: q.NumSeeds,
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NumLeechs: q.NumLeech,
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}
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}
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// TorrentInfoToQBit 将 TorrentInfo 转换回旧的 QBitTorrent 格式（兼容性）。
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func TorrentInfoToQBit(t TorrentInfo) QBitTorrent {
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return QBitTorrent{
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Hash: t.Hash,
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Name: t.Name,
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State: t.State,
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Progress: float32(t.Progress),
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DLSpeed: t.DLSpeed,
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UpSpeed: t.UPSpeed,
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NumSeeds: t.NumSeeds,
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NumLeech: t.NumLeechs,
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Size: t.Size,
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SavePath: t.SavePath,
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}
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}
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// unused import guard
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var _ = strconv.Itoa
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