113 lines
3.0 KiB
Go
113 lines
3.0 KiB
Go
package http
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import (
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"fmt"
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"net/http"
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"net/url"
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"path"
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"path/filepath"
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"sort"
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"strings"
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"github.com/debridmediamanager.com/zurg/internal/config"
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"github.com/debridmediamanager.com/zurg/internal/torrent"
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"github.com/debridmediamanager.com/zurg/pkg/logutil"
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)
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func HandleDirectoryListing(w http.ResponseWriter, r *http.Request, t *torrent.TorrentManager, c config.ConfigInterface) {
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log := logutil.NewLogger().Named("http")
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requestPath := path.Clean(r.URL.Path)
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var output *string
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var err error
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filteredSegments := removeEmptySegments(strings.Split(requestPath, "/"))
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switch {
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case len(filteredSegments) == 1:
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output, err = handleRoot(c)
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case len(filteredSegments) == 2:
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output, err = handleListOfTorrents(requestPath, t)
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case len(filteredSegments) == 3:
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output, err = handleSingleTorrent(requestPath, t)
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default:
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log.Warnf("Request %s %s not found", r.Method, requestPath)
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http.Error(w, "Not Found", http.StatusNotFound)
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return
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}
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if err != nil {
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if strings.Contains(err.Error(), "cannot find") {
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http.Error(w, "Not Found", http.StatusNotFound)
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return
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}
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log.Errorf("Error processing request: %v", err)
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http.Error(w, "Server error", http.StatusInternalServerError)
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return
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}
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if output != nil {
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w.Header().Set("Content-Type", "text/html; charset=\"utf-8\"")
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w.WriteHeader(http.StatusOK)
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fmt.Fprint(w, *output)
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}
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}
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func handleRoot(c config.ConfigInterface) (*string, error) {
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htmlDoc := "<ul>"
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for _, directory := range c.GetDirectories() {
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directoryPath := url.PathEscape(directory)
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htmlDoc += fmt.Sprintf("<li><a href=\"/http/%s/\">%s</a></li>", directoryPath, directory)
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}
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return &htmlDoc, nil
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}
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func handleListOfTorrents(requestPath string, t *torrent.TorrentManager) (*string, error) {
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basePath := path.Base(requestPath)
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torrents, ok := t.DirectoryMap.Get(basePath)
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if !ok {
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return nil, fmt.Errorf("cannot find directory %s", basePath)
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}
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htmlDoc := "<ol>"
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var accessKeys []string
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torrents.IterCb(func(accessKey string, _ *torrent.Torrent) {
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accessKeys = append(accessKeys, accessKey)
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})
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sort.Strings(accessKeys)
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for _, accessKey := range accessKeys {
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htmlDoc = htmlDoc + fmt.Sprintf("<li><a href=\"%s/\">%s</a></li>", filepath.Join(requestPath, url.PathEscape(accessKey)), accessKey)
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}
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return &htmlDoc, nil
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}
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func handleSingleTorrent(requestPath string, t *torrent.TorrentManager) (*string, error) {
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basePath := path.Base(path.Dir(requestPath))
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torrents, ok := t.DirectoryMap.Get(basePath)
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if !ok {
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return nil, fmt.Errorf("cannot find directory %s", basePath)
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}
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accessKey := path.Base(requestPath)
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tor, ok := torrents.Get(accessKey)
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if !ok {
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return nil, fmt.Errorf("cannot find torrent %s", accessKey)
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}
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htmlDoc := "<ol>"
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tor.SelectedFiles.IterCb(func(filename string, file *torrent.File) {
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if file.Link == "" {
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// will be caught by torrent manager's repairAll
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// just skip it for now
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return
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}
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filePath := filepath.Join(requestPath, url.PathEscape(filename))
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htmlDoc += fmt.Sprintf("<li><a href=\"%s\">%s</a></li>", filePath, filename)
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})
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return &htmlDoc, nil
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}
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