112 lines
3.1 KiB
Go
112 lines
3.1 KiB
Go
package dav
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import (
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"fmt"
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"net/http"
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"path"
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"sort"
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"strings"
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"github.com/debridmediamanager.com/zurg/internal/torrent"
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"github.com/debridmediamanager.com/zurg/pkg/dav"
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"github.com/dgraph-io/ristretto"
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"go.uber.org/zap"
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)
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func HandlePropfindRequest(w http.ResponseWriter, r *http.Request, t *torrent.TorrentManager, cache *ristretto.Cache, log *zap.SugaredLogger) {
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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 := splitIntoSegments(requestPath)
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switch {
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case len(filteredSegments) == 0:
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output, err = handleListDirectories(w, t)
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case len(filteredSegments) == 1:
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output, err = handleListTorrents(w, requestPath, t)
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case len(filteredSegments) == 2:
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output, err = handleListFiles(w, 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/xml; 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 handleListDirectories(w http.ResponseWriter, t *torrent.TorrentManager) (*string, error) {
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davDoc := "<?xml version=\"1.0\" encoding=\"utf-8\"?><d:multistatus xmlns:d=\"DAV:\">"
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// initial response is the directory itself
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davDoc += dav.BaseDirectory("", "")
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directories := t.DirectoryMap.Keys()
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sort.Strings(directories)
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for _, directory := range directories {
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if strings.HasPrefix(directory, "int__") {
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continue
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}
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davDoc += dav.Directory(directory, "")
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}
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davDoc += "</d:multistatus>"
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return &davDoc, nil
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}
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func handleListTorrents(w http.ResponseWriter, requestPath string, t *torrent.TorrentManager) (*string, error) {
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basePath := path.Base(requestPath)
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_, 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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resp, _ := t.ResponseCache.Get(basePath + ".dav")
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davDoc := resp.(string)
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return &davDoc, nil
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}
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func handleListFiles(w http.ResponseWriter, requestPath string, t *torrent.TorrentManager) (*string, error) {
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requestPath = strings.Trim(requestPath, "/")
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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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davDoc := "<?xml version=\"1.0\" encoding=\"utf-8\"?><d:multistatus xmlns:d=\"DAV:\">" + dav.BaseDirectory(requestPath, tor.LatestAdded)
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filenames := tor.SelectedFiles.Keys()
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sort.Strings(filenames)
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for _, filename := range filenames {
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file, _ := tor.SelectedFiles.Get(filename)
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if file == nil || !strings.HasPrefix(file.Link, "http") {
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continue
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}
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davDoc += dav.File(filename, file.Bytes, file.Ended)
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}
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davDoc += "</d:multistatus>"
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return &davDoc, nil
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}
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