97 lines
3.0 KiB
Go
97 lines
3.0 KiB
Go
package dav
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import (
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"fmt"
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"log"
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"net/http"
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"path"
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"path/filepath"
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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/davextra"
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"github.com/debridmediamanager.com/zurg/pkg/realdebrid"
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"github.com/hashicorp/golang-lru/v2/expirable"
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)
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// HandleGetRequest handles a GET request to a file
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func HandleGetRequest(w http.ResponseWriter, r *http.Request, t *torrent.TorrentManager, c config.ConfigInterface, cache *expirable.LRU[string, string]) {
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requestPath := path.Clean(r.URL.Path)
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if requestPath == "/favicon.ico" {
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return
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}
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segments := strings.Split(requestPath, "/")
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// If there are less than 3 segments, return an error or adjust as needed
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if len(segments) < 4 {
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// log.Println("Invalid url", requestPath)
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// http.Error(w, "Cannot find file", http.StatusNotFound)
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HandlePropfindRequest(w, r, t, c, cache)
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return
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}
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if data, exists := cache.Get(requestPath); exists {
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http.Redirect(w, r, data, http.StatusFound)
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return
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}
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// Get the last two segments
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baseDirectory := segments[len(segments)-3]
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torrentName := segments[len(segments)-2]
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filename := segments[len(segments)-1]
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torrents := findAllTorrentsWithName(t, baseDirectory, torrentName)
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if torrents == nil {
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log.Println("Cannot find torrent", torrentName)
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http.Error(w, "Cannot find file", http.StatusNotFound)
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return
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}
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filenameV2, linkFragment := davextra.ExtractLinkFragment(filename)
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torrent, file := getFile(torrents, filenameV2, linkFragment)
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if file == nil {
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log.Println("Cannot find file", filename)
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http.Error(w, "Cannot find file", http.StatusNotFound)
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return
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}
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if file.Link == "" {
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log.Println("Link not found", filename)
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http.Error(w, "Cannot find file", http.StatusNotFound)
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return
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}
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link := file.Link
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unrestrictFn := func() (*realdebrid.UnrestrictResponse, error) {
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return realdebrid.UnrestrictLink(c.GetToken(), link)
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}
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resp := realdebrid.RetryUntilOk(unrestrictFn)
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if resp == nil {
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log.Println("Cannot unrestrict link", link, filenameV2)
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t.MarkFileAsDeleted(torrent, file)
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http.Error(w, "Cannot find file", http.StatusNotFound)
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return
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}
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if resp.Filename != filenameV2 {
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actualExt := filepath.Ext(resp.Filename)
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expectedExt := filepath.Ext(filenameV2)
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if actualExt != expectedExt {
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log.Println("File extension mismatch", resp.Filename, filenameV2)
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} else {
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log.Println("Filename mismatch", resp.Filename, filenameV2)
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}
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}
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cache.Add(requestPath, resp.Download)
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http.Redirect(w, r, resp.Download, http.StatusFound)
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}
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// getFile finds a link by a fragment, it might be wrong
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func getFile(torrents []torrent.Torrent, filename, fragment string) (*torrent.Torrent, *torrent.File) {
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for t := range torrents {
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for f, file := range torrents[t].SelectedFiles {
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fname := filepath.Base(file.Path)
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if filename == fname && strings.HasPrefix(file.Link, fmt.Sprintf("https://real-debrid.com/d/%s", fragment)) {
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return &torrents[t], &torrents[t].SelectedFiles[f]
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}
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}
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}
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return nil, nil
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}
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