264 lines
7.0 KiB
Go
264 lines
7.0 KiB
Go
package handler
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"net/url"
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"slices"
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"strings"
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"time"
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"regexp"
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"github.com/PuerkitoBio/goquery"
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"github.com/hbollon/go-edlib"
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"github.com/felipemarinho97/torrent-indexer/magnet"
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"github.com/felipemarinho97/torrent-indexer/schema"
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goscrape "github.com/felipemarinho97/torrent-indexer/scrape"
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"github.com/felipemarinho97/torrent-indexer/utils"
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)
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var comandohds = IndexerMeta{
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URL: "https://comandohds.org/",
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SearchURL: "?s=",
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}
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var title_re = regexp.MustCompile(`^[(Filme)|(Série)\s]+`)
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func (i *Indexer) HandlerComandoHDsIndexer(w http.ResponseWriter, r *http.Request) {
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start := time.Now()
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defer func() {
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i.metrics.IndexerDuration.WithLabelValues("comandohds").Observe(time.Since(start).Seconds())
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i.metrics.IndexerRequests.WithLabelValues("comandohds").Inc()
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}()
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ctx := r.Context()
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// supported query params: q, page, filter_results
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q := r.URL.Query().Get("q")
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page := r.URL.Query().Get("page")
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// URL encode query param
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q = url.QueryEscape(q)
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url := comandohds.URL
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if q != "" {
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url = fmt.Sprintf("%s%s%s", url, comandohds.SearchURL, q)
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} else if page != "" {
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url = fmt.Sprintf("%spage/%s", url, page)
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}
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fmt.Println("URL:>", url)
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resp, err := i.requester.GetDocument(ctx, url)
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if err != nil {
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w.WriteHeader(http.StatusInternalServerError)
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err = json.NewEncoder(w).Encode(map[string]string{"error": err.Error()})
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if err != nil {
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fmt.Println(err)
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}
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i.metrics.IndexerErrors.WithLabelValues("comandohds").Inc()
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return
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}
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defer resp.Close()
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doc, err := goquery.NewDocumentFromReader(resp)
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if err != nil {
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w.WriteHeader(http.StatusInternalServerError)
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err = json.NewEncoder(w).Encode(map[string]string{"error": err.Error()})
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if err != nil {
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fmt.Println(err)
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}
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i.metrics.IndexerErrors.WithLabelValues("comandohds").Inc()
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return
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}
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var links []string
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doc.Find(".post").Each(func(i int, s *goquery.Selection) {
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link, _ := s.Find("div.title > a").Attr("href")
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links = append(links, link)
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})
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var itChan = make(chan []schema.IndexedTorrent)
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var errChan = make(chan error)
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indexedTorrents := []schema.IndexedTorrent{}
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for _, link := range links {
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go func(link string) {
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torrents, err := getTorrentsComandoHDs(ctx, i, link)
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if err != nil {
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fmt.Println(err)
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errChan <- err
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}
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itChan <- torrents
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}(link)
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}
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for i := 0; i < len(links); i++ {
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select {
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case torrents := <-itChan:
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indexedTorrents = append(indexedTorrents, torrents...)
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case err := <-errChan:
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fmt.Println(err)
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}
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}
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for i, it := range indexedTorrents {
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jLower := strings.ReplaceAll(strings.ToLower(fmt.Sprintf("%s %s", it.Title, it.OriginalTitle)), ".", " ")
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qLower := strings.ToLower(q)
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splitLength := 2
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indexedTorrents[i].Similarity = edlib.JaccardSimilarity(jLower, qLower, splitLength)
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}
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// remove the ones with zero similarity
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if len(indexedTorrents) > 20 && r.URL.Query().Get("filter_results") != "" && r.URL.Query().Get("q") != "" {
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indexedTorrents = utils.Filter(indexedTorrents, func(it schema.IndexedTorrent) bool {
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return it.Similarity > 0
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})
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}
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// sort by similarity
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slices.SortFunc(indexedTorrents, func(i, j schema.IndexedTorrent) int {
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return int((j.Similarity - i.Similarity) * 1000)
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})
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// send to search index
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go func() {
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_ = i.search.IndexTorrents(indexedTorrents)
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}()
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w.Header().Set("Content-Type", "application/json")
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err = json.NewEncoder(w).Encode(Response{
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Results: indexedTorrents,
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Count: len(indexedTorrents),
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})
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if err != nil {
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fmt.Println(err)
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}
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}
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func getTorrentsComandoHDs(ctx context.Context, i *Indexer, link string) ([]schema.IndexedTorrent, error) {
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var indexedTorrents []schema.IndexedTorrent
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doc, err := getDocument(ctx, i, link)
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if err != nil {
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return nil, err
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}
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article := doc.Find("article")
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title := title_re.ReplaceAllString(article.Find(".main_title > h1").Text(), "")
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textContent := article.Find("div.content")
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date := getPublishedDateTDF(doc)
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magnets := textContent.Find("a[href^=\"magnet\"]")
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var magnetLinks []string
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magnets.Each(func(i int, s *goquery.Selection) {
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magnetLink, _ := s.Attr("href")
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magnetLinks = append(magnetLinks, magnetLink)
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})
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var audio []schema.Audio
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var year string
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var size []string
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article.Find("div.content p").Each(func(i int, s *goquery.Selection) {
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// pattern:
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// »INFORMAÇÕES«
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// Titulo Traduzido: O Guerreiro Banido
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// Titulo Original: 天龍八部之喬峰傳
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// <picture />: 5.7
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// Ano de Lançamento: 2023
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// Gênero: Ação
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// Formato: MKV
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// Qualidade: WEB-DL
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// Idioma: Português | Inglês
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// Legenda: Português
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// Tamanho: – GB
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// Qualidade Áudio e Vídeo: 10
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// Duração: 130 Min
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// Servidor: Torrent
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text := s.Text()
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audio = append(audio, findAudioFromText(text)...)
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y := findYearFromText(text, title)
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if y != "" {
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year = y
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}
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size = append(size, findSizesFromText(text)...)
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})
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// find any link from imdb
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imdbLink := ""
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article.Find("div.content a").Each(func(i int, s *goquery.Selection) {
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link, _ := s.Attr("href")
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_imdbLink, err := getIMDBLink(link)
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if err == nil {
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imdbLink = _imdbLink
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}
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})
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size = stableUniq(size)
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var chanIndexedTorrent = make(chan schema.IndexedTorrent)
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// for each magnet link, create a new indexed torrent
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for it, magnetLink := range magnetLinks {
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it := it
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go func(it int, magnetLink string) {
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magnet, err := magnet.ParseMagnetUri(magnetLink)
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if err != nil {
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fmt.Println(err)
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}
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releaseTitle := magnet.DisplayName
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infoHash := magnet.InfoHash.String()
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trackers := magnet.Trackers
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magnetAudio := []schema.Audio{}
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if strings.Contains(strings.ToLower(releaseTitle), "dual") || strings.Contains(strings.ToLower(releaseTitle), "dublado") {
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magnetAudio = append(magnetAudio, audio...)
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} else if len(audio) > 1 {
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// remove portuguese audio, and append to magnetAudio
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for _, a := range audio {
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if a != schema.AudioPortuguese {
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magnetAudio = append(magnetAudio, a)
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}
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}
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} else {
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magnetAudio = append(magnetAudio, audio...)
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}
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peer, seed, err := goscrape.GetLeechsAndSeeds(ctx, i.redis, i.metrics, infoHash, trackers)
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if err != nil {
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fmt.Println(err)
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}
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title := processTitle(title, magnetAudio)
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// if the number of sizes is equal to the number of magnets, then assign the size to each indexed torrent in order
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var mySize string
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if len(size) == len(magnetLinks) {
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mySize = size[it]
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}
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ixt := schema.IndexedTorrent{
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Title: appendAudioISO639_2Code(releaseTitle, magnetAudio),
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OriginalTitle: title,
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Details: link,
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Year: year,
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IMDB: imdbLink,
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Audio: magnetAudio,
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MagnetLink: magnetLink,
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Date: date,
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InfoHash: infoHash,
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Trackers: trackers,
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LeechCount: peer,
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SeedCount: seed,
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Size: mySize,
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}
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chanIndexedTorrent <- ixt
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}(it, magnetLink)
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}
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for i := 0; i < len(magnetLinks); i++ {
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it := <-chanIndexedTorrent
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indexedTorrents = append(indexedTorrents, it)
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}
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return indexedTorrents, nil
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}
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