Added Nyaa to file search

files-nyaa.go

@@ -0,0 +1,107 @@
+package main
+
+import (
+	"fmt"
+	"net/http"
+	"net/url"
+	"strings"
+
+	"github.com/PuerkitoBio/goquery"
+)
+
+const NYAA_DOMAIN = "nyaa.si"
+
+type Nyaa struct{}
+
+func NewNyaa() *Nyaa {
+	return &Nyaa{}
+}
+
+func (n *Nyaa) Name() string {
+	return "nyaa"
+}
+
+func (n *Nyaa) getCategoryCode(cat string) string {
+	switch cat {
+	case "all":
+		return ""
+	case "anime":
+		return "&c=1_0"
+	case "music":
+		return "&c=2_0"
+	case "game":
+		return "&c=6_2"
+	case "software":
+		return "&c=6_1"
+	default:
+		return "ignore"
+	}
+}
+
+func (n *Nyaa) Search(query string, category string) ([]TorrentResult, error) {
+	categoryCode := n.getCategoryCode(category)
+	if categoryCode == "ignore" {
+		return []TorrentResult{}, nil
+	}
+
+	searchURL := fmt.Sprintf("https://%s/?f=0&q=%s%s", NYAA_DOMAIN, url.QueryEscape(query), categoryCode)
+
+	userAgent, err := GetUserAgent("files-nyaa")
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", searchURL, nil)
+	if err != nil {
+		return nil, err
+	}
+	req.Header.Set("User-Agent", userAgent)
+
+	resp, err := DoMetaProxyRequest(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return nil, fmt.Errorf("unexpected status: %d", resp.StatusCode)
+	}
+
+	doc, err := goquery.NewDocumentFromReader(resp.Body)
+	if err != nil {
+		return nil, err
+	}
+
+	var results []TorrentResult
+	doc.Find(".default, .success, .danger").Each(func(i int, s *goquery.Selection) {
+		tds := s.Find("td")
+		if tds.Length() < 7 {
+			return
+		}
+
+		title := tds.Eq(1).Find("a").Last().Text()
+		magnet, _ := tds.Eq(2).Find("a").Last().Attr("href")
+		sizeStr := strings.TrimSpace(tds.Eq(3).Text())
+		byteSize := parseSize(sizeStr)
+
+		seeders := parseInt(tds.Eq(5).Text())
+		leechers := parseInt(tds.Eq(6).Text())
+
+		results = append(results, TorrentResult{
+			URL:      "https://" + NYAA_DOMAIN,
+			Title:    title,
+			Magnet:   applyTrackers(magnet),
+			Size:     formatSize(byteSize),
+			Seeders:  seeders,
+			Leechers: leechers,
+			Views:    0,
+		})
+	})
+
+	// Reverse the results slice, so It's from newest to oldest, but the orders is still kinda random
+	for i, j := 0, len(results)-1; i < j; i, j = i+1, j-1 {
+		results[i], results[j] = results[j], results[i]
+	}
+
+	return results, nil
+}