add .torrent link support

handlers/torrent/main.go

@@ -180,8 +180,16 @@ func handle(vpntor, outdir, content string) error {
 }
 
 func findMagnets(s string) []string {
-	magnetRegexp := regexp.MustCompile(`magnet:.xt[^ $"]*`)
-	return magnetRegexp.FindAllString(s, -1)
+	patterns := []string{
+		`magnet:.xt[^ $"]*`,
+		`https:..[^"]*\.torrent`,
+	}
+	matches := []string{}
+	for _, pattern := range patterns {
+		magnetRegexp := regexp.MustCompile(pattern)
+		matches = append(matches, magnetRegexp.FindAllString(s, -1)...)
+	}
+	return matches
 }
 
 func submit(vpntor, outdir, magnet string) (*http.Response, error) {

handlers/torrent/main_test.go

@@ -239,6 +239,10 @@ func TestFindMagnets(t *testing.T) {
 			s: `here is some magnet:-xt1 and magnet:-xt2 another one <a href="magnet:-xt3">link</a>`,
 			l: 3,
 		},
+		{
+			s: `here is a link https://my.domain/a.b/c.torrent, and another <a href="https://my.domain/a/b/c.torrent"></a>`,
+			l: 2,
+		},
 	}
 
 	for i, c := range cases {

testdata/add

@@ -47,7 +47,7 @@ https://xkcd.com/atom.xml
 https://eztv.ag/ezrss.xml?g=g                                                    torrent","news             "^([Ll]ast..eek..onight..ith..ohn..liver.*WEB)"                                        "<a.*?href=.magnet:.*?</a>"  "2h"     LastWeekTonight
 https://eztv.ag/ezrss.xml?h=h                                                    torrent                    "^([Rr]ick.[Aa]nd.[Mm]orty)"                 "<a.*?href=.magnet:.*?</a>"  "2h"     RickAndMorty
 https://matrix.org/blog/feed                                                     news                       ".*"                                   ".*"  "1h"
-https://nyaa.si/?page=rss&f=0&c=0_0&q=erai+shingeki+no+kyojin+final+season+720p  anime","torrent            ".*"                                   ".*"  "1h"     Anime-ShingekiNoKyojin
+https://nyaa.si/?page=rss&f=0&c=0_0&q=shingeki+no+kyojin+final+season+720p       anime","torrent            ".*"                                   ".*"  "1h"     Anime-ShingekiNoKyojin
 '
 #https://eztv.ag/ezrss.xml                                                        momma","torrent            "^(Wheel.[oO]f.Fortune.[S2]|Jeopardy.20|Gold.Rush.*720.*WEB|Survivor.S.*720p|Gold.Rush.*S.*E.*720.*WEB|Archer|[Mm]aster[cC]hef.US.*720p.WEB|[Mm]aster[cC]hef.Aus.*|[tT]he.[pP]rice.[iI]s.[rR]ight|[lL]et.*[mM]ake.[aA].[dD]eal|The.Handmaids.Tale.*720.*WEB|[Ss]urvivor.*[AaSs][UuAa]|Australian.Ninja.Warrior.*HDTV)"  "<a.*?href=.magnet:.*?</a>" "2h"
 feedsB="$(printf "%s\n" "$feeds" | grep -v '^$' | tail -n 1)"